MPEC 2018-H83 : 2001 SC170 = 2018 HP1
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M.P.E.C. 2018-H83 Issued 2018 Apr. 25, 02:45 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
2001 SC170 = 2018 HP1
Revision to MPEC 2001-S35
Additional Observations:
K01SH0C C2018 04 14.36170 14 25 02.20 +01 13 27.1 20.0 GUEH083G96
K01SH0C C2018 04 14.36688 14 25 02.22 +01 13 36.9 20.3 GUEH083G96
K01SH0C C2018 04 14.37206 14 25 02.20 +01 13 47.6 20.2 GUEH083G96
K01SH0C C2018 04 14.37725 14 25 02.21 +01 13 57.7 20.5 GUEH083G96
K01SH0C C2018 04 17.69457 14 25 14.87 +03 08 07.5 20.8 RqEH083D29
K01SH0C C2018 04 17.70341 14 25 14.84 +03 08 26.1 20.5 RqEH083D29
K01SH0C C2018 04 17.71225 14 25 14.78 +03 08 44.7 20.5 RqEH083D29
K01SH0C C2018 04 18.69125 14 25 16.24 +03 44 16.0 20.0 RqEH083D29
K01SH0C C2018 04 18.70009 14 25 16.21 +03 44 35.8 20.4 RqEH083D29
K01SH0C C2018 04 18.70893 14 25 16.15 +03 44 55.0 20.2 RqEH083D29
K01SH0C C2018 04 19.68880 14 25 16.66 +04 21 17.3 20.1 RqEH083D29
K01SH0C C2018 04 19.69764 14 25 16.57 +04 21 37.1 20.3 RqEH083D29
K01SH0C C2018 04 19.70648 14 25 16.57 +04 21 57.4 20.0 RqEH083D29
K01SH0C C2018 04 23.30750 14 25 11.01 +06 42 25.6 20.2 GUEH083703
K01SH0C C2018 04 23.31819 14 25 10.86 +06 42 50.6 19.9 GUEH083703
K01SH0C C2018 04 23.32354 14 25 10.76 +06 43 01.3 21.4 GUEH083703
Observer details:
703 Catalina Sky Survey. Observer B. M. Africano. Measurers B. M. Africano,
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. L. Seaman, F. C. Shelly.
0.68-m Schmidt + 10K CCD.
D29 Purple Mountain Observatory, XuYi Station. Observers H. B. Zhao, B. Li,
G. Zhaori, R. Q. Hong, L. F. Hu. Measurers H. B. Zhao, B. Li, H. Lu,
G. Zhaori. 1.04-m f/1.8 Schmidt + CCD.
G96 Mt. Lemmon Survey. Observer A. D. Grauer. Measurers B. M. Africano,
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. L. Seaman, F. C. Shelly.
1.5-m reflector + 10K CCD.
Orbital elements:
2001 SC170 = 2018 HP1 Earth MOID = 0.1666 AU
Id. F. Manca
Epoch 2018 Mar. 23.0 TT = JDT 2458200.5 MPC
M 328.56703 (2000.0) P Q
n 0.28988302 Peri. 103.05095 +0.26557896 +0.96405637
a 2.2611057 Node 182.39455 -0.94173889 +0.25764915
e 0.5391207 Incl. 10.96198 -0.20638721 +0.06490162
P 3.40 H 20.6 G 0.15 U 3
Residuals in seconds of arc
010920 704 0.2- 0.6- 010925 344 0.2+ 0.9- 180421 P93 0.2+ 0.2+
010920 704 0.1+ 0.0 010925 344 0.2+ 0.6- 180421 P93 0.0 0.1+
010920 704 0.0 0.4- 010925 344 0.5+ 0.5- 180421 L01 0.1- 0.3+
010920 704 0.0 0.4- 011010 696 0.4+ 0.2+ 180421 L01 0.2- 0.5-
