MPEC 2021-L131 : 2021 LF5
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Read MPEC 2021-L132
M.P.E.C. 2021-L131 Issued 2021 June 13, 01:44 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 LF5
Observations:
K21L05F* C2021 06 11.30029916 20 11.54 -07 50 12.8 20.14GVEL131G96
K21L05F C2021 06 11.30557816 20 11.55 -07 48 12.8 19.97GVEL131G96
K21L05F C2021 06 11.31083216 20 11.55 -07 46 13.4 19.89GVEL131G96
K21L05F C2021 06 11.31607916 20 11.59 -07 44 13.1 20.20GVEL131G96
K21L05F KC2021 06 11.35369216 20 11.71 -07 29 57.7 19.53GVEL131I52
K21L05F KC2021 06 11.35570116 20 11.73 -07 29 11.8 20.04GVEL131I52
K21L05F KC2021 06 11.52596616 20 20.42 -06 23 19.3 20.3 GVEL131474
K21L05F KC2021 06 11.52720316 20 20.44 -06 22 51.8 20.2 GVEL131474
K21L05F KC2021 06 11.52844016 20 20.43 -06 22 24.6 20.3 GVEL131474
K21L05F KC2021 06 11.52967816 20 20.45 -06 21 57.0 20.5 GVEL131474
K21L05F KC2021 06 11.53091516 20 20.45 -06 21 29.7 20.6 GVEL131474
K21L05F C2021 06 11.89099516 20 30.94 -04 13 38.6 21.0 rVEL131N51
K21L05F C2021 06 11.89714116 20 31.13 -04 11 28.9 21.0 rVEL131N51
K21L05F KC2021 06 11.95434616 20 38.13 -03 51 33.8 21.0 VZEL131B37
K21L05F KC2021 06 11.96151616 20 38.15 -03 49 02.7 20.3 VZEL131B37
K21L05F KC2021 06 11.96749416 20 38.17 -03 46 56.9 20.9 VZEL131B37
K21L05F hC2021 06 12.00508616 20 37.53 -03 33 55.0 19.9 GVEL131L01
K21L05F hC2021 06 12.00690416 20 37.54 -03 33 17.0 19.7 GVEL131L01
K21L05F hC2021 06 12.00923116 20 37.57 -03 32 28.7 20.5 GVEL131L01
K21L05F hC2021 06 12.01077916 20 37.59 -03 31 56.6 20.4 GVEL131L01
K21L05F KC2021 06 12.12930016 20 47.09 -02 50 57.1 20.6 VuEL131H21
K21L05F KC2021 06 12.13527216 20 47.13 -02 48 54.6 20.6 VuEL131H21
K21L05F KC2021 06 12.13964116 20 47.15 -02 47 25.2 20.5 VuEL131H21
K21L05F KC2021 06 12.20568016 20 49.65 -02 24 47.7 19.85GVEL131I52
K21L05F KC2021 06 12.20848916 20 49.71 -02 23 50.8 19.93GVEL131I52
K21L05F KC2021 06 12.20897816 20 49.20 -02 23 45.0 20.6 VqEL131858
K21L05F KC2021 06 12.20928216 20 49.69 -02 23 35.0 19.63GVEL131I52
K21L05F KC2021 06 12.21007216 20 49.67 -02 23 18.8 20.47GVEL131I52
K21L05F KC2021 06 12.21451416 20 49.20 -02 21 52.9 20.5 VqEL131858
K21L05F KC2021 06 12.22077816 20 49.22 -02 19 45.5 20.4 VqEL131858
K21L05F KC2021 06 12.98193416 21 14.58 +01 44 08.5 VEL131I93
K21L05F KC2021 06 12.99313316 21 14.66 +01 47 32.6 20.2 GVEL131I93
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.
858 Tebbutt Observatory, Edgewood. Observer F. B. Zoltowski. 0.51-m Schmidt-
Cassegrain + CCD.
B37 Obs. de L Ametlla del Valles, Barcelona. Observer A. Garrigos. 0.51-m
f/4.0 reflector + 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.
L01 Visnjan Observatory, Tican. Observer K. Korlevic. 1.0-m f/2.9 reflector
+ CCD.
N51 GROWTH India Telescope, IAO, Hanle. Observers K. Sharma, H. Kumar, S.
Joharle, J. Stanzin, V. Bhalerao, G. C. Anupama, S. Barway. Measurer K.
Sharma. 0.70-m f/6.5 Corrected Dall-Kirkham + CCD.
Orbital elements:
2021 LF5 Earth MOID = 0.0682 AU
Epoch 2020 Dec. 17.0 TT = JDT 2459200.5 Veres
M 273.20443 (2000.0) P Q
n 0.63765559 Peri. 322.05710 -0.67578197 +0.51944133
a 1.3368374 Node 257.66977 -0.47417350 -0.84956008
e 0.2182438 Incl. 32.36561 -0.56433874 +0.09180619
P 1.55 H 24.66 G 0.15 U 8
Residuals in seconds of arc
210611 G96 0.0 0.7+ 210611 N51 (1.2+ 4.1-) 210612 H21 0.0 0.2+
210611 G96 0.1+ 0.1+ 210611 N51 (2.5+ 4.7-) 210612 I52 0.4- 0.3+
210611 G96 0.1- 0.3- 210611 B37 (0.9+ 0.4-) 210612 I52 0.4+ 0.1+
210611 G96 0.4+ 0.2+ 210611 B37 (0.7+ 0.2+) 210612 858 0.1+ 0.1-
210611 I52 0.1- 0.4- 210611 B37 (0.7+ 0.5+) 210612 I52 0.1+ 0.1-
210611 I52 0.0 0.1- 210612 L01 0.2+ 0.0 210612 I52 0.2- 0.0
210611 474 0.1- 0.2+ 210612 L01 0.1+ 0.0 210612 858 0.1- 0.3-
210611 474 0.1+ 0.2+ 210612 L01 0.2+ 0.3- 210612 858 0.0 0.1+
210611 474 0.2- 0.1- 210612 L01 0.2+ 0.5- 210612 I93 0.4- 0.4-
210611 474 0.0 0.1+ 210612 H21 0.0 0.2+ 210612 I93 0.2- 0.1-
210611 474 0.2- 0.2- 210612 H21 0.0 0.3+
Ephemeris:
2021 LF5 a,e,i = 1.34, 0.22, 32 q = 1.0451
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2021 05 14 04 35 14.7 -72 39 34 0.2485 1.0492 92.0 74.3 24.3
...
2021 05 29 13 58 25.5 -88 01 49 0.1189 1.0659 113.2 61.0 22.4
...
2021 06 06 16 15 09.0 -48 15 29 0.07207 1.0795 153.1 25.2 20.3
...
2021 06 12 16 20 39.9 -03 34 39 0.08305 1.0917 155.6 22.6 20.5
2021 06 13 16 21 16.0 +01 50 30 0.08887 1.0939 150.6 27.1 20.8
2021 06 14 16 21 49.8 +06 32 32 0.09542 1.0961 146.0 31.2 21.1
...
2021 06 20 16 24 49.2 +23 57 53 0.1436 1.1102 127.9 46.2 22.4
...
2021 06 28 16 28 40.9 +33 21 00 0.2171 1.1309 116.7 53.4 23.6
...
2021 07 13 16 37 36.8 +38 38 10 0.3581 1.1745 107.4 55.7 24.8
M. P. C. Staff (C) Copyright 2021 MPC M.P.E.C. 2021-L131
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