[Iaude] MPEC X84: 2021 XJ1 [a=1.35,e=0.28,i=28.2,H=25.2]
mpec at marsden.cfa.harvard.edu
mpec at marsden.cfa.harvard.edu
Fri Dec 3 19:01:40 EST 2021
M.P.E.C. 2021-X84 Issued 2021 December 4, 00:00 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 XJ1
Observations:
K21X01J* C2021 12 02.23555604 06 52.59 +02 12 29.5 20.50GVEX084G96
K21X01J C2021 12 02.24592904 06 47.17 +02 16 48.4 20.29GVEX084G96
K21X01J C2021 12 02.25110004 06 44.38 +02 18 57.4 20.21GVEX084G96
K21X01J KC2021 12 02.31777204 06 09.17 +02 46 36.1 20.03GVEX084V06
K21X01J KC2021 12 02.31824504 06 08.91 +02 46 48.1 20.61GVEX084V06
K21X01J KC2021 12 02.31871704 06 08.68 +02 46 59.5 20.29GVEX084V06
K21X01J KC2021 12 02.31918904 06 08.43 +02 47 11.3 20.34GVEX084V06
K21X01J 1C2021 12 02.90162 04 01 30.19 +06 45 09.5 21.1 VVEX084033
K21X01J 1C2021 12 02.90233 04 01 29.85 +06 45 26.7 20.9 VVEX084033
K21X01J 1C2021 12 02.90303 04 01 29.51 +06 45 44.2 20.8 VVEX084033
K21X01J 1C2021 12 02.90386 04 01 29.10 +06 46 03.9 20.7 VVEX084033
K21X01J mC2021 12 03.16926103 59 25.41 +08 33 03.0 20.28GVEX084I52
K21X01J mC2021 12 03.16955303 59 25.39 +08 33 10.3 19.51GVEX084I52
K21X01J mC2021 12 03.16984503 59 25.18 +08 33 16.9 20.38GVEX084I52
K21X01J mC2021 12 03.17013803 59 25.04 +08 33 23.8 20.01GVEX084I52
K21X01J KC2021 12 03.19719003 59 08.70 +08 44 00.7 20.1 VuEX084H21
K21X01J KC2021 12 03.19858903 59 07.99 +08 44 33.9 20.1 VuEX084H21
K21X01J KC2021 12 03.20874603 59 02.78 +08 48 36.4 20.2 VuEX084H21
K21X01J bC2021 12 03.89155403 53 42.65 +13 13 46.9 20.8 GVEX084L01
K21X01J bC2021 12 03.89310703 53 41.90 +13 14 22.1 20.7 GVEX084L01
K21X01J bC2021 12 03.89466503 53 41.10 +13 14 57.0 20.6 GVEX084L01
K21X01J bC2021 12 03.89635303 53 40.23 +13 15 35.9 20.4 GVEX084L01
K21X01J bC2021 12 03.89778103 53 39.53 +13 16 08.5 20.8 GVEX084L01
Observer details:
033 Karl Schwarzschild Observatory, Tautenburg. Observers S. Melnikov, C.
Hoegner, U. Laux, F. Ludwig, B. Stecklum. Measurer B. Stecklum. 1.34-m
f/3 Schmidt + CCD.
G96 Mt. Lemmon Survey. Observer A. R. Gibbs. 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, D. Rankin, R. L. Seaman, F. C.
Shelly, K. W. Wierzchos. 1.5-m reflector + 10K 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 D. Rankin. 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, D. Rankin, R. L.
Seaman, F. C. Shelly, K. W. Wierzchos.
L01 Visnjan Observatory, Tican. Observers K. Korlevic, M. Himelreich.
Measurer K. Korlevic. 1.0-m f/2.9 reflector + CCD.
V06 Catalina Sky Survey-Kuiper. Observer D. Rankin. 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, D. Rankin, R. L.
Seaman, F. C. Shelly, K. W. Wierzchos. 1.55-m reflector + 1K CCD.
Orbital elements:
2021 XJ1 Earth MOID = 0.0737 AU
Epoch 2022 Jan. 21.0 TT = JDT 2459600.5 Veres
M 59.88020 (2000.0) P Q
n 0.62856175 Peri. 307.42976 +0.85534344 -0.25863824
a 1.3497005 Node 71.67037 +0.47682271 +0.73180349
e 0.2780998 Incl. 28.22094 -0.20255294 +0.63053146
P 1.57 H 25.20 G 0.15 U 8
Residuals in seconds of arc
211202 G96 (0.3+ 1.8-) 211202 033 0.0 0.1- 211203 H21 0.0 0.3-
211202 G96 (1.0+ 1.2-) 211202 033 0.3+ 0.4+ 211203 H21 0.1- 0.1+
211202 G96 0.2+ 0.9- 211202 033 0.4+ 0.0 211203 L01 0.1+ 0.4+
211202 V06 0.1- 0.1+ 211203 I52 (1.3- 0.2-) 211203 L01 0.4+ 0.2+
211202 V06 0.2- 0.4+ 211203 I52 0.5+ 0.2+ 211203 L01 0.1+ 0.4-
211202 V06 0.0 0.0 211203 I52 0.3- 0.3- 211203 L01 0.3- 0.2+
211202 V06 0.0 0.1+ 211203 I52 0.2- 0.3- 211203 L01 0.1- 0.3+
211202 033 0.3- 0.1- 211203 H21 0.2- 0.2+
Ephemeris:
2021 XJ1 a,e,i = 1.35, 0.28, 28 q = 0.9743
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2021 11 04 07 30 39.0 -68 54 33 0.2555 0.9870 81.5 83.7 25.1
...
2021 11 19 05 57 07.7 -56 47 00 0.1367 1.0173 98.4 74.0 23.5
...
2021 11 27 04 50 59.7 -31 24 34 0.08461 1.0395 126.6 49.6 21.8
...
2021 12 03 04 00 42.5 +07 25 50 0.07577 1.0585 163.0 15.8 20.6
2021 12 04 03 52 51.6 +13 55 22 0.07837 1.0619 165.9 13.1 20.6
2021 12 05 03 45 14.9 +19 54 35 0.08203 1.0653 165.8 13.1 20.7
...
2021 12 11 03 05 45.0 +43 55 59 0.1193 1.0864 146.8 29.8 22.1
...
2021 12 19 02 31 15.3 +56 45 38 0.1870 1.1167 131.5 41.3 23.4
...
2022 01 03 02 12 32.6 +64 18 52 0.3275 1.1777 119.0 46.9 24.9
M. P. C. Staff (C) Copyright 2021 MPC M.P.E.C. 2021-X84
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