MPEC 2021-F16 : 2021 ED5
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M.P.E.C. 2021-F16 Issued 2021 March 17, 17:37 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 ED5
Observations:
K21E05D* C2021 03 15.58678515 08 22.497-14 31 34.54 21.12wUEF016F52
K21E05D C2021 03 15.59903115 08 24.837-14 31 35.26 21.11wUEF016F52
K21E05D C2021 03 15.62346915 08 29.469-14 31 36.71 20.94wUEF016F52
K21E05D bC2021 03 16.05123815 09 54.58 -14 32 04.6 20.9 GVEF016L01
K21E05D bC2021 03 16.05240715 09 54.82 -14 32 04.5 21.0 GVEF016L01
K21E05D bC2021 03 16.05709115 09 55.73 -14 32 05.1 21.0 GVEF016L01
K21E05D bC2021 03 16.05990115 09 56.26 -14 32 05.2 20.6 GVEF016L01
K21E05D KC2021 03 16.66252315 11 57.67 -14 32 10.4 20.6 GVEF016474
K21E05D KC2021 03 16.66604215 11 58.36 -14 32 10.2 20.3 GVEF016474
K21E05D KC2021 03 16.66956115 11 59.06 -14 32 10.6 20.4 GVEF016474
K21E05D !C2021 03 17.14254115 13 36.739-14 32 44.52 20.7 GVEF016J04
K21E05D !C2021 03 17.14514915 13 37.292-14 32 44.58 20.3 GVEF016J04
K21E05D KC2021 03 17.59921415 15 12.54 -14 32 35.3 20.9 GVEF016474
K21E05D KC2021 03 17.60273315 15 13.25 -14 32 35.1 20.8 GVEF016474
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.
F52 Pan-STARRS 2, Haleakala. Observers J. Bulger, T. Dukes, 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.
J04 ESA Optical Ground Station, Tenerife. Observer P. Ruiz. Measurers R.
Kresken, M. Micheli, D. Koschny, L. Conversi, A. Knofel, M. Busch, E.
Schwab. 1.0-m f/4.4 reflector + CCD.
L01 Visnjan Observatory, Tican. Observer K. Korlevic. 1.0-m f/2.9 reflector
+ CCD.
Orbital elements:
2021 ED5 PHA, Earth MOID = 0.0106 AU
Epoch 2020 Dec. 17.0 TT = JDT 2459200.5 Pike
M 323.58180 (2000.0) P Q
n 0.21912608 Peri. 112.23284 +0.41544027 +0.90961064
a 2.7248337 Node 182.32707 -0.86819611 +0.39513031
e 0.7452339 Incl. 5.97566 -0.27137594 +0.12837649
P 4.50 H 20.15 G 0.15 U 9
Residuals in seconds of arc
210315 F52 0.1- 0.0+ 210316 L01 0.2- 0.1- 210317 J04 0.0- 0.0-
210315 F52 0.1+ 0.0+ 210316 L01 0.5- 0.0- 210317 J04 0.4+ 0.0-
210315 F52 0.0+ 0.1- 210316 474 0.1+ 0.0+ 210317 474 0.0- 0.2-
210316 L01 0.4- 0.1+ 210316 474 0.0- 0.4+ 210317 474 0.3- 0.1+
210316 L01 0.2- 0.3+ 210316 474 0.1- 0.1+
Ephemeris:
2021 ED5 a,e,i = 2.72, 0.75, 6 q = 0.6942
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2021 02 15 14 02 36.1 -12 40 31 1.0726 1.7217 113.3 31.8 22.8
...
2021 03 02 14 32 06.8 -13 54 27 0.7939 1.5582 121.2 33.0 22.0
...
2021 03 10 14 51 45.1 -14 21 13 0.6564 1.4684 124.5 33.9 21.5
...
2021 03 16 15 09 44.0 -14 31 49 0.5593 1.4000 126.3 35.0 21.1
2021 03 17 15 13 06.7 -14 32 30 0.5436 1.3886 126.4 35.2 21.0
2021 03 18 15 16 37.4 -14 32 48 0.5281 1.3771 126.6 35.5 20.9
...
2021 03 24 15 41 09.5 -14 24 35 0.4391 1.3078 126.7 37.7 20.5
...
2021 04 01 16 27 57.2 -13 28 08 0.3331 1.2148 123.4 43.4 19.9
...
2021 04 16 19 21 26.3 -04 50 27 0.2108 1.0413 94.5 73.9 19.4
M. P. C. Staff (C) Copyright 2021 MPC M.P.E.C. 2021-F16
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