MPEC 2018-G30 : 2000 HO40
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M.P.E.C. 2018-G30 Issued 2018 Apr. 8, 04:14 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
2000 HO40
Revision to MPEC 2000-J21
Additional Observations:
K00H40O C2018 04 06.18747 08 31 40.76 +40 14 54.9 19.0 GUEG030G96
K00H40O C2018 04 06.19315 08 31 44.21 +40 14 01.6 19.6 GUEG030G96
K00H40O C2018 04 06.19883 08 31 47.64 +40 13 08.2 17.7 GUEG030G96
K00H40O C2018 04 06.20452 08 31 51.06 +40 12 13.9 19.4 GUEG030G96
K00H40O C2018 04 06.24116 08 32 13.31 +40 06 25.9 18.3 GUEG030I52
K00H40O C2018 04 06.24146 08 32 13.47 +40 06 23.5 18.7 GUEG030I52
K00H40O C2018 04 06.24176 08 32 13.66 +40 06 20.3 19.0 GUEG030I52
K00H40O C2018 04 06.24205 08 32 13.79 +40 06 16.7 19.6 GUEG030I52
K00H40O C2018 04 06.26304 08 32 26.65 +40 02 58.0 19.7 GUEG030I52
K00H40O C2018 04 06.26334 08 32 26.75 +40 02 55.5 UEG030I52
K00H40O C2018 04 06.26363 08 32 27.02 +40 02 51.9 19.3 GUEG030I52
K00H40O C2018 04 06.26393 08 32 27.15 +40 02 47.8 19.1 GUEG030I52
K00H40O KC2018 04 06.79822 08 37 54.39 +38 42 15.4 19.4 RrEG030106
K00H40O KC2018 04 06.80178 08 37 56.34 +38 41 44.5 19.3 RrEG030106
K00H40O KC2018 04 06.80215 08 37 56.91 +38 41 35.6 19.7 GUEG030K87
K00H40O KC2018 04 06.80290 08 37 57.37 +38 41 29.2 20.3 GUEG030K87
K00H40O KC2018 04 06.80380 08 37 57.85 +38 41 21.2 19.4 GUEG030K87
K00H40O KC2018 04 06.81736 08 38 05.09 +38 39 29.5 18.9 RUEG030104
K00H40O KC2018 04 06.82155 08 38 07.32 +38 38 53.4 18.6 RUEG030104
K00H40O KC2018 04 06.82992 08 38 11.83 +38 37 38.5 UEG030104
K00H40O KC2018 04 06.83410 08 38 14.02 +38 37 02.2 UEG030104
K00H40O KC2018 04 06.83460 08 38 14.13 +38 36 54.8 19.6 VSEG030L01
K00H40O KC2018 04 06.83662 08 38 15.23 +38 36 37.4 19.4 VSEG030L01
K00H40O KC2018 04 06.83865 08 38 16.29 +38 36 18.7 19.4 VSEG030L01
K00H40O KC2018 04 06.84067 08 38 17.41 +38 36 01.0 19.6 VSEG030L01
K00H40O KC2018 04 06.84269 08 38 18.52 +38 35 43.5 19.7 VSEG030L01
K00H40O KC2018 04 06.87217 08 38 34.74 +38 31 13.2 19.5 VSEG030C43
K00H40O KC2018 04 06.87434 08 38 35.92 +38 30 54.0 19.3 VSEG030C43
K00H40O KC2018 04 06.87652 08 38 37.09 +38 30 34.9 19.4 VSEG030C43
K00H40O KC2018 04 06.87869 08 38 38.23 +38 30 13.9 19.4 VSEG030C43
K00H40O KC2018 04 06.88915 08 38 45.05 +38 28 48.0 UEG030J95
K00H40O KC2018 04 06.89075 08 38 45.90 +38 28 33.4 UEG030J95
K00H40O KC2018 04 06.89249 08 38 46.82 +38 28 18.4 19.2 GUEG030J95
K00H40O C2018 04 06.90719908 38 53.68 +38 26 13.0 19.4 GUEG030587
K00H40O C2018 04 06.91302108 38 56.82 +38 25 20.7 UEG030587
K00H40O C2018 04 07.15213 08 41 11.14 +37 51 33.7 19.0 GUEG030I52
K00H40O C2018 04 07.15292 08 41 11.57 +37 51 27.4 18.8 GUEG030I52
K00H40O C2018 04 07.15322 08 41 11.68 +37 51 24.8 19.2 GUEG030I52
K00H40O C2018 04 07.15402 08 41 12.12 +37 51 17.7 19.1 GUEG030I52
K00H40O C2018 04 07.79582 08 46 40.10 +36 22 49.4 19.7 RqEG030246
K00H40O C2018 04 07.79619 08 46 40.29 +36 22 47.4 qEG030246
K00H40O C2018 04 07.79646 08 46 40.48 +36 22 44.6 19.5 RqEG030246
