MPEC 2021-G05 : 2021 GB
The following Minor Planet Electronic Circular may be linked-to from your own Web pages, but must not otherwise be redistributed electronically.A form allowing access to any MPEC is at the bottom of this page.
Read MPEC 2021-G04
Read MPEC 2021-G06
M.P.E.C. 2021-G05 Issued 2021 April 2, 00:21 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 GB
Observations:
K21G00B C2021 03 31.29762 13 21 46.81 +35 49 45.6 20.5 GVEG005G96
K21G00B C2021 03 31.30278 13 21 41.35 +35 48 57.0 20.1 GVEG005G96
K21G00B C2021 03 31.30794 13 21 35.70 +35 48 08.3 20.2 GVEG005G96
K21G00B* C2021 04 01.32849313 05 23.87 +32 47 45.1 VEG005G96
K21G00B C2021 04 01.33379013 05 17.86 +32 46 44.8 20.47GVEG005G96
K21G00B C2021 04 01.34428613 05 06.14 +32 44 43.3 20.74GVEG005G96
K21G00B KC2021 04 01.46928 13 02 48.63 +32 19 35.6 20.1 GVEG005291
K21G00B KC2021 04 01.47191 13 02 45.79 +32 19 02.4 20.3 GVEG005291
K21G00B KC2021 04 01.47455 13 02 42.98 +32 18 29.2 20.5 GVEG005291
K21G00B KC2021 04 01.48589313 02 30.86 +32 16 01.7 20.15GVEG005I52
K21G00B KC2021 04 01.48772313 02 28.85 +32 15 38.8 20.22GVEG005I52
K21G00B KC2021 04 01.48955413 02 27.00 +32 15 15.0 19.13GVEG005I52
K21G00B KC2021 04 01.49138413 02 25.08 +32 14 52.4 19.73GVEG005I52
K21G00B hC2021 04 01.90465912 56 12.39 +30 51 22.5 20.4 GVEG005L01
K21G00B hC2021 04 01.90777112 56 08.97 +30 50 45.8 20.6 GVEG005L01
K21G00B hC2021 04 01.90931712 56 07.26 +30 50 26.4 20.4 GVEG005L01
K21G00B hC2021 04 01.91086812 56 05.56 +30 50 07.2 20.5 GVEG005L01
K21G00B hC2021 04 01.91385512 56 02.23 +30 49 31.6 20.6 GVEG005L01
K21G00B KC2021 04 01.91406312 56 03.33 +30 49 33.8 19.7 GVEG005K63
K21G00B KC2021 04 01.92318612 55 53.22 +30 47 42.3 20.0 GVEG005K63
K21G00B KC2021 04 01.93168612 55 43.78 +30 45 58.6 19.8 GVEG005K63
Observer details:
291 LPL/Spacewatch II. Observer T. H. Bressi. 1.8-m f/2.7 reflector + CCD.
G96 Mt. Lemmon Survey. Observer T. A. Pruyne. Measurers B. Gray, D. Rankin,
F. C. Shelly, 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, R. L. Seaman, K. W. Wierzchos. 1.5-m reflector + 10K CCD.
I52 Steward Observatory, Mt. Lemmon Station. Observer G. J. Leonard.
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.
K63 G. Pascoli Observatory, Castelvecchio Pascoli. Observer R. Bacci. 0.41-m
f/3.2 Newtonian reflector + CCD.
L01 Visnjan Observatory, Tican. Observer K. Korlevic. 1.0-m f/2.9 reflector
+ CCD.
Orbital elements:
2021 GB Earth MOID = 0.0174 AU
Epoch 2020 Dec. 17.0 TT = JDT 2459200.5 Veres
M 55.00338 (2000.0) P Q
n 1.01246358 Peri. 10.79935 +0.88109203 -0.47132096
a 0.9822373 Node 17.48439 +0.42362550 +0.74968719
e 0.0385440 Incl. 7.48895 +0.21028141 +0.46457042
P 0.97 H 27.11 G 0.15 U 5
Residuals in seconds of arc
210331 G96 0.1- 0.5- 210401 291 0.4+ 0.1+ 210401 L01 0.3+ 0.3-
210331 G96 (1.1+ 0.1-) 210401 I52 0.1+ 0.3+ 210401 L01 0.1- 0.4+
210331 G96 0.2+ 0.4+ 210401 I52 0.9- 0.5+ 210401 K63 0.3+ 0.6+
210401 G96 0.2+ 0.4- 210401 I52 0.0- 0.1- 210401 K63 0.1+ 0.3-
210401 G96 0.7- 0.1+ 210401 I52 0.0- 0.5+ 210401 K63 0.1+ 0.3-
210401 G96 0.1+ 0.0+ 210401 L01 0.0+ 0.2- 210401 K63 0.0- 0.3-
210401 291 0.8+ 0.4+ 210401 L01 0.1+ 0.8+ 210401 K63 0.0- 0.3-
210401 291 0.4+ 0.2+ 210401 L01 0.1+ 0.1+
Ephemeris:
2021 GB a,e,i = 0.98, 0.04, 7 q = 0.9444
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2021 03 03 16 23 08.4 +50 36 54 0.07825 1.0083 100.4 75.2 24.2
...
2021 03 18 15 37 23.9 +49 31 34 0.04901 1.0144 111.7 65.7 22.9
...
2021 03 26 14 32 30.1 +45 12 30 0.03362 1.0168 124.2 54.2 21.8
...
2021 04 01 13 10 40.1 +33 48 58 0.02414 1.0181 141.1 38.0 20.6
2021 04 02 12 54 31.0 +30 33 27 0.02297 1.0183 144.6 34.7 20.4
2021 04 03 12 37 58.2 +26 49 15 0.02197 1.0184 147.9 31.5 20.2
...
2021 04 09 11 01 23.2 -02 02 06 0.02091 1.0192 147.4 32.0 20.1
...
2021 04 17 09 33 10.7 -28 52 27 0.03110 1.0196 119.7 58.8 21.7
...
2021 05 02 08 25 09.4 -43 42 56 0.05973 1.0183 98.5 78.2 23.8
M. P. C. Staff (C) Copyright 2021 MPC M.P.E.C. 2021-G05
Read MPEC 2021-G04
Read MPEC 2021-G06
Enter an MPEC number in one of the following forms:
- 1997-B01 (the full form)
- J97B01 (the packed version of the full form)
- B01 (the abbreviated form)