MPEC 2021-L128 : 2021 LC5
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Read MPEC 2021-L129
M.P.E.C. 2021-L128 Issued 2021 June 13, 01:38 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 LC5
Observations:
K21L05C* C2021 06 11.26143914 56 42.82 -08 52 08.9 19.05GVEL128G96
K21L05C C2021 06 11.26668414 56 48.64 -08 51 11.7 18.88GVEL128G96
K21L05C C2021 06 11.27193714 56 54.41 -08 50 15.6 VEL128G96
K21L05C KC2021 06 11.29608314 57 21.16 -08 45 53.4 18.33GVEL128I52
K21L05C KC2021 06 11.29666414 57 21.78 -08 45 47.0 18.94GVEL128I52
K21L05C KC2021 06 11.29724514 57 22.45 -08 45 40.8 19.01GVEL128I52
K21L05C KC2021 06 11.29782614 57 23.08 -08 45 34.5 18.78GVEL128I52
K21L05C C2021 06 11.37344614 58 53.878-08 31 30.74 19.24wUEL128F51
K21L05C C2021 06 11.38569714 59 07.316-08 29 17.70 19.22wUEL128F51
K21L05C KC2021 06 11.42133614 59 52.66 -08 19 43.4 19.3 GVEL128474
K21L05C KC2021 06 11.42257214 59 54.04 -08 19 29.9 19.2 GVEL128474
K21L05C KC2021 06 11.42381014 59 55.41 -08 19 16.6 19.2 GVEL128474
K21L05C KC2021 06 11.42504714 59 56.80 -08 19 03.2 19.2 GVEL128474
K21L05C KC2021 06 11.43424 15 00 10.32 -08 17 49.7 19.3 VqEL128E23
K21L05C KC2021 06 11.44813 15 00 25.67 -08 15 20.2 19.7 VqEL128E23
K21L05C KC2021 06 11.46202 15 00 41.07 -08 12 50.5 19.4 VqEL128E23
K21L05C C2021 06 11.77358815 06 37.67 -07 19 21.6 19.6 rVEL128N51
K21L05C C2021 06 11.77832215 06 42.96 -07 18 29.4 19.5 rVEL128N51
K21L05C KC2021 06 11.87897815 08 46.17 -07 00 36.7 18.6 GVEL128203
K21L05C KC2021 06 11.88690 15 08 55.13 -06 59 17.5 19.2 GVEL128A17
K21L05C KC2021 06 11.89106 15 08 59.37 -06 58 20.2 19.4 GVEL128K83
K21L05C KC2021 06 11.89522 15 09 03.98 -06 57 34.8 19.2 GVEL128K83
K21L05C KC2021 06 11.89572 15 09 04.90 -06 57 39.9 19.7 GVEL128A17
K21L05C KC2021 06 11.89669715 09 05.94 -06 57 22.0 18.7 GVEL128203
K21L05C KC2021 06 11.89928 15 09 08.52 -06 56 50.0 19.4 GVEL128K83
K21L05C KC2021 06 11.90436 15 09 14.63 -06 56 04.6 18.0 GVEL128A17
K21L05C KC2021 06 11.90868 15 09 19.04 -06 55 06.1 18.5 RqEL128160
K21L05C KC2021 06 11.91148 15 09 22.14 -06 54 35.7 18.7 RqEL128160
K21L05C IC2021 06 11.91371115 09 24.25 -06 54 13.6 19.2 GVEL128L01
K21L05C KC2021 06 11.91388415 09 25.15 -06 54 12.7 VEL128203
K21L05C KC2021 06 11.91427 15 09 25.25 -06 54 05.4 18.6 RqEL128160
K21L05C hC2021 06 11.91474915 09 25.39 -06 54 02.3 18.9 GVEL128L01
K21L05C hC2021 06 11.91578815 09 26.61 -06 53 51.2 18.7 GVEL128L01
K21L05C IC2021 06 11.91682715 09 27.74 -06 53 38.8 19.1 GVEL128L01
K21L05C KC2021 06 11.91704 15 09 28.41 -06 53 34.8 18.2 RqEL128160
K21L05C hC2021 06 11.91799715 09 29.06 -06 53 27.0 18.8 GVEL128L01
K21L05C KC2021 06 11.91969 15 09 31.23 -06 53 05.1 18.5 RqEL128160
K21L05C KC2021 06 11.92318415 09 35.56 -06 52 31.1 19.1 GVEL128204
K21L05C KC2021 06 11.92388415 09 37.75 -06 52 20.0 19.1 GXEL128958
K21L05C KC2021 06 11.92733315 09 39.50 -06 51 44.2 18.4 GVEL128595
