MPEC 2015-B114: 2015 BL311
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M.P.E.C. 2015-B114 Issued 2015 Jan. 23, 14:44 UT
The Minor Planet Electronic Circulars contain information on unusual
minor planets and routine data on comets. They are published
on behalf of Commission 20 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
2015 BL311
Observations:
K15BV1L* C2015 01 21.03689 07 12 51.35 +07 01 56.4 16.9 RrEB114Y00
K15BV1L C2015 01 21.03785 07 12 51.20 +07 02 04.4 17.1 RrEB114Y00
K15BV1L C2015 01 21.03878 07 12 51.10 +07 02 12.1 17.0 RrEB114Y00
K15BV1L C2015 01 21.32582 07 12 21.688+07 38 46.32 17.2 wLEB114F51
K15BV1L C2015 01 21.33831 07 12 20.075+07 40 20.26 17.2 wLEB114F51
K15BV1L C2015 01 21.35079 07 12 18.439+07 41 54.24 17.3 wLEB114F51
K15BV1L C2015 01 21.36325 07 12 16.806+07 43 26.85 17.3 wLEB114F51
K15BV1L C2015 01 21.44786 07 12 05.870+07 53 47.82 17.1 wLEB114F51
K15BV1L C2015 01 21.46061 07 12 04.257+07 55 19.94 17.0 wLEB114F51
K15BV1L C2015 01 21.47341 07 12 02.656+07 56 51.82 17.0 wLEB114F51
K15BV1L C2015 01 21.51296 07 12 00.70 +08 02 57.1 16.9 RtEB114474
K15BV1L C2015 01 21.51397 07 12 00.54 +08 03 03.7 17.1 RtEB114474
K15BV1L C2015 01 21.51940 07 11 59.90 +08 03 42.4 17.4 RtEB114474
K15BV1L C2015 01 21.52041 07 11 59.80 +08 03 49.5 17.1 RtEB114474
K15BV1L C2015 01 21.52242 07 11 59.55 +08 04 03.6 16.6 RtEB114474
K15BV1L KC2015 01 21.58579 07 11 53.32 +08 11 18.1 17.3 VqEB114E23
K15BV1L KC2015 01 21.59273 07 11 52.49 +08 12 06.2 17.3 VqEB114E23
K15BV1L KC2015 01 21.59968 07 11 51.66 +08 12 54.0 17.4 VqEB114E23
K15BV1L C2015 01 21.80989 07 11 36.85 +08 34 40.5 17.0 VMEB114033
K15BV1L C2015 01 21.81443 07 11 36.40 +08 35 10.1 17.0 VMEB114033
K15BV1L C2015 01 21.83116 07 11 35.02 +08 36 58.1 16.2 RqEB114C23
K15BV1L C2015 01 21.83266 07 11 34.79 +08 37 08.7 15.5 RqEB114C23
K15BV1L C2015 01 21.83565 07 11 34.55 +08 37 27.0 16.3 RqEB114C23
K15BV1L C2015 01 21.83715 07 11 34.37 +08 37 37.1 16.4 RqEB114C23
K15BV1L C2015 01 21.83865 07 11 34.25 +08 37 47.0 16.6 RqEB114C23
K15BV1L C2015 01 21.84015 07 11 34.06 +08 37 57.2 16.5 RqEB114C23
K15BV1L C2015 01 21.85316 07 11 32.47 +08 39 21.5 17.0 VMEB114033
K15BV1L C2015 01 21.85544 07 11 32.21 +08 39 37.1 16.8 VMEB114033
K15BV1L C2015 01 21.85771 07 11 31.98 +08 39 52.3 16.9 VMEB114033
K15BV1L KC2015 01 22.05210 07 11 16.43 +09 01 53.3 17.0 VqEB114I39
K15BV1L KC2015 01 22.06389 07 11 15.37 +09 03 05.9 17.1 VqEB114I39
K15BV1L KC2015 01 22.07550 07 11 14.04 +09 04 15.4 17.1 VqEB114I39
K15BV1L 3C2015 01 22.08729 07 11 13.67 +09 05 24.2 17.1 VqEB114W88
K15BV1L 3C2015 01 22.09056 07 11 13.33 +09 05 43.5 17.4 VqEB114W88
