[Iaude] MPEC K118: COMET C/2024 J3 (ATLAS)
mpec at cfa.harvard.edu
mpec at cfa.harvard.edu
Wed May 29 00:40:28 EDT 2024
M.P.E.C. 2024-K118 Issued 2024 May 29, 04:38 UT
The Minor Planet Electronic Circulars contain information on unusual
minor planets, routine data on comets and natural satellites,
and occasional editorial announcements. They are published
on behalf of Division F of the International Astronomical Union by the
Minor Planet Center, Smithsonian Astrophysical Observatory,
Cambridge, MA 02138, U.S.A.
Prepared using the Tamkin Foundation Computer Network
MPC at CFA.HARVARD.EDU
URL https://www.minorplanetcenter.net/ ISSN 1523-6714
COMET C/2024 J3 (ATLAS)
J. Robinson reports the discovery of a comet in four 30-second survey
images taken by ATLAS Chile (W68) on May 6 UT, noting a condensed 9".6 coma.
Additional reports of cometary features are as follows:
OC Date Reporter Coma Tail PA Exposures
I47 2024-05-09 M. Masek 11"
M49 2024-05-11 D. Husar 6" 10" 200-260
Q62 2024-05-12 H. Sato 8" 6x120s
Q62 2024-05-17 T. Prystavski 12" 12" 216 7x180s
Y05 2024-05-19 C. Jacques 15" 223 60x60s
Observations:
CK24J030* C2024 05 06.26497319 28 46.968-42 55 22.40 17.60oVEK118W68
CK24J030 C2024 05 06.26678819 28 47.030-42 55 23.30 18.64oVEK118W68
CK24J030 C2024 05 06.26964219 28 46.872-42 55 23.81 17.16oVEK118W68
CK24J030 C2024 05 06.27477319 28 46.781-42 55 23.99 18.04oVEK118W68
CK24J030 C2024 05 06.78386 19 28 39.46 -42 55 34.6 18.6 GVEK118Q58
CK24J030 C2024 05 06.78737 19 28 39.42 -42 55 34.6 18.4 GVEK118Q58
CK24J030 C2024 05 06.79089 19 28 39.31 -42 55 35.6 18.4 GVEK118Q58
CK24J030 KC2024 05 07.57507 19 28 27.70 -42 55 51.9 18.3 GXEK118R56
CK24J030 KC2024 05 07.59932 19 28 27.35 -42 55 52.6 18.7 GXEK118R56
CK24J030 KC2024 05 07.62358 19 28 26.98 -42 55 53.4 18.2 GXEK118R56
CK24J030 KC2024 05 09.21495 19 28 01.91 -42 56 29.1 18.6 VqEK118I47
CK24J030 KC2024 05 09.34033 19 27 59.79 -42 56 32.5 18.4 VqEK118I47
CK24J030 *C2024 05 10.09032 19 27 47.19 -42 56 48.2 18.2 RoEK118K95
CK24J030 C2024 05 10.10420 19 27 47.05 -42 56 48.1 17.7 RoEK118K95
CK24J030 KC2024 05 10.16593 19 27 46.09 -42 56 50.1 18.4 VqEK118I47
CK24J030 C2024 05 10.17103 19 27 45.85 -42 56 49.9 18.5 GVEK118L09
CK24J030 C2024 05 10.17454 19 27 45.82 -42 56 50.0 18.5 GVEK118L09
CK24J030 C2024 05 10.17805 19 27 45.79 -42 56 50.0 18.3 GVEK118L09
CK24J030 C2024 05 10.19443519 27 45.530-42 56 50.35 18.68oVEK118W68
CK24J030 C2024 05 10.19775019 27 45.497-42 56 50.71 18.14oVEK118W68
CK24J030 C2024 05 10.20097019 27 45.550-42 56 51.65 18.57oVEK118W68
CK24J030 KC2024 05 10.22225 19 27 45.08 -42 56 51.8 18.4 VqEK118I47
CK24J030 C2024 05 10.22628019 27 45.108-42 56 50.57 18.48oVEK118W68
CK24J030 0B2024 05 11.07090 19 27 30.401-42 57 09.36 18.5 VZEK118M49
CK24J030 0B2024 05 11.08015 19 27 30.245-42 57 09.54 18.7 VZEK118M49
CK24J030 C2024 05 11.97663519 27 14.191-42 57 28.19 18.82cVEK118M22
CK24J030 C2024 05 11.99821019 27 13.793-42 57 28.26 18.78cVEK118M22
CK24J030 C2024 05 12.00109919 27 13.644-42 57 29.41 18.44cVEK118M22
