[Iaude] MPEC K01: 2021 GP72 [a=2.22,e=0.48,i=33.9,H=19.6]
mpec at marsden.cfa.harvard.edu
mpec at marsden.cfa.harvard.edu
Sun May 16 04:43:49 EDT 2021
M.P.E.C. 2021-K01 Issued 2021 May 16, 08:42 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 GP72
Observations:
K21G72P* C2021 04 13.56139 15 44 41.022-11 39 37.41 21.7 wUEK001F51
K21G72P C2021 04 13.57250 15 44 40.326-11 39 48.70 21.7 wUEK001F51
K21G72P C2021 04 13.58356 15 44 39.594-11 39 59.68 21.6 wUEK001F51
K21G72P C2021 04 13.59462 15 44 38.901-11 40 10.85 21.4 wUEK001F51
K21G72P C2021 05 14.30542014 39 53.83 -23 43 05.1 20.17GVEK001G96
K21G72P C2021 05 14.31080914 39 52.72 -23 43 15.5 20.12GVEK001G96
K21G72P C2021 05 14.31746014 39 51.47 -23 43 25.6 20.37GVEK001G96
K21G72P C2021 05 14.32286914 39 50.43 -23 43 34.3 20.19GVEK001G96
K21G72P mC2021 05 14.35643414 39 43.88 -23 44 31.4 20.50GVEK001I52
K21G72P mC2021 05 14.35740414 39 43.70 -23 44 33.0 19.99GVEK001I52
K21G72P mC2021 05 14.36297214 39 42.63 -23 44 41.6 20.47GVEK001I52
K21G72P mC2021 05 14.36394314 39 42.42 -23 44 43.9 20.25GVEK001I52
K21G72P |C2021 05 15.11693 14 37 19.89 -24 05 48.6 20.1 GVEK001807
K21G72P |C2021 05 15.11970 14 37 19.35 -24 05 53.3 20.1 GVEK001807
K21G72P |C2021 05 15.12248 14 37 18.80 -24 05 58.1 20.0 GVEK001807
K21G72P |C2021 05 15.12524 14 37 18.26 -24 06 02.7 20.0 GVEK001807
K21G72P 2C2021 05 15.98711214 34 32.378-24 30 35.84 20.3 GVEK001J04
K21G72P 2C2021 05 15.98871414 34 32.039-24 30 38.38 20.0 GVEK001J04
K21G72P 2C2021 05 15.99031414 34 31.733-24 30 41.02 19.8 GVEK001J04
Observer details:
807 Cerro Tololo Observatory, La Serena. Observers T. Linder, R. Holmes, L.
Horn. 1.00-m f/10.0 astrograph + CCD.
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 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. 1.5-m reflector + 10K CCD.
I52 Steward Observatory, Mt. Lemmon Station. Observer T. A. Pruyne.
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 D. Abreu. Measurers M.
Micheli, D. Fohring, R. Kresken, D. Koschny, L. Conversi, A. Knofel,
M. Busch, E. Schwab. 1.0-m f/4.4 reflector + CCD.
Orbital elements:
2021 GP72 Earth MOID = 0.4933 AU
Epoch 2020 Dec. 17.0 TT = JDT 2459200.5 Bell
M 280.11412 (2000.0) P Q
n 0.29896402 Peri. 272.40800 +0.62029769 +0.67588392
a 2.2150835 Node 45.46467 -0.28396961 +0.66651737
e 0.4756085 Incl. 33.94251 -0.73115801 +0.31454016
P 3.30 H 19.67 G 0.15 U 8
Residuals in seconds of arc
210413 F51 0.1- 0.1+ 210514 G96 0.2+ 0.4+ 210515 807 0.0 0.1-
210413 F51 0.2+ 0.1- 210514 I52 0.3- 0.2- 210515 807 0.1+ 0.0
210413 F51 0.2- 0.0 210514 I52 0.2- 0.1- 210515 J04 0.0 0.1-
210413 F51 0.1+ 0.0 210514 I52 0.2- 0.6+ 210515 J04 0.3- 0.0
210514 G96 0.4+ 0.2+ 210514 I52 0.5- 0.1- 210515 J04 0.1- 0.1+
210514 G96 0.4- 1.2- 210515 807 0.1+ 0.0
210514 G96 0.1+ 0.0 210515 807 0.2+ 0.0
Ephemeris:
2021 GP72 a,e,i = 2.22, 0.48, 34 q = 1.1616
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2021 04 16 15 42 01.6 -12 21 45 0.9126 1.8469 149.1 16.2 21.7
...
2021 05 01 15 16 23.5 -17 43 19 0.7539 1.7536 169.1 6.2 20.8
...
2021 05 09 14 55 51.2 -21 14 22 0.6953 1.7036 175.7 2.6 20.3
...
2021 05 15 14 37 42.2 -24 02 30 0.6650 1.6662 167.4 7.6 20.4
2021 05 16 14 34 29.9 -24 30 46 0.6611 1.6599 165.8 8.6 20.5
2021 05 17 14 31 15.3 -24 58 59 0.6575 1.6537 164.2 9.6 20.5
...
2021 05 23 14 11 12.0 -27 45 34 0.6428 1.6164 154.5 15.7 20.6
...
2021 05 31 13 44 16.0 -31 12 03 0.6397 1.5671 141.7 23.6 20.8
...
2021 06 15 13 00 44.2 -36 31 59 0.6722 1.4768 120.7 36.3 21.1
(Last issue was M.P.E.C. 2021-J242)
M. P. C. Staff (C) Copyright 2021 MPC M.P.E.C. 2021-K01
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