[Iaude] MPEC J50: 2021 JY [a=1.58,e=0.57,i=35.9,H=18.6,PHA]
mpec at marsden.cfa.harvard.edu
mpec at marsden.cfa.harvard.edu
Tue May 4 16:48:38 EDT 2021
M.P.E.C. 2021-J50 Issued 2021 May 4, 20:47 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 JY
Observations:
K21J00Y* C2021 05 01.54806716 45 06.65 -35 55 41.1 18.20oVEJ050T08
K21J00Y C2021 05 01.55174916 45 05.09 -35 55 54.7 18.12oVEJ050T08
K21J00Y C2021 05 01.55727816 45 02.73 -35 56 15.0 18.44oVEJ050T08
K21J00Y C2021 05 01.56926216 44 57.79 -35 56 58.8 18.00oVEJ050T08
K21J00Y KC2021 05 02.55586 16 38 14.99 -36 55 26.0 18.8 VqEJ050E23
K21J00Y KC2021 05 02.56975 16 38 09.12 -36 56 14.4 qEJ050E23
K21J00Y KC2021 05 02.58363 16 38 03.29 -36 57 03.6 18.4 VqEJ050E23
K21J00Y KC2021 05 02.59815 16 37 57.08 -36 57 52.8 17.7 VqEJ050E23
K21J00Y KC2021 05 03.04765616 34 52.66 -37 23 30.1 18.2 GXEJ050Y00
K21J00Y KC2021 05 03.04877316 34 52.22 -37 23 34.0 17.5 GXEJ050Y00
K21J00Y KC2021 05 03.04961216 34 51.84 -37 23 37.1 18.4 GXEJ050Y00
K21J00Y KC2021 05 03.05079916 34 51.38 -37 23 40.8 18.4 GXEJ050Y00
K21J00Y C2021 05 03.62242216 30 53.35 -37 55 07.9 17.9 RtEJ050474
K21J00Y C2021 05 03.62342616 30 52.84 -37 55 11.3 17.5 RtEJ050474
K21J00Y C2021 05 03.62543516 30 52.04 -37 55 17.5 17.9 RtEJ050474
K21J00Y C2021 05 03.62643916 30 51.59 -37 55 20.1 18.1 RtEJ050474
K21J00Y C2021 05 03.62744416 30 51.19 -37 55 24.3 17.4 RtEJ050474
K21J00Y KC2021 05 04.59420 16 24 10.39 -38 46 04.5 17.9 RqEJ050E94
K21J00Y KC2021 05 04.63460 16 23 53.27 -38 48 06.1 18.0 RqEJ050E94
K21J00Y KC2021 05 04.65523 16 23 44.38 -38 49 07.5 18.0 RqEJ050E94
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.
E23 Arcadia. Observer A. Hidas. 0.35-m f/1.9 reflector + CCD.
E94 Possum Observatory, Gisborne. Observer J. Drummond. 0.41-m f/4.5
Newtonian reflector + CCD.
T08 ATLAS-MLO, Mauna Loa. Observers L. Denneau, J. Tonry, A. Heinze, H.
Weiland. Measurers L. Denneau, J. Tonry, A. Heinze, H. Weiland, A.
Fitzsimmons, J. Robinson, N. Erasmus. 0.5-m reflector + CCD.
Y00 SONEAR Observatory, Oliveira. Observers C. Jacques, E. Pimentel, J.
Barros. Measurer C. Jacques. 0.45-m f/2.9 reflector + CCD.
Orbital elements:
2021 JY PHA, Earth MOID = 0.0421 AU
Epoch 2020 Dec. 17.0 TT = JDT 2459200.5 Veres
M 334.59502 (2000.0) P Q
n 0.49411709 Peri. 76.49110 -0.38526454 -0.82632984
a 1.5845872 Node 44.48189 +0.43904364 -0.55567946
e 0.5738299 Incl. 35.89299 +0.81167229 -0.09164789
P 1.99 H 18.66 G 0.15 U 9
Residuals in seconds of arc
210501 T08 0.1+ 0.1+ 210502 E23 0.9- 1.0+ 210503 474 0.2+ 0.1+
210501 T08 0.1- 0.0 210503 Y00 0.6- 0.0 210503 474 0.1- 0.8+
210501 T08 0.5- 0.0 210503 Y00 0.3- 0.1- 210503 474 0.2+ 0.2-
210501 T08 0.5+ 0.1- 210503 Y00 0.6- 0.3- 210504 E94 0.3+ 0.3-
210502 E23 0.6+ 0.5- 210503 Y00 0.1- 0.1+ 210504 E94 0.7+ 0.1-
210502 E23 0.1+ 0.0 210503 474 0.6+ 0.0 210504 E94 1.0- 0.3+
210502 E23 0.3+ 0.6- 210503 474 0.3- 0.2-
Ephemeris:
2021 JY a,e,i = 1.58, 0.57, 36 q = 0.6753
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2021 04 04 18 56 37.8 +00 24 51 0.3751 1.0609 88.8 70.5 19.1
...
2021 04 19 18 00 11.2 -19 46 12 0.3373 1.2035 118.8 47.0 18.5
...
2021 04 27 17 15 02.0 -30 43 39 0.3459 1.2777 135.9 33.3 18.3
...
2021 05 03 16 35 11.2 -37 20 46 0.3695 1.3320 146.6 24.7 18.3
2021 05 04 16 28 17.4 -38 15 19 0.3749 1.3410 148.0 23.5 18.3
2021 05 05 16 21 22.5 -39 06 17 0.3806 1.3499 149.3 22.4 18.3
...
2021 05 11 15 40 45.1 -42 58 18 0.4230 1.4026 154.1 18.4 18.5
...
2021 05 19 14 54 10.2 -45 22 05 0.4975 1.4708 152.4 18.6 18.9
...
2021 06 03 14 01 10.1 -45 32 15 0.6772 1.5922 139.7 24.3 20.0
M. P. C. Staff (C) Copyright 2021 MPC M.P.E.C. 2021-J50
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