CK24J030 C2024 05 12.00387919 27 13.642-42 57 29.16 18.43cVEK118M22
CK24J030 1C2024 05 12.79567 19 26 58.94 -42 57 44.8 VEK118Q62
CK24J030 1C2024 05 12.80031 19 26 58.87 -42 57 44.9 17.8 GVEK118Q62
CK24J030 C2024 05 13.80636 19 26 39.59 -42 58 04.7 19.2 GVEK118Q59
CK24J030 C2024 05 13.80989 19 26 39.54 -42 58 04.5 18.9 GVEK118Q59
CK24J030 C2024 05 13.81340 19 26 39.42 -42 58 05.2 18.4 GVEK118Q59
CK24J030 C2024 05 13.98378 19 26 36.21 -42 58 08.4 18.5 GVEK118M28
CK24J030 C2024 05 13.98581 19 26 36.17 -42 58 08.4 18.5 GVEK118M28
CK24J030 C2024 05 13.98783 19 26 36.14 -42 58 08.5 18.4 GVEK118M28
CK24J030 C2024 05 15.78319 19 25 59.73 -42 58 41.5 18.2 GVEK118Q59
CK24J030 C2024 05 15.78670 19 25 59.68 -42 58 41.5 18.3 GVEK118Q59
CK24J030 C2024 05 15.79021 19 25 59.62 -42 58 41.3 18.4 GVEK118Q59
CK24J030 KC2024 05 15.83153 19 25 58.75 -42 58 42.5 18.5 VuEK118323
CK24J030 KC2024 05 15.85315 19 25 58.35 -42 58 42.6 18.6 VuEK118323
CK24J030 C2024 05 15.93135 19 25 56.75 -42 58 43.6 18.7 GVEK118M28
CK24J030 C2024 05 15.93335 19 25 56.73 -42 58 43.7 18.7 GVEK118M28
CK24J030 C2024 05 15.93535 19 25 56.67 -42 58 44.0 18.7 GVEK118M28
CK24J030 C2024 05 16.01399119 25 54.929-42 58 45.37 18.75cVEK118M22
CK24J030 C2024 05 16.01688519 25 54.881-42 58 45.95 18.32cVEK118M22
CK24J030 C2024 05 16.03281719 25 54.581-42 58 46.56 17.93cVEK118M22
CK24J030 C2024 05 16.03573119 25 54.458-42 58 46.52 18.74cVEK118M22
CK24J030 ZC2024 05 17.68595 19 25 18.92 -42 59 13.3 18.3 TVEK118Q62
CK24J030 ZC2024 05 17.69683 19 25 18.65 -42 59 13.9 VEK118Q62
CK24J030 .C2024 05 18.31966 19 25 04.865-42 59 24.40 18.1 GVEK118W88
CK24J030 .C2024 05 18.34912 19 25 04.195-42 59 24.29 18.8 GVEK118W88
CK24J030 KC2024 05 18.96512 19 24 50.19 -42 59 31.6 18.4 GVEK118M21
CK24J030 KC2024 05 18.99806 19 24 49.39 -42 59 33.1 18.7 GVEK118M21
CK24J030 KB2024 05 19.31549119 24 41.998-42 59 38.08 18.0 VZEK118Y05
CK24J030 KB2024 05 19.33018519 24 41.580-42 59 38.04 18.1 VZEK118Y05
CK24J030 KB2024 05 19.34488219 24 41.155-42 59 38.04 18.5 VZEK118Y05
CK24J030 3C2024 05 19.38160 19 24 40.399-42 59 39.70 18.7 GVEK118W88
CK24J030 3C2024 05 19.39007 19 24 40.291-42 59 38.72 18.7 GVEK118W88
CK24J030 C2024 05 21.70699 19 23 44.67 -43 00 08.0 18.2 GVEK118Q58
CK24J030 C2024 05 21.71050 19 23 44.56 -43 00 07.9 18.3 GVEK118Q58
CK24J030 C2024 05 21.71402 19 23 44.42 -43 00 08.7 18.4 GVEK118Q58
CK24J030 C2024 05 25.64333 19 22 02.24 -43 00 40.1 18.1 GVEK118Q58
CK24J030 C2024 05 25.64684 19 22 02.18 -43 00 41.1 18.0 GVEK118Q58
CK24J030 C2024 05 25.65036 19 22 02.09 -43 00 39.8 17.8 GVEK118Q58
CK24J030 C2024 05 28.34120119 20 46.418-43 00 47.81 18.34oVEK118W68
CK24J030 C2024 05 28.34537019 20 46.224-43 00 47.99 18.23oVEK118W68
CK24J030 C2024 05 28.37313919 20 45.502-43 00 49.32 18.00oVEK118W68
CK24J030 C2024 05 28.40140919 20 44.734-43 00 47.09 18.42oVEK118W68
Observer details:
323 Perth Observatory, Bickley. Observers P. Camilleri, J. Oey. Measurer P.
Camilleri. 0.34-m F/5 reflector + CCD.
