[Iaude] MPEC H20: COMET C/2024 G2 (ATLAS)
mpec at cfa.harvard.edu
mpec at cfa.harvard.edu
Wed Apr 17 15:41:04 EDT 2024
M.P.E.C. 2024-H20 Issued 2024 April 17, 19:39 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 G2 (ATLAS)
S. Deen reports cometary activity of an asteroidal NEOCP candidate (first
reported by ATLAS Chile - W68 on Apr. 8 UT) in follow-up images taken on Apr. 9
UT by Deep Random Survey (X09), noting a 4" condended coma and a straight 10"
tail at position angle 160 deg. Additional reports of cometary features are
as follows:
OC Date Reporter Coma Tail PA Exposures
X07 2024-04-09 H. Sato 7" 8x60s
M21 2024-04-12 A. Aletti 8" 23x180s
Q62 2024-04-13 T. Prystavski 8".4 6" 160 12x120s
Observations:
CK24G020* C2024 04 08.32960813 11 46.848-78 23 51.86 18.63oVEH020W68
CK24G020 C2024 04 08.34784813 11 42.530-78 23 45.60 18.79oVEH020W68
CK24G020 C2024 04 08.36604013 11 38.347-78 23 39.77 18.93oVEH020W68
CK24G020 2C2024 04 09.09046513 08 49.41 -78 19 39.9 19.4 GVEH020W85
CK24G020 2C2024 04 09.09293313 08 48.85 -78 19 39.1 19.0 GVEH020W85
CK24G020 2C2024 04 09.09540613 08 48.24 -78 19 38.3 19.0 GVEH020W85
CK24G020 2C2024 04 09.09787113 08 47.68 -78 19 37.4 19.0 GVEH020W85
CK24G020 C2024 04 09.12306213 08 42.08 -78 19 29.1 19.3 VWEH020X09
CK24G020 C2024 04 09.13006413 08 40.07 -78 19 26.5 WEH020X09
CK24G020 C2024 04 09.13828713 08 38.17 -78 19 23.7 19.1 VWEH020X09
CK24G020 C2024 04 09.14528613 08 36.46 -78 19 21.8 19.1 VWEH020X09
CK24G020 0C2024 04 09.37049 13 07 43.66 -78 18 03.5 VEH020X07
CK24G020 0C2024 04 09.37359 13 07 43.05 -78 18 02.5 18.8 GVEH020X07
CK24G020 C2024 04 09.91324 13 05 38.64 -78 14 53.0 18.9 RoEH020K95
CK24G020 0B2024 04 09.91326 13 05 38.743-78 14 53.63 19.0 VZEH020M49
CK24G020 0B2024 04 09.91683 13 05 37.870-78 14 52.04 19.2 VZEH020M49
CK24G020 C2024 04 09.92019 13 05 37.13 -78 14 47.7 18.0 RoEH020K95
CK24G020 0B2024 04 09.92038 13 05 37.063-78 14 50.50 19.0 VZEH020M49
CK24G020 C2024 04 09.92712 13 05 36.45 -78 14 46.2 18.1 RoEH020K95
CK24G020 KC2024 04 10.00758 13 05 17.27 -78 14 18.6 19.0 VqEH020I47
CK24G020 KC2024 04 10.04328 13 05 08.75 -78 14 06.0 18.8 VqEH020I47
CK24G020 0B2024 04 10.91957 13 01 48.437-78 08 41.50 18.8 VZEH020M49
CK24G020 0B2024 04 10.92314 13 01 47.676-78 08 40.20 18.5 VZEH020M49
CK24G020 0B2024 04 10.92668 13 01 46.776-78 08 38.72 18.1 VZEH020M49
CK24G020 2C2024 04 11.42830 12 59 53.68 -78 05 24.1 18.6 GXEH020Q62
CK24G020 2C2024 04 11.43406 12 59 52.51 -78 05 21.9 18.9 GXEH020Q62
CK24G020 2C2024 04 11.43972 12 59 51.11 -78 05 19.5 18.2 GXEH020Q62
CK24G020 0B2024 04 11.90802 12 58 05.818-78 02 13.63 19.3 VZEH020M49
CK24G020 0B2024 04 11.91159 12 58 05.143-78 02 12.41 19.0 VZEH020M49
CK24G020 0B2024 04 11.91514 12 58 04.315-78 02 10.68 19.0 VZEH020M49
CK24G020 KB2024 04 12.05601412 57 32.986-78 01 14.05 18.3 VZEH020Y05
CK24G020 KB2024 04 12.06899512 57 29.866-78 01 08.62 17.8 VZEH020Y05
CK24G020 KB2024 04 12.08178512 57 27.146-78 01 03.29 18.4 VZEH020Y05
CK24G020 KC2024 04 12.08736 12 57 25.515-78 01 01.47 18.5 GVEH020M21
CK24G020 KC2024 04 12.12491 12 57 17.049-78 00 45.09 18.8 GVEH020M21
CK24G020 ZC2024 04 12.49404 12 55 55.52 -77 58 13.4 19.2 TVEH020Q62
