Optical 04 Sept 2012

From: Greg Roberts (grr@telkomsa.net)
Date: Wed Sep 05 2012 - 14:34:30 UTC

  • Next message: Ted Molczan: "USA 237 continues to drift west; brightness similar to Mentor"

    Observations 04 Sept 2012
    ----------------------------
    
    Cosatrak 1 (Computerised satellite Tracking System).
    
    FLI ML8300M CCD camera with mechanical shutter + Trimble GPS
    
    Used with 102mm aperture f/5 SKYWATCHER refractor.
    Field of view 123 x 93 arc minutes.
    Image scale 8.86 arc sec/pixel.
    About 90% processed automatically with APEX, remainder
    images processed and measured manually.
    Used 4bin mode.
    
    Site 0433 : Longitude 18.51294 deg East, Latitude -33.94058 deg,
    Elevation 10 metres-situated in Pinelands (Cape Town),South Africa
    
    FOR CLASSFD.TLE:
    --------------------
    03334 68 063A   0433 G 20120904194727940 16 15 2234295+025717 29  +128 07
    03334 68 063A   0433 G 20120904194846973 16 15 2235443+030300 29  +125 11
    03334 68 063A   0433 G 20120904195014626 16 15 2237092+030853 38  +143 05
    04418 70 046A   0433 G 20120904184822050 16 15 2321194+092803 28
    04418 70 046A   0433 G 20120904184849510 16 15 2321466+092850 28
    04418 70 046A   0433 G 20120904184923263 16 15 2322195+092933 28
    04418 70 046A   0433 G 20120904184946798 16 15 2322437+093059 28
    06380 73 013A   0433 G 20120904184453490 16 15 2306541+082502 28
    06380 73 013A   0433 G 20120904184523297 16 15 2307234+082625 18
    06380 73 013A   0433 G 20120904184604479 16 15 2308021+082733 28
    06380 73 013A   0433 G 20120904184641482 16 15 2308409+082917 28
    06380 73 013A   0433 G 20120904184700039 16 15 2308590+083050 18
    08916 76 059A   0433 G 20120904192126345 16 15 2149272+030619 69  +114 14
    08916 76 059A   0433 G 20120904192226470 16 15 2150254+030856 29  +137 15
    08916 76 059A   0433 G 20120904192308744 16 15 2151066+031157 38  +140 46
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    13089 82 019B   0433 G 20120904190714772 16 15 2156170-024306 19  +135 07
    13089 82 019B   0433 G 20120904194351441 16 15 2232331-002124 58  +141 06
    13089 82 019B   0433 G 20120904194502415 16 15 2233436-001730 58  +127 05
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    14677 84 009C   0433 G 20120904200147264 16 25 2229468+020161 49  +107 11
    14677 84 009C   0433 G 20120904200243786 16 15 2230332+020337 39  +119 09
    14677 84 009C   0433 G 20120904200325732 16 25 2231416+020591 89  +106 37
    14930 84 037A   0433 G 20120904180653521 16 15 2159294-054648 28
    14930 84 037A   0433 G 20120904180753023 16 15 2200265-054406 98
    14930 84 037A   0433 G 20120904180840443 16 15 2201129-054125 97
    14930 84 037A   0433 G 20120904180941722 16 15 2202122-053800 28  +134 12
    15543 85 010B   0433 G 20120904173523929 16 15 2241453-055700 38
    15543 85 010B   0433 G 20120904173621805 16 15 2242427-055317 18
    15543 85 010B   0433 G 20120904173737653 16 15 2243576-054823 18
    15543 85 010B   0433 G 20120904173843865 16 15 2245028-054405 18
    15543 85 010B   0433 G 20120904173925137 16 15 2245449-054120 28