K15BV1L 3C2015 01 22.09406 07 11 12.98 +09 06 04.7 17.3 VqEB114W88
K15BV1L KC2015 01 22.21881 07 11 01.26 +09 17 03.1 17.2 RqEB114850
K15BV1L KC2015 01 22.23687 07 10 59.45 +09 18 47.7 17.3 RqEB114850
K15BV1L KC2015 01 22.25493 07 10 57.65 +09 20 32.1 17.4 RqEB114850
K15BV1L KC2015 01 22.27299 07 10 55.88 +09 22 15.7 17.5 RqEB114850
K15BV1L KC2015 01 22.29105 07 10 54.16 +09 23 58.6 17.5 RqEB114850
K15BV1L KC2015 01 22.30909 07 10 52.46 +09 25 41.3 17.7 RqEB114850
K15BV1L C2015 01 22.46146 07 10 44.60 +09 41 20.8 17.5 RtEB114474
K15BV1L C2015 01 22.46247 07 10 44.50 +09 41 26.4 17.4 RtEB114474
K15BV1L C2015 01 22.46547 07 10 44.23 +09 41 42.7 17.4 RtEB114474
K15BV1L C2015 01 22.69902 07 10 27.46 +10 00 38.1 17.6 RoEB114C94
K15BV1L C2015 01 22.70008 07 10 27.34 +10 00 43.0 17.4 RoEB114C94
K15BV1L KC2015 01 22.79429 07 10 19.43 +10 08 43.2 17.3 RqEB114O75
K15BV1L KC2015 01 22.79551 07 10 19.37 +10 08 49.7 17.6 RqEB114O75
K15BV1L KC2015 01 22.79672 07 10 19.25 +10 08 56.2 17.3 RqEB114O75
K15BV1L KC2015 01 22.79794 07 10 19.17 +10 09 02.6 17.5 RqEB114O75
K15BV1L KC2015 01 22.83569 07 10 21.09 +10 12 15.4 17.7 VqEB114C77
K15BV1L KC2015 01 22.83736 07 10 21.33 +10 12 24.1 18.0 VqEB114958
K15BV1L KC2015 01 22.83821 07 10 20.87 +10 12 27.8 17.7 VqEB114C77
K15BV1L KC2015 01 22.84072 07 10 20.67 +10 12 40.7 17.7 VqEB114C77
K15BV1L KC2015 01 22.84090 07 10 21.08 +10 12 41.9 17.9 VqEB114958
K15BV1L KC2015 01 22.84181 07 10 21.11 +10 12 50.3 16.3 RwEB114J08
K15BV1L KC2015 01 22.85149 07 10 20.25 +10 13 34.8 18.0 VqEB114958
K15BV1L KC2015 01 22.86783 07 10 19.08 +10 15 00.2 17.5 RwEB114J08
K15BV1L KC2015 01 22.87232 07 10 18.69 +10 15 22.5 17.5 RwEB114J08
K15BV1L KC2015 01 22.93835 07 10 13.19 +10 20 34.8 qEB114J95
K15BV1L KC2015 01 22.93999 07 10 13.06 +10 20 42.9 qEB114J95
K15BV1L KC2015 01 22.94161 07 10 12.92 +10 20 50.7 17.5 RqEB114J95
K15BV1L C2015 01 23.19593 07 09 58.16 +10 40 58.7 17.5 RqEB114H36
K15BV1L C2015 01 23.19749 07 09 58.04 +10 41 05.9 17.6 RqEB114H36
K15BV1L C2015 01 23.19826 07 09 57.98 +10 41 09.3 17.4 RqEB114H36
K15BV1L C2015 01 23.19905 07 09 57.92 +10 41 12.9 17.5 RqEB114H36
K15BV1L C2015 01 23.46985 07 09 42.83 +11 02 28.5 17.6 RtEB114474
K15BV1L C2015 01 23.47084 07 09 42.76 +11 02 32.7 17.7 RtEB114474
K15BV1L C2015 01 23.47185 07 09 42.70 +11 02 36.8 17.7 RtEB114474
K15BV1L C2015 01 23.47286 07 09 42.61 +11 02 41.3 17.6 RtEB114474
K15BV1L C2015 01 23.47385 07 09 42.55 +11 02 45.6 17.6 RtEB114474
Observer details:
033 Karl Schwarzschild Observatory, Tautenburg. Observer B. Stecklum. 1.34-m
f/4 Schmidt + 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.
