[Iaude] MPEC J187: 2021 JL5 [a=2.51,e=0.60,i=4.7,H=27.7]
mpec at marsden.cfa.harvard.edu
mpec at marsden.cfa.harvard.edu
Wed May 12 14:22:54 EDT 2021
M.P.E.C. 2021-J187 Issued 2021 May 12, 18:21 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 at CFA.HARVARD.EDU
URL https://www.minorplanetcenter.net/ ISSN 1523-6714
2021 JL5
Observations:
K21J05L C2021 05 09.27230 13 29 10.25 +00 54 31.6 21.4 GVEJ187G96
K21J05L C2021 05 09.27751 13 29 12.09 +00 53 49.1 21.3 GVEJ187G96
K21J05L C2021 05 09.28274 13 29 13.97 +00 53 06.8 21.4 GVEJ187G96
K21J05L C2021 05 10.24594 13 37 44.92 -01 41 29.8 21.0 GVEJ187G96
K21J05L C2021 05 10.25634 13 37 50.26 -01 43 27.9 20.9 GVEJ187G96
K21J05L C2021 05 10.26154 13 37 52.95 -01 44 26.0 21.7 GVEJ187G96
K21J05L C2021 05 11.31581 13 51 11.73 -05 47 42.9 20.7 GVEJ187G96
K21J05L C2021 05 11.32524 13 51 19.50 -05 50 21.4 21.1 GVEJ187G96
K21J05L C2021 05 11.32996 13 51 23.46 -05 51 42.6 20.8 GVEJ187G96
K21J05L* C2021 05 12.29310614 10 26.45 -11 26 44.2 19.95GVEJ187G96
K21J05L C2021 05 12.29836214 10 33.37 -11 28 56.8 20.67GVEJ187G96
K21J05L C2021 05 12.30359914 10 40.43 -11 31 11.3 19.95GVEJ187G96
K21J05L C2021 05 12.30882714 10 47.39 -11 33 24.7 19.94GVEJ187G96
K21J05L KC2021 05 12.34412914 11 35.25 -11 48 31.5 19.54GVEJ187I52
K21J05L KC2021 05 12.34526414 11 36.81 -11 49 01.0 19.18GVEJ187I52
K21J05L KC2021 05 12.34639414 11 38.35 -11 49 30.0 19.66GVEJ187I52
K21J05L KC2021 05 12.34752614 11 39.93 -11 49 59.2 19.52GVEJ187I52
K21J05L KC2021 05 12.51007014 16 07.35 -12 54 10.5 20.1 GVEJ187474
K21J05L KC2021 05 12.51138514 16 09.35 -12 54 47.5 19.8 GVEJ187474
K21J05L KC2021 05 12.51204414 16 10.33 -12 55 05.9 19.6 GVEJ187474
K21J05L KC2021 05 12.51336414 16 12.37 -12 55 42.4 19.5 GVEJ187474
Observer details:
474 Mount John Observatory, Lake Tekapo. Observers A. C. Gilmore, P. M.
Kilmartin. Measurer P. M. Kilmartin. 1.0-m f/7.7 reflector + CCD.
G96 Mt. Lemmon Survey. Observers H. Groeller, K. W. Wierzchos. Measurers E.
J. Christensen, B. Gray, D. Rankin, F. C. Shelly, G. A. Farneth, D. C.
Fuls, A. R. Gibbs, A. D. Grauer, H. Groeller, R. A. Kowalski, S. M.
Larson, G. J. Leonard, T. A. Pruyne, R. L. Seaman, K. W. Wierzchos. 1.5-m
reflector + 10K CCD.
I52 Steward Observatory, Mt. Lemmon Station. Observer T. A. Pruyne.
Measurers E. J. Christensen, G. A. Farneth, D. C. Fuls, A. R. Gibbs, A. D.
Grauer, H. Groeller, R. A. Kowalski, S. M. Larson, G. J. Leonard, T. A.
Pruyne, D. Rankin, R. L. Seaman, F. C. Shelly, K. W. Wierzchos. 1.0-m
reflector + CCD.
Orbital elements:
2021 JL5 Earth MOID = 0.0077 AU
Epoch 2020 Dec. 17.0 TT = JDT 2459200.5 Veres
M 318.67538 (2000.0) P Q
n 0.24858555 Peri. 204.08894 -0.24829331 +0.96652733
a 2.5050638 Node 51.59893 -0.87482788 -0.19509215
e 0.6030274 Incl. 4.72958 -0.41596467 -0.16662526
P 3.96 H 27.73 G 0.15 U 8
Residuals in seconds of arc
210509 G96 0.6+ 0.5- 210511 G96 0.1- 0.6+ 210512 I52 0.0 0.1+
210509 G96 0.0 0.3- 210511 G96 0.7+ 1.2- 210512 I52 0.2- 0.3+
210509 G96 0.2- 0.3+ 210512 G96 0.3+ 0.6- 210512 I52 0.1- 0.3+
210510 G96 0.0 0.4+ 210512 G96 0.4- 0.6+ 210512 474 0.5- 0.3+
210510 G96 0.4- 0.3- 210512 G96 0.9+ 0.5- 210512 474 0.3- 0.1-
210510 G96 0.4- 0.5+ 210512 G96 0.6+ 0.4- 210512 474 0.6- 0.2-
210511 G96 0.3- 0.7+ 210512 I52 0.1+ 0.2+ 210512 474 0.1- 0.3+
Ephemeris:
2021 JL5 a,e,i = 2.51, 0.60, 5 q = 0.9944
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2021 04 12 12 58 12.3 +10 11 40 0.1976 1.1904 160.4 16.4 25.5
...
2021 04 27 12 59 54.5 +09 50 31 0.1045 1.0978 149.6 27.7 24.3
...
2021 05 05 13 10 20.4 +06 40 35 0.05870 1.0581 146.8 31.5 23.0
...
2021 05 11 13 46 42.3 -04 20 53 0.02620 1.0339 155.3 24.1 21.0
2021 05 12 14 03 47.9 -09 24 55 0.02128 1.0303 160.7 18.9 20.4
2021 05 13 14 31 43.1 -17 13 38 0.01682 1.0269 168.7 11.1 19.6
...
2021 05 19 23 08 38.1 -35 13 06 0.02419 1.0099 85.0 93.6 23.0
...
2021 05 27 00 11 34.5 -22 31 35 0.06672 0.9965 73.7 102.6 25.6
...
2021 06 11 00 31 42.4 -17 50 49 0.1463 1.0021 80.7 91.0 26.8
M. P. C. Staff (C) Copyright 2021 MPC M.P.E.C. 2021-J187
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