    15543 85 010B   0433 G 20120904174115546 16 15 2247308-053402 28
    15543 85 010B   0433 G 20120904174214128 16 15 2248287-053045 28
    15543 85 010B   0433 G 20120904174258061 16 15 2249118-052801 28
    15545 85 010D   0433 G 20120904173523929 16 15 2244425-060024 38
    15545 85 010D   0433 G 20120904173621805 16 15 2245418-055634 39
    15545 85 010D   0433 G 20120904173737653 16 15 2246540-055150 38
    15545 85 010D   0433 G 20120904173843865 16 15 2248006-054734 58
    15545 85 010D   0433 G 20120904173925137 16 15 2248396-054453 38
    15545 85 010D   0433 G 20120904174115546 16 15 2250250-053823 28
    16117 85 092C   0433 G 20120904205621388 16 15 2013334-095240 18  +142 03
    16117 85 092C   0433 G 20120904205726769 16 15 2014401-095237 18  +134 02
    16117 85 092C   0433 G 20120904205812273 16 15 2015266-095238 87  +140 02
    19976 89 035A   0433 G 20120904194045530 16 15 2233096+001914 67  +098 02
    19976 89 035A   0433 G 20120904194119386 16 15 2233452+002005 18
    19976 89 035A   0433 G 20120904194154977 16 15 2234225+002058 87
    20066 89 046A   0433 G 20120904175144604 16 15 2242229-061649 28
    20066 89 046A   0433 G 20120904175227636 16 15 2243057-061512 28
    20066 89 046A   0433 G 20120904175325239 16 15 2244032-061259 48
    20066 89 046A   0433 G 20120904175359716 16 15 2244359-061201 28
    20253 89 077A   0433 G 20120904213506212 16 15 1911451-070331 18  +132 02
    20253 89 077A   0433 G 20120904213628991 16 15 1913054-070424 18  +131 01
    20253 89 077A   0433 G 20120904213738745 16 15 1914228-070510 38
    20253 89 077A   0433 G 20120904213913921 16 15 1915575-070604 28
    20253 89 077A   0433 G 20120904214015906 16 15 1917014-070627 28
    20355 89 090B   0433 G 20120904173152639 16 15 2252264-100333 28
    20355 89 090B   0433 G 20120904173248916 16 15 2253270-100059 77
    20355 89 090B   0433 G 20120904173328626 16 15 2254099-095930 28
    20355 89 090B   0433 G 20120904173349125 16 15 2254306-095843 27
    20929 90 095A   0433 G 20120904174513220 16 15 2246560-070347 58
    20929 90 095A   0433 G 20120904174628737 16 15 2248121-070103 48
    20929 90 095A   0433 G 20120904174824211 16 15 2250065-065700 28
    20929 90 095A   0433 G 20120904174917049 16 15 2250586-065504 28
    20929 90 095A   0433 G 20120904175011364 16 15 2251524-065302 28
    20963 90 097B   0433 G 20120904180102441 16 15 2233180-080431 18
    20963 90 097B   0433 G 20120904180212109 16 15 2234270-080127 18
    20963 90 097B   0433 G 20120904180313212 16 15 2235276-075718 58
    20963 90 097B   0433 G 20120904180403990 16 15 2236172-075632 18
    21873 92 006A   0433 G 20120904193728329 16 15 2206143-064316 78  +147 79
    21873 92 006A   0433 G 20120904193814923 16 15 2207010-064248 18  +143 03
    21873 92 006A   0433 G 20120904193859557 16 15 2207461-064228 97  +136 01
    23648 95 038C   0433 G 20120904205235283 16 15 2020398-092350 18  +100 01
    23648 95 038C   0433 G 20120904205341999 16 15 2021471-092455 37
    23648 95 038C   0433 G 20120904205426112 16 15 2022331-092449 77
    23855 96 026A   0433 G 20120904204815756 16 15 2059367-030436 97  +101 01
    23855 96 026A   0433 G 20120904204851095 16 15 2100119-030347 87  +101 01
