MPEC 2021-M60 : 2021 MT
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M.P.E.C. 2021-M60 Issued 2021 June 20, 04:30 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 MT
Observations:
K21M00T* C2021 06 18.26329616 34 19.43 +11 21 39.7 20.18GVEM060G96
K21M00T C2021 06 18.26843816 34 19.56 +11 20 55.8 20.43GVEM060G96
K21M00T C2021 06 18.27357716 34 19.63 +11 20 11.9 19.86GVEM060G96
K21M00T C2021 06 18.27871816 34 19.76 +11 19 27.4 20.23GVEM060G96
K21M00T mC2021 06 18.35811016 34 21.73 +11 08 00.4 20.05GVEM060I52
K21M00T mC2021 06 18.35887816 34 21.81 +11 07 54.0 20.23GVEM060I52
K21M00T mC2021 06 18.35964416 34 21.82 +11 07 47.9 20.81GVEM060I52
K21M00T mC2021 06 18.36041216 34 21.81 +11 07 41.0 VEM060I52
K21M00T mC2021 06 18.41257216 34 23.44 +11 00 05.3 20.31GVEM060I52
K21M00T mC2021 06 18.41399016 34 23.53 +10 59 53.6 20.49GVEM060I52
K21M00T mC2021 06 18.41493116 34 23.49 +10 59 45.1 20.73GVEM060I52
K21M00T mC2021 06 18.41587216 34 23.47 +10 59 37.1 20.77GVEM060I52
K21M00T KC2021 06 18.87355516 34 50.88 +09 51 39.4 20.1 GVEM060587
K21M00T KC2021 06 18.87380816 34 50.89 +09 51 36.8 20.3 GVEM060587
K21M00T KC2021 06 18.88870916 34 51.38 +09 49 22.6 VEM060203
K21M00T bC2021 06 18.91640016 34 52.03 +09 45 11.4 20.4 GVEM060L01
K21M00T bC2021 06 18.91726616 34 52.01 +09 45 03.3 20.2 GVEM060L01
K21M00T bC2021 06 18.92072816 34 52.08 +09 44 32.1 20.5 GVEM060L01
K21M00T pC2021 06 18.92427016 34 52.20 +09 44 00.2 20.3 GVEM060L01
K21M00T KC2021 06 18.92746916 34 52.57 +09 43 29.6 20.0 GVEM060203
K21M00T KC2021 06 18.93777216 34 56.56 +09 43 09.1 20.0 GXEM060Y00
K21M00T KC2021 06 18.93821 16 34 52.93 +09 41 51.4 20.5 GVEM060204
K21M00T KC2021 06 18.94413216 34 56.78 +09 42 11.8 19.9 GXEM060Y00
K21M00T KC2021 06 18.95050916 34 56.98 +09 41 14.2 20.3 GXEM060Y00
K21M00T HC2021 06 18.95840 16 34 53.51 +09 38 46.6 VEM060204
K21M00T mC2021 06 19.19766016 35 08.29 +09 02 06.1 VEM060I52
K21M00T mC2021 06 19.19842716 35 08.36 +09 01 59.6 20.77GVEM060I52
K21M00T mC2021 06 19.19919516 35 08.42 +09 01 52.2 20.31GVEM060I52
K21M00T mC2021 06 19.19996216 35 08.50 +09 01 45.0 19.28GVEM060I52
K21M00T C2021 06 19.27686 16 35 11.09 +08 49 41.5 20.2 GVEM060654
K21M00T C2021 06 19.29807 16 35 11.71 +08 46 21.2 19.9 GVEM060654
K21M00T C2021 06 19.31916 16 35 12.32 +08 43 01.7 20.4 GVEM060654
K21M00T KC2021 06 20.16142216 36 03.89 +06 24 58.7 20.78GVEM060I52
K21M00T KC2021 06 20.16268116 36 03.88 +06 24 45.6 20.59GVEM060I52
K21M00T KC2021 06 20.16394216 36 03.96 +06 24 32.9 19.46GVEM060I52
K21M00T KC2021 06 20.16520416 36 04.06 +06 24 18.8 20.65GVEM060I52
Observer details:
203 GiaGa Observatory. Observers S. Foglia, G. Galli. Measurer G. Galli.
0.36-m f/5.76 Schmidt-Cassegrain + CCD.
