symaski62
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Soon available - 43423
Messages posté(e)s par symaski62
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mise à jour
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il y a 22 minutes, Blink a dit :Quelqu'un pourrait faire un peu vulgarisation??
https://www.minorplanetcenter.net/mpec/K23/K23R20.html
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mise à jour MPEC 2023-R20
C/2023 A3 (Tsuchinshan-ATLAS) Epoch 2023 Sept. 13.0 TT = JDT 2460200.5 T 2024 Sept. 27.71938 TT Rudenko q 0.3914387 (2000.0) P Q z -0.0003895 Peri. 308.48414 +0.36131472 +0.90090165 +/-0.0000196 Node 21.55683 +0.91858950 -0.29961353 e 1.0001524 Incl. 139.11920 -0.16014055 +0.31401904 From 2082 observations 2022 Apr. 9-2023 Sept. 3, mean residual 0".3.-
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https://www.aavso.org/vsx/index.php?view=detail.top&oid=9240
Mag. range : 10.09 - 14.5 V
Spectral type : G8/K0e
TIC 357019659 , Sector 39
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supernova SN 1987A
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https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=C%2F2023 P1
period : 519.9730464105536 ans
https://www.minorplanetcenter.net/mpec/K23/K23QF0.html
C/2023 P1 (Nishimura) Epoch 2023 Sept. 13.0 TT = JDT 2460200.5 T 2023 Sept. 17.64112 TT Rudenko q 0.2251637 (2000.0) P Q z +0.0161710 Peri. 116.28908 +0.38236795 -0.62749778 +/-0.0006602 Node 66.84341 -0.85509439 -0.51846683 e 0.9963589 Incl. 132.46439 +0.35015473 -0.58089473 From 421 observations 2023 Aug. 11-28, mean residual 0".6.-
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la jeune étoile HH211
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C/2023 P1 (Nishimura) Epoch 2023 Sept. 13.0 TT = JDT 2460200.5 T 2023 Sept. 17.64051 TT Rudenko q 0.2250782 (2000.0) P Q z +0.0223730 Peri. 116.33874 +0.38188290 -0.62870742 +/-0.0143317 Node 66.79598 -0.85583144 -0.51724923 e 0.9949643 Incl. 132.52041 +0.34888107 -0.58067220 From 167 observations 2023 Aug. 11-19, mean residual 0".7.https://www.minorplanetcenter.net/mpec/K23/K23Q33.html
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septembre 14 3.9 mag
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mise à jour mais "observations"
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Lancement de OSIRIS-REx le 9 septembre
dans Astronomie générale
Posté(e)
16h00 CET NASA en direct