MPEC 2015-Y49 : 2015 YM1
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M.P.E.C. 2015-Y49 Issued 2015 Dec. 20, 14:14 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 YM1
Observations:
K15Y01M* C2015 12 18.32137 05 53 01.35 +19 34 36.5 19.1 VqEY049G96
K15Y01M C2015 12 18.32596 05 52 57.04 +19 37 16.5 18.8 VqEY049G96
K15Y01M C2015 12 18.33058 05 52 52.69 +19 39 56.4 18.8 VqEY049G96
K15Y01M C2015 12 18.33522 05 52 48.33 +19 42 38.6 19.4 VqEY049G96
K15Y01M C2015 12 18.36310 05 52 22.56 +19 58 27.8 18.6 VqEY049G96
K15Y01M C2015 12 18.36447 05 52 21.30 +19 59 14.2 19.1 VqEY049G96
K15Y01M C2015 12 18.36583 05 52 20.08 +19 59 59.4 19.3 VqEY049G96
K15Y01M C2015 12 18.36719 05 52 18.85 +20 00 45.4 19.3 VqEY049G96
K15Y01M C2015 12 18.41038 05 51 40.98 +20 24 24.1 18.9 VqEY049G96
K15Y01M C2015 12 18.41257 05 51 39.13 +20 25 34.5 qEY049G96
K15Y01M C2015 12 18.41475 05 51 37.30 +20 26 44.3 19.1 VqEY049G96
K15Y01M C2015 12 18.41701 05 51 35.45 +20 27 54.8 qEY049G96
K15Y01M C2015 12 19.18183 05 46 09.97 +26 02 59.4 19.6 VqEY049G96
K15Y01M C2015 12 19.18641 05 46 07.20 +26 04 40.4 19.5 VqEY049G96
K15Y01M C2015 12 19.19099 05 46 04.43 +26 06 20.8 19.4 VqEY049G96
K15Y01M C2015 12 19.19559 05 46 01.58 +26 08 00.9 19.5 VqEY049G96
K15Y01M C2015 12 19.19992 05 45 58.89 +26 09 34.4 19.5 VqEY049I52
K15Y01M C2015 12 19.20112 05 45 58.17 +26 10 00.5 19.7 VqEY049I52
K15Y01M C2015 12 19.20353 05 45 56.60 +26 10 52.5 18.2 VqEY049I52
K15Y01M ]C2015 12 19.30468 05 44 52.57 +26 45 42.4 19.3 RoEY049695
K15Y01M ]C2015 12 19.30534 05 44 52.16 +26 45 55.4 19.2 RoEY049695
K15Y01M ]C2015 12 19.30708 05 44 51.03 +26 46 29.5 19.3 RoEY049695
K15Y01M KC2015 12 20.07815 05 40 12.64 +30 12 35.8 qEY049204
K15Y01M KC2015 12 20.08828 05 40 08.45 +30 14 44.6 20.1 RqEY049204
K15Y01M HC2015 12 20.09933 05 40 03.94 +30 17 03.6 qEY049204
K15Y01M KC2015 12 20.11600 05 40 50.16 +30 21 32.9 21.1 RoEY049291
K15Y01M KC2015 12 20.11812 05 40 49.34 +30 22 04.4 19.9 RoEY049291
Observer details:
204 Schiaparelli Observatory. Observer L. Buzzi. 0.60-m f/4.64 reflector
+ CCD.
291 LPL/Spacewatch II. Observer R. A. Mastaler. 1.8-m f/2.7 reflector + CCD.
695 Kitt Peak. Observers L. Lebofsky, M. Trueblood, R. Crawford. Measurer
R. Crawford. 2.3-m f/3.0 Ritchey-Chretien + CCD.
G96 Mt. Lemmon Survey. Observer A. D. Grauer. 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.
1.5-m reflector + CCD.
I52 Steward Observatory, Mt. Lemmon Station. Observer R. A. Kowalski.
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. 1.0-m reflector + CCD.
Orbital elements:
2015 YM1 Earth MOID = 0.0048 AU
Epoch 2016 Jan. 13.0 TT = JDT 2457400.5 MPC
M 89.89549 (2000.0) P Q
n 0.92819824 Peri. 270.23373 +0.99402434 +0.06019718
a 1.0408198 Node 86.31611 -0.01867207 +0.91567008
e 0.2047117 Incl. 5.23543 -0.10754982 +0.39739729
P 1.06 H 28.5 G 0.15 U 6
Residuals in seconds of arc
151218 G96 0.0 0.2- 151218 G96 0.3- 0.4+ 151219 I52 0.9- 0.3-
151218 G96 0.4+ 0.4- 151218 G96 0.2- 0.2+ 151219 695 0.4+ 0.3+
151218 G96 0.3+ 1.0- 151218 G96 (0.3+ 1.7-) 151219 695 0.6+ 0.3+
151218 G96 0.2+ 0.7+ 151219 G96 0.3+ 0.5- 151219 695 0.4+ 0.3+
151218 G96 0.2- 0.2- 151219 G96 0.3+ 0.0 151220 204 0.0 0.5+
151218 G96 0.4- 0.2+ 151219 G96 0.6+ 0.2+ 151220 204 0.3+ 0.6+
151218 G96 0.2- 0.3- 151219 G96 0.2+ 0.1+ 151220 204 0.0 0.5+
151218 G96 0.2- 0.1+ 151219 I52 0.1- 0.3- 151220 291 0.2- 0.8-
151218 G96 0.2- 0.4+ 151219 I52 0.2+ 0.2- 151220 291 0.5- 0.0
Ephemeris:
2015 YM1 a,e,i = 1.04, 0.20, 5 q = 0.8278
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2015 11 20 17 06 28.8 -45 35 28 0.1071 0.8988 31.7 144.7 30.9
...
2015 12 05 17 01 52.4 -51 09 44 0.04367 0.9477 29.1 149.6 29.9
...
2015 12 13 15 58 06.0 -66 24 30 0.01264 0.9757 45.2 134.3 25.1
...
2015 12 19 05 47 01.1 +24 58 31 0.01312 0.9971 178.3 1.6 19.3
2015 12 20 05 40 53.5 +29 57 35 0.01686 1.0006 173.2 6.7 20.1
2015 12 21 05 36 43.0 +33 06 17 0.02069 1.0041 169.6 10.2 20.7
...
2015 12 27 05 26 25.6 +40 08 04 0.04445 1.0252 159.7 19.4 22.8
...
2016 01 04 05 24 05.6 +42 12 34 0.07758 1.0529 152.8 25.3 24.2
...
2016 01 19 05 31 51.1 +42 12 52 0.1454 1.1020 142.0 33.4 25.9
A. U. Tomatic (C) Copyright 2015 MPC M.P.E.C. 2015-Y49
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