MPEC 2021-G43 : 2021 GN1
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M.P.E.C. 2021-G43 Issued 2021 April 4, 22:59 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 GN1
Observations:
K21G01N*HC2021 04 04.27190312 49 43.73 -10 54 58.4 VEG043G96
K21G01N HC2021 04 04.27750312 49 31.58 -10 57 56.9 19.56GVEG043G96
K21G01N HC2021 04 04.28311912 49 19.51 -11 00 54.5 19.94GVEG043G96
K21G01N HC2021 04 04.28871412 49 07.32 -11 03 54.0 19.19GVEG043G96
K21G01N C2021 04 04.33816012 47 19.94 -11 29 58.0 19.3 GVEG043H01
K21G01N KC2021 04 04.33847712 47 20.05 -11 30 04.0 19.13GVEG043I52
K21G01N KC2021 04 04.33947212 47 17.90 -11 30 35.1 19.55GVEG043I52
K21G01N KC2021 04 04.34046412 47 15.79 -11 31 06.3 19.22GVEG043I52
K21G01N KC2021 04 04.34145612 47 13.65 -11 31 37.2 19.41GVEG043I52
K21G01N C2021 04 04.34448012 47 06.38 -11 33 15.8 19.5 GVEG043H01
K21G01N C2021 04 04.35187112 46 50.57 -11 37 06.7 19.2 GVEG043H01
K21G01N C2021 04 04.36019012 46 32.80 -11 41 25.6 19.6 GVEG043H01
K21G01N KC2021 04 04.40794312 44 52.08 -12 05 59.1 19.46GVEG043I52
K21G01N KC2021 04 04.40927712 44 49.22 -12 06 40.4 19.48GVEG043I52
K21G01N KC2021 04 04.41060712 44 46.42 -12 07 21.0 19.47GVEG043I52
K21G01N KC2021 04 04.41193312 44 43.62 -12 08 01.5 19.19GVEG043I52
K21G01N bC2021 04 04.89346212 29 06.77 -16 02 29.5 20.4 GVEG043L01
K21G01N bC2021 04 04.89585012 29 02.00 -16 03 34.4 20.3 GVEG043L01
K21G01N bC2021 04 04.89823512 28 57.31 -16 04 40.0 20.3 GVEG043L01
K21G01N bC2021 04 04.90106812 28 51.80 -16 05 57.3 20.2 GVEG043L01
K21G01N 1C2021 04 04.91928912 28 15.62 -16 14 23.8 VEG043246
K21G01N KC2021 04 04.92184612 28 13.58 -16 15 20.8 19.9 GVEG043I93
K21G01N 1C2021 04 04.92642012 28 01.72 -16 17 37.3 VEG043246
K21G01N 1C2021 04 04.92705412 28 00.55 -16 17 52.8 VEG043246
K21G01N KC2021 04 04.92807712 28 01.32 -16 18 10.1 19.6 GVEG043I93
K21G01N KC2021 04 04.93431112 27 49.11 -16 21 00.7 20.1 GVEG043I93
Observer details:
246 Klet Observatory-KLENOT. Observers M. Tichy, J. Ticha, M. Honkova.
Measurer M. Tichy. 1.06-m f/2.7 reflector + 2048x2048 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.
I52 Steward Observatory, Mt. Lemmon Station. Observer H. Groeller. 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.
I93 St Pardon de Conques. Observer F. Losse. 0.40-m f/3.7 reflector + CCD.
L01 Visnjan Observatory, Tican. Observer K. Korlevic. 1.0-m f/2.9 reflector
+ CCD.
Orbital elements:
2021 GN1 Earth MOID = 0.0310 AU
Epoch 2020 Dec. 17.0 TT = JDT 2459200.5 Veres
M 343.55058 (2000.0) P Q
n 0.98684516 Peri. 68.75745 +0.14848316 -0.98272299
a 0.9991638 Node 14.12871 +0.65278300 +0.01347131
e 0.1898566 Incl. 26.91351 +0.74285067 +0.18459157
P 1.00 H 26.48 G 0.15 U 8
Residuals in seconds of arc
210404 G96 0.2+ 0.1+ 210404 H01 0.1- 0.1- 210404 L01 0.5- 0.4+
210404 G96 0.1- 0.2+ 210404 H01 0.0- 0.1- 210404 L01 0.5+ 0.7+
210404 G96 (1.1+ 1.4+) 210404 H01 0.0+ 0.2+ 210404 246 0.5- 1.4-
210404 G96 0.1- 0.3- 210404 I52 0.5+ 0.2+ 210404 I93 0.6+ 0.3+
210404 H01 0.1+ 0.0- 210404 I52 0.1- 0.1- 210404 246 0.9+ 0.9-
210404 I52 0.1+ 0.2- 210404 I52 0.1- 0.0+ 210404 246 (1.9+ 0.8+)
210404 I52 0.2- 0.2- 210404 I52 0.1- 0.3+ 210404 I93 0.2+ 0.8+
210404 I52 0.1+ 0.2- 210404 L01 0.1+ 0.2- 210404 I93 0.6+ 0.2-
210404 I52 0.1- 0.1- 210404 L01 0.8- 0.5+
Ephemeris:
2021 GN1 a,e,i = 1.00, 0.19, 27 q = 0.8095
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2021 03 05 19 38 24.0 +46 58 26 0.2295 0.9368 69.6 97.1 26.6
...
2021 03 20 18 44 57.3 +46 41 12 0.1161 0.9865 82.1 91.2 25.0
...
2021 03 28 17 04 16.2 +40 56 59 0.05654 1.0127 103.4 73.5 22.8
...
2021 04 03 13 36 56.5 +01 40 30 0.03283 1.0317 166.1 13.5 19.9
2021 04 04 12 59 16.6 -08 23 17 0.03477 1.0348 176.7 3.2 19.6
2021 04 05 12 25 43.5 -16 46 45 0.03846 1.0379 166.9 12.6 20.2
...
2021 04 11 10 29 48.1 -37 22 30 0.07783 1.0559 132.2 44.7 22.8
...
2021 04 19 09 41 05.8 -42 15 43 0.1414 1.0787 118.4 55.0 24.4
...
2021 05 04 09 22 24.2 -44 13 41 0.2619 1.1165 107.8 59.3 25.9
M. P. C. Staff (C) Copyright 2021 MPC M.P.E.C. 2021-G43
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