Epoch Date Age Analysis

From: sattrack@hal-pc.org
Date: Fri Aug 09 2002 - 13:04:31 EDT

  • Next message: Alan Pickup: "Decay watch: 2002 August 9"

    *********************************************************************
    
      Epoch Date Age Analysis Friday, 09-Aug-2002, day 221, 11:51 CDT.
    
    *********************************************************************
    
    SPECIAL.TXT - Updated daily.
    
    http://oig1.gsfc.nasa.gov/scripts/foxweb.exe/app01?
    http://sattrackhouston.com/special.tle
    
    NASA/GSFC OIG Special Interest Group TLE's combined.
    
    Amateur/Geosynchronous/Globalstar/High Interest/
    Iridium/Navigation/ORBCOMM/Visible/Weather
    
    Today's Epoch Date   262   17.3%
    One (1) Day Old      366   24.2%
    Two (2) Days Old     334   22.1%
    Three (3) Days Old   142    9.4%
    Four (4) Days Old     87    5.8%
    Five (5) Days Old     60    4.0%
    Six (6) Days Old      38    2.5%
    Seven (7) Days Old    50    3.3%
    Older Than One Week  161   10.6%
    Previous Years        12     .1%  Syncom 1, Syncom 2, Syncom 3, OPS 9321 rJ,
                                      ERS 21, Intelsat 3-3, OPS 0757, Intelsat 3-7,
                                      ECS 1/AYAME 1, Ayame 2, Ekran 5, ISO dC
                          ---
                         1512
    
    Percentage of SPECIAL.TXT one week old or less =  88.6%
    
    *********************************************************************
    
    VISUAL.TXT - Updated daily.
    
    http://celestrak.com/NORAD/elements/visual.txt
    
    Today's Epoch Date     6    4.3%  METEOR 1-2, COSMOS 1833, COSMOS 1933,
                                      COSMOS 1953, COSMOS 1980 R/B, COSMOS 2228
    One (1) Day Old       68   48.9%
    Two (2) Days Old      65   46.8%
                          ---
                          139
    
    Percentage of VISUAL.TXT one week old or less = 100 %
    
    *********************************************************************
    
    SATBASE.TLE - Updated 2-3 times/week.
    
    http://www.wingar.demon.co.uk/satevo/tle/satbase.zip
    
    Today's Epoch Date   220    2.6%
    One (1) Day Old      742    8.9%
    Two (2) Days Old     755    9.0%
    Three (3) Days Old   622    7.4%
    Four (4) Days Old   1422   17.0%
    Five (5) Days Old   1059   12.6%
    Six (6) Days Old     591    7.0%
    Seven (7) Days Old   737    8.8%
    Older Than One Week 2206   26.3%
    Previous Years        29    <.1%  Molniya 1-72 r2, Transit 4A deb M,
                                      USA 39 (DSP), Titan 3C deb T, USA 56 r,
                                      C 1838 Prot deb, DSP 16 (USA75),
                                      GPS 1-06 deb C, Transit 4A deb M, USA 103,
                                      Milstar DFS 2, USA 125 r2, Transit 5B deb P,
                                      OPS 0856 deb T, STTW-1 CZ-3 deb,
                                      CAT 1 Ariane deb, HETE 2 Peg r,
                                      Cosmos 1579 cool, Cosmos 931 deb K,
                                      Titan 3C deb AK, MAP, Intelsat 515 Ari,
                                      Unknown 000601, Unknown 001203,
                                      Unknown 010313, Unknown 990907,
                                      Unknown 98002, GEO331, GEO337(VORTEX)
                          ---
                         8383
    
    Percentage of SATBASE.TLE one week old or less =  73.3%
    
    *********************************************************************
    
    KEPELE.TLE - Updated daily.
    
    http://sattrackhouston.com/kepele.zip
    
    Today's Epoch Date   185   34.1%
    One (1) Day Old      208   38.3%
    Two (2) Days Old     121   22.3%
    Three (3) Days Old     7    1.3%  GOES 6, Insat 2E, Insat 3B, ASC 1,
                                      Hipparcos, TDRS 3, TDRS 6
    Four (4) Days Old      3     .6%  AO-10, Breeze r, Cos 2383
    Five (5) Days Old      8    1.5%  GOES 2, Cos 1143 r, Envisat, Envisat r,
                                      GPS 2-20 r, FengYun 1D r, IntlSat 503 r,
                                      Intsat 512 f
    Six (6) Days Old       1     .2%  Meteosat 3
    Older Than One Week   10    1.8%  Quikscat, Cos 1808 r, Cos 2230 r, Cos 2387,
                                      IUE, MOS 1B, Met 1-23 r, Met 3M rFf,
                                      NOAA 08, Superbird A
                          ---
                          543
    