850 Cordell-Lorenz Observatory, Sewanee. Observer D. T. Durig. 0.3-m f/2.5
Schmidt-Cassegrain + CCD.
958 Observatoire de Dax. Observers P. Dupouy, J. B. de Vanssay. Measurer
P. Dupouy. 0.43-m f/2.7 reflector + CCD.
C23 Olmen. Observer A. Diepvens. 0.20-m f/9 refractor + CCD.
C77 Bernezzo Observatory. Observer A. Mantero. 0.25-m f/4 reflector + CCD.
C94 MASTER-II Observatory, Tunka. Observers S. Yazev, N. Budnev, K. Ivanov,
E. Konstantinov, V. Poleshchuk, O. Gress, V. Lipunov, E. Gorbovskoy,
P. Balanutsa, N. Tiurina, V. Kornilov, V. Chazov, A. Kuznetsov,
V. Vladimirov, A. Tlatov, V. Yurkov. Measurers D. Denisenko, S. Shurpakov,
V. Shumkov. 0.4-m f/2.5 reflector + CCD.
E23 Arcadia. Observer A. Hidas. 0.35-m Schmidt-Cassegrain + CCD.
F51 Pan-STARRS 1, Haleakala. Observers B. Gibson, T. Goggia, N. Primak,
A. Schultz, M. Willman. Measurers K. Chambers, S. Chastel, L. Denneau,
H. Flewelling, M. Huber, E. Magnier, E. Schunova, R. Wainscoat, C. Waters,
R. Weryk, P. Veres. 1.8-m Ritchey-Chretien + CCD.
H36 Sandlot Observatory, Scranton. Observer G. Hug. 0.56-m reflector + CCD.
I39 Observatorio Cruz del Sur, San Justo. Observer A. Chapman. 0.20-m f/4
reflector + CCD.
J08 Observatorio Zonalunar, Puzol. Observer A. Carreno. Measurer J. Piqueras.
0.20-m f/5 Newtonian reflector + CCD.
J95 Great Shefford. Observer P. Birtwhistle. 0.40-m f/6.0 Schmidt-Cassegrain
+ CCD.
O75 ISON-Hureltogoot Observatory. Observers T. Namkhai, S. Schmalz. Measurer
S. Schmalz. 0.4-m f/2.3 reflector + CCD.
W88 Slooh.com Chile Observatory, La Dehesa. Observer B. Lutkenhoner. 0.35-m
f/11 Schmidt-Cassegrain + CCD.
