MPEC 2022-L53 : COMET C/2022 K1 (Leonard)
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M.P.E.C. 2022-L53 Issued 2022 June 7, 03:39 UT
The Minor Planet Electronic Circulars contain information on unusual
minor planets and routine data on comets. 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@CFA.HARVARD.EDU
URL https://www.minorplanetcenter.net/ ISSN 1523-6714
COMET C/2022 K1 (Leonard)
G. J. Leonard reports the discovery of a comet in four 30-second survey
images taken on May 30 UT by Mt. Lemmon Survey (G96), noting a moderately
condensed 24" coma. Additional reports of cometary features are as follows:
OC Date Reporter Coma Tail PA Exposures
I52 2022-05-30 A. Serrano 9" 9".5 270
I52 2022-05-31 A. Serrano 11"
I52 2022-06-01 D. Rankin 5"
F52 2022-06-01 R. Weryk 1" 2x45s
J13 2022-06-03 F. D. Romanov 8" 10x60s
Observations:
CK22K010* C2022 05 30.41297921 29 44.524-07 15 11.52 19.70GVEL053G96
CK22K010 C2022 05 30.41823921 29 44.614-07 15 12.46 20.33GVEL053G96
CK22K010 C2022 05 30.42350221 29 44.682-07 15 13.75 19.90GVEL053G96
CK22K010 C2022 05 30.42876421 29 44.783-07 15 15.26 20.07GVEL053G96
CK22K010 mC2022 05 30.45456621 29 45.190-07 15 21.70 19.91GVEL053I52
CK22K010 mC2022 05 30.46055721 29 45.270-07 15 22.90 20.11GVEL053I52
CK22K010 mC2022 05 30.46654621 29 45.380-07 15 24.10 21.23GVEL053I52
CK22K010 !C2022 05 31.17274721 29 57.008-07 18 22.01 19.4 GVEL053J04
CK22K010 mC2022 05 31.38442921 30 00.436-07 19 16.28 VEL053I52
CK22K010 mC2022 05 31.39822321 30 00.616-07 19 20.03 20.02GVEL053I52
CK22K010 mC2022 05 31.41172121 30 00.835-07 19 23.09 20.65GVEL053I52
CK22K010 mC2022 05 31.42545021 30 01.022-07 19 26.90 20.12GVEL053I52
CK22K010 mC2022 06 01.40201621 30 16.207-07 23 39.91 20.17GVEL053I52
CK22K010 mC2022 06 01.41676221 30 16.398-07 23 43.66 20.25GVEL053I52
CK22K010 |C2022 06 01.42288 21 30 16.50 -07 23 44.9 VEL053H06
CK22K010 |C2022 06 01.42898 21 30 16.58 -07 23 46.5 20.4 GVEL053H06
CK22K010 mC2022 06 01.43292021 30 16.643-07 23 47.80 20.17GVEL053I52
CK22K010 mC2022 06 01.45524521 30 16.931-07 23 53.99 20.27GVEL053I52
CK22K010 C2022 06 01.57965321 30 18.850-07 24 25.89 20.98wUEL053F52
CK22K010 C2022 06 01.59510821 30 19.081-07 24 30.32 20.93wUEL053F52
CK22K010 #C2022 06 03.10197 21 30 40.69 -07 31 15.4 20.5 GVEL053J13
CK22K010 #C2022 06 03.10607 21 30 40.76 -07 31 16.4 20.4 GVEL053J13
CK22K010 #C2022 06 03.11017 21 30 40.81 -07 31 17.2 20.8 GVEL053J13
CK22K010 mC2022 06 05.41787521 31 10.182-07 42 09.14 VEL053I52
CK22K010 mC2022 06 05.43114721 31 10.276-07 42 12.46 VEL053I52
CK22K010 mC2022 06 05.44588121 31 10.430-07 42 16.56 20.12GVEL053I52
CK22K010 mC2022 06 05.46063921 31 10.632-07 42 21.06 20.54GVEL053I52
Observer details:
F52 Pan-STARRS 2, Haleakala. Observers J. Bulger, T. Lowe, A. Schultz, I.
