[Iaude] MPEC J98: 2021 JK2 [a=0.89,e=0.30,i=3.7,H=24.7]
mpec at marsden.cfa.harvard.edu
mpec at marsden.cfa.harvard.edu
Sat May 8 07:57:11 EDT 2021
M.P.E.C. 2021-J98 Issued 2021 May 8, 11:55 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 JK2
Observations:
K21J02K C2021 04 17.43553 16 42 15.32 +22 22 39.8 21.0 GVEJ098G96
K21J02K C2021 04 17.45293 16 42 04.55 +22 23 06.3 21.5 GVEJ098G96
K21J02K* C2021 05 05.32934014 22 53.86 +22 07 41.1 21.80GVEJ098G96
K21J02K C2021 05 05.33452914 22 52.10 +22 07 34.9 21.48GVEJ098G96
K21J02K C2021 05 05.33973214 22 50.42 +22 07 29.5 21.63GVEJ098G96
K21J02K C2021 05 05.34492314 22 48.59 +22 07 22.6 21.29GVEJ098G96
K21J02K C2021 05 05.36289914 22 42.34 +22 06 59.9 21.6 GVEJ098H01
K21J02K C2021 05 05.36633414 22 41.19 +22 06 55.7 21.4 GVEJ098H01
K21J02K C2021 05 05.37913214 22 36.91 +22 06 40.6 21.8 GVEJ098H01
K21J02K C2021 05 05.38360314 22 35.42 +22 06 35.3 22.0 GVEJ098H01
K21J02K KC2021 05 06.13103314 18 51.74 +21 52 28.1 22.3 VuEJ098H21
K21J02K KC2021 05 06.13772614 18 49.58 +21 52 20.5 22.1 VuEJ098H21
K21J02K KC2021 05 06.17845814 18 38.11 +21 51 39.9 22.28GVEJ098V06
K21J02K KC2021 05 06.18203814 18 36.96 +21 51 36.0 21.96GVEJ098V06
K21J02K KC2021 05 06.18562114 18 35.80 +21 51 32.1 22.41GVEJ098V06
K21J02K KC2021 05 06.18920214 18 34.68 +21 51 28.5 22.11GVEJ098V06
K21J02K C2021 05 06.32971114 17 49.16 +21 48 46.1 21.1 GVEJ098H01
K21J02K C2021 05 06.33293914 17 48.12 +21 48 42.6 21.4 GVEJ098H01
K21J02K C2021 05 06.34342614 17 44.77 +21 48 29.9 21.2 GVEJ098H01
K21J02K C2021 05 06.34633 14 17 44.06 +21 48 28.6 22.5 GVEJ098G96
K21J02K C2021 05 06.35089514 17 42.39 +21 48 20.6 21.5 GVEJ098H01
K21J02K C2021 05 06.35101 14 17 42.56 +21 48 23.1 21.7 GVEJ098G96
K21J02K C2021 05 06.35572 14 17 41.02 +21 48 17.1 21.0 GVEJ098G96
K21J02K C2021 05 08.30725914 08 36.96 +21 09 10.6 21.4 GVEJ098H01
K21J02K C2021 05 08.31097014 08 35.89 +21 09 05.8 21.4 GVEJ098H01
K21J02K C2021 05 08.32264614 08 32.55 +21 08 50.7 21.1 GVEJ098H01
K21J02K C2021 05 08.33408814 08 29.27 +21 08 36.0 21.6 GVEJ098H01
Observer details:
G96 Mt. Lemmon Survey. Observers K. W. Wierzchos, D. Rankin, H. Groeller.
Measurers B. Gray, D. Rankin, F. C. Shelly, 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, R. L. Seaman, K. W.
Wierzchos. 1.5-m reflector + 10K CCD.
H01 Magdalena Ridge Observatory, Socorro. Observers W. H. Ryan, E. V. Ryan.
Measurer W. H. Ryan. 2.4-m f/8.9 Ritchey-Chretien + CCD.
H21 Astronomical Research Observatory, Westfield. Observer R. Holmes.
Measurers S. Foglia, L. Buzzi, T. Linder, R. Holmes. 1.3-m f/4.0
astrograph + CCD.
V06 Catalina Sky Survey-Kuiper. Observer G. J. Leonard. 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. 1.55-m reflector +
1K CCD.
Orbital elements:
2021 JK2 Earth MOID = 0.0350 AU
Epoch 2020 Dec. 17.0 TT = JDT 2459200.5 Veres
M 334.04281 (2000.0) P Q
n 1.18353488 Peri. 281.14669 +0.39229027 -0.91912033
a 0.8851469 Node 145.68425 +0.86714278 +0.35631772
e 0.2970355 Incl. 3.70369 +0.30687416 +0.16809372
P 0.83 H 24.77 G 0.15 U 7
Residuals in seconds of arc
210417 G96 0.1- 0.1- 210505 H01 0.1- 0.0 210506 H01 0.0 0.0
210417 G96 0.1+ 0.1+ 210506 H21 0.2- 0.5+ 210506 G96 0.1+ 0.0
210505 G96 0.1- 0.1+ 210506 H21 0.4- 0.1+ 210506 H01 0.0 0.1-
210505 G96 0.2- 0.2- 210506 V06 0.1+ 0.1+ 210506 G96 0.1+ 0.2+
210505 G96 0.9+ 0.3+ 210506 V06 0.0 0.1+ 210506 G96 0.4- 0.1-
210505 G96 0.2- 0.6- 210506 V06 0.2- 0.0 210508 H01 0.2+ 0.0
210505 H01 0.0 0.1+ 210506 V06 0.2+ 0.2+ 210508 H01 0.0 0.0
210505 H01 0.0 0.0 210506 H01 0.1+ 0.3- 210508 H01 0.1+ 0.1-
210505 H01 0.0 0.1+ 210506 H01 0.0 0.0 210508 H01 0.1- 0.0
Ephemeris:
2021 JK2 a,e,i = 0.89, 0.30, 4 q = 0.6222
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2021 04 08 18 11 22.2 +16 16 44 0.08565 1.0213 101.1 74.1 22.1
...
2021 04 23 15 50 11.3 +23 51 08 0.09493 1.0748 135.1 41.3 21.4
...
2021 05 01 14 48 17.5 +23 16 46 0.1121 1.0975 141.5 34.8 21.7
...
2021 05 07 14 14 36.4 +21 35 57 0.1295 1.1118 140.4 35.4 22.0
2021 05 08 14 10 00.0 +21 15 47 0.1327 1.1140 139.9 35.7 22.1
2021 05 09 14 05 39.6 +20 54 59 0.1360 1.1161 139.3 36.2 22.2
...
2021 05 15 13 44 40.8 +18 41 48 0.1571 1.1272 134.9 39.5 22.6
...
2021 05 23 13 27 34.7 +15 37 50 0.1881 1.1384 128.2 44.4 23.1
...
2021 06 07 13 16 35.1 +10 11 00 0.2507 1.1478 116.2 52.5 24.0
M. P. C. Staff (C) Copyright 2021 MPC M.P.E.C. 2021-J98
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