MPEC 2018-H72 : 2018 HO1
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M.P.E.C. 2018-H72 Issued 2018 Apr. 24, 21:45 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
2018 HO1
Observations:
K18H01O* C2018 04 21.24059 11 49 56.16 +02 42 14.9 19.0 GUEH072G96
K18H01O C2018 04 21.24575 11 50 02.06 +02 44 04.7 18.8 GUEH072G96
K18H01O C2018 04 21.25093 11 50 07.93 +02 45 54.2 18.9 GUEH072G96
K18H01O C2018 04 21.25607 11 50 13.80 +02 47 43.9 18.9 GUEH072G96
K18H01O C2018 04 21.29146 11 50 54.18 +03 00 14.1 18.3 GUEH072703
K18H01O C2018 04 21.29675 11 51 00.27 +03 02 05.7 18.4 GUEH072703
K18H01O C2018 04 21.37566 11 52 31.67 +03 29 45.6 18.7 GUEH072I52
K18H01O C2018 04 21.37590 11 52 31.91 +03 29 50.4 18.4 GUEH072I52
K18H01O C2018 04 21.37614 11 52 32.21 +03 29 55.3 18.5 GUEH072I52
K18H01O C2018 04 21.37638 11 52 32.49 +03 30 00.6 18.1 GUEH072I52
K18H01O C2018 04 21.57876 11 56 50.21 +04 40 11.0 18.8 RrEH072P93
K18H01O C2018 04 21.58337 11 56 55.38 +04 41 46.1 18.7 RrEH072P93
K18H01O KC2018 04 21.81245 12 01 41.24 +05 58 52.1 18.9 RUEH072104
K18H01O KC2018 04 21.82089 12 01 50.65 +06 01 41.8 18.9 RUEH072104
K18H01O KC2018 04 21.82517 12 01 55.45 +06 03 08.5 19.0 RUEH072104
K18H01O KC2018 04 21.84507 12 02 16.86 +06 09 41.8 19.3 VqEH072595
K18H01O KC2018 04 21.85020 12 02 22.52 +06 11 24.7 19.1 VqEH072595
K18H01O KC2018 04 21.85534 12 02 28.20 +06 13 08.2 18.8 VqEH072595
K18H01O C2018 04 21.85711 12 02 29.86 +06 13 33.6 qEH072246
K18H01O C2018 04 21.85748 12 02 30.01 +06 13 42.1 qEH072246
K18H01O KC2018 04 21.85962 12 02 32.95 +06 14 33.9 19.3 VqEH072595
K18H01O KC2018 04 21.86646 12 02 40.54 +06 16 50.9 19.0 VqEH072595
K18H01O KC2018 04 21.87342 12 02 47.90 +06 18 54.5 19.0 RuEH072557
K18H01O KC2018 04 21.87464 12 02 49.27 +06 19 19.3 18.9 RuEH072557
K18H01O KC2018 04 21.87585 12 02 50.54 +06 19 43.1 19.1 RuEH072557
K18H01O KC2018 04 21.87707 12 02 51.94 +06 20 07.8 18.9 RuEH072557
K18H01O KC2018 04 21.87835 12 02 53.34 +06 20 33.4 19.1 RuEH072557
K18H01O KC2018 04 21.88432 12 03 00.91 +06 22 56.1 19.0 RUEH072160
K18H01O KC2018 04 21.88936 12 03 06.88 +06 24 30.3 18.9 GUEH072203
K18H01O KC2018 04 21.89194 12 03 09.21 +06 25 29.5 19.2 RUEH072160
K18H01O KC2018 04 21.90762 12 03 26.97 +06 30 33.9 19.0 GUEH072203
K18H01O KC2018 04 21.99440 12 05 02.91 +06 59 08.5 UEH072204
K18H01O KC2018 04 22.00001 12 05 09.13 +07 00 58.4 19.2 GUEH072204
K18H01O KC2018 04 22.00562 12 05 15.39 +07 02 48.2 UEH072204
K18H01O C2018 04 22.29454 12 10 53.97 +08 37 02.4 19.8 GUEH072I52
K18H01O C2018 04 22.29472 12 10 54.13 +08 37 05.4 19.0 GUEH072I52
K18H01O C2018 04 22.29490 12 10 54.34 +08 37 09.4 19.1 GUEH072I52