I47 Pierre Auger Observatory, Malargue. Observer M. Masek. 0.3-m f/6.8
reflector + CCD.
K95 MASTER-SAAO Observatory, Sutherland. Observers Y. Kechin, V. Lipunov, E.
Gorbovskoy, D. Buckley, P. Balanutsa, V. Kornilov, A. Kuznetsov, N.
Tiurina, O. Gress, D. Zimnukhov. 0.4-m f/2.5 reflector CCD.
L09 Sutherland-LCO Aqawan A #1. Observer A. Hale. 0.35-m f/3 Cassegrain +
CCD.
M21 Schiaparelli Southern Observatory, Hakos. Observers A. Aletti, F.
Bellini, L. Buzzi, G. Galli, M. Auteri. Measurers A. Aletti, M. Auteri.
0.36-m f/7.5 Reflector + CCD.
M22 ATLAS South Africa, Sutherland. Observers L. Denneau, R. Siverd, J.
Tonry, H. Weiland. Measurers L. Denneau, N. Erasmus, A. Fitzsimmons, J.
Robinson, R. Siverd, J. Tonry, H. Weiland. 0.5-m Reflector + CCD.
M28 Lesedi Telescope-SAAO Observatory, Sutherland. Observers N. Erasmus, S.
Potter, C. van Gend, S. Chandra, H. Worters. Measurers T. Ngwane, N.
Erasmus. 1.0-m f/8 Reflector + CCD.
M49 IAS Remote Observatory, Hakos. Observers D. D. Husar, M. Junius, L.
Demetz, A. Karakali, P. Ditz, R. Hellot, T. Daiber, T. Steinbach.
Measurer D. Husar. 0.25-m f/4.5 reflector + CMO.
Q58 Siding Spring-LCO Clamshell #1. Observer A. Hale. 0.35-m f/3 Cassegrain
+ CCD.
Q59 Siding Spring-LCO Clamshell #2. Observer A. Hale. 0.35-m f/3 Cassegrain
+ CCD.
Q62 iTelescope Observatory, Siding Spring. Observers H. Sato, T. Prystavski.
0.51-m f/6.8 astrograph + CCD, 0.32-m f/9.0 Ritchey-Chretien + CCD.
R56 Scott Street Observatory, Lake Tekapo. Observer A. Vilquin Barrajon.
0.20-m f/8.1 reflector + CCD.
W68 ATLAS Chile, Rio Hurtado. Observers L. Denneau, R. Siverd, J. Tonry, H.
Weiland. Measurers L. Denneau, N. Erasmus, A. Fitzsimmons, J. Robinson,
R. Siverd, J. Tonry, H. Weiland. 0.5-m Reflector + CCD.
W88 Slooh.com Chile Observatory, La Dehesa. Observers E. Cortes, B.
Lutkenhoner. 0.43-m f/6.8 Corrected Dall-Kirkham + CCD.
Y05 SONEAR Wykrota-CEAMIG, Serra da Piedade. Observers C. Jacques, A.
Caetano, E. Pimentel. Measurer C. Jacques. 0.45-m f/2.9 reflector + CMO.
Orbital elements:
C/2024 J3 (ATLAS)
Epoch 2026 Nov. 16.0 TT = JDT 2461360.5
T 2026 Nov. 24.59579 TT Rudenko
q 3.8615853 (2000.0) P Q
z +0.0000209 Peri. 74.11028 +0.30541809 -0.19918018
+/-0.0000000 Node 285.97328 -0.55161920 +0.76007432
e 0.9999193 Incl. 75.59217 +0.77616754 +0.61855823
>From 70 observations 2024 May 6-28, mean residual 0".5.
Ephemeris:
Date TT R. A. (2000) Decl. Delta r Elong. Phase m1 m2
2024 04 29 19 30 12.0 -42 52 35 7.9965 8.3927 109.9 6.5 18.8
...
2024 05 14 19 26 35.8 -42 58 09 7.6944 8.3000 123.9 5.8 18.6
...
2024 05 22 19 23 37.4 -43 00 11 7.5476 8.2506 131.3 5.3 18.6
...
2024 05 28 19 20 56.3 -43 00 47 7.4457 8.2135 136.8 4.8 18.5
2024 05 29 19 20 27.3 -43 00 47 7.4295 8.2073 137.7 4.8 18.5
2024 05 30 19 19 57.7 -43 00 45 7.4135 8.2011 138.6 4.7 18.5
...
2024 06 05 19 16 47.9 -42 59 47 7.3224 8.1640 143.9 4.2 18.4
...
2024 06 13 19 12 05.8 -42 56 07 7.2152 8.1145 150.5 3.5 18.4
...
2024 06 28 19 02 11.6 -42 39 54 7.0622 8.0216 159.4 2.6 18.3
M. P. C. Staff (C) Copyright 2024 MPC M.P.E.C. 2024-K118
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