MPEC 2021-G147 : 2021 GL6
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M.P.E.C. 2021-G147 Issued 2021 April 11, 08:31 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 GL6
Observations:
K21G06L C2021 04 04.38194 14 03 25.99 -06 49 36.2 22.2 GVEG147G96
K21G06L C2021 04 04.38703 14 03 22.86 -06 50 14.2 20.4 GVEG147G96
K21G06L C2021 04 04.39214 14 03 19.70 -06 50 51.5 21.4 GVEG147G96
K21G06L* C2021 04 09.43637613 17 47.198-15 56 08.71 21.52wUEG147F51
K21G06L C2021 04 09.44734813 17 41.381-15 57 07.61 21.07wUEG147F51
K21G06L C2021 04 09.45830013 17 35.502-15 58 07.53 21.16wUEG147F51
K21G06L 2C2021 04 10.16584613 11 49.979-17 00 27.35 20.9 GVEG147J04
K21G06L 2C2021 04 10.17284313 11 46.470-17 01 03.72 21.3 GVEG147J04
K21G06L 2C2021 04 10.17985113 11 42.893-17 01 38.69 20.6 GVEG147J04
K21G06L KC2021 04 11.23107513 03 43.00 -18 27 50.9 21.43GVEG147I52
K21G06L KC2021 04 11.23780113 03 39.73 -18 28 24.4 21.58GVEG147I52
K21G06L KC2021 04 11.24116513 03 38.10 -18 28 40.0 21.16GVEG147I52
Observer details:
F51 Pan-STARRS 1, Haleakala. Observers J. Bulger, T. Lowe, A. Schultz, M.
Willman. Measurers K. Chambers, S. Chastel, T. de Boer, L. Denneau, J.
Fairlamb, H. Flewelling, M. Huber, C.-C. Lin, E. Magnier, Y. Ramanjooloo,
R. Wainscoat, R. Weryk. 1.8-m Ritchey-Chretien + CCD.
G96 Mt. Lemmon Survey. Observer K. W. Wierzchos. Measurers B. Gray, D.
Rankin, F. C. Shelly. 1.5-m reflector + 10K CCD.
I52 Steward Observatory, Mt. Lemmon Station. Observer D. C. Fuls. 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.
J04 ESA Optical Ground Station, Tenerife. Observer P. Ruiz. Measurers M.
Micheli, D. Koschny, L. Conversi, R. Kresken, A. Knofel, M. Busch, E.
Schwab. 1.0-m f/4.4 reflector + CCD.
Orbital elements:
2021 GL6 Earth MOID = 0.0535 AU
Epoch 2020 Dec. 17.0 TT = JDT 2459200.5 Bell
M 350.38751 (2000.0) P Q
n 0.93649222 Peri. 66.60740 +0.11126617 -0.99163078
a 1.0346654 Node 17.38846 +0.81292176 +0.05291483
e 0.1772589 Incl. 12.65753 +0.57164504 +0.11776423
P 1.05 H 25.96 G 0.15 U 7
Residuals in seconds of arc
210404 G96 0.4- 0.0+ 210409 F51 (0.6+ 0.8+) 210410 J04 0.5- 0.3-
210404 G96 0.4+ 0.1- 210409 F51 0.1+ 0.2+ 210411 I52 (0.1+ 1.5+)
210404 G96 (1.0+ 0.7+) 210410 J04 (0.3+ 0.9+) 210411 I52 0.0+ 0.0+
210409 F51 0.0- 0.1+ 210410 J04 0.4+ 0.4- 210411 I52 0.0+ 0.4+
Ephemeris:
2021 GL6 a,e,i = 1.03, 0.18, 13 q = 0.8513
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2021 03 12 17 27 14.5 +32 45 42 0.1045 1.0028 92.1 82.0 23.9
...
2021 03 27 15 28 15.4 +11 48 45 0.07332 1.0480 131.8 45.2 22.1
...
2021 04 04 14 07 11.8 -06 00 25 0.07482 1.0712 161.3 17.4 21.4
...
2021 04 10 13 13 13.8 -16 45 03 0.08705 1.0879 171.1 8.2 21.4
2021 04 11 13 05 25.9 -18 08 19 0.08986 1.0906 169.6 9.5 21.5
2021 04 12 12 58 01.0 -19 24 52 0.09285 1.0933 167.8 11.2 21.7
...
2021 04 18 12 21 33.8 -25 03 29 0.1140 1.1090 155.8 21.7 22.5
...
2021 04 26 11 51 32.7 -29 00 25 0.1479 1.1287 143.6 31.9 23.4
...
2021 05 11 11 31 31.2 -31 54 49 0.2206 1.1609 128.8 42.7 24.7
M. P. C. Staff (C) Copyright 2021 MPC M.P.E.C. 2021-G147
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