MPEC 2015-Y97 : 2015 YY9
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M.P.E.C. 2015-Y97 Issued 2015 Dec. 31, 16:22 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
2015 YY9
Observations:
K15Y09Y* C2015 12 29.14351 03 27 37.63 +34 24 50.3 18.9 VqEY097703
K15Y09Y C2015 12 29.14863 03 27 40.45 +34 25 03.9 19.1 VqEY097703
K15Y09Y C2015 12 29.15378 03 27 43.23 +34 25 17.8 19.3 VqEY097703
K15Y09Y C2015 12 29.15895 03 27 45.99 +34 25 31.7 19.3 VqEY097703
K15Y09Y C2015 12 29.24582 03 28 32.98 +34 29 20.0 qEY097703
K15Y09Y C2015 12 29.25124 03 28 35.91 +34 29 34.2 19.5 VqEY097703
K15Y09Y C2015 12 29.25665 03 28 38.78 +34 29 47.5 19.0 VqEY097703
K15Y09Y C2015 12 29.26205 03 28 41.68 +34 30 01.1 19.6 VqEY097703
K15Y09Y KC2015 12 29.37831 03 29 44.96 +34 34 48.6 19.9 RoEY097291
K15Y09Y KC2015 12 29.37994 03 29 45.82 +34 34 52.5 18.3 RoEY097291
K15Y09Y KC2015 12 29.38154 03 29 46.70 +34 34 56.3 18.3 RoEY097291
K15Y09Y C2015 12 29.54033 03 31 17.42 +34 41 53.5 19.9 RoEY097300
K15Y09Y C2015 12 29.54453 03 31 19.66 +34 42 04.4 19.4 RoEY097300
K15Y09Y C2015 12 29.54725 03 31 20.79 +34 42 10.4 19.2 VqEY097900
K15Y09Y C2015 12 29.54915 03 31 22.04 +34 42 14.7 19.7 RoEY097300
K15Y09Y C2015 12 29.55146 03 31 23.32 +34 42 20.4 19.7 RoEY097300
K15Y09Y C2015 12 29.55440 03 31 24.58 +34 42 27.2 19.2 VqEY097900
K15Y09Y C2015 12 29.56154 03 31 28.26 +34 42 44.4 19.5 VqEY097900
K15Y09Y KC2015 12 29.75002 03 33 14.21 +34 50 15.4 19.2 RqEY097160
K15Y09Y KC2015 12 29.75365 03 33 16.09 +34 50 24.7 19.1 RqEY097160
K15Y09Y KC2015 12 29.75458 03 33 17.14 +34 50 23.8 20.1 VqEY097958
K15Y09Y KC2015 12 29.75732 03 33 18.01 +34 50 34.0 19.3 RqEY097160
K15Y09Y KC2015 12 29.76099 03 33 20.51 +34 50 39.5 19.8 VqEY097958
K15Y09Y KC2015 12 29.82075 03 33 51.08 +34 53 06.8 19.5 VqEY097C77
K15Y09Y KC2015 12 29.82533 03 33 53.44 +34 53 17.8 20.0 VqEY097C77
K15Y09Y KC2015 12 29.82991 03 33 55.83 +34 53 28.7 20.2 VqEY097C77
K15Y09Y KC2015 12 29.83285 03 33 57.04 +34 53 34.8 19.0 RoEY097K51
K15Y09Y KC2015 12 29.83509 03 33 58.20 +34 53 40.0 19.1 RoEY097K51
K15Y09Y KC2015 12 29.84497 03 34 03.30 +34 54 03.5 18.9 RoEY097K51
K15Y09Y KC2015 12 29.90584 03 34 35.33 +34 56 29.4 19.8 VqEY097958
K15Y09Y KC2015 12 30.15177 03 36 45.82 +35 06 05.3 oEY097711
K15Y09Y KC2015 12 30.15473 03 36 47.32 +35 06 12.0 oEY097711
K15Y09Y KC2015 12 30.15758 03 36 48.71 +35 06 18.1 oEY097711
K15Y09Y C2015 12 30.31625 03 38 07.86 +35 11 58.5 19.1 VqEY097703
K15Y09Y C2015 12 30.32034 03 38 09.92 +35 12 07.1 19.4 VqEY097703
K15Y09Y C2015 12 30.32446 03 38 11.97 +35 12 15.2 19.4 VqEY097703
K15Y09Y C2015 12 30.48603 03 39 38.10 +35 18 09.2 19.6 RoEY097300
K15Y09Y C2015 12 30.48833 03 39 39.23 +35 18 13.8 19.4 RoEY097300
K15Y09Y C2015 12 30.49064 03 39 40.37 +35 18 19.5 19.8 RoEY097300