    Percentage of KEPELE.TLE one week old or less =  98.2%
    
    *********************************************************************
    
    BRIGHT50.TLE - Updated weekly.
    
    http://home.t-online.de/home/R.Kracht/bright50.tle
    
    Today's Epoch Date    12   24.5%  Cosmos 185 r, Cosmos 1025, Cosmos 1093 r,
                                      Cosmos 1980 r, Cosmos 2053 r, UARS,
                                      GPS 2-20 r1, Cosmos 2278 r, Helios 1A r,
                                      Koronas F, Cosmos 2383, ENVISAT
    One (1) Day Old       17   34.7%  Meteor 1-7 r, Cosmos 975 r, Cosmos 1063 r,
                                      Cosmos 1145 r, Cosmos 1154, HST,
                                      Cosmos 2227 r, Cosmos 2237 r, Cosmos 2263 r,
                                      Resurs 1-3 r, Cosmos 2322 r, Cosmos 2333 r,
                                      Resurs 1-4 r, ISS, Okean-O, Zi Yuan 2 LM4r,
                                      ENVISAT Ari5 r
    Two (2) Days Old      18   36.7%  Seasat, In-Cosmos 19, Cosmos 1143 r,
                                      Cosmos 1697 r, Cosmos 1833 r, Cosmos 1844 r,
                                      Cosmos 1943 r, Cosmos 2082 r, Lacrosse 2,
                                      Cosmos 2219 r, Cosmos 2297 r, TRMM,
                                      Cosmos 2360 r, Okean-O r, Helios 1B r,
                                      Cosmos 2369 r, Lacrosse 4 r, Koronas F r
    Older Than One Week    2    4.1%  Lacrosse 3, Lacrosse 4
                          ---
                           49
    
    Percentage of BRIGHT50.TLE one week old or less =  95.9%
    
    *********************************************************************
    
    ALLDAT.TLE - Updated daily 4:25 p.m. CDT (21:25 UTC)
    
    http://users2.ev1.net/~mmccants/tles/alldat.zip
    
    Today's Epoch Date     3    <.1%  Astron Rk, XMM Ari Rk, 02034C
    One (1) Day Old      683    8.2%
    Two (2) Days Old    1373   16.5%
    Three (3) Days Old   718    8.6%
    Four (4) Days Old   1467   17.6%
    Five (5) Days Old   1072   12.9%
    Six (6) Days Old     660    7.9%
    Seven (7) Days Old   822    9.9%
    Older Than One Week 1521   18.3%
    Previous Years        14    <.1%  89046A, USA 56 Rk, 90095A, 91080B,
                                      USA 103, 95060A, USA 125 Rk2, Unk 000601,
                                      Unk 001203, Unk 010313, Unknown 990907,
                                      Unknown 98002, 95586 A, 96750A
                          ---
                         8333
    
    Percentage of ALLDAT.TLE one week old or less =  81.6%
    
    *********************************************************************
    
    MCCANTS.TLE
    
    http://users2.ev1.net/~mmccants/tles/mccants.zip
    
    Today's Epoch Date     1     .1%  Contour Del r2
    One (1) Day Old      399   24.6%
    Two (2) Days Old     742   45.7%
    Three (3) Days Old   161    9.9%
    Four (4) Days Old    184   11.3%
    Five (5) Days Old      9     .6%  Transit 9, LCS 4, DMSP B5C-03, Cosmos 770 r,
                                      Spacenet 2, Intelsat 512, Olympus 1,
                                      Gorizont 24, Iridium 45
    Six (6) Days Old       7     .4%  Gorizont 16, Alexis, COMETS, Iridium 63,
                                      Milstar 3, CXO IUS r, HETE 2
    Seven (7) Days Old     7     .4%  NOSS 1 (D), USA 32, FengYun 1B r K,
                                      Cosmos 2292 r, Fregat r/Clst2, USA 160 (A),
                                      USA 160 (C)
    Older Than One Week  100    6.2%
    Previous Years        14     .1%  USA 39 (DSP), USA 56 r, DSP 15 (USA65),
                                      DSP 16 (USA75), USA 103, Milstar DFS 2,
                                      USA 125 r2, Unknown 000601, Unknown 001203,
                                      Unknown 010313, Unknown 990907,
                                      Unknown 98002, GEO331, GEO337(VORTEX)
                          ---
                         1624
    