K21L05C KC2021 06 11.93092215 09 44.21 -06 51 05.9 VEL128204
K21L05C KC2021 06 11.93221115 09 46.95 -06 50 47.6 18.9 GXEL128958
K21L05C KC2021 06 11.93234615 09 45.18 -06 50 49.4 VEL128595
K21L05C HC2021 06 11.93865415 09 52.89 -06 49 40.7 VEL128204
K21L05C KC2021 06 11.94052215 09 56.32 -06 49 17.0 19.0 GXEL128958
K21L05C KC2021 06 12.14491715 13 57.14 -06 11 35.4 19.3 VuEL128H21
K21L05C KC2021 06 12.14690915 13 59.36 -06 11 13.7 19.1 VuEL128H21
K21L05C KC2021 06 12.14903215 14 01.70 -06 10 50.3 19.4 VuEL128H21
K21L05C KC2021 06 12.15048915 14 03.32 -06 10 34.1 19.4 VuEL128H21
K21L05C KC2021 06 12.16438 15 14 22.44 -06 08 01.8 19.5 GVEL128V01
K21L05C C2021 06 12.19533315 14 56.92 -06 02 02.3 18.58GVEL128I52
K21L05C C2021 06 12.19545415 14 57.06 -06 02 00.9 19.05GVEL128I52
K21L05C KC2021 06 12.19553 15 14 57.15 -06 02 18.3 19.5 GVEL128V01
K21L05C C2021 06 12.19557715 14 57.18 -06 01 59.7 19.07GVEL128I52
K21L05C C2021 06 12.19570215 14 57.34 -06 01 58.2 18.79GVEL128I52
K21L05C KC2021 06 12.23301 15 15 38.78 -05 55 24.1 19.4 GVEL128V01
K21L05C KC2021 06 12.24258915 15 48.36 -05 53 26.2 19.1 VqEL128858
K21L05C KC2021 06 12.24583815 15 51.98 -05 52 50.1 19.1 VqEL128858
K21L05C KC2021 06 12.24908815 15 55.57 -05 52 14.2 19.2 VqEL128858
K21L05C KC2021 06 12.86677 15 28 00.36 -03 58 24.3 18.9 RVEL128B74
K21L05C KC2021 06 12.87125 15 28 05.29 -03 57 34.4 18.9 RVEL128B74
K21L05C KC2021 06 12.87447 15 28 08.85 -03 56 58.8 18.8 RVEL128B74
K21L05C KC2021 06 12.87569 15 28 10.18 -03 56 45.0 18.7 RVEL128B74
K21L05C KC2021 06 12.88860315 28 23.23 -03 54 31.4 18.7 GVEL128L06
K21L05C KC2021 06 12.88935615 28 24.08 -03 54 23.0 19.1 GVEL128L06
K21L05C KC2021 06 12.91214515 28 50.73 -03 50 18.5 VEL128J69
K21L05C KC2021 06 12.91763015 28 56.93 -03 49 19.3 18.7 GVEL128J69
K21L05C KC2021 06 12.92311215 29 02.95 -03 48 17.8 18.6 GVEL128J69
K21L05C KC2021 06 12.92503 15 29 13.60 -03 44 33.6 19.4 rqEL128X74
K21L05C KC2021 06 12.93248 15 29 21.92 -03 43 11.1 19.2 rqEL128X74
K21L05C KC2021 06 12.93993 15 29 30.18 -03 41 49.0 19.0 rqEL128X74
K21L05C KC2021 06 12.94136215 29 23.05 -03 44 43.4 18.8 GVEL128I93
K21L05C KC2021 06 12.94291015 29 24.78 -03 44 25.8 19.4 GVEL128I93
K21L05C KC2021 06 12.94454515 29 26.60 -03 44 07.7 VEL128I93
K21L05C KC2021 06 12.94739915 29 28.49 -03 43 38.4 18.9 GVEL128K38
K21L05C KC2021 06 12.94934215 29 32.22 -03 43 28.0 18.9 GVEL128J95
K21L05C KC2021 06 12.95141515 29 34.43 -03 43 08.9 19.3 GVEL128Z99
K21L05C KC2021 06 12.95172915 29 34.88 -03 43 01.7 19.2 GVEL128J95
K21L05C KC2021 06 12.95276115 29 35.95 -03 42 53.9 19.1 GVEL128Z99
K21L05C KC2021 06 12.95412815 29 37.56 -03 42 35.5 19.0 GVEL128J95
K21L05C KC2021 06 12.95496415 29 38.39 -03 42 29.5 19.5 GVEL128Z99
K21L05C KC2021 06 12.95768315 29 39.93 -03 41 44.4 18.9 GVEL128K38
K21L05C KC2021 06 12.96887615 29 52.39 -03 39 41.1 18.7 GVEL128K38
Observer details:
