[Iaude] MPEC D100: 2021 CT6 [a=1.30,e=0.27,i=20.7,H=23.40]
mpec at cfa.harvard.edu
mpec at cfa.harvard.edu
Wed Feb 21 09:09:15 EST 2024
M.P.E.C. 2024-D100 Issued 2024 February 21, 14:07 UT
The Minor Planet Electronic Circulars contain information on unusual
minor planets, routine data on comets and natural satellites,
and occasional editorial announcements. 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 CT6
Revision to MPEC 2021-C266
Additional Observations:
K21C06T 1C2024 02 17.27261310 54 37.688+39 17 38.94 21.27GVED100G96
K21C06T 1C2024 02 17.27829710 54 37.418+39 18 02.20 21.83GVED100G96
K21C06T 1C2024 02 17.28398410 54 36.994+39 18 26.93 20.44GVED100G96
K21C06T 1C2024 02 17.28967110 54 36.702+39 18 51.66 21.11GVED100G96
K21C06T KC2024 02 19.09372 10 53 11.17 +41 17 38.7 21.5 GVED100204
K21C06T KC2024 02 19.12569 10 53 09.24 +41 19 33.9 VED100204
Observer details:
204 Schiaparelli Observatory. Observer L. Buzzi. 0.84-m f/3.5 reflector +
CMO.
G96 Mt. Lemmon Survey. Observers T. Beuden, J. K. Hogan. Measurers T.
Beuden, V. F. Carvajal, D. Fay, J. B. Fazekas, D. C. Fuls, A. R. Gibbs, A.
D. Grauer, H. Groeller, J. K. Hogan, 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.
First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
240217 G96 0.57+ 0.14+ 240219 204 0.55+ 0.14+ MPO606169 +0.13 days
Orbital elements:
2021 CT6 Earth MOID = 0.0936 AU
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5 Veres
M 81.01690 (2000.0) P Q
n 0.66296722 Peri. 291.04906 +0.36288714 -0.89761342
a 1.3025908 Node 135.02226 +0.93081795 +0.33665000
e 0.2741315 Incl. 20.73109 +0.04348409 +0.28452932
P 1.49 H 23.40 G 0.15 U 2
Residuals in seconds of arc
210211 G96 0.1+ 0.1+ 210213 033 0.1+ 0.1- 210219 V06 0.0 0.0
210211 G96 0.0 0.3+ 210213 033 0.3+ 0.1+ 240217 G96 0.6- 0.5+
210211 G96 0.1- 0.1- 210213 I52 0.8+ 0.4+ 240217 G96 0.4+ 0.7-
210211 I52 0.0 0.1- 210213 I52 0.5- 0.4- 240217 G96 0.4- 0.4-
210211 I52 0.2- 0.4- 210213 I52 0.2+ 0.2+ 240217 G96 0.5+ 0.1-
210212 I52 0.2+ 0.1- 210213 I52 0.5- 0.5+ 240219 204 0.0 0.4+
210212 I52 0.2+ 0.2- 210219 V06 0.0 0.1- 240219 204 0.0 0.3-
210212 I52 0.1- 0.3- 210219 V06 0.0 0.1+
210212 I52 0.2- 0.0 210219 V06 0.2- 0.0
Ephemeris:
2021 CT6 a,e,i = 1.30, 0.27, 21 q = 0.9455
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2024 01 22 10 56 13.3 -23 35 54 0.1309 1.0577 121.1 52.8 21.0
...
2024 02 06 11 00 50.2 +19 26 33 0.1428 1.1167 154.6 22.2 20.5
...
2024 02 14 10 56 56.4 +34 57 09 0.1791 1.1501 153.3 22.7 21.1
...
2024 02 20 10 52 29.8 +42 11 36 0.2146 1.1757 147.8 26.7 21.6
2024 02 21 10 51 42.4 +43 06 53 0.2210 1.1799 146.8 27.3 21.7
2024 02 22 10 50 54.8 +43 58 01 0.2276 1.1842 145.9 28.0 21.8
...
2024 02 28 10 46 16.8 +47 50 42 0.2689 1.2100 140.5 31.4 22.3
...
2024 03 07 10 41 16.9 +50 33 49 0.3285 1.2443 134.3 34.8 22.9
...
2024 03 22 10 38 48.4 +51 14 05 0.4497 1.3073 125.0 38.6 23.8
A. U. Tomatic (C) Copyright 2024 MPC M.P.E.C. 2024-D100
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