MPEC 2020-Q23 : 2020 PM4
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M.P.E.C. 2020-Q23 Issued 2020 August 16, 18:10 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
2020 PM4
Observations:
K20P04M* C2020 08 15.42410 02 34 32.21 +11 03 51.1 18.8 GVEQ023G96
K20P04M C2020 08 15.42833 02 34 29.04 +11 04 03.5 18.7 GVEQ023G96
K20P04M C2020 08 15.43255 02 34 25.90 +11 04 15.7 18.6 GVEQ023G96
K20P04M C2020 08 15.43678 02 34 22.70 +11 04 27.9 18.7 GVEQ023G96
K20P04M C2020 08 15.45374 02 34 09.99 +11 05 16.9 18.4 GVEQ023I52
K20P04M C2020 08 15.45399 02 34 09.79 +11 05 17.7 18.5 GVEQ023I52
K20P04M C2020 08 15.45423 02 34 09.60 +11 05 18.5 18.4 GVEQ023I52
K20P04M C2020 08 15.45448 02 34 09.41 +11 05 19.0 18.7 GVEQ023I52
K20P04M C2020 08 15.48699 02 33 44.97 +11 06 52.1 18.7 GVEQ023I52
K20P04M C2020 08 15.48725 02 33 44.78 +11 06 52.9 18.7 GVEQ023I52
K20P04M C2020 08 15.48750 02 33 44.58 +11 06 53.5 18.7 GVEQ023I52
K20P04M C2020 08 15.48775 02 33 44.41 +11 06 54.3 18.6 GVEQ023I52
K20P04M C2020 08 15.92380 02 28 41.40 +11 26 27.3 18.6 GVEQ023N88
K20P04M C2020 08 15.92418 02 28 41.13 +11 26 28.3 18.7 GVEQ023N88
K20P04M C2020 08 15.92455 02 28 40.86 +11 26 29.2 18.6 GVEQ023N88
K20P04M C2020 08 15.92491 02 28 40.61 +11 26 30.4 18.8 GVEQ023N88
K20P04M C2020 08 15.92528 02 28 40.38 +11 26 31.3 18.6 GVEQ023N88
K20P04M C2020 08 15.92637 02 28 39.57 +11 26 34.0 18.3 GVEQ023N88
K20P04M C2020 08 15.92672 02 28 39.30 +11 26 35.0 19.2 GVEQ023N88
K20P04M C2020 08 15.92709 02 28 39.04 +11 26 36.2 18.5 GVEQ023N88
K20P04M KC2020 08 16.07250902 27 02.31 +11 32 53.1 18.5 GVEQ023L01
K20P04M KC2020 08 16.07471302 27 00.76 +11 32 58.6 18.9 GVEQ023L01
K20P04M KC2020 08 16.14797102 26 09.89 +11 36 12.4 18.5 GVEQ023C95
K20P04M KC2020 08 16.15276202 26 06.50 +11 36 24.9 18.9 GVEQ023C95
K20P04M KC2020 08 16.24884 02 25 07.42 +11 40 34.3 19.5 VqEQ023850
K20P04M KC2020 08 16.26515 02 24 56.28 +11 41 17.5 19.6 VqEQ023850
K20P04M KC2020 08 16.27608 02 24 48.83 +11 41 46.8 19.5 VqEQ023850
K20P04M KC2020 08 16.33558 02 24 07.87 +11 44 22.3 19.0 VqEQ023850
K20P04M KC2020 08 16.36437 02 23 47.86 +11 45 35.8 18.3 VqEQ023850
K20P04M KC2020 08 16.38622 02 23 32.73 +11 46 31.9 18.7 VqEQ023850
K20P04M KC2020 08 16.39591 02 23 26.90 +11 46 48.3 18.3 RqEQ023H36
K20P04M KC2020 08 16.39925 02 23 24.54 +11 46 56.8 18.2 RqEQ023H36
K20P04M KC2020 08 16.40930 02 23 17.67 +11 47 21.9 18.4 RqEQ023H36
K20P04M KC2020 08 16.41230 02 23 15.55 +11 47 29.8 18.2 RqEQ023H36
K20P04M C2020 08 16.57039602 21 33.48 +11 54 33.8 18.60oVEQ023T08
K20P04M C2020 08 16.59161802 21 18.86 +11 55 25.9 18.53oVEQ023T08
K20P04M C2020 08 16.61086902 21 05.53 +11 56 12.5 18.41oVEQ023T08
K20P04M C2020 08 16.61271102 21 04.29 +11 56 17.1 18.60oVEQ023T08
Observer details:
850 Cordell-Lorenz Observatory, Sewanee. Observer D. T. Durig. 0.3-m f/7.8
Schmidt-Cassegrain + 2758x2208 CCD.