K15Y09Y C2015 12 30.49295 03 39 41.44 +35 18 23.8 19.6 RoEY097300
K15Y09Y KC2015 12 30.72721 03 41 40.77 +35 26 12.2 19.5 VtEY097595
K15Y09Y KC2015 12 30.72917 03 41 41.37 +35 26 16.7 19.2 RoEY097461
K15Y09Y KC2015 12 30.73266 03 41 43.06 +35 26 23.8 18.8 RoEY097461
K15Y09Y KC2015 12 30.73617 03 41 44.75 +35 26 31.5 18.9 RoEY097461
K15Y09Y KC2015 12 30.74019 03 41 47.04 +35 26 39.7 19.3 VtEY097595
K15Y09Y KC2015 12 30.75617703 41 55.00 +35 27 12.4 19.0 tEY097B04
K15Y09Y KC2015 12 30.76338603 41 58.51 +35 27 27.5 19.5 tEY097B04
K15Y09Y KC2015 12 30.76735 03 41 59.99 +35 27 32.5 20.2 RqEY097K61
K15Y09Y KC2015 12 30.76782 03 42 00.25 +35 27 33.0 19.6 RqEY097K61
K15Y09Y KC2015 12 30.76875603 42 01.05 +35 27 38.5 19.0 tEY097B04
K15Y09Y KC2015 12 30.92020 03 43 12.77 +35 32 41.7 19.2 tEY097104
K15Y09Y KC2015 12 30.92507 03 43 15.03 +35 32 51.7 18.8 tEY097104
K15Y09Y KC2015 12 30.92546 03 43 15.26 +35 32 51.4 19.5 tEY097104
K15Y09Y KC2015 12 31.15964 03 45 10.52 +35 40 36.9 oEY097711
K15Y09Y KC2015 12 31.16226 03 45 11.72 +35 40 41.7 oEY097711
K15Y09Y IC2015 12 31.16485 03 45 12.89 +35 40 46.7 oEY097711
K15Y09Y KC2015 12 31.16797 03 45 14.33 +35 40 52.6 oEY097711
K15Y09Y C2015 12 31.18605 03 45 23.04 +35 41 25.5 19.2 RoEY097926
K15Y09Y C2015 12 31.19215 03 45 25.86 +35 41 37.3 19.6 RoEY097926
K15Y09Y C2015 12 31.19833 03 45 28.64 +35 41 48.8 19.1 RoEY097926
Observer details:
104 San Marcello Pistoiese. Observer P. Bacci. Measurers P. Bacci, L. Tesi,
G. Fagioli. 0.60-m f/4 reflector + CCD.
160 Castelmartini. Observers M. Jaeger, E. Prosperi, S. Prosperi, W. Vollmann.
Measurer E. Prosperi. 0.35-m f/10 Schmidt-Cassegrain + CCD.
291 LPL/Spacewatch II. Observer T. H. Bressi. 1.8-m f/2.7 reflector + CCD.
300 Bisei Spaceguard Center--BATTeRS. Observers A. Asami, T. Nimura. 1.0-m
f/3.0 reflector + CCD.
461 University of Szeged, Piszkesteto Stn. (Konkoly). Observer K. Sarneczky.
0.60-m Schmidt + CCD.
595 Farra d'Isonzo. Observers E. Pettarin, F. Piani. Measurer E. Pettarin.
0.61-m f/4.0 reflector + CCD.
703 Catalina Sky Survey. Observer D. C. Fuls. Measurers E. J. Christensen,
D. C. Fuls, A. R. Gibbs, A. D. Grauer, J. A. Johnson, R. A. Kowalski,
S. M. Larson, G. J. Leonard, R. G. Matheny, R. L. Seaman, F. C. Shelly.
0.68-m Schmidt + CCD.
711 McDonald Observatory. Observer J. G. Ries. 2.1-m reflector + CCD + focal
reducer.
900 Moriyama. Observer Y. Ikari. 0.26-m f/7.0 reflector + CCD.
926 Tenagra II Observatory. Observers M. Schwartz, P. R. Holvorcem. Measurer
M. Schwartz. 0.81-m f/7 Ritchey-Chretien + CCD.
958 Observatoire de Dax. Observers P. Dupouy, J. B. de Vanssay. Measurer
P. Dupouy. 0.43-m f/2.7 reflector + CCD.
B04 OAVdA, Saint-Barthelemy. Observer A. Carbognani. 0.81-m f/7.9 reflector
+ CCD.