010920 704 0.5- 0.6- 011010 696 0.3+ 0.3+ 180421 L01 0.8+ 0.3-
010921 918 0.0 1.0- 011010 696 0.3- 0.0 180421 L01 0.2- 0.2+
010921 918 1.2- 0.5- 180414 G96 0.3- 0.4+ 180421 203 0.1+ 0.0
010921 918 (1.7- 1.8+) 180414 G96 0.1+ 0.0 180422 203 0.4+ 0.5+
010921 918 0.1- 0.8+ 180414 G96 0.1- 0.4+ 180422 I52 0.3+ 0.2+
010921 291 0.5+ 0.1+ 180414 G96 0.1+ 0.3+ 180422 I52 0.1- 0.3-
010921 291 0.5+ 0.3+ 180417 D29 0.3- 0.2+ 180422 I52 0.0 0.2-
010921 291 0.7+ 1.1+ 180417 D29 0.0 0.2- 180422 595 0.4- 0.5+
010923 557 0.4- 0.0 180417 D29 0.2- 0.6- 180422 L01 0.3- 0.1+
010923 557 0.0 0.4- 180418 D29 0.4- 0.2- 180422 L01 0.1+ 0.1+
010923 557 0.5- 0.9- 180418 D29 0.0 0.1+ 180422 595 0.6+ 0.2+
010923 704 0.8- 0.4- 180418 D29 0.0 0.1- 180422 L01 0.2- 0.2-
010923 704 1.4- 0.4+ 180419 D29 0.1+ 0.0 180422 K88 0.2+ 0.5+
010923 704 0.4- 0.6+ 180419 D29 0.2- 0.1- 180422 K88 0.3+ 0.6+
010923 704 0.9- 0.3+ 180419 D29 0.8+ 0.3+ 180422 K88 0.2+ 0.3+
010923 658 0.4+ 0.3- 180421 G96 0.2+ 0.2- 180423 I52 0.3- 0.3+
010923 658 0.1- 0.9+ 180421 G96 0.3+ 0.0 180423 I52 0.3+ 0.2-
010923 658 1.0+ 0.7+ 180421 G96 0.1+ 0.2- 180423 I52 0.6- 0.5-
010924 658 0.3- 0.3+ 180421 G96 0.1- 0.2+ 180423 I52 0.7- 0.2-
010924 658 0.3- 0.1+ 180421 703 (1.5+ 2.5-) 180423 703 (0.9+ 1.8+)
010924 658 0.5- 0.1+ 180421 703 1.0- 0.7- 180423 703 0.4+ 0.9+
010924 704 0.3- 0.5+ 180421 703 0.8- 0.2- 180423 703 0.2- 1.4-
010924 704 0.4+ 0.3+ 180421 703 0.8- 0.1- 180424 I52 0.2+ 0.0
010924 704 1.0+ 0.4+ 180421 I52 0.1+ 0.1- 180424 I52 0.0 0.1+
010924 704 0.7+ 0.3+ 180421 I52 0.0 0.2- 180424 I52 0.7+ 0.1-
010925 704 0.1- 0.8- 180421 I52 0.0 0.1+ 180424 I52 0.1- 0.3-
010925 704 0.5- 0.7- 180421 I52 0.1+ 0.1-
010925 704 (0.8- 1.9-) 180421 P93 0.3+ 0.1-
Ephemeris:
2001 SC170 a,e,i = 2.26, 0.54, 11 q = 1.0421
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2018 03 26 14 18 59.1 -06 46 41 0.6410 1.5838 149.6 18.6 21.6
...
2018 04 10 14 24 25.2 -01 01 51 0.4908 1.4745 161.0 12.8 20.7
...
2018 04 18 14 25 15.4 +03 19 15 0.4271 1.4172 162.5 12.3 20.2
...
2018 04 24 14 25 08.6 +07 10 42 0.3871 1.3750 159.5 14.8 20.1
2018 04 25 14 25 05.0 +07 52 02 0.3811 1.3680 158.7 15.5 20.0
2018 04 26 14 25 00.8 +08 34 05 0.3752 1.3611 157.9 16.2 20.0
...
2018 05 02 14 24 29.3 +13 00 23 0.3436 1.3202 151.6 21.3 19.9
...
2018 05 10 14 23 57.6 +19 23 07 0.3102 1.2677 141.7 29.6 19.9
...
2018 05 25 14 27 19.3 +31 39 31 0.2684 1.1786 122.4 46.5 19.9
Gareth V. Williams (C) Copyright 2018 MPC M.P.E.C. 2018-H83
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