MPEC 2021-J192 : 2021 JQ5
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M.P.E.C. 2021-J192 Issued 2021 May 13, 10:45 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
2021 JQ5
Observations:
K21J05Q* C2021 05 11.37230115 51 00.08 -09 47 09.3 20.92GVEJ192G96
K21J05Q C2021 05 11.37707515 50 59.92 -09 46 48.6 20.93GVEJ192G96
K21J05Q C2021 05 11.38185815 50 59.77 -09 46 27.3 VEJ192G96
K21J05Q C2021 05 11.38662115 50 59.64 -09 46 05.9 19.94GVEJ192G96
K21J05Q C2021 05 11.40576715 50 58.99 -09 44 41.9 20.6 GVEJ192H01
K21J05Q C2021 05 11.40928315 50 58.89 -09 44 26.2 20.8 GVEJ192H01
K21J05Q C2021 05 11.41967315 50 58.61 -09 43 40.1 20.7 GVEJ192H01
K21J05Q C2021 05 11.42782115 50 58.40 -09 43 04.2 20.6 GVEJ192H01
K21J05Q KC2021 05 11.44101815 50 58.14 -09 42 05.1 20.45GVEJ192I52
K21J05Q KC2021 05 11.44227815 50 58.06 -09 41 59.4 20.27GVEJ192I52
K21J05Q KC2021 05 11.44353815 50 58.04 -09 41 53.9 20.42GVEJ192I52
K21J05Q KC2021 05 12.24670215 50 44.90 -08 41 11.6 20.6 VuEJ192H21
K21J05Q KC2021 05 12.25212415 50 44.73 -08 40 46.3 21.0 VuEJ192H21
K21J05Q KC2021 05 12.25415815 50 44.68 -08 40 36.7 20.7 VuEJ192H21
K21J05Q C2021 05 12.27444315 50 44.70 -08 38 59.9 20.9 GVEJ192H01
K21J05Q C2021 05 12.27960115 50 44.54 -08 38 36.0 21.2 GVEJ192H01
K21J05Q C2021 05 12.28971515 50 44.22 -08 37 48.9 20.5 GVEJ192H01
K21J05Q C2021 05 12.29490915 50 44.06 -08 37 24.7 20.5 GVEJ192H01
K21J05Q KC2021 05 12.31152115 50 43.64 -08 36 06.5 20.32GVEJ192I52
K21J05Q KC2021 05 12.31278315 50 43.62 -08 36 00.6 20.55GVEJ192I52
K21J05Q KC2021 05 12.31404215 50 43.58 -08 35 54.5 20.41GVEJ192I52
K21J05Q KC2021 05 12.31530415 50 43.54 -08 35 49.1 20.40GVEJ192I52
K21J05Q KC2021 05 12.61044115 50 36.87 -08 11 53.6 20.4 GVEJ192474
K21J05Q KC2021 05 12.61337915 50 36.78 -08 11 39.7 20.3 GVEJ192474
K21J05Q KC2021 05 12.61631815 50 36.68 -08 11 24.8 20.3 GVEJ192474
K21J05Q KC2021 05 12.62219615 50 36.52 -08 10 56.5 20.8 GVEJ192474
K21J05Q 2C2021 05 12.96800615 50 31.539-07 43 57.26 20.2 GVEJ192J04
K21J05Q 2C2021 05 12.96964415 50 31.503-07 43 49.34 20.2 GVEJ192J04
K21J05Q KC2021 05 13.31124 15 50 22.74 -07 15 58.4 qEJ192734
K21J05Q KC2021 05 13.31455 15 50 22.62 -07 15 41.2 21.0 RqEJ192734
K21J05Q KC2021 05 13.32111 15 50 22.41 -07 15 09.5 21.0 RqEJ192734
K21J05Q C2021 05 13.32373315 50 22.68 -07 14 54.3 20.3 GVEJ192H01
K21J05Q C2021 05 13.32877615 50 22.51 -07 14 29.3 20.4 GVEJ192H01
K21J05Q C2021 05 13.34017015 50 22.12 -07 13 32.7 20.5 GVEJ192H01
K21J05Q C2021 05 13.34608615 50 21.92 -07 13 03.3 20.6 GVEJ192H01
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.