C77 Bernezzo Observatory. Observer A. Mantero. 0.25-m f/4 reflector + CCD.
K51 Osservatorio del Celado, Castello Tesino. Observer R. Broccato. Measurer
M. Campestrin. 0.80-m f/4 reflector + CCD.
K61 Rokycany Observatory. Observers M. Adamovsky, L. Smid, V. Smidova.
Measurer M. Adamovsky.
Orbital elements:
2015 YY9 PHA, Earth MOID = 0.0018 AU
Epoch 2016 Jan. 13.0 TT = JDT 2457400.5 MPC
M 26.93000 (2000.0) P Q
n 0.38681232 Peri. 300.07122 +0.94115894 -0.30708129
a 1.8655312 Node 78.12114 +0.33780382 +0.84188358
e 0.5647067 Incl. 8.29270 +0.01041259 +0.44377146
P 2.55 H 21.9 G 0.15 U 8
Residuals in seconds of arc
151229 703 0.4- 0.2+ 151229 958 0.0 0.5+ 151230 595 0.3- 0.4-
151229 703 0.1+ 0.1- 151229 160 0.3- 0.9+ 151230 461 0.4- 0.2+
151229 703 0.1- 0.1- 151229 958 0.1+ 0.1+ 151230 461 0.4- 0.1-
151229 703 0.6- 0.2- 151229 C77 0.1- 0.3- 151230 461 0.4- 0.3+
151229 703 0.2+ 0.0 151229 C77 0.2- 0.3- 151230 595 0.2- 0.3-
151229 703 0.2+ 0.3+ 151229 C77 0.2+ 0.4- 151230 B04 0.2- 0.0
151229 703 0.4- 0.2- 151229 K51 0.5- 0.1+ 151230 B04 0.3+ 0.0
151229 703 0.6- 0.3- 151229 K51 0.5- 0.1- 151230 K61 0.1- 1.0-
151229 291 0.6+ 0.0 151229 K51 0.4- 0.0 151230 K61 0.3+ 1.4-
151229 291 0.2+ 0.1- 151229 958 0.4+ 0.7+ 151230 B04 0.1- 0.2-
151229 291 0.2+ 0.1- 151230 711 0.3- 0.3+ 151230 104 0.4+ 0.8-
151229 300 0.8+ 0.2- 151230 711 0.0 0.3+ 151230 104 0.1- 0.0
151229 300 1.2+ 0.4+ 151230 711 0.3- 0.0 151230 104 0.4+ 1.0-
151229 900 0.6- 0.5+ 151230 703 1.1- 0.1+ 151231 711 0.1- 0.4+
151229 300 0.6+ 0.6- 151230 703 0.8- 0.3+ 151231 711 0.1- 0.2+
151229 300 1.4+ 0.5- 151230 703 0.9- 0.1- 151231 711 0.3- 0.3+
151229 900 0.3- 0.2- 151230 300 0.9+ 0.3+ 151231 711 0.1- 0.4+
151229 900 1.2- 0.3- 151230 300 1.1+ 0.0 151231 926 0.0 0.1+
151229 160 0.1- 0.5+ 151230 300 1.4+ 0.7+ 151231 926 0.4+ 0.5+
151229 160 0.3- 0.7+ 151230 300 0.7+ 0.1+ 151231 926 0.1- 0.5+
Ephemeris:
2015 YY9 a,e,i = 1.87, 0.56, 8 q = 0.8121
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2015 12 01 20 17 56.4 -34 06 05 0.1637 0.8949 52.1 119.6 22.5
...
2015 12 16 23 56 16.1 +01 15 24 0.07919 0.9959 96.2 79.3 19.2
...
2015 12 24 02 26 32.8 +28 10 26 0.1099 1.0583 130.6 44.9 18.9
...
2015 12 30 03 35 25.4 +35 00 14 0.1567 1.1075 139.7 35.1 19.5
2015 12 31 03 43 52.7 +35 35 26 0.1655 1.1158 140.4 34.2 19.6
2016 01 01 03 51 40.6 +36 05 00 0.1744 1.1242 141.0 33.4 19.8
...
2016 01 07 04 28 02.9 +37 45 00 0.2312 1.1750 142.4 30.7 20.4
...
2016 01 15 04 59 49.0 +38 17 13 0.3142 1.2436 141.0 29.8 21.2
...
2016 01 30 05 38 37.2 +37 40 46 0.4887 1.3726 134.5 30.8 22.4
A. U. Tomatic (C) Copyright 2015 MPC M.P.E.C. 2015-Y97
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