Smith. Measurers K. Chambers, S. Chastel, 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.
G96 Mt. Lemmon Survey. Observer G. J. Leonard. Measurers E. J. Christensen,
D. Fay, J. B. Fazekas, D. C. Fuls, A. R. Gibbs, A. D. Grauer, H. Groeller,
J. K. Hogan, R. A. Kowalski, S. M. Larson, G. J. Leonard, D. Rankin, R. L.
Seaman, A. Serrano, F. C. Shelly, K. W. Wierzchos. 1.5-m reflector + 10K
CCD.
H06 iTelescope Observatory, Mayhill. Observer H. Sato. 0.51-m f/6.8
astrograph + CCD + f/4.5 focal reducer.
I52 Steward Observatory, Mt. Lemmon Station. Observers A. Serrano, D. Rankin,
G. J. Leonard. Measurers E. J. Christensen, D. Fay, J. B. Fazekas, D. C.
Fuls, A. R. Gibbs, A. D. Grauer, H. Groeller, J. K. Hogan, R. A. Kowalski,
S. M. Larson, G. J. Leonard, D. Rankin, R. L. Seaman, A. Serrano, F. C.
Shelly, K. W. Wierzchos. 1.0-m prime focus + CCD.
J04 ESA Optical Ground Station, Tenerife. Observer P. Ruiz. Measurer R.
Kresken. 1.0-m f/4.4 reflector + CCD.
J13 La Palma-Liverpool Telescope. Observer F. D. Romanov. 2.0-m f/10
Ritchey-Chretien + CCD.
Orbital elements:
C/2022 K1 (Leonard)
Epoch 2021 Dec. 12.0 TT = JDT 2459560.5
T 2021 Dec. 22.32325 TT Rudenko
q 4.0016621 (2000.0) P Q
z +0.0062045 Peri. 143.73537 +0.27875654 +0.84109811
+/-0.0045760 Node 136.24323 -0.96023207 +0.23617267
e 0.9751716 Incl. 42.08346 +0.01578520 -0.48659679
From 27 observations 2022 May 30-June 5, mean residual 0".2.
C/2022 K1 (Leonard)
Epoch 2022 Aug. 9.0 TT = JDT 2459800.5
T 2021 Dec. 22.54692 TT Rudenko
q 4.0020919 (2000.0) P Q
z +0.0060256 Peri. 143.77034 +0.27927105 +0.84097211
+/-0.0045760 Node 136.24548 -0.96008832 +0.23680349
e 0.9758849 Incl. 42.07653 +0.01543016 -0.48650799
From 27 observations 2022 May 30-June 5, mean residual 0".2.
Ephemeris:
Date TT R. A. (2000) Decl. Delta r Elong. Phase m1 m2
2022 05 08 21 20 11.5 -06 07 54 4.1008 4.1653 86.6 14.0 20.3
...
2022 05 23 21 27 18.0 -06 47 24 3.9148 4.2020 99.5 13.7 20.2
...
2022 05 31 21 29 54.1 -07 17 37 3.8189 4.2229 106.7 13.3 20.2
...
2022 06 06 21 31 16.8 -07 44 57 3.7502 4.2393 112.2 12.8 20.1
2022 06 07 21 31 27.7 -07 49 55 3.7391 4.2420 113.2 12.7 20.1
2022 06 08 21 31 37.7 -07 54 59 3.7281 4.2448 114.1 12.6 20.1
...
2022 06 14 21 32 20.4 -08 27 55 3.6646 4.2618 119.8 11.9 20.1
...
2022 06 22 21 32 31.0 -09 18 26 3.5877 4.2852 127.7 10.8 20.1
...
2022 07 07 21 30 32.9 -11 12 38 3.4751 4.3315 143.1 8.1 20.1
M. P. C. Staff (C) Copyright 2022 MPC M.P.E.C. 2022-L53
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