MPEC 2017-Y64 : 2017 YN1
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M.P.E.C. 2017-Y64 Issued 2017 Dec. 23, 20:54 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
2017 YN1
Observations:
K17Y01N* C2017 12 21.25318 05 04 05.92 -04 48 30.3 18.8 GUEY064G96
K17Y01N C2017 12 21.26346 05 04 15.40 -04 41 49.2 UEY064G96
K17Y01N C2017 12 21.26859 05 04 20.17 -04 38 30.8 19.4 GUEY064G96
K17Y01N C2017 12 21.30101 05 04 50.04 -04 17 26.3 17.9 GUEY064I52
K17Y01N C2017 12 21.30119 05 04 50.29 -04 17 19.1 18.2 GUEY064I52
K17Y01N C2017 12 21.30137 05 04 50.42 -04 17 11.9 18.3 GUEY064I52
K17Y01N C2017 12 21.30155 05 04 50.62 -04 17 04.0 18.3 GUEY064I52
K17Y01N C2017 12 22.42796 05 23 05.16 +07 01 33.5 17.9 GUEY064I52
K17Y01N C2017 12 22.42847 05 23 05.61 +07 01 50.8 18.6 GUEY064I52
K17Y01N C2017 12 22.42897 05 23 06.05 +07 02 08.0 18.6 GUEY064I52
K17Y01N C2017 12 22.44021 05 23 15.45 +07 08 16.5 18.6 GUEY064I52
K17Y01N C2017 12 22.44071 05 23 15.88 +07 08 32.7 18.5 GUEY064I52
K17Y01N C2017 12 22.46079 05 23 32.90 +07 19 29.0 18.7 GUEY064I52
K17Y01N C2017 12 22.46130 05 23 33.30 +07 19 46.7 18.3 GUEY064I52
K17Y01N C2017 12 22.46181 05 23 33.76 +07 20 02.4 18.5 GUEY064I52
K17Y01N C2017 12 22.46231 05 23 34.17 +07 20 18.3 18.6 GUEY064I52
K17Y01N KC2017 12 22.90674 05 30 26.73 +11 12 55.1 19.1 VqEY064595
K17Y01N KC2017 12 22.91014 05 30 29.27 +11 14 37.8 19.3 VqEY064595
K17Y01N KC2017 12 22.91355 05 30 31.83 +11 16 21.0 19.1 VqEY064595
K17Y01N KC2017 12 22.94199 05 30 54.41 +11 30 37.2 18.7 GUEY064203
K17Y01N KC2017 12 22.97438 05 31 18.49 +11 46 43.7 18.8 GUEY064203
K17Y01N KC2017 12 23.23938 05 35 04.19 +13 56 00.7 oEY064711
K17Y01N KC2017 12 23.24107 05 35 05.41 +13 56 48.7 oEY064711
K17Y01N KC2017 12 23.24285 05 35 06.60 +13 57 36.9 oEY064711
K17Y01N C2017 12 23.24564 05 35 10.85 +13 58 51.1 18.8 RoEY064926
K17Y01N C2017 12 23.24663 05 35 11.53 +13 59 19.2 18.6 RoEY064926
K17Y01N C2017 12 23.24762 05 35 12.22 +13 59 46.9 18.5 RoEY064926
K17Y01N C2017 12 23.29861 05 35 47.34 +14 23 29.7 18.7 GUEY064V06
K17Y01N C2017 12 23.29883 05 35 47.46 +14 23 36.4 19.8 GUEY064V06
K17Y01N C2017 12 23.29905 05 35 47.63 +14 23 42.5 19.9 GUEY064V06
K17Y01N C2017 12 23.29927 05 35 47.78 +14 23 47.1 19.5 GUEY064V06
Observer details:
203 GiaGa Observatory. Observers S. Foglia, G. Galli. Measurer G. Galli.
0.28-m f/6.8 Schmidt-Cassegrain + CCD.
595 Farra d'Isonzo. Observers E. Pettarin, F. Piani. Measurer E. Pettarin.
0.61-m f/4.0 reflector + CCD.
711 McDonald Observatory. Observer J. G. Ries. 2.1-m reflector + CCD + focal
reducer.
926 Tenagra II Observatory. Observers M. Schwartz, P. R. Holvorcem. Measurer
M. Schwartz. 0.81-m f/7 Ritchey-Chretien + CCD.
G96 Mt. Lemmon 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.
1.5-m reflector + 10K CCD.
I52 Steward Observatory, Mt. Lemmon Station. Observers R. G. Matheny,
A. R. Gibbs. 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.
V06 Catalina Sky Survey-Kuiper. Observer A. R. Gibbs. 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. 1.55-m reflector + CCD.
Orbital elements:
2017 YN1 Earth MOID = 0.0213 AU
Epoch 2017 Sept. 4.0 TT = JDT 2458000.5 MPC
M 314.72673 (2000.0) P Q
n 0.61545587 Peri. 315.35378 +0.65941073 -0.73479937
a 1.3687940 Node 92.70648 +0.72654490 +0.56857261
e 0.3097110 Incl. 9.15302 +0.19315797 +0.36985818
P 1.60 H 26.1 G 0.15 U 7
Residuals in seconds of arc
171221 G96 (0.3+ 1.9+) 171222 I52 0.1+ 0.1- 171223 711 0.3+ 0.6+
171221 G96 0.3- 1.3+ 171222 I52 0.3+ 0.0 171223 711 0.3- 1.4-
171221 G96 0.1+ 0.7- 171222 I52 0.2- 1.1+ 171223 926 0.1+ 0.0
171221 I52 0.7- 0.6- 171222 I52 0.1+ 0.1+ 171223 926 0.0 0.2+
171221 I52 0.5+ 0.4- 171222 I52 0.1- 0.3- 171223 926 0.0 0.1-
171221 I52 0.0 0.2- 171222 595 0.2+ 0.5+ 171223 V06 0.2+ 0.2-
171221 I52 0.5+ 0.7+ 171222 595 0.0 0.4+ 171223 V06 0.2- 0.4+
171222 I52 0.5- 1.1- 171222 595 0.0 0.7+ 171223 V06 0.0 0.4+
171222 I52 0.2- 0.6- 171222 203 0.2+ 0.0 171223 V06 0.0 1.1-
171222 I52 0.2+ 0.2+ 171222 203 0.1+ 0.2-
171222 I52 0.1- 0.1+ 171223 711 0.4- 0.4+
Ephemeris:
2017 YN1 a,e,i = 1.37, 0.31, 9 q = 0.9449
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2017 11 23 21 14 16.9 -65 25 18 0.1243 0.9470 67.5 105.5 25.4
...
2017 12 08 23 26 08.3 -67 49 12 0.05968 0.9679 71.6 105.0 23.8
...
2017 12 16 02 55 37.6 -54 01 23 0.02869 0.9874 95.5 82.8 21.3
...
2017 12 22 05 16 40.2 +02 59 47 0.02332 1.0052 157.0 22.5 19.0
2017 12 23 05 31 41.8 +12 02 11 0.02552 1.0085 166.2 13.5 18.9
2017 12 24 05 44 49.5 +19 26 05 0.02834 1.0118 173.1 6.7 18.9
...
2017 12 30 06 36 16.4 +41 18 41 0.05185 1.0328 161.9 17.2 20.7
...
2018 01 07 07 07 53.8 +49 16 32 0.08930 1.0638 153.2 24.7 22.1
...
2018 01 22 07 31 23.9 +51 39 09 0.1680 1.1288 147.0 28.4 23.7
A. U. Tomatic (C) Copyright 2017 MPC M.P.E.C. 2017-Y64
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