K18H01O C2018 04 22.29509 12 10 54.51 +08 37 12.7 18.9 GUEH072I52
K18H01O C2018 04 22.68449 12 18 10.97 +10 37 18.4 20.0 RrEH072P93
K18H01O C2018 04 22.68911 12 18 15.82 +10 38 41.1 20.4 RrEH072P93
K18H01O C2018 04 22.69143 12 18 18.26 +10 39 22.0 19.3 RrEH072P93
K18H01O C2018 04 22.69374 12 18 20.70 +10 40 03.7 19.8 RrEH072P93
K18H01O C2018 04 22.69605 12 18 23.08 +10 40 44.7 19.4 RrEH072P93
K18H01O KC2018 04 22.80365 12 20 37.15 +11 12 03.0 18.7 RqEH072585
K18H01O KC2018 04 22.80415 12 20 37.71 +11 12 12.5 18.8 RqEH072585
K18H01O KC2018 04 22.80477 12 20 38.34 +11 12 23.4 18.8 RqEH072585
K18H01O KC2018 04 22.80515 12 20 38.72 +11 12 30.0 18.9 RqEH072585
K18H01O KC2018 04 22.80577 12 20 39.36 +11 12 40.8 19.0 RqEH072585
K18H01O KC2018 04 22.80626 12 20 39.85 +11 12 49.3 18.9 RqEH072585
K18H01O KC2018 04 22.80664 12 20 40.25 +11 12 56.5 18.8 RqEH072585
K18H01O KC2018 04 22.84669 12 21 25.66 +11 25 09.6 18.7 RUEH072K65
K18H01O KC2018 04 22.84994 12 21 28.52 +11 26 02.6 19.6 VSEH072L01
K18H01O KC2018 04 22.85176 12 21 30.46 +11 26 35.0 19.3 VSEH072L01
K18H01O KC2018 04 22.85358 12 21 32.32 +11 27 07.8 19.3 VSEH072L01
K18H01O KC2018 04 22.85377 12 21 34.99 +11 26 44.1 UEH072J95
K18H01O KC2018 04 22.85541 12 21 34.10 +11 27 39.2 19.2 VSEH072L01
K18H01O KC2018 04 22.85780 12 21 39.10 +11 27 55.7 UEH072J95
K18H01O KC2018 04 22.86219 12 21 43.65 +11 29 13.4 19.1 GUEH072J95
K18H01O KC2018 04 22.86363 12 21 42.93 +11 30 09.8 19.9 RUEH072K65
K18H01O KC2018 04 22.88124 12 22 00.85 +11 35 20.1 19.1 RUEH072K65
K18H01O C2018 04 22.88190 12 22 00.84 +11 35 14.0 qEH072246
K18H01O C2018 04 22.88227 12 22 01.30 +11 35 21.3 qEH072246
K18H01O C2018 04 22.88270 12 22 01.80 +11 35 27.3 qEH072246
K18H01O KC2018 04 22.90716 12 22 25.50 +11 42 40.4 19.0 RoEH072K88
K18H01O KC2018 04 22.91085 12 22 29.27 +11 43 45.1 18.8 RoEH072K88
K18H01O KC2018 04 22.91599 12 22 34.53 +11 45 14.9 18.8 RoEH072K88
K18H01O C2018 04 23.13650 12 26 45.89 +12 49 27.3 18.8 GUEH072I52
K18H01O C2018 04 23.13669 12 26 46.07 +12 49 31.0 18.7 GUEH072I52
K18H01O C2018 04 23.13687 12 26 46.27 +12 49 33.8 19.2 GUEH072I52
K18H01O C2018 04 23.13705 12 26 46.42 +12 49 37.4 UEH072I52
K18H01O C2018 04 24.18544 12 44 36.50 +17 22 55.6 19.0 GUEH072I52
K18H01O C2018 04 24.18568 12 44 36.70 +17 22 59.1 19.0 GUEH072I52
K18H01O C2018 04 24.18592 12 44 36.90 +17 23 02.9 18.8 GUEH072I52
K18H01O C2018 04 24.18616 12 44 37.12 +17 23 06.4 19.0 GUEH072I52
K18H01O KC2018 04 24.85452 12 55 07.40 +19 53 14.4 UEH072587
K18H01O KC2018 04 24.85572 12 55 08.42 +19 53 30.1 19.3 GUEH072587
K18H01O KC2018 04 24.86023 12 55 12.24 +19 54 28.3 UEH072587
K18H01O KC2018 04 24.86443 12 55 15.83 +19 55 22.8 UEH072587
Observer details:
104 San Marcello Pistoiese. Observers P. Bacci, M. Maestripieri. 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.
203 GiaGa Observatory. Observers S. Foglia, G. Galli. Measurer G. Galli.
0.28-m f/6.8 Schmidt-Cassegrain + CCD.
204 Schiaparelli Observatory. Observer L. Buzzi. 0.60-m f/4.64 reflector
+ CCD.
246 Klet Observatory-KLENOT. Observers J. Ticha, M. Tichy. Measurer M. Tichy.
1.06-m KLENOT Telescope + CCD.
557 Ondrejov. Observers M. Masek, H. Kucakova. Measurer M. Masek. 0.65-m
f/3.6 reflector + CCD.
585 Kyiv comet station. Observer A. Baransky. 0.7-m f/4 reflector + CCD.
587 Sormano. Observers E. Calo', L. Catallo, M. Conti, R. Ferracani, R. Nava.
Measurer R. Ferracani. 0.5-m f/6.8 reflector + CCD.
595 Farra d'Isonzo. Observers M. Ceschia, U. Montanar, E. Pettarin, F. Piani.
Measurer E. Pettarin. 0.61-m f/4.0 reflector + CCD.
703 Catalina Sky Survey. Observer E. J. Christensen. 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.
G96 Mt. Lemmon 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.
1.5-m reflector + 10K CCD.
I52 Steward Observatory, Mt. Lemmon Station. Observers E. J. Christensen,
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. 1.0-m reflector + CCD.
J95 Great Shefford. Observer P. Birtwhistle. 0.40-m f/6.0 Schmidt-Cassegrain
+ CCD.
K65 Cesena. Observer V. Tinella. 0.40-m f/7 Schmidt-Cassegrain + CCD.
K88 GINOP-KHK, Piszkesteto. Observers B. Ignacz, G. Csornyei. Measurer
K. Sarneczky. 0.60-m Schmidt + CCD.
L01 Visnjan Observatory, Tican. Observer K. Korlevic. 1.0-m f/2.9 reflector
+ CCD.
