MPEC 2021-G150 : 2021 GP6
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Read MPEC 2021-G149
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M.P.E.C. 2021-G150 Issued 2021 April 11, 08:45 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 GP6
Observations:
K21G06P* C2021 04 10.17924209 55 07.86 -15 36 17.4 VEG150G96
K21G06P C2021 04 10.18946409 55 05.56 -15 42 08.2 18.64GVEG150G96
K21G06P C2021 04 10.19459809 55 04.43 -15 45 03.5 19.79GVEG150G96
K21G06P C2021 04 10.21234309 54 58.23 -15 55 33.1 18.4 GVEG150H01
K21G06P C2021 04 10.21537009 54 57.59 -15 57 18.9 19.0 GVEG150H01
K21G06P C2021 04 10.22641709 54 55.27 -16 03 46.4 18.4 GVEG150H01
K21G06P C2021 04 10.23292609 54 53.94 -16 07 35.6 19.3 GVEG150H01
K21G06P KC2021 04 10.23342509 54 53.45 -16 08 01.2 19.5 VqEG150858
K21G06P KC2021 04 10.23669609 54 52.84 -16 09 56.1 19.3 VqEG150858
K21G06P KC2021 04 10.23995709 54 52.20 -16 11 51.9 19.2 VqEG150858
K21G06P KC2021 04 10.25182209 54 52.01 -16 18 38.6 19.20GVEG150I52
K21G06P KC2021 04 10.25221409 54 51.91 -16 18 52.1 18.56GVEG150I52
K21G06P KC2021 04 10.25260509 54 51.81 -16 19 05.8 19.92GVEG150I52
K21G06P KC2021 04 10.25299709 54 51.77 -16 19 20.4 19.39GVEG150I52
K21G06P KC2021 04 10.48184 09 55 09.64 -18 36 14.2 19.4 VqEG150E23
K21G06P KC2021 04 10.49295 09 55 06.85 -18 44 04.6 19.1 VqEG150E23
K21G06P 2C2021 04 10.87976909 55 50.508-24 17 30.04 18.4 GVEG150J04
K21G06P 2C2021 04 10.87996009 55 50.448-24 17 40.98 18.0 GVEG150J04
K21G06P 2C2021 04 10.88014109 55 50.403-24 17 51.96 18.2 GVEG150J04
K21G06P |C2021 04 11.01428 09 56 06.06 -26 19 46.0 19.1 VuEG150807
K21G06P |C2021 04 11.01713 09 56 05.25 -26 22 49.9 19.2 VuEG150807
K21G06P KC2021 04 11.11912509 56 12.01 -28 31 24.7 18.7 VqEG150858
K21G06P KC2021 04 11.12569009 56 10.09 -28 39 08.1 19.2 VqEG150858
K21G06P KC2021 04 11.13308709 56 07.97 -28 47 51.9 18.9 VqEG150858
K21G06P KC2021 04 11.14012009 56 05.93 -28 56 12.1 18.6 VqEG150858
K21G06P C2021 04 11.34598009 56 35.88 -33 01 49.7 18.5 GVEG150474
K21G06P C2021 04 11.34613809 56 35.79 -33 02 03.0 18.1 GVEG150474
K21G06P C2021 04 11.34724609 56 35.56 -33 03 38.4 17.1 GVEG150474
K21G06P C2021 04 11.34818409 56 35.34 -33 04 56.7 18.1 GVEG150474
K21G06P C2021 04 11.34897909 56 35.16 -33 06 03.7 18.1 GVEG150474
K21G06P C2021 04 11.34913809 56 35.18 -33 06 17.2 18.6 GVEG150474
Observer details:
474 Mount John Observatory, Lake Tekapo. Observers A. C. Gilmore, P. M.
Kilmartin. Measurer P. M. Kilmartin. 1.0-m f/7.7 reflector + CCD.
807 Cerro Tololo Observatory, La Serena. Observers T. Linder, R. Holmes.
0.61-m f/6.5 astrograph + CCD.
858 Tebbutt Observatory, Edgewood. Observer F. B. Zoltowski. 0.51-m Schmidt-
Cassegrain + CCD.
E23 Arcadia. Observer A. Hidas. 0.35-m f/1.9 reflector + 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.
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 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 GP6 Earth MOID = 0.0002 AU
Epoch 2020 Dec. 17.0 TT = JDT 2459200.5 Bell
M 318.53053 (2000.0) P Q
n 0.31554235 Peri. 338.82755 -0.75518034 +0.65547595
a 2.1368020 Node 242.13035 -0.60022543 -0.69594199
e 0.5383606 Incl. 0.47596 -0.26349969 -0.29328487
P 3.12 H 27.00 G 0.15 U 6
Residuals in seconds of arc
210410 G96 (0.0- 2.2-) 210410 I52 0.3- 0.2+ 210411 858 0.4- 0.2-
210410 G96 0.1- 0.3- 210410 I52 0.6- 0.4+ 210411 858 0.1- 0.3-
210410 G96 (0.2+ 2.2+) 210410 I52 0.0- 0.2- 210411 858 0.4+ 0.4-
210410 H01 0.1+ 0.1+ 210410 E23 (1.7+ 2.4+) 210411 474 0.5- 0.1+
210410 H01 0.1+ 0.1+ 210410 E23 0.6- 0.0- 210411 474 1.2- 0.2+
210410 H01 0.1+ 0.1+ 210410 J04 0.2+ 0.4+ 210411 474 0.5- 0.7-
210410 H01 0.2+ 0.1+ 210410 J04 0.1+ 0.3+ 210411 474 0.3- 1.0+
210410 858 0.2- 0.4- 210410 J04 0.2+ 0.2- 210411 474 0.0- 0.6+
210410 858 0.4+ 0.3+ 210411 807 0.1- 0.2- 210411 474 0.7+ 0.6+
210410 858 0.3+ 0.2- 210411 807 0.1+ 0.1-
210410 I52 0.1- 0.3- 210411 858 0.2+ 0.3+
Ephemeris:
2021 GP6 a,e,i = 2.14, 0.54, 0 q = 0.9864
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2021 03 12 10 07 37.0 +07 59 32 0.1569 1.1419 159.4 17.8 24.2
...
2021 03 27 09 58 05.9 +06 38 42 0.07987 1.0624 142.7 34.7 23.1
...
2021 04 04 09 55 16.4 +03 00 05 0.04138 1.0297 135.0 43.4 21.8
...
2021 04 10 09 55 05.3 -13 50 54 0.01356 1.0107 130.9 48.6 19.5
2021 04 11 09 55 48.9 -26 05 05 0.0094311.0081 128.9 50.7 18.8
2021 04 12 09 58 38.7 -53 12 01 0.0062981.0055 119.6 60.0 18.2
...
2021 04 18 21 52 43.5 -22 30 29 0.02641 0.9934 65.6 113.0 23.5
...
2021 04 26 21 54 47.9 -14 58 31 0.06389 0.9862 70.0 106.5 25.0
...
2021 05 11 22 00 24.0 -11 43 31 0.1318 1.0006 82.2 90.3 25.8
M. P. C. Staff (C) Copyright 2021 MPC M.P.E.C. 2021-G150
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