Taras Prystavski
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prystavski.bsky.social
Taras Prystavski
@prystavski.bsky.social
50 followers 13 following 160 posts
Comet observer, amateur astronomer
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prystavski.bsky.social
Comet 24P/Schaumasse
2025 Dec. 01.46 UT m1=12.2: (m2=15.3) Dia.=&2.8'... [T26] 0.51-m f/3.0 Cassegrain + CMOS... T. Prystavski... iTelescope observatory, U94 (remotely from Great Basin Desert, Beryl Junction, Utah, USA)
December 9, 2025 at 7:05 PM
prystavski.bsky.social
Centaur (306173) 2010 NK83
2025 Dec. 03.72 UT m2=17.3 ...[T17] 0.43-m f/6.8 Corrected Dall-Kirkham + CMOS... T. Prystavski... (iTelescope observatory, Q62 (remotely from Siding Spring, Australia))
[morning twilight: Sun alt. -17 deg.; Moon phase 0.98, distance 66 deg., alt. 1 deg.]
December 3, 2025 at 7:49 PM
prystavski.bsky.social
Comet C/2025 K1 (ATLAS) fragmentation.

Comet C/2025 K1 (ATLAS)
2025 Dec. 01.46 UT m1=10.2: Dia.=2.8' Tail=23' in PA 161 deg... [T26] 0.51-m f/3.0 Cassegrain + CMOS... T. Prystavski... iTelescope observatory, U94 (remotely from Great Basin Desert, Beryl Junction, Utah, USA)
December 1, 2025 at 9:07 PM
prystavski.bsky.social
Пост
Object STO1338 from PCCP and a possibly new comet!

Object STO1338
2025 Nov. 30.72 UT m1=19.2 Tail=0.2' in PA 264 deg...[T59] 0.51-m f/6.8 Corrected Dall-Kirkham Astrograph + CCD... T. Prystavski... (iTelescope observatory, Q62 (remotely from Siding Spring, Australia))
November 30, 2025 at 10:54 PM
prystavski.bsky.social
Comet 261P/Larson
2025 Nov. 09.51 UT m1=17.6 (m2=17.7) Tail=&0.3' in PA 76 deg...[T59] 0.51-m f/6.8 Corrected Dall-Kirkham Astrograph + CCD... T. Prystavski... (iTelescope observatory, Q62 (remotely from Siding Spring, Australia))
November 30, 2025 at 7:16 PM
prystavski.bsky.social
Comet C/2025 K1 (ATLAS)
2025 Nov. 27.30 UT m1=9.5: Tri-G Dia.=3.3' Tail=&36' in PA 233 deg... [T68] 0.28-m f/2.2 RASA astrograph + CMOS... iTelescope observatory, U94 (remotely from Great Basin Desert, Beryl Junction, Utah, USA)
November 29, 2025 at 6:03 PM
prystavski.bsky.social
Interstellar comet 3I/ATLAS
2025 Nov. 26.52 UT m1=10.0: (m2=12.6) Dia.=&3.5' Tail=21' in PA 294 deg Anti-tail=13' in PA 107 deg... [T26] 0.51-m f/3.0 Cassegrain + CMOS... T. Prystavski... iTelescope observatory, U94 (remotely from Great Basin Desert, Beryl Junction, Utah, USA)
November 27, 2025 at 8:37 PM
prystavski.bsky.social
Comet C/2025 R3 (PANSTARRS)
2025 Nov. 09.13 UT m1=18.6 ... [T26] 0.51-m f/3.0 Cassegrain + CMOS... T. Prystavski... iTelescope observatory, U94 (remotely from Great Basin Desert, Beryl Junction, Utah, USA)
November 25, 2025 at 7:10 PM
prystavski.bsky.social
Comet C/2024 R4 (PANSTARRS)
2025 Nov. 09.13 UT m1=16.6 (m2=16.9) Tail=0.4' in PA 123 deg... [T26] 0.51-m f/3.0 Cassegrain + CMOS... T. Prystavski... iTelescope observatory, U94 (remotely from Great Basin Desert, Beryl Junction, Utah, USA)
November 24, 2025 at 6:42 PM
prystavski.bsky.social
Comet 78P/Gehrels
2025 Nov. 09.11 UT m1=16.5 (m2=17.2) Tail=0.7' in PA 65 deg... [T26] 0.51-m f/3.0 Cassegrain + CMOS... T. Prystavski... iTelescope observatory, U94 (remotely from Great Basin Desert, Beryl Junction, Utah, USA)
November 23, 2025 at 6:18 PM
prystavski.bsky.social
Comet C/2024 X2 (ATLAS)
2025 Nov. 02.35 UT m1=18.2 Tail=0.9' in PA 216 deg... [T72] 0.51-m f/6.8 Corrected Dall-Kirkham + CCD... T. Prystavski... (iTelescope observatory, X07 (remotely from Rio Hurtado Valley, Chile))
November 22, 2025 at 6:55 PM
prystavski.bsky.social
Comet 195P/Hill
2025 Nov. 02.34 UT m1=18.3 Tail=0.3' in PA 292 deg... [T72] 0.51-m f/6.8 Corrected Dall-Kirkham + CCD... T. Prystavski... (iTelescope observatory, X07 (remotely from Rio Hurtado Valley, Chile))
November 20, 2025 at 6:26 PM
prystavski.bsky.social
Comet C/2022 R6 (PANSTARRS)
2025 Nov. 02.34 UT m1=16.6 (m2=17.4) Dia.=0.4'... [T72] 0.51-m f/6.8 Corrected Dall-Kirkham + CCD... T. Prystavski... (iTelescope observatory, X07 (remotely from Rio Hurtado Valley, Chile))
November 18, 2025 at 7:31 PM
prystavski.bsky.social
Comet C/2024 T5 (ATLAS)
2025 Nov. 02.33 UT m1=14.9 (m2=15.7) Dia.=0.3' Tail=0.6' in PA 260 deg... [T72] 0.51-m f/6.8 Corrected Dall-Kirkham + CCD... T. Prystavski... (iTelescope observatory, X07 (remotely from Rio Hurtado Valley, Chile))
November 17, 2025 at 8:47 PM
prystavski.bsky.social
Comet 240P/NEAT
2025 Nov. 02.32 UT m1=12.4 (m2=14.5) Dia.=1.4' Tail=&12' in PA 253 deg

