EV Obs 2025-09-23/24

From: E. Visser via Seesat-l <seesat-l_at_lists.seesatmail.org>
Date: Wed, 24 Sep 2025 18:14:30 +0000
Last few nights I keep seeing a unid in 82.5° inclined orbit. I hadn't paid attention as I figured it must be something that space track hasn't updated. But now I feel it takes too long, and I want to share the obs of last 3 nights. I think it is the same satellite but fitting a TLE doesn't give low enough rms error, such that I am not sure. Any insights are appreciated!

90000 25 765A   0794 E 20250922040105954 17 25 2218208+584655 37 S
90000 25 765A   0794 E 20250922040116009 17 25 2231733+581643 37 S
90000 25 765A   0794 E 20250922040126060 17 25 2245152+573975 37 S
90000 25 765A   0794 E 20250922040136065 17 25 2258323+565653 37 S
90000 25 765A   0794 E 20250922040146023 17 25 2311151+560694 37 S
90000 25 765A   0794 E 20250922040154026 17 25 2321185+552259 37 S

90000 25 766A   0794 G 20250923035019920 17 25 2212810+604813 37 S
90000 25 766A   0794 G 20250923035029777 17 25 2227096+602131 37 S
90000 25 766A   0794 F 20250923035039781 17 25 2241510+594695 37 S
90000 25 766A   0794 F 20250923035049786 17 25 2255720+590528 37 S
90000 25 766A   0794 P 20250923035055794 17 25 2304087+583684 37 S

90000 25 767A   0794 E 20250924033930172 17 25 2151148+624939 37 S
90000 25 767A   0794 E 20250924033939234 17 25 2205252+623412 37 S
90000 25 767A   0794 E 20250924033949237 17 25 2220894+620998 37 S
90000 25 767A   0794 E 20250924033959241 17 25 2236478+613796 37 S
90000 25 767A   0794 E 20250924034005193 17 25 2245655+611520 37 S

Probably Unknown 99661
99661 22 647A   0794 E 20250923203518524 17 25 1529964+582858 37 S
99661 22 647A   0794 E 20250923203524578 17 25 1546452+561867 37 S

Here are 8 unids in 81.3° inclined orbit. They match on the newly launched SDA T1TL-B [65565U 25203A]. The first 7 were very faint. The last one was much brighter! I haven't checked if any lines up with three unids of this launch which I had seen earlier.
90001 25 767B   0794 E 20250924040615275 17 25 2237342+643945 37 S
90001 25 767B   0794 E 20250924040620082 17 25 2250147+642965 37 S

90002 25 767C   0794 E 20250924040646392 17 25 2230515+641805 37 S
90002 25 767C   0794 E 20250924040652647 17 25 2246823+640709 37 S

90003 25 767D   0794 E 20250924040718857 17 25 2233477+635820 37 S
90003 25 767D   0794 E 20250924040721861 17 25 2241192+635319 37 S
90003 25 767D   0794 E 20250924040725462 17 25 2250557+634471 37 S
90003 25 767D   0794 E 20250924040727715 17 25 2256362+633796 37 S

90004 25 767E   0794 E 20250924040822997 17 25 2231227+631496 37 S
90004 25 767E   0794 E 20250924040832898 17 25 2255922+625235 37 S

90005 25 767F   0794 E 20250924040933024 17 25 2233256+622741 37 S
90005 25 767F   0794 E 20250924040943041 17 25 2257483+620197 37 S

90006 25 767G   0794 E 20250924041003091 17 25 2229905+621190 37 S
90006 25 767G   0794 E 20250924041013004 17 25 2253447+614904 37 S
90006 25 767G   0794 E 20250924041020509 17 25 2311528+612003 37 S

90007 25 767H   0794 E 20250924041042914 17 25 2249513+613112 37 S
90007 25 767H   0794 E 20250924041051973 17 25 2310982+605709 37 S

Brighter:
90008 25 767J   0794 E 20250924041103469 17 25 2214788+613571 37 S
90008 25 767J   0794 E 20250924041112974 17 25 2236145+612369 37 S
90008 25 767J   0794 E 20250924041122989 17 25 2259353+605501 37 S
90008 25 767J   0794 E 20250924041130585 17 25 2317106+602146 37 S

