[Iaude] MPEC M24: COMET C/2024 L2 (PANSTARRS)
mpec at cfa.harvard.edu
mpec at cfa.harvard.edu
Tue Jun 18 20:58:35 EDT 2024
M.P.E.C. 2024-M24 Issued 2024 June 19, 00:54 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 L2 (PANSTARRS)
R. Weryk reports the discovery of a comet in four 45-second w-band survey
images taken by Pan-STARRS 1 (F51) on Jun. 13 UT, noting a condensed 0".8 coma.
Prediscovery positions were reported back to Jun. 1. Additional reports of
cometary features are as follows:
OC Date Reporter Coma Tail PA Exposures
F51 2024-06-01 R. Weryk 1".1 4x45s
F51 2024-06-14 R. Weryk 0".6 4x60s
F51 2024-06-16 R. Weryk 0".6 2x60s
Q62 2024-06-16 H. Sato 8" 10x60s
Q62 2024-06-18 T. Prystavski 12" 18" 98 8x120s
Observations:
CK24L020 C2024 06 01.58842020 38 02.369-43 29 46.82 19.52GVEM024F51
CK24L020 C2024 06 01.59293320 38 02.185-43 29 47.57 19.48GVEM024F51
CK24L020 C2024 06 01.59746720 38 01.982-43 29 47.94 19.41GVEM024F51
CK24L020 C2024 06 01.60198120 38 01.821-43 29 48.69 19.50GVEM024F51
CK24L020* C2024 06 13.52926520 29 17.401-43 58 25.47 20.48wXEM024F51
CK24L020 C2024 06 13.53705420 29 17.021-43 58 26.53 20.05wXEM024F51
CK24L020 C2024 06 13.54481020 29 16.655-43 58 27.45 20.17wXEM024F51
CK24L020 C2024 06 13.55256920 29 16.269-43 58 28.73 20.02wXEM024F51
CK24L020 C2024 06 14.54728920 28 28.099-44 00 41.02 19.61GVEM024F51
CK24L020 C2024 06 14.54811020 28 28.066-44 00 41.24 19.40GVEM024F51
CK24L020 C2024 06 14.54892720 28 28.026-44 00 41.01 19.48GVEM024F51
CK24L020 C2024 06 14.54974120 28 27.984-44 00 41.38 19.63GVEM024F51
CK24L020 KC2024 06 16.09427 20 27 11.98 -44 04 02.2 19.4 GVEM024M21
CK24L020 KC2024 06 16.15664 20 27 08.85 -44 04 10.1 19.8 GVEM024M21
CK24L020 C2024 06 16.51575520 26 50.943-44 04 56.04 19.50GVEM024F51
CK24L020 C2024 06 16.51658020 26 50.862-44 04 56.19 20.15GVEM024F51
CK24L020 1C2024 06 16.81914 20 26 35.68 -44 05 33.7 VEM024Q62
CK24L020 1C2024 06 16.82341 20 26 35.48 -44 05 34.5 19.5 GVEM024Q62
CK24L020 ZC2024 06 18.75400 20 24 57.50 -44 09 34.0 19.0 TVEM024Q62
CK24L020 ZC2024 06 18.76070 20 24 57.11 -44 09 34.9 VEM024Q62
Observer details:
F51 Pan-STARRS 1, Haleakala. Observers J. Herman, T. Lowe, P. Minguez, A.
Schultz, I. Smith. Measurers K. Chambers, T. de Boer, J. Fairlamb, H.
Gao, M. Huber, C.-C. Lin, E. Magnier, Y. Ramanjooloo, R. Wainscoat, R.
Weryk. 1.8-m Ritchey-Chretien + CCD.
M21 Schiaparelli Southern Observatory, Hakos. Observers A. Aletti, F.
Bellini, L. Buzzi, G. Galli. Measurers A. Aletti, M. Auteri. 0.36-m
f/8.4 Reflector + CCD.
Q62 iTelescope Observatory, Siding Spring. Observers H. Sato, T. Prystavski.
0.51-m f/6.8 astrograph + CCD, 0.51-m f/4.4 Corrected Dall-Kirkham + CCD.
Orbital elements:
C/2024 L2 (PANSTARRS)
Epoch 2025 June 14.0 TT = JDT 2460840.5
T 2025 May 28.68572 TT Rudenko
q 8.3414249 (2000.0) P Q
z +0.0055615 Peri. 344.73091 +0.13937242 -0.74690116
+/-0.0000000 Node 266.43127 -0.82654849 -0.44932872
e 0.9536093 Incl. 139.35066 -0.54533744 +0.49014524
>From 20 observations 2024 June 1-18, mean residual 0".3.
C/2024 L2 (PANSTARRS)
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5
T 2025 May 29.57863 TT Rudenko
q 8.3408558 (2000.0) P Q
z +0.0056902 Peri. 344.78098 +0.13876679 -0.74697447
+/-0.0000000 Node 266.43461 -0.82692837 -0.44866472
e 0.9525391 Incl. 139.34741 -0.54491581 +0.49064154
>From 20 observations 2024 June 1-18, mean residual 0".3.
Ephemeris:
Date TT R. A. (2000) Decl. Delta r Elong. Phase m1 m2
2024 05 20 20 45 21.8 -42 57 53 8.1472 8.6189 114.7 6.1 19.5
...
2024 06 04 20 36 24.7 -43 35 48 7.9240 8.5975 128.9 5.3 19.5
...
2024 06 12 20 30 30.3 -43 54 58 7.8239 8.5864 136.3 4.7 19.4
...
2024 06 18 20 25 36.1 -44 08 02 7.7595 8.5783 141.5 4.2 19.4
2024 06 19 20 24 44.9 -44 10 04 7.7497 8.5769 142.4 4.1 19.4
2024 06 20 20 23 53.2 -44 12 03 7.7402 8.5756 143.2 4.1 19.4
...
2024 06 26 20 18 30.9 -44 22 54 7.6892 8.5676 147.9 3.6 19.4
...
2024 07 04 20 10 54.7 -44 33 58 7.6382 8.5572 153.1 3.1 19.4
...
2024 07 19 19 55 49.8 -44 41 46 7.5989 8.5382 156.2 2.8 19.4
M. P. C. Staff (C) Copyright 2024 MPC M.P.E.C. 2024-M24
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