Fragment B
m1=17.0: Dia.=0.3' Possible Tail=0.3' in PA 256 deg... [T72] 0.51-m f/6.8 Corrected Dall-Kirkham + CCD... T. Prystavski... (iTelescope obs., X07 (remotely from Rio Hurtado Valley, Chile))
November 16, 2025 at 6:08 PM
prystavski.bsky.social
Comet C/2025 T1 (ATLAS)
2025 Nov. 09.11 UT m1=9.9 (m2=13.6) Dia.=5.4' Tail=9.0' in PA 9 deg... [T26] 0.51-m f/3.0 Cassegrain + CMOS... T. Prystavski... iTelescope observatory, U94 (remotely from Great Basin Desert, Beryl Junction, Utah, USA)
November 9, 2025 at 6:58 PM
prystavski.bsky.social
Comet C/2025 R2 (SWAN)
2025 Nov. 06.45 UT m1=9.4: (m2=13.7) Dia.=&3.8' ... [T32] 0.43-m f/6.8 Corrected Dall-Kirkham Astrograph + CMOS... iTelescope observatory, Q62 (remotely from Siding Spring, Australia)
[interference by Moon: Moon phase 0.99, altitude +13 deg]
November 6, 2025 at 9:06 PM
prystavski.bsky.social
Object gb00810
2025 Nov. 04.36 UT m1=11.2: Dia.=&1.7'... [T75] 0.25-m f/3.8 Newtonian reflector + CMOS... T. Prystavski (iTelescope observatory, X07 (remotely from Rio Hurtado Valley, Chile))
[morning twilight: Sun alt. -15 deg.; possible interference by Moon: Moon phase 0.98, altitude +2 deg]
November 4, 2025 at 8:39 PM
prystavski.bsky.social
Comet C/2025 L2 (MAPS)
2025 Oct. 11.08 UT m1=18.3 (m2=18.4) Tail=1.2' in PA 48 deg... [T72] 0.51-m f/6.8 Corrected Dall-Kirkham + CCD... T. Prystavski... (iTelescope observatory, X07 (remotely from Rio Hurtado Valley, Chile))
October 28, 2025 at 8:21 PM
prystavski.bsky.social
Comet 145P/Shoemaker-Levy
2025 Oct. 10.09 UT m1=16.8 (m2=17.8) Dia.=0.3' Tail=0.4' in PA 88 deg... [T72] 0.51-m f/6.8 Corrected Dall-Kirkham + CCD... T. Prystavski... (iTelescope observatory, X07 (remotely from Rio Hurtado Valley, Chile))
October 26, 2025 at 8:52 PM
prystavski.bsky.social
Comet 188P/LINEAR-Mueller
2025 Oct. 10.09 UT m1=18.8 Dia.=0.1'... [T72] 0.51-m f/6.8 Corrected Dall-Kirkham + CCD... T. Prystavski... (iTelescope observatory, X07 (remotely from Rio Hurtado Valley, Chile))
October 25, 2025 at 8:14 PM
prystavski.bsky.social
Comet C/2025 K1 (ATLAS)
2025 Oct. 23.36 UT m1=9.2: Dia.=&1.3' Tail=&14' in PA 279 deg... [T75] 0.25-m f/3.8 Newtonian reflector + CMOS... T. Prystavski (iTelescope observatory, X07 (remotely from Rio Hurtado Valley, Chile))
October 23, 2025 at 6:58 PM
prystavski.bsky.social
Comet C/2024 R4 (PANSTARRS)
2025 Oct. 10.06 UT m1=16.6 (m2=17.0) Dia.=0.2' Tail=0.2' in PA 135 deg... [T72] 0.51-m f/6.8 Corrected Dall-Kirkham + CCD... T. Prystavski... (iTelescope observatory, X07 (remotely from Rio Hurtado Valley, Chile))
October 22, 2025 at 7:37 PM
prystavski.bsky.social
Comet C/2024 E1 (Wierzchos)
2025 Oct. 21.11 UT m1=12.6 (m2=14.9) Dia.=1.7' Tail=4.9' in PA 24 deg... [T26] 0.51-m f/3.0 Cassegrain + CMOS... T. Prystavski... iTelescope observatory, U94 (remotely from Great Basin Desert, Beryl Junction, Utah, USA)
October 21, 2025 at 7:04 PM
prystavski.bsky.social
Comet 491P/Spacewatch-PANSTARRS
2025 Sep. 11.02 UT m1=18.0: (m2=18.4) Dia.=0.2'
2025 Oct. 10.08 UT m1=18.2 (m2=18.8) Tail=0.1' in PA 322 deg
[T72] 0.51-m f/6.8 Corrected Dall-Kirkham + CCD... T. Prystavski... (iTelescope observatory, X07 (remotely from Rio Hurtado Valley, Chile))
October 18, 2025 at 4:08 PM