734 Farpoint Observatory, Eskridge. Observers G. Hug, D. Cromer, D. Goodin,
R. Valentine. Measurer D. Cromer. 0.7-m reflector + CCD.
G96 Mt. Lemmon Survey. Observer K. W. Wierzchos. 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. 1.5-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 T. Linder, R. Holmes, L. Horn. 0.76-m f/3.0 astrograph + 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.
J04 ESA Optical Ground Station, Tenerife. Observer D. Abreu. Measurers M.
Micheli, D. Koschny, L. Conversi, R. Kresken, A. Knofel, M. Busch, E.
Schwab. 1.0-m f/4.4 reflector + CCD.
Orbital elements:
2021 JQ5 Earth MOID = 0.0717 AU
Epoch 2020 Dec. 17.0 TT = JDT 2459200.5 Veres
M 258.48312 (2000.0) P Q
n 0.45537806 Peri. 99.54896 +0.78597646 +0.58993350
a 1.6732262 Node 224.59026 -0.61806823 +0.75712386
e 0.5108940 Incl. 15.27781 +0.01525375 +0.28060992
P 2.16 H 22.73 G 0.15 U 8
Residuals in seconds of arc
210511 G96 0.3+ 0.3+ 210512 H21 0.1- 0.0 210512 474 0.5- 0.4+
210511 G96 0.1+ 0.1- 210512 H21 0.1+ 0.2+ 210512 474 0.2- 0.7+
210511 G96 0.1- 0.0 210512 H01 0.0 0.1+ 210512 J04 0.1- 0.1-
210511 G96 0.0 0.3+ 210512 H01 0.1- 0.0 210512 J04 0.1+ 0.1-
210511 H01 0.1- 0.0 210512 H01 0.0 0.0 210513 734 0.2+ 0.0
210511 H01 0.1- 0.1+ 210512 H01 0.0 0.0 210513 734 0.1+ 0.8+
210511 H01 0.0 0.1+ 210512 I52 0.3- 0.0 210513 734 0.2+ 0.1-
210511 H01 0.2+ 0.2- 210512 I52 0.0 0.1- 210513 H01 0.0 0.0
210511 I52 0.4+ 0.3- 210512 I52 0.1+ 0.3+ 210513 H01 0.1+ 0.1-
210511 I52 0.2- 0.2- 210512 I52 0.0 0.3- 210513 H01 0.1+ 0.1-
210511 I52 0.0 0.3- 210512 474 0.3- 0.4- 210513 H01 0.2+ 0.1-
210512 H21 0.1- 0.1- 210512 474 0.3- 0.5-
Ephemeris:
2021 JQ5 a,e,i = 1.67, 0.51, 15 q = 0.8184
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2021 04 13 15 45 15.4 -26 23 25 0.5494 1.4770 142.5 24.4 23.4
...
2021 04 28 15 51 34.8 -21 01 05 0.3769 1.3623 157.4 16.5 22.2
...
2021 05 06 15 52 00.9 -15 24 02 0.2983 1.2997 165.5 11.2 21.4
...
2021 05 12 15 50 49.3 -08 59 48 0.2469 1.2524 167.5 10.1 20.8
2021 05 13 15 50 29.7 -07 41 05 0.2391 1.2445 166.9 10.6 20.8
2021 05 14 15 50 07.7 -06 17 29 0.2315 1.2366 166.1 11.3 20.7
...
2021 05 20 15 47 09.5 +04 01 37 0.1913 1.1892 156.1 20.2 20.5
...
2021 05 28 15 40 54.5 +23 51 23 0.1555 1.1266 133.8 40.5 20.5
...
2021 06 12 15 09 13.2 +68 50 05 0.1593 1.0140 85.0 86.0 21.8
M. P. C. Staff (C) Copyright 2021 MPC M.P.E.C. 2021-J192
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