CK24G020 ZC2024 04 12.50189 12 55 53.67 -77 58 10.2 VEH020Q62
CK24G020 ZC2024 04 13.58045 12 51 57.21 -77 50 28.4 19.1 TVEH020Q62
CK24G020 ZC2024 04 13.58685 12 51 55.80 -77 50 25.5 VEH020Q62
CK24G020 ZC2024 04 13.59325 12 51 54.33 -77 50 22.6 VEH020Q62
CK24G020 KC2024 04 15.55682 12 44 56.43 -77 35 16.6 19.7 VqEH020E23
CK24G020 KC2024 04 15.56723 12 44 54.11 -77 35 10.2 19.3 VqEH020E23
CK24G020 KC2024 04 15.57765 12 44 51.96 -77 35 05.8 19.2 VqEH020E23
CK24G020 C2024 04 16.17177012 42 48.893-77 30 15.95 18.74oVEH020W68
CK24G020 C2024 04 16.18184112 42 46.627-77 30 10.15 18.69oVEH020W68
CK24G020 C2024 04 16.19009212 42 45.132-77 30 06.59 19.05oVEH020W68
CK24G020 C2024 04 16.19333112 42 44.510-77 30 05.00 18.97oVEH020W68
CK24G020 C2024 04 16.19975112 42 42.821-77 30 01.44 19.16oVEH020W68
CK24G020 C2024 04 16.21072712 42 40.658-77 29 56.44 18.89oVEH020W68
CK24G020 0B2024 04 16.87770 12 40 24.802-77 24 21.28 19.1 VZEH020M49
CK24G020 0B2024 04 16.88126 12 40 24.041-77 24 19.01 19.7 VZEH020M49
CK24G020 0B2024 04 16.88481 12 40 23.369-77 24 17.24 19.7 VZEH020M49
Observer details:
E23 Arcadia. Observer A. Hidas. 0.35-m f/1.9 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.
M21 Schiaparelli Southern Observatory, Hakos. Observers A. Aletti, L. Buzzi,
F. Bellini, G. Galli. Measurer A. Aletti. 0.36-m f/8.4 reflector + CCD.
M49 IAS Remote Observatory, Hakos. Observers D. Husar, M. Junius. Measurer
D. Husar. 0.25-m f/4.5 reflector + CMO.
Q62 iTelescope Observatory, Siding Spring. Observers M. Urbanik, T.
Prystavski. 0.50-m f/6.8 reflector + CCD + focal reducer, 0.32-m f/9.0
Ritchey-Chretien + 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.
W85 Cerro Tololo-LCO A. Observer J. D. Armstrong. 1.0-m f/8 modified
Ritchey-Chretien + CCD.
X07 iTelescope Deep Sky Chile, Rio Hurtado. Observer H. Sato. 0.51-m f/6.8
astrograph + CCD.
X09 Deep Random Survey, Rio Hurtado. Observers A. Schnabel, D. Ruhela.
Measurer S. Deen. 0.43-m reflector + CMOS.
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 G2 (ATLAS)
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5
T 2025 June 13.89570 TT Rudenko
q 5.3418248 (2000.0) P Q
z +0.0003379 Peri. 328.85872 -0.88745901 -0.44306235
+/-0.0025634 Node 171.37889 +0.04237364 +0.19580943
e 0.9981952 Incl. 122.13535 -0.45893462 +0.87484537
>From 52 observations 2024 Apr. 8-16, mean residual 0".4.
Ephemeris:
Date TT R. A. (2000) Decl. Delta r Elong. Phase m1 m2
2024 03 18 14 35 21.6 -78 54 35 6.0828 6.2884 97.4 9.0 18.9
...
2024 04 02 13 37 11.7 -78 50 06 5.8862 6.2326 105.8 8.9 18.8
...
2024 04 10 13 05 18.8 -78 14 21 5.7939 6.2033 109.7 8.7 18.7
...
2024 04 16 12 43 24.5 -77 31 40 5.7320 6.1816 112.2 8.6 18.7
2024 04 17 12 40 00.1 -77 23 17 5.7224 6.1780 112.6 8.6 18.7
2024 04 18 12 36 40.3 -77 14 35 5.7129 6.1744 113.0 8.6 18.7
...
2024 04 24 12 18 25.2 -76 15 33 5.6606 6.1530 115.0 8.5 18.7
...
2024 05 02 11 58 48.7 -74 41 05 5.6032 6.1247 116.8 8.4 18.6
...
2024 05 17 11 35 14.7 -71 09 30 5.5363 6.0727 117.7 8.5 18.5
M. P. C. Staff (C) Copyright 2024 MPC M.P.E.C. 2024-H20
More information about the Iaude
mailing list