160 Castelmartini. Observers M. Jaeger, E. Prosperi, S. Prosperi. Measurer
E. Prosperi. 0.36-m f/10.2 Schmidt-Cassegrain + CCD.
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.
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.
595 Farra d'Isonzo. Observer E. Pettarin. 0.40-m f/5.15 reflector + CCD.
858 Tebbutt Observatory, Edgewood. Observer F. B. Zoltowski. 0.51-m Schmidt-
Cassegrain + CCD.
958 Observatoire de Dax. Observer P. Dupouy. 0.32-m Schmidt-Cassegrain +
CCD.
A17 Guidestar Observatory, Weinheim. Observers M. Emmerich, S. Melchert.
0.36-m f/6.0 Schmidt-Cassegrain + CCD.
B74 Santa Maria de Montmagastrell. Observer J. M. Bosch. 0.40-m f/10
Schmidt-Cassegrain + CCD.
E23 Arcadia. Observer A. Hidas. 0.35-m f/1.9 reflector + CCD.
F51 Pan-STARRS 1, Haleakala. Observers J. Bulger, 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.
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.
H21 Astronomical Research Observatory, Westfield. Observer R. Holmes.
Measurers T. Linder, R. Holmes, L. Horn. 0.81-m f/4.0 astrograph + CCD.
I52 Steward Observatory, Mt. Lemmon Station. Observers R. A. Kowalski, 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.
I93 St Pardon de Conques. Observer F. Losse. 0.40-m f/3.7 reflector + CCD.
J69 North Observatory, Clanfield. Observer D. Briggs. 0.41-m f/4.5 Newtonian
reflector + CCD.
J95 Great Shefford. Observer P. Birtwhistle. 0.41-m f/6.3 Schmidt-Cassegrain
+ CCD.
K38 M57 Observatory, Saltrio. Observer G. Baj. 0.35-m f/5.6 Ritchey-Chretien
+ CCD.
K83 Beppe Forti Astronomical Observatory, Montelupo. Observers M. Tombelli,
A. Mazzanti, Y. Mazzanti, M. Iozzi, L. Grazzini, M. Calamandrei, G.
Interrante, A. Squilloni, T. Bitossi. Measurers M. Tombelli, F. Bernardi,
M. Lombardo. 0.40-m f/8 Ritchey-Chretien + CCD.
L01 Visnjan Observatory, Tican. Observer K. Korlevic. 1.0-m f/2.9 reflector
+ CCD.
L06 Sormano 2 Observatory, Bellagio Via Lattea. Observer G. Ventre. Measurer
P. Sicoli. 0.36-m Schmidt-Cassegrain + CCD.
N51 GROWTH India Telescope, IAO, Hanle. Observers K. Sharma, H. Kumar, S.
Joharle, U. Stanzin, V. Bhalerao, G. C. Anupama, S. Barway. Measurer K.
Sharma. 0.70-m f/6.5 Corrected Dall-Kirkham + CCD.
V01 Mountainville Observatory, Alpine. Observer B. Sheets. 0.36-m reflector
+ CCD.
X74 Observatorio Campo dos Amarais. Observer L. S. Amaral. 0.31-m f/4
Newtonian reflector + CCD.
Z99 Clixby Observatory, Cleethorpes. Observer A. Mickleburgh. 0.36-m f/8
Schmidt-Cassegrain + CCD.