Classified:
62353 24 243P   0794 B 20250923182808647 17 25 1324034+540664 37 S
62353 24 243P   0794 B 20250923182816157 17 25 1308965+571874 37 S
62353 24 243P   0794 B 20250923182824460 17 25 1248832+604100 37 S
38109 12 014A   0794 E 20250923185039675 17 25 1414227+565123 37 S
38109 12 014A   0794 E 20250923185045079 17 25 1409592+553708 37 S
38109 12 014A   0794 E 20250923185051182 17 25 1404745+541454 37 S
28097 03 054C   0794 E 20250923185446398 17 25 1337758+523937 37 S
28097 03 054C   0794 E 20250923185455313 17 25 1348462+532587 37 S
28097 03 054C   0794 E 20250923185505214 17 25 1401296+541482 37 S
28097 03 054C   0794 E 20250923185515221 17 25 1415337+550062 37 S
59816 24 096C   0794 E 20250923192205818 17 25 1439320+554687 37 S
59816 24 096C   0794 E 20250923192213224 17 25 1424547+591514 37 S
59816 24 096C   0794 E 20250923192222534 17 25 1401058+632366 37 S
38773 12 048P   0794 E 20250923193437395 17 25 1340591+592941 37 S
38758 12 048A   0794 E 20250923193440355 17 25 1336635+591301 37 S
38758 12 048A   0794 E 20250923193446806 17 25 1343092+601033 37 S
38773 12 048P   0794 E 20250923193446806 17 25 1350649+605241 37 S
38758 12 048A   0794 E 20250923193456812 17 25 1354268+613972 37 S
38773 12 048P   0794 E 20250923193456812 17 25 1402851+622099 37 S
38773 12 048P   0794 E 20250923193506768 17 25 1416822+634837 37 S
38758 12 048A   0794 E 20250923193506814 17 25 1407112+630915 37 S
38758 12 048A   0794 E 20250923193514778 17 25 1418725+641944 37 S
37391 11 014B   0794 E 20250923194902629 17 25 1434582+515352 37 S
37391 11 014B   0794 E 20250923194909034 17 25 1431972+533275 37 S
37386 11 014A   0794 E 20250923194910831 17 25 1435066+522722 37 S
37386 11 014A   0794 E 20250923194919040 17 25 1431565+543583 37 S
37391 11 014B   0794 E 20250923194919040 17 25 1427241+561055 37 S
37386 11 014A   0794 E 20250923194929046 17 25 1426531+571540 37 S
37391 11 014B   0794 E 20250923194929046 17 25 1421571+585084 37 S
37386 11 014A   0794 E 20250923194939069 17 25 1420466+595730 37 S
37391 11 014B   0794 E 20250923194939069 17 25 1414701+613282 37 S
37391 11 014B   0794 E 20250923194946761 17 25 1408397+633719 37 S
37386 11 014A   0794 E 20250923194949062 17 25 1413092+623971 37 S
37386 11 014A   0794 E 20250923194954859 17 25 1408067+641363 37 S
63598 25 077C   0794 E 20250923200607591 17 25 1439817+542132 37 S
63598 25 077C   0794 E 20250923200615346 17 25 1448926+550898 37 S
63598 25 077C   0794 E 20250923200625350 17 25 1501788+560901 37 S
63598 25 077C   0794 E 20250923200634610 17 25 1514864+570198 37 S
59833 24 096V   0794 E 20250923202600636 17 25 1528928+541497 37 S
59833 24 096V   0794 E 20250923202607646 17 25 1515149+571993 37 S
59833 24 096V   0794 E 20250923202617654 17 25 1450866+613043 37 S
59820 24 096G   0794 E 20250924025952740 17 25 2121059+564876 37 S
59820 24 096G   0794 E 20250924025959649 17 25 2139834+573131 37 S
59820 24 096G   0794 E 20250924030008452 17 25 2206684+581150 37 S
99131 25 721C   0794 E 20250924032329504 17 25 2221691+533734 37 S
99131 25 721C   0794 E 20250924032336651 17 25 2207638+564118 37 S
99131 25 721C   0794 E 20250924032346659 17 25 2143602+604469 37 S
31701 07 027A   0794 E 20250924034503488 17 25 2216065+553325 37 S
31708 07 027C   0794 E 20250924034505890 17 25 2212028+552760 37 S
31701 07 027A   0794 E 20250924034512898 17 25 2228369+564349 37 S
31708 07 027C   0794 E 20250924034512898 17 25 2220811+562116 37 S
31701 07 027A   0794 E 20250924034522904 17 25 2243003+575605 37 S
31708 07 027C   0794 E 20250924034522904 17 25 2234636+573631 37 S
31708 07 027C   0794 E 20250924034532920 17 25 2250187+584875 37 S
31708 07 027C   0794 E 20250924034538369 17 25 2259342+592605 37 S
59830 24 096S   0794 E 20250924035348355 17 25 2151709+595676 37 S
59830 24 096S   0794 E 20250924035354660 17 25 2208622+605805 37 S
59830 24 096S   0794 E 20250924035403965 17 25 2237813+621766 37 S
59818 24 096E   0794 E 20250924040345400 17 25 2245680+530767 37 S
59818 24 096E   0794 E 20250924040352156 17 25 2303392+532552 37 S
99074 25 679A   0794 E 20250924041727163 17 25 2338519+545286 37 S
99074 25 679A   0794 E 20250924041733165 17 25 2327253+574295 37 S
99074 25 679A   0794 E 20250924041743230 17 25 2303653+621659 37 S

-- 
Best regards,

Eelke
Station number 0794, 53.1096N, 6.1075E, 46m
ZWO ASI174MM, Minolta Rokkor f/1.4 50mm

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Received on Wed Sep 24 2025 - 11:14:42 UTC

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