    23855 96 026A   0433 G 20120904204929000 16 15 2100498-030253 67  +100 01
    23855 96 026A   0433 G 20120904205015218 16 15 2101356-030148 18  +101 01
    24737 97 008A   0433 G 20120904204441750 16 15 2105398-061944 28  +117 01
    24737 97 008A   0433 G 20120904204530239 16 15 2106299-061954 48  +118 01
    24737 97 008A   0433 G 20120904204624129 16 15 2107247-062005 18  +118 01
    25336 98 029A   0433 G 20120904214206861 16 15 1826322-041632 97  +108 07
    25336 98 029A   0433 G 20120904214256711 16 15 1827229-041618 47  +088 01
    25336 98 029A   0433 G 20120904214334310 16 15 1828011-041609 47  +088 01
    25967 99 063A   0433 G 20120904183608757 16 15 2246399+004325 38
    25967 99 063A   0433 G 20120904183639292 16 15 2247062+004333 27
    25967 99 063A   0433 G 20120904183704709 16 15 2247362+004347 47
    25967 99 063A   0433 G 20120904183737868 16 15 2248094+004349 28
    26575 00 065A   0433 G 20120904190007068 16 15 2202527+021654 47  +117 01
    26575 00 065A   0433 G 20120904190046609 16 15 2203320+021645 18  +114 02
    26575 00 065A   0433 G 20120904190123112 16 15 2204091+021638 18  +116 01
    26575 00 065A   0433 G 20120904190231911 16 15 2205179+021624 18  +114 02
    26770 01 020A   0433 G 20120904190900721 16 15 2242599+013624 18
    26770 01 020A   0433 G 20120904190946277 16 15 2243448+013637 28
    26770 01 020A   0433 G 20120904191029906 16 15 2244283+013642 18
    27168 02 001A   0433 G 20120904203700216 16 15 2140390-001336 77  +086 00
    27168 02 001A   0433 G 20120904203735552 16 15 2141143-001330 67  +086 00
    27168 02 001A   0433 G 20120904203821185 16 15 2142004-001322 77  +086 01
    28394 04 031B   0433 G 20120904210014064 16 15 2004007-032028 28  +124 02?
    28394 04 031B   0433 G 20120904210134991 16 15 2005268-032310 28  +119 10?
    28394 04 031B   0433 G 20120904210228311 16 15 2006233-032452 38  +120 01?
    27693 03 008C   0433 G 20120904215106763 16 15 2055115-035220 28
    27693 03 008C   0433 G 20120904215214659 16 15 2056200-035223 18  +134 02
    27693 03 008C   0433 G 20120904215307466 16 15 2057143-035247 48  +136 01
    27712 03 012B   0433 G 20120904203215078 16 15 2153370+000311 28  +107 03
    27712 03 012B   0433 G 20120904203340358 16 15 2155004+000325 18  +106 03
    27712 03 012B   0433 G 20120904203433158 16 15 2155536+000334 67  +106 01
    27712 03 012B   0433 G 20120904203517118 16 15 2156383+000341 18  +108 02
    27785 68 063B   0433 G 20120904190007068 16 25 2201561+020546 59  +102 17
    27785 68 063B   0433 G 20120904190046609 16 15 2202093+020830 19  +132 06
    27785 68 063B   0433 G 20120904190123112 16 15 2202434+021011 19  +131 05
    27785 68 063B   0433 G 20120904190231911 16 25 2203757+021509 38
    27786 69 036B   0433 G 20120904213017149 16 15 1802579+045242 48
    27786 69 036B   0433 G 20120904213205921 16 15 1804510+044950 28
    27786 69 036B   0433 G 20120904213249792 16 15 1805356+044844 28
    27937 03 041A   0433 G 20120904182030083 16 15 2214430+001633 67
    27937 03 041A   0433 G 20120904182110815 16 15 2215243+001551 37
    27937 03 041A   0433 G 20120904182344367 16 15 2217557+001253 28