Orbital elements:
2021 LC5 Earth MOID = 0.0381 AU
Epoch 2020 Dec. 17.0 TT = JDT 2459200.5 Veres
M 304.86295 (2000.0) P Q
n 0.32118099 Peri. 356.94583 -0.28124198 +0.94476390
a 2.1117192 Node 256.67317 -0.87674348 -0.32426863
e 0.5007946 Incl. 9.95969 -0.39015870 +0.04765534
P 3.07 H 24.29 G 0.15 U 7
Residuals in seconds of arc
210611 G96 0.4- 0.4- 210611 L01 0.2- 0.4+ 210612 858 0.3- 0.1-
210611 G96 0.0 0.1- 210611 203 0.0 0.2+ 210612 858 0.0 0.0
210611 G96 (0.5- 0.8-) 210611 160 0.1- 0.2- 210612 858 0.1- 0.2-
210611 I52 0.0 0.4- 210611 L01 0.5- 0.3+ 210612 B74 0.7+ 0.4-
210611 I52 0.3- 0.3- 210611 L01 0.3+ 0.1- 210612 B74 0.2+ 0.1-
210611 I52 0.0 0.4- 210611 L01 0.1- 0.9+ 210612 B74 0.1+ 0.1-
210611 I52 0.2- 0.4- 210611 160 1.0+ 0.1- 210612 B74 0.2- 0.2+
210611 F51 0.1+ 0.0 210611 L01 0.1+ 0.2- 210612 L06 0.4+ 0.2-
210611 F51 0.2+ 0.0 210611 160 1.1- 0.4+ 210612 L06 0.6+ 0.2-
210611 474 0.2- 0.1+ 210611 204 0.4- 0.1- 210612 J69 (0.3- 1.2+)
210611 474 0.1- 0.2+ 210611 958 0.1+ 0.3- 210612 J69 (1.1+ 0.4-)
210611 474 0.2- 0.1+ 210611 595 0.7- 0.9+ 210612 J69 0.2- 0.3+
210611 474 0.0 0.0 210611 204 0.1- 0.0 210612 X74 0.4- 0.4-
210611 E23 0.2+ 0.7+ 210611 958 1.1- 0.4+ 210612 X74 0.1- 0.1-
210611 E23 0.2+ 0.0 210611 595 0.3+ 0.4+ 210612 X74 0.3- 0.2-
210611 E23 1.3+ 0.7- 210611 204 0.3+ 0.0 210612 I93 0.0 0.0
210611 N51 1.3- 0.8+ 210611 958 0.6+ 0.5- 210612 I93 0.2+ 0.4+
210611 N51 1.0- 0.9+ 210612 H21 0.2+ 0.1+ 210612 I93 0.4+ 0.4+
210611 203 0.6- 0.0 210612 H21 0.3+ 0.2- 210612 K38 0.1+ 0.4+
210611 A17 0.5+ 0.5- 210612 H21 0.1+ 0.2- 210612 J95 0.3- 0.3+
210611 K83 0.1+ 0.3+ 210612 H21 0.1+ 0.1- 210612 Z99 0.0 0.1-
210611 K83 0.4- 0.2- 210612 V01 0.5- 0.2+ 210612 J95 0.3- 0.1+
210611 A17 1.0- 0.2+ 210612 I52 0.2+ 0.1+ 210612 Z99 0.2+ 0.0
210611 203 0.5- 0.0 210612 I52 0.2+ 0.2+ 210612 J95 0.2- 0.3-
210611 K83 0.0 0.1+ 210612 V01 0.3+ 0.3+ 210612 Z99 0.1- 0.0
210611 A17 0.2- 0.4+ 210612 I52 0.0 0.0 210612 K38 0.3+ 0.2+
210611 160 0.2+ 0.6+ 210612 I52 0.3+ 0.2+ 210612 K38 0.4+ 0.8-
210611 160 0.0 0.1+ 210612 V01 0.2+ 0.3+
Ephemeris:
2021 LC5 a,e,i = 2.11, 0.50, 10 q = 1.0542
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2021 05 14 10 53 44.0 -34 12 14 0.1494 1.0905 118.8 54.3 22.3
...
2021 05 29 11 55 06.4 -30 05 58 0.08617 1.0591 119.9 56.0 21.1
...
2021 06 06 13 23 39.4 -21 40 16 0.05849 1.0541 131.1 46.5 20.0
...
2021 06 12 15 11 06.4 -06 36 14 0.04914 1.0560 144.7 33.7 19.3
2021 06 13 15 30 31.3 -03 31 50 0.04918 1.0568 146.1 32.4 19.2
2021 06 14 15 49 38.9 -00 28 57 0.04973 1.0577 146.8 31.7 19.2
...
2021 06 20 17 27 02.5 +13 54 50 0.06208 1.0658 142.1 35.9 19.9
...
2021 06 28 18 42 08.8 +21 46 39 0.09245 1.0837 134.8 41.7 20.9
...
2021 07 13 19 37 56.5 +23 41 06 0.1629 1.1365 134.4 39.7 22.2
M. P. C. Staff (C) Copyright 2021 MPC M.P.E.C. 2021-L128
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