C95 SATINO Remote Observatory, Haute Provence. Observer J. Jahn. 0.60-m
f/3.2 Newtonian 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.
H36 Sandlot Observatory, Scranton. Observer G. Hug. 0.56-m reflector + CCD.
I52 Steward Observatory, Mt. Lemmon Station. Observer K. W. Wierzchos.
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.
L01 Visnjan Observatory, Tican. Observers K. Korlevic, K. Floricic, A. Macan,
I. Paleka, V. Pezo, D. Pujagic, F. Hrzenjak, E. Pettarin. Measurers K.
Floricic, A. Macan, I. Paleka, V. Pezo. 1.0-m f/2.9 reflector + CCD.
N88 Xingming Observatory #3, Nanshan. Observer X. Gao. Measurer Q.-Z. Ye.
0.6-m f/8 Ritchey-Chretien + CCD.
T08 ATLAS-MLO, Mauna Loa. Observers L. Denneau, J. Tonry, A. Heinze, H.
Weiland. Measurers L. Denneau, J. Tonry, A. Heinze, H. Weiland, H.
Flewelling, A. Fitzsimmons, J. Robinson, N. Erasmus. 0.5-m reflector +
CCD.
Orbital elements:
2020 PM4 PHA, Earth MOID = 0.0111 AU
Epoch 2020 Aug. 16.0 TT = JDT 2459077.5 Bell
M 15.49706 (2000.0) P Q
n 0.41350356 Peri. 311.23714 +0.18731390 +0.98108815
a 1.7843630 Node 329.45602 -0.87009432 +0.14266482
e 0.4790732 Incl. 5.50813 -0.45590500 +0.13081586
P 2.38 H 22.00 G 0.15 U 9
Residuals in seconds of arc
200815 G96 0.1- 0.0+ 200815 N88 0.1- 0.0+ 200816 850 0.0+ 0.0-
200815 G96 0.1- 0.1+ 200815 N88 0.2- 0.1- 200816 850 0.2+ 0.3+
200815 G96 0.3+ 0.0+ 200815 N88 0.0- 0.2+ 200816 850 0.5- 0.0-
200815 G96 0.1- 0.0- 200815 N88 0.5+ 0.1+ 200816 850 0.2+ 0.6+
200815 I52 0.3+ 0.1- 200815 N88 0.1+ 0.2- 200816 H36 0.0- 0.1+
200815 I52 0.2+ 0.0+ 200815 N88 0.2- 0.1- 200816 H36 0.8- 0.2+
200815 I52 0.0+ 0.1+ 200815 N88 0.1- 0.1+ 200816 H36 0.4+ 0.1-
200815 I52 0.0- 0.1- 200816 L01 0.2+ 0.1+ 200816 H36 0.3- 0.2+
200815 I52 0.1+ 0.0+ 200816 L01 0.3+ 0.2- 200816 T08 0.1+ 0.2+
200815 I52 0.2+ 0.1+ 200816 C95 0.1+ 0.4- 200816 T08 0.6+ 0.0+
200815 I52 0.0- 0.0- 200816 C95 0.1- 0.3- 200816 T08 0.0- 0.3-
200815 I52 0.3+ 0.1+ 200816 850 0.2+ 0.5- 200816 T08 0.4+ 0.1-
200815 N88 0.1- 0.0+ 200816 850 0.3- 0.5-
Ephemeris:
2020 PM4 a,e,i = 1.78, 0.48, 6 q = 0.9295
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2020 07 17 09 30 41.9 -14 50 08 0.1200 0.9342 44.2 130.6 23.0
...
2020 08 01 07 00 21.8 -09 39 53 0.05849 0.9695 37.9 139.9 22.6
...
2020 08 09 04 14 47.6 +03 21 43 0.05532 1.0009 75.0 101.9 19.4
...
2020 08 15 02 39 36.6 +10 43 55 0.07080 1.0292 101.4 74.7 18.9
2020 08 16 02 27 48.8 +11 30 49 0.07426 1.0343 104.9 71.1 18.9
2020 08 17 02 16 59.0 +12 11 38 0.07789 1.0394 108.2 67.7 18.9
...
2020 08 23 01 27 34.7 +14 42 57 0.1023 1.0721 124.2 51.3 19.1
...
2020 08 31 00 46 55.3 +15 43 43 0.1395 1.1196 139.8 35.6 19.4
...
2020 09 15 00 04 23.9 +14 47 54 0.2221 1.2172 160.4 16.1 20.0
M. P. C. Staff (C) Copyright 2020 MPC M.P.E.C. 2020-Q23
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