    27937 03 041A   0433 G 20120904182512250 16 15 2219273+001135 67
    27937 03 041A   0433 G 20120904183140736 16 15 2225594+000515 28
    28117 03 057A   0433 G 20120904183855459 16 15 2244471+023146 28
    28117 03 057A   0433 G 20120904183942668 16 15 2245344+023227 28
    28117 03 057A   0433 G 20120904184038112 16 15 2246299+023303 48
    28117 03 057A   0433 G 20120904184118607 16 15 2247100+023257 48
    28158 04 004A   0433 G 20120904182030083 16 15 2218308+000444 77
    28158 04 004A   0433 G 20120904182110815 16 15 2219128+000446 47
    28158 04 004A   0433 G 20120904182344367 16 15 2221461+000402 28
    28158 04 004A   0433 G 20120904182512250 16 15 2223154+000427 67
    29242 06 024C   0433 G 20120904203215078 16 15 2151345-000704 38  +133 25
    29242 06 024C   0433 G 20120904203340358 16 15 2152585-000730 87  +136 02
    29242 06 024C   0433 G 20120904203433158 16 15 2153541-000736 77  +127 01
    29242 06 024C   0433 G 20120904203517118 16 15 2154407-000745 18  +141 03
    33490 09 001A   0433 G 20120904172656369 16 15 1933136+014826 28  +091 04
    33490 09 001A   0433 G 20120904172736841 16 35 1933961+017986 28  +089 28
    33490 09 001A   0433 G 20120904172849595 16 15 1935069+014833 28
    34713 09 017A   0433 G 20120904191840174 16 15 2237083+051218 67  +101 00
    34713 09 017A   0433 G 20120904191924393 16 15 2237529+051218 77
    35815 09 047A   0433 G 20120904202156951 16 15 2201508+052117 77  +108 03
    35815 09 047A   0433 G 20120904202247631 16 15 2202419+052118 57  +102 02
    35815 09 047A   0433 G 20120904202330715 16 15 2203250+052120 57  +107 21
    35815 09 047A   0433 G 20120904202436006 16 15 2204305+052120 67  +106 02
    36108 09 068A   0433 G 20120904212512653 16 15 1917495+051934 28
    36108 09 068A   0433 G 20120904212633847 16 15 1919095+052006 28
    36108 09 068A   0433 G 20120904212738985 16 15 1920147+052003 28
    37377 11 011A   0433 G 20120904211547347 16 15 1917359+005726 37  +087 01
    37377 11 011A   0433 G 20120904211639368 16 15 1918281+005807 57  +088 01
    37377 11 011A   0433 G 20120904211729859 16 15 1919188+005845 47  +087 01
    38466 12 033A   0433 G 20120904213017149 16 15 1802210+052836 48
    38466 12 033A   0433 G 20120904213205921 16 15 1804094+053031 28
    38466 12 033A   0433 G 20120904213249792 16 15 1804539+053109 28
    38528 12 034A   0433 G 20120904200857473 16 15 2235165+073107 28  +081 00
    38528 12 034A   0433 G 20120904200951874 16 15 2236111+073150 87  +081 04
    38528 12 034A   0433 G 20120904201035152 16 15 2236543+073224 38  +079 01
    38528 12 034A   0433 G 20120904201407364 16 15 2240267+073511 77  +096 03
    38528 12 034A   0433 G 20120904201509585 16 15 2241307+073600 39  +084 34
    38529 12 034B   0433 G 20120904184604479 16 15 2309378+073115 28
    38529 12 034B   0433 G 20120904184641482 16 15 2310142+073132 28
    38529 12 034B   0433 G 20120904184700039 16 15 2310327+073200 37
    96041 96 541A   0433 G 20120904200524648 16 15 2151479-014705 28  +130 07
    96041 96 541A   0433 G 20120904200611875 16 15 2152358-014429 19  +125 04
    96041 96 541A   0433 G 20120904200657235 16 15 2153180-014146 28  +128 02
    
