[Iaude] MPEC U252: 2017 UN7 [a=1.20,e=0.14,i=7.9,H=25.8]
mpec at mpcdb1.cfa.harvard.edu
mpec at mpcdb1.cfa.harvard.edu
Sat Oct 28 22:03:41 EDT 2017
M.P.E.C. 2017-U252 Issued 2017 Oct. 29, 02:00 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 at CFA.HARVARD.EDU
URL http://www.minorplanetcenter.net/ ISSN 1523-6714
2017 UN7
Observations:
K17U07N* C2017 10 25.34491 02 35 08.67 -02 09 10.8 20.3 GUEU252G96
K17U07N C2017 10 25.35021 02 35 07.90 -02 08 45.5 20.9 GUEU252G96
K17U07N C2017 10 25.35548 02 35 07.26 -02 08 20.9 21.1 GUEU252G96
K17U07N C2017 10 25.36077 02 35 06.46 -02 07 55.3 21.1 GUEU252G96
K17U07N C2017 10 25.43563 02 34 56.40 -02 02 01.7 21.0 GUEU252I52
K17U07N C2017 10 25.44048 02 34 55.81 -02 01 38.8 20.4 GUEU252I52
K17U07N C2017 10 25.44314 02 34 55.43 -02 01 26.2 20.9 GUEU252I52
K17U07N C2017 10 25.44668 02 34 54.99 -02 01 08.3 20.5 GUEU252I52
K17U07N C2017 10 26.19016 02 33 46.31 -01 01 21.6 21.3 GUEU252I52
K17U07N C2017 10 26.19223 02 33 46.04 -01 01 11.3 22.4 GUEU252I52
K17U07N C2017 10 26.19431 02 33 45.81 -01 01 00.9 21.7 GUEU252I52
K17U07N C2017 10 26.19639 02 33 45.49 -01 00 50.6 20.9 GUEU252I52
K17U07N C2017 10 26.25709 02 33 37.10 -00 55 50.8 20.3 RoEU252926
K17U07N C2017 10 26.26081 02 33 36.59 -00 55 32.2 20.6 RoEU252926
K17U07N C2017 10 26.26451 02 33 36.06 -00 55 14.1 20.8 RoEU252926
K17U07N C2017 10 27.23597 02 31 50.82 +00 26 37.8 21.1 GUEU252V06
K17U07N C2017 10 27.23849 02 31 50.42 +00 26 50.2 UEU252V06
K17U07N C2017 10 27.24102 02 31 50.04 +00 27 03.7 21.5 GUEU252V06
K17U07N C2017 10 28.26268 02 29 51.79 +01 57 26.8 20.6 GUEU252V06
K17U07N C2017 10 28.26419 02 29 51.55 +01 57 35.0 20.6 GUEU252V06
K17U07N C2017 10 28.26571 02 29 51.32 +01 57 43.3 20.9 GUEU252V06
K17U07N C2017 10 28.26722 02 29 51.08 +01 57 51.4 20.9 GUEU252V06
K17U07N C2017 10 28.45696 02 29 25.973+02 15 28.79 21.2 wLEU252F51
K17U07N C2017 10 28.46959 02 29 23.914+02 16 37.66 21.4 wLEU252F51
K17U07N C2017 10 28.48225 02 29 21.856+02 17 47.09 20.9 wLEU252F51
Observer details:
926 Tenagra II Observatory. Observers M. Schwartz, P. R. Holvorcem. Measurer
M. Schwartz. 0.81-m f/7 Ritchey-Chretien + CCD.
F51 Pan-STARRS 1, Haleakala. Observers J. Bulger, T. Lowe, A. Schultz,
M. Willman. Measurers K. Chambers, S. Chastel, L. Denneau, H. Flewelling,
M. Huber, E. Lilly, E. Magnier, R. Wainscoat, C. Waters, R. Weryk. 1.8-m
Ritchey-Chretien + CCD.
G96 Mt. Lemmon Survey. Observer G. J. Leonard. 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. 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. 1.0-m reflector + CCD.
V06 Catalina Sky Survey-Kuiper. Observer E. J. Christensen. 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 UN7 Earth MOID = 0.0661 AU
Epoch 2017 Sept. 4.0 TT = JDT 2458000.5 MPC
M 289.75667 (2000.0) P Q
n 0.74548884 Peri. 32.44180 +0.28597748 -0.95392260
a 1.2045975 Node 41.14284 +0.84708006 +0.20735721
e 0.1356053 Incl. 7.93443 +0.44796458 +0.21687478
P 1.32 H 25.8 G 0.15 U 7
Residuals in seconds of arc
171025 G96 0.5- 0.4- 171026 I52 0.1- 0.2+ 171028 V06 0.2+ 0.0
171025 G96 1.0- 0.1- 171026 I52 0.6+ 0.4+ 171028 V06 0.1+ 0.0
171025 G96 0.3+ 0.4- 171026 I52 0.0 0.4+ 171028 V06 0.2+ 0.0
171025 G96 0.7- 0.3+ 171026 926 0.2- 0.1- 171028 V06 0.2+ 0.1-
171025 I52 0.1+ 0.2- 171026 926 0.1+ 0.2+ 171028 F51 0.1- 0.2+
171025 I52 0.8+ 0.3- 171026 926 0.1+ 0.0 171028 F51 0.0 0.1-
171025 I52 0.2+ 0.3- 171027 V06 0.4+ 0.1+ 171028 F51 0.1- 0.1-
171025 I52 0.5+ 0.8+ 171027 V06 0.0 0.6-
171026 I52 0.2- 0.0 171027 V06 0.1- 0.2-
Ephemeris:
2017 UN7 a,e,i = 1.20, 0.14, 8 q = 1.0412
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2017 09 29 02 48 41.1 -19 01 01 0.1510 1.1185 138.0 36.8 23.4
...
2017 10 14 02 48 11.5 -12 59 25 0.1077 1.0911 148.9 28.2 22.4
...
2017 10 22 02 40 16.6 -06 08 06 0.08889 1.0783 158.2 20.0 21.7
...
2017 10 28 02 30 20.7 +01 34 41 0.07786 1.0697 167.4 11.7 21.1
2017 10 29 02 28 21.7 +03 06 13 0.07634 1.0684 169.1 10.2 21.0
2017 10 30 02 26 17.2 +04 41 50 0.07492 1.0671 170.7 8.6 20.9
...
2017 11 05 02 11 59.4 +15 31 19 0.06874 1.0598 173.2 6.4 20.6
...
2017 11 13 01 48 35.5 +31 34 29 0.06735 1.0518 156.6 21.9 21.1
...
2017 11 28 01 02 43.8 +54 59 10 0.08278 1.0426 130.8 45.7 22.2
A. U. Tomatic (C) Copyright 2017 MPC M.P.E.C. 2017-U252
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