    Percentage of MCCANTS.TLE one week old or less =  93.0%
    
    *********************************************************************
    
    TLE220.TXT
    
    ftp://ftp.dransom.com/current.data/tle220.zip
    ftp://ftp.dransom.com/current.data/
    
    One (1) Day Old       32    3.3%  COSMOS 2392, Terra, Okean 0, UoSAT 12,
                                      Landsat 7, ISS, IRIDIUM 84, Orbcomm FM 03,
                                      IRIDIUM 33, IRIDIUM 29, OrbView 2 (SeaSt,
                                      Inmarsat III F4, Inmarsat III F2, ERS 2,
                                      NATO 4B, SPOT 3 R/B, Cosmos 2230,
                                      Cosmos 2228, COSMOS 2227 R/B, DFS 3,
                                      Intelsat 605, Cosmos 2151, Okean 3, NATO 4A,
                                      COSMOS 2106 R/B, OSCAR 14, Sirius,
                                      Cosmos 1933, COSMOS 1656 R/B(, TDRS 1,
                                      Meteor 1-31, Meteor 1-2
    Two (2) Days Old     394   41.0%
    Three (3) Days Old   237   24.6%
    Four (4) Days Old    215   22.3%
    Five (5) Days Old     40    4.2%
    Six (6) Days Old      12    1.2%  NSTAR 3, JCSat 8, HETE-2, LMI 1, Telkom 1,
                                      IRIDIUM 63, Cosmos 2345, N-Star 2,
                                      Measat 1, Koreasat 1, NSS 703, Raduga 31
    Seven (7) Days Old     9     .9%  GPS BIIA-26 PRN=, ALTAIR-2/LUCH, Gals 1,
                                      Gorizont 29, GPS BIIA-19, Eutelsat II F1,
                                      Gorizont 20, Eutelsat I F4, ComStar D4
    Older Than One Week   23    2.4%  STRV 1C, Skynet 4E, JCSat 6, Hot Bird 5,
                                      Hot Bird 4, Hot Bird 3, JCSAT 4, Hot Bird 2,
                                      Cosmos 2319, Hot Bird 1, Thaicom 2,
                                      Cosmos 2291, Molniya 3-46, Thaicom 1,
                                      GPS BIIA-14, Eutelsat II F2, Molniya 3-39,
                                      CRRES, AsiaSat 1, JCSAT 2, Optus A2,
                                      BRASILSAT 1, IUE
                          ---
                          962
    
    Percentage of TLE220.TXT one week old or less =  97.6%
    
    *********************************************************************
    
    GSFC937.TXT
    
    ftp://ftp.dransom.com/current.data/GSFC937.zip
    ftp://ftp.dransom.com/current.data/
    
    One (1) Day Old      241   16.2%
    Two (2) Days Old     611   41.0%
    Three (3) Days Old   168   11.3%
    Four (4) Days Old    100    6.7%
    Five (5) Days Old     68    4.6%
    Six (6) Days Old      41    2.8%
    Seven (7) Days Old    54    3.6%
    Older Than One Week  207   13.9%
                          ---
                         1490
    
    Percentage of GSFC937.TXT one week old or less =  86.1%
    
    *********************************************************************
    
    TL020808.TXT
    
    ftp://ftp.dransom.com/current.data/tle020808.zip
    ftp://ftp.dransom.com/current.data/
    
    One (1) Day Old      241   14.2%
    Two (2) Days Old     693   40.9%
    Three (3) Days Old   231   13.6%
    Four (4) Days Old    153    9.0%
    Five (5) Days Old     70    4.1%
    Six (6) Days Old      42    2.5%
    Seven (7) Days Old    54    3.2%
    Older Than One Week  211   12.4%
                          ---
                         1695
    
    Percentage of TL020808.TXT one week old or less =  87.6%
    
    *********************************************************************
    
    Epoch Date Age Analysis - Tuesdays & Fridays at noon CDT (17:00 UTC)
    
    *********************************************************************
    
    Epoch Date Age Analysis is compiled twice weekly by Satellite Tracking
    Houston- http://sattrackhouston.com The next compilation of these data
    will be Tuesday,13-August-2002, at noon CDT (17:00 UTC).The epoch date
    is the time at which the orbital data  (Keplerian elements)  have been
    calculated.
    
    
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    This archive was generated by hypermail 2b29 : Fri Aug 09 2002 - 13:17:45 EDT