    
    STRAYS SEEN:
    -------------------------
    12618 81 069A   0433 G 20120904203517118 16 15 2200530-001017 38  +138 03
    13899 82 020F   0433 G 20120904190447640 16 15 2153000-031355 28
    13899 82 020F   0433 G 20120904190526083 16 15 2153391-031118 58  +134 05
    13899 82 020F   0433 G 20120904190714772 16 15 2155235-030410 39  +120 09
    13899 82 020F   0433 G 20120904194351441 16 15 2230195-003405 49  +119 24
    13899 82 020F   0433 G 20120904194502415 16 15 2231251-002852 29  +111 06
    14195 81 102F   0433 G 20120904182030083 16 15 2215095-001841 19
    14195 81 102F   0433 G 20120904182110815 16 15 2215481-001626 58
    14195 81 102F   0433 G 20120904182344367 16 15 2218182-000559 28
    14195 81 102F   0433 G 20120904182512250 16 15 2219430-000036 29
    14195 81 102F   0433 G 20120904183140736 16 15 2225599+002441 28
    14195 81 102F   0433 G 20120904183243271 16 25 2227007+002952 68
    14195 81 102F   0433 G 20120904183349018 16 25 2228072+003426 28
    14307 83 088A   0433 G 20120904205235283 16 15 2017251-090243 29  +128 06
    14307 83 088A   0433 G 20120904205341999 16 15 2018301-085944 29  +125 54
    14307 83 088A   0433 G 20120904205426112 16 15 2019153-085721 28  +134 02
    20662 96 067A   0433 G 20120904173523929 16 15 2243209-061155 48
    20662 96 067A   0433 G 20120904173621805 16 15 2244194-060924 28
    20662 96 067A   0433 G 20120904173737653 16 15 2245360-060615 28
    20662 96 067A   0433 G 20120904173843865 16 15 2246427-060326 28
    20662 96 067A   0433 G 20120904173925137 16 15 2247240-060148 38
    20662 90 054D   0433 G 20120904174115546 16 15 2249124-055708 28
    21925 92 017D   0433 G 20120904174513220 16 15 2244232-063337 58
    21925 92 017D   0433 G 20120904174628737 16 15 2245396-063051 48
    21925 92 017D   0433 G 20120904174824211 16 15 2247375-062639 28
    21925 92 017D   0433 G 20120904174917049 16 15 2248317-062440 18
    21925 92 017D   0433 G 20120904175011364 16 15 2249323-062016 18
    23010 94 012A   0433 G 20120904180102441 16 15 2231493-072739 18
    23010 94 012A   0433 G 20120904180212109 16 15 2233002-072550 97
    23010 94 012A   0433 G 20120904180313212 16 15 2234026-072415 18
    23010 94 012A   0433 G 20120904180403990 16 15 2234515-072233 97
    23415 94 080A   0433 G 20120904175359716 16 15 2245164-065408 28
    24665 96 067A   0433 G 20120904200045912 16 15 2226332+015647 87  +098 00
    26071 00 007A   0433 G 20120904213017149 16 15 1803599+051151 58
    26863 01 029A   0433 G 20120904204441750 16 15 2108229-060057 28  +117 01
    26863 01 029A   0433 G 20120904204530239 16 15 2109120-060114 48  +116 01
    26863 01 029A   0433 G 20120904204624129 16 15 2110064-060132 97  +117 01
    27380 02 007A   0433 G 20120904191745478 16 15 2235222+051230 28
    27380 02 007A   0433 G 20120904191840174 16 15 2236168+051231 67  +088 00
    27380 02 007A   0433 G 20120904191924393 16 15 2237016+051226 77  +095 01
    27508 02 040A   0433 G 20120904212512653 16 15 1915335+051644 28
    27528 02 044A   0433 G 20120904213017149 16 15 1804010+051217 29
    27811 03 020A   0433 G 20120904202436006 16 15 2208442+052325 67  +106 02
    27825 03 026A   0433 G 20120904172656369 16 15 1933340+014327 28  +113 02
    27825 03 026A   0433 G 20120904172736841 16 15 1934140+014326 28  +109 01
    27825 03 026A   0433 G 20120904172849595 16 15 1935274+014333 67
    28945 06 007A   0433 G 20120904213017149 16 15 1804065+051445 48
    37264 10 070A   0433 G 20120904213017149 16 15 1804070+051411 48
    37779 11 042A   0433 G 20120904202156951 16 15 2201300+052432 77  +098 01
    37779 11 042A   0433 G 20120904202247631 16 15 2202210+052431 57  +099 01
    37779 11 042A   0433 G 20120904202330715 16 15 2203042+052431 57  +100 21
    37779 11 042A   0433 G 20120904202436006 16 15 2204096+052430 77  +100 02
    
    NOTES:
    ------
    (1) Put the 4 inch f/5 refractor back into action. Test show that it can
        gain abut 2 to 3 magnitudes visually on the 135mm focal length f/2.8
        lens that Ive been using the past few weeks.One disadvantage is
        that the field of view is reduced from 7.6 x 5.7 degrees to about
        2.05 x 1.54 degrees but for the fainter satellites I need the extra
        gain- makes it so much easier to see and measure. The 6 inch f/5
        reflector will be put in action in about two sessions time- this
        should give another magnitude gain but an even narrower field of
        view of 62 x 82 arc minutes. I tried adding a focal reducer to the
        4 inch refractor to make it f/2.56 and about double the field of
        view but image quality was terrible with severere vignetting.Ill try
        doing the same with the 6 inch reflector but do not expect good
        quality.
    (2) Seeing about 16 arc seconds - no matter how carefully one tries to
        focus its impossible to make the stars pinpoint images. Visually the
        stars look like shivering lumps of jelly or a dandelion-impossible to
        see diffraction rings.
    
    Cheers
    Greg 
    
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    This archive was generated by hypermail 2b29 : Wed Sep 05 2012 - 14:33:02 UTC