[Iaude] MPEC X68: 2021 XZ [a=0.82,e=0.30,i=6.4,H=28.2]
mpec at marsden.cfa.harvard.edu
mpec at marsden.cfa.harvard.edu
Fri Dec 3 05:41:40 EST 2021
M.P.E.C. 2021-X68 Issued 2021 December 3, 10:40 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 XZ
Observations:
K21X00Z C2021 12 01.25869 02 10 07.94 +12 52 36.9 19.6 GVEX068703
K21X00Z C2021 12 01.26395 02 10 09.92 +12 49 39.9 19.6 GVEX068703
K21X00Z C2021 12 01.27445 02 10 14.15 +12 43 43.9 19.2 GVEX068703
K21X00Z* C2021 12 02.16514802 17 45.17 +06 53 57.9 20.18GVEX068G96
K21X00Z C2021 12 02.17542402 17 46.29 +06 51 09.9 20.03GVEX068G96
K21X00Z C2021 12 02.18107402 17 46.86 +06 49 36.9 20.36GVEX068G96
K21X00Z C2021 12 02.18672602 17 47.43 +06 48 05.3 20.46GVEX068G96
K21X00Z KC2021 12 02.27280702 17 56.22 +06 25 07.8 VEX068I52
K21X00Z KC2021 12 02.27389302 17 56.32 +06 24 50.1 VEX068I52
K21X00Z KC2021 12 02.27498102 17 56.44 +06 24 33.5 19.90GVEX068I52
K21X00Z KC2021 12 03.13032802 21 49.60 +03 32 09.5 20.38GVEX068I52
K21X00Z KC2021 12 03.13158702 21 49.65 +03 31 58.1 20.70GVEX068I52
K21X00Z KC2021 12 03.13284602 21 49.72 +03 31 46.5 20.70GVEX068I52
K21X00Z KC2021 12 03.13410402 21 49.73 +03 31 34.2 20.46GVEX068I52
Observer details:
703 Catalina Sky Survey. Observer R. A. Kowalski. Measurers B. Gray, D.
Rankin, F. C. Shelly. 0.68-m Schmidt + 10K 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.
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.
Orbital elements:
2021 XZ Earth MOID = 0.0036 AU
Epoch 2022 Jan. 21.0 TT = JDT 2459600.5 Bell
M 188.11091 (2000.0) P Q
n 1.31710711 Peri. 34.95978 +0.23098395 +0.96736033
a 0.8242431 Node 248.59273 -0.91624251 +0.18023333
e 0.2988450 Incl. 6.42691 -0.32733175 +0.17812897
P 0.75 H 28.21 G 0.15 U 7
Residuals in seconds of arc
211201 703 0.1- 1.3- 211202 G96 0.1+ 0.1+ 211203 I52 0.2- 0.2-
211201 703 1.0- 0.9+ 211202 G96 0.0 1.0+ 211203 I52 0.1- 0.1+
211201 703 0.8+ 0.3+ 211202 I52 0.3+ 0.1+ 211203 I52 0.3+ 0.3+
211202 G96 0.1- 1.0- 211202 I52 0.1- 0.6- 211203 I52 0.1- 0.2-
211202 G96 0.3+ 0.4+ 211202 I52 0.1- 0.2-
Ephemeris:
2021 XZ a,e,i = 0.82, 0.30, 6 q = 0.5779
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2021 11 03 14 38 11.7 +04 27 04 0.1316 0.8691 19.5 157.6 33.7
...
2021 11 18 14 37 24.4 +08 27 55 0.05439 0.9422 30.8 147.5 29.7
...
2021 11 26 14 46 04.3 +17 06 38 0.01628 0.9751 42.8 136.5 25.6
...
2021 12 02 02 16 38.0 +07 47 19 0.01315 0.9967 144.4 35.1 20.2
2021 12 03 02 21 11.4 +03 57 28 0.01781 1.0000 142.6 36.8 21.0
2021 12 04 02 23 54.0 +01 43 56 0.02252 1.0033 140.9 38.3 21.5
...
2021 12 10 02 30 42.6 -02 43 19 0.05119 1.0211 134.1 43.9 23.5
...
2021 12 18 02 35 54.9 -03 42 21 0.08988 1.0407 127.1 48.9 24.9
...
2022 01 02 02 47 17.1 -02 59 21 0.1630 1.0642 115.7 56.4 26.4
M. P. C. Staff (C) Copyright 2021 MPC M.P.E.C. 2021-X68
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