204 Schiaparelli Observatory. Observer L. Buzzi. 0.84-m f/3.5 reflector +
CCD.
587 Sormano. Observers S. Barni, E. Colzani. Measurer P. Sicoli. 0.5-m
f/6.8 reflector + CCD.
654 Table Mountain Observatory, Wrightwood-PHMC. Observers P. Choi, N. Saini,
C. Zhai, R. Trahan, M. Shao.
G96 Mt. Lemmon Survey. Observer D. Rankin. 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 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. 1.0-m
reflector + CCD.
L01 Visnjan Observatory, Tican. Observer K. Korlevic. 1.0-m f/2.9 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 MT Earth MOID = 0.0850 AU
Epoch 2021 July 5.0 TT = JDT 2459400.5 Bell
M 359.97634 (2000.0) P Q
n 0.25465832 Peri. 187.87326 +0.19863081 +0.91186358
a 2.4650788 Node 94.12021 -0.87843570 +0.32818632
e 0.5543567 Incl. 21.11045 -0.43462227 -0.24657360
P 3.87 H 23.45 G 0.15 U 9
Residuals in seconds of arc
210618 G96 0.1+ 0.2- 210618 587 0.2- 0.2- 210618 204 0.4- 0.0
210618 G96 0.3+ 0.0 210618 587 0.1- 0.5- 210619 I52 (0.9- 0.6-)
210618 G96 0.4- 0.3+ 210618 203 0.0 0.1+ 210619 I52 0.3- 0.0
210618 G96 0.2- 0.0 210618 L01 1.2+ 0.5+ 210619 I52 0.3+ 0.2-
210618 I52 0.4- 0.7- 210618 L01 0.5+ 0.3+ 210619 I52 (1.1+ 0.2-)
210618 I52 0.4+ 0.4- 210618 L01 0.0 0.6+ 210619 654 0.0 0.0
210618 I52 0.3+ 0.1+ 210618 L01 0.2+ 1.1+ 210619 654 0.1+ 0.1-
210618 I52 0.2- 0.1- 210618 203 0.0 0.1- 210619 654 0.0 0.1-
210618 I52 0.1- 0.7- 210618 Y00 0.3- 0.1- 210620 I52 0.4+ 0.2+
210618 I52 0.5+ 0.0 210618 204 0.3+ 0.1+ 210620 I52 0.5- 0.1-
210618 I52 0.6- 0.2- 210618 Y00 0.2- 0.4+ 210620 I52 0.0 0.0
210618 I52 1.4- 0.0 210618 Y00 0.2- 0.7+ 210620 I52 (0.8+ 1.2-)
Ephemeris:
2021 MT a,e,i = 2.47, 0.55, 21 q = 1.0985
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2021 05 21 16 27 32.0 +34 24 34 0.3220 1.2246 124.8 42.8 23.1
...
2021 06 05 16 29 09.4 +29 20 10 0.2128 1.1575 127.9 43.8 22.1
...
2021 06 13 16 31 13.8 +21 13 56 0.1585 1.1309 133.7 40.5 21.3
...
2021 06 19 16 34 56.4 +09 33 15 0.1230 1.1159 142.3 33.8 20.5
2021 06 20 16 35 51.9 +06 52 57 0.1178 1.1138 144.2 32.3 20.4
2021 06 21 16 36 54.3 +03 57 28 0.1130 1.1119 146.2 30.6 20.3
...
2021 06 27 16 46 27.2 -19 12 27 0.09317 1.1030 157.1 21.0 19.5
...
2021 07 05 17 16 33.5 -55 16 15 0.1008 1.0985 142.7 34.2 20.1
...
2021 07 20 22 05 29.8 -81 27 58 0.1830 1.1135 117.9 53.8 22.0
M. P. C. Staff (C) Copyright 2021 MPC M.P.E.C. 2021-M60
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