Y00 SONEAR Observatory, Oliveira. Observers C. Jacques, E. Pimentel,
J. Barros. Measurer C. Jacques. 0.28-m f/2.2 astrograph + CCD.
Orbital elements:
2015 BL311 PHA, Earth MOID = 0.0098 AU
Epoch 2014 Dec. 9.0 TT = JDT 2457000.5 MPC
M 1.26963 (2000.0) P Q
n 0.27240284 Peri. 134.71359 +0.99804010 -0.05944678
a 2.3568302 Node 228.70474 +0.04749730 +0.92298618
e 0.8432908 Incl. 1.49073 +0.04074265 +0.38021388
P 3.62 H 21.0 G 0.15 U 6
Residuals in seconds of arc
150121 Y00 0.2- 0.2+ 150121 C23 0.0 0.4- 150122 O75 0.2- 0.0
150121 Y00 0.4- 0.3+ 150121 C23 0.6- 0.0 150122 O75 0.0 0.4+
150121 Y00 0.1+ 0.3+ 150121 033 0.0 0.7- 150122 C77 0.1- 0.1+
150121 F51 0.1+ 0.0 150121 033 0.4- 0.1+ 150122 958 0.4- 0.6+
150121 F51 0.2+ 0.2- 150121 033 0.3- 0.7+ 150122 C77 0.4- 0.2-
150121 F51 0.1+ 0.2+ 150122 I39 0.8- 1.2+ 150122 C77 0.4- 0.2+
150121 F51 0.0 0.2- 150122 I39 1.6+ 1.9+ 150122 958 0.0 0.6+
150121 F51 0.4+ 0.0 150122 I39 0.3- 0.8+ 150122 J08 0.2- 0.5+
150121 F51 0.3+ 0.1+ 150122 W88 0.1- 0.1+ 150122 958 0.1+ 0.6+
150121 F51 0.2+ 0.1+ 150122 W88 0.2- 0.4- 150122 J08 0.7+ 0.6+
150121 474 0.3+ 0.1+ 150122 W88 0.0 0.3- 150122 J08 0.3+ 0.6+
150121 474 0.3- 0.5- 150122 850 0.0 0.1+ 150122 J95 0.2+ 0.2-
150121 474 0.3- 0.2- 150122 850 0.0 0.2- 150122 J95 0.1+ 0.0
150121 474 0.0 0.3- 150122 850 0.1- 0.1- 150122 J95 0.0 0.1-
150121 474 0.2- 0.4- 150122 850 0.1- 0.1- 150123 H36 0.1+ 0.1+
150121 E23 0.1+ 0.1- 150122 850 0.1+ 0.3- 150123 H36 0.1+ 0.2+
150121 E23 0.0 0.1- 150122 850 0.1+ 0.1+ 150123 H36 0.1+ 0.1+
150121 E23 0.1- 0.3- 150122 474 0.1+ 0.4- 150123 H36 0.1+ 0.1+
150121 033 0.5- 0.3+ 150122 474 0.0 0.3- 150123 474 0.0 0.0
150121 033 0.4- 0.1+ 150122 474 0.1+ 0.4- 150123 474 0.0 0.1-
150121 C23 0.2+ 0.5- 150122 C94 0.2+ 0.0 150123 474 0.2+ 0.3-
150121 C23 1.0- 0.3+ 150122 C94 0.3- 0.5- 150123 474 0.1- 0.1-
150121 C23 0.1- 0.9- 150122 O75 0.3- 0.8- 150123 474 0.1+ 0.0
150121 C23 0.5- 0.6- 150122 O75 0.2+ 0.4-
Ephemeris:
2015 BL311 a,e,i = 2.36, 0.84, 1 q = 0.3693
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2014 12 24 18 56 25.9 -24 09 51 0.3912 0.6044 11.1 161.8 29.5
...
2015 01 08 18 48 50.1 -32 14 48 0.1204 0.8656 11.4 167.0 30.5
...
2015 01 16 07 55 04.9 -37 33 24 0.02856 0.9988 121.4 57.2 15.3
...
2015 01 22 07 11 18.8 +08 55 37 0.1162 1.0948 161.2 16.8 17.4
2015 01 23 07 10 09.0 +10 26 12 0.1326 1.1105 161.1 16.7 17.7
2015 01 24 07 09 16.7 +11 37 09 0.1491 1.1261 160.6 16.9 18.0
...
2015 01 30 07 07 14.0 +15 27 05 0.2503 1.2176 155.8 19.4 19.4
...
2015 02 07 07 08 17.8 +17 28 20 0.3910 1.3347 148.3 22.8 20.7
...
2015 02 22 07 15 33.5 +18 53 10 0.6737 1.5406 134.9 27.0 22.3
A. U. Tomatic (C) Copyright 2015 MPC M.P.E.C. 2015-B114
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