P93 Space Tracking and Communications Center, JAXA. Observers K. Nishiyama,
S. Okumura. 1.0-m f/3.0 reflector + CCD.
Orbital elements:
2018 HO1 Earth MOID = 0.0237 AU
Epoch 2018 Mar. 23.0 TT = JDT 2458200.5 MPC
M 5.47928 (2000.0) P Q
n 0.75801293 Peri. 322.20202 -0.98279896 -0.14999993
a 1.1912922 Node 209.71329 +0.17034429 -0.96162721
e 0.1610506 Incl. 12.55349 -0.07133744 -0.22972404
P 1.30 H 25.4 G 0.15 U 6
Residuals in seconds of arc
180421 G96 0.1- 0.2- 180421 557 0.1- 0.3- 180422 L01 0.7+ 0.0
180421 G96 0.2+ 0.1- 180421 160 0.4+ 0.1+ 180422 L01 0.7+ 0.5+
180421 G96 0.3- 0.6- 180421 203 0.2+ 0.4+ 180422 J95 0.5+ 0.1-
180421 G96 0.1- 0.1- 180421 160 0.9- 1.3+ 180422 L01 0.6- 0.5-
180421 703 0.4- 0.2+ 180421 203 0.4- 0.0 180422 J95 0.4- 0.1-
180421 703 0.1+ 0.0 180421 204 0.1+ 0.1+ 180422 J95 0.3- 0.2-
180421 I52 0.3+ 0.2+ 180422 204 0.1- 0.1- 180422 K65 0.3+ 0.3+
180421 I52 0.3- 0.1- 180422 204 0.2+ 0.3- 180422 K65 0.7+ 0.1-
180421 I52 0.1- 0.2- 180422 I52 0.2+ 0.1+ 180422 246 1.5- 0.3+
180421 I52 0.1- 0.1+ 180422 I52 0.2- 0.3- 180422 246 0.3- 1.1+
180421 P93 0.2+ 0.0 180422 I52 0.1+ 0.3+ 180422 246 0.6+ 0.5-
180421 P93 0.5+ 0.2+ 180422 I52 0.4- 0.0 180422 K88 0.1+ 0.3+
180421 104 0.4- 0.3+ 180422 P93 0.1+ 0.0 180422 K88 0.2+ 0.6+
180421 104 0.5- 0.2- 180422 P93 0.1+ 0.1+ 180422 K88 0.5+ 0.6+
180421 104 0.0 0.2+ 180422 P93 0.1+ 0.5- 180423 I52 0.0 0.1-
180421 595 0.8+ 0.0 180422 P93 0.3+ 0.0 180423 I52 0.2- 0.3+
180421 595 0.3+ 0.1- 180422 P93 0.5- 0.3- 180423 I52 0.1+ 0.0
180421 595 0.1+ 0.3+ 180422 585 0.5- 0.4- 180423 I52 0.3- 0.6+
180421 246 0.2- 1.2+ 180422 585 0.2+ 0.2+ 180424 I52 0.2+ 0.1-
180421 246 (4.1- 2.3+) 180422 585 0.0 0.0 180424 I52 0.0 0.0
180421 595 0.2+ 0.1+ 180422 585 0.2- 0.1- 180424 I52 0.2- 0.3+
180421 595 0.6+ 0.1+ 180422 585 0.2- 0.4- 180424 I52 0.1- 0.3+
180421 557 0.4+ 0.6- 180422 585 0.4- 0.6- 180424 587 0.1- 0.3-
180421 557 0.6+ 0.2- 180422 585 0.3- 0.2- 180424 587 0.1- 0.1-
180421 557 0.5- 0.6- 180422 K65 0.3+ 0.2+ 180424 587 0.0 0.2-
180421 557 0.2+ 0.3- 180422 L01 0.5- 0.2- 180424 587 0.5+ 0.1+
Ephemeris:
2018 HO1 a,e,i = 1.19, 0.16, 13 q = 0.9994
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2018 03 25 06 02 35.9 -49 51 25 0.1067 1.0015 89.3 84.6 23.5
...
2018 04 09 07 45 37.1 -45 09 51 0.05194 1.0131 101.6 75.5 21.6
...
2018 04 17 10 14 16.3 -23 02 43 0.03030 1.0233 129.6 49.1 19.7
...
2018 04 23 12 24 08.3 +12 12 00 0.03273 1.0325 145.6 33.4 19.4
2018 04 24 12 41 27.5 +16 38 55 0.03500 1.0342 144.1 34.8 19.6
2018 04 25 12 57 13.9 +20 25 27 0.03763 1.0359 142.2 36.5 19.8
...
2018 05 01 14 04 29.0 +33 02 51 0.05777 1.0467 131.6 46.0 21.1
...
2018 05 09 14 49 44.0 +38 04 16 0.08929 1.0627 124.6 51.4 22.2
...
2018 05 24 15 25 23.3 +38 29 04 0.1515 1.0967 120.2 52.9 23.4
A. U. Tomatic (C) Copyright 2018 MPC M.P.E.C. 2018-H72
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