K00H40O C2018 04 07.79711 08 46 40.71 +36 22 40.4 qEG030246
K00H40O C2018 04 07.79748 08 46 40.86 +36 22 36.7 qEG030246
K00H40O C2018 04 07.79788 08 46 41.03 +36 22 33.5 qEG030246
K00H40O KC2018 04 07.84585 08 47 02.76 +36 16 13.7 19.5 VqEG030595
K00H40O KC2018 04 07.85288 08 47 05.98 +36 15 18.7 19.5 VqEG030595
K00H40O KC2018 04 07.85991 08 47 09.07 +36 14 21.2 qEG030595
K00H40O KC2018 04 07.94276 08 47 46.57 +36 03 18.9 19.9 RUEG030K65
K00H40O KC2018 04 07.96199 08 47 55.35 +36 00 44.7 20.3 RUEG030K65
K00H40O KC2018 04 07.98359 08 48 05.19 +35 57 51.1 19.7 RUEG030K65
K00H40O C2018 04 08.11828 08 49 12.60 +35 41 04.4 19.7 GUEG030I52
K00H40O C2018 04 08.11852 08 49 12.64 +35 41 02.3 20.0 GUEG030I52
K00H40O C2018 04 08.11876 08 49 12.75 +35 41 00.7 19.5 GUEG030I52
K00H40O C2018 04 08.11901 08 49 12.87 +35 40 58.4 19.2 GUEG030I52
K00H40O C2018 04 08.12246908 49 13.97 +35 40 30.0 19.1 GUEG030H01
K00H40O C2018 04 08.12984708 49 17.08 +35 39 33.0 19.1 GUEG030H01
K00H40O C2018 04 08.13757008 49 20.34 +35 38 33.2 19.4 GUEG030H01
K00H40O C2018 04 08.14399208 49 23.05 +35 37 43.7 19.3 GUEG030H01
Observer details:
104 San Marcello Pistoiese. Observers P. Bacci, M. Maestripieri, M. D. Grazia.
Measurers P. Bacci, L. Tesi, G. Fagioli. 0.60-m f/4 reflector + CCD.
106 Crni Vrh. Observer B. Mikuz. 0.6-m f/3.3 Deltagraph + CCD.
246 Klet Observatory-KLENOT. Observers M. Tichy, J. Ticha. Measurer M. Tichy.
1.06-m KLENOT Telescope + CCD.
587 Sormano. Observers A. Fumagalli, F. Manca, I. Proserpio, P. Sicoli,
A. Testa. Measurer F. Manca. 0.5-m f/6.8 reflector + CCD.
595 Farra d'Isonzo. Observers U. Montanar, G. Panterotto, E. Pettarin,
F. Piani. Measurer E. Pettarin. 0.61-m f/4.0 reflector + CCD.
C43 Hoyerswerda. Observer P. Lindner. 0.30-m f/6.3 Schmidt-Cassegrain + CCD.
G96 Mt. Lemmon Survey. Observer G. J. Leonard. 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.
H01 Magdalena Ridge Observatory, Socorro. Observers W. H. Ryan, E. V. Ryan.
Measurer W. H. Ryan. 2.4-m f/8.9 reflector + CCD.
I52 Steward Observatory, Mt. Lemmon Station. 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. 1.0-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.
K87 Dettelbach Vineyard Observatory. Observer B. Haeusler. 0.30-m
Schmidt-Cassegrain + CCD.
L01 Visnjan Observatory, Tican. Observer K. Korlevic. 1.0-m f/2.9 reflector
+ CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc (or integer in degrees), reference and Delta-T
180406 G96 130- 64+ 180408 H01 137- 60+ MPO 57775 -165 day
Orbital elements:
2000 HO40 Earth MOID = 0.0383 AU
Epoch 2018 Mar. 23.0 TT = JDT 2458200.5 MPC
M 94.55799 (2000.0) P Q
n 1.52947393 Peri. 6.34064 +0.80508812 -0.59096283
a 0.7460616 Node 30.06830 +0.53964432 +0.69409581
e 0.5173768 Incl. 5.83668 +0.24620547 +0.41108873
P 0.64 H 22.1 G 0.15 U 5
Residuals in seconds of arc
000425 699 0.6+ 0.6- 180406 G96 0.4- 0.2+ 180406 J95 0.3+ 0.3-
000425 699 0.9- 0.5- 180406 I52 0.0 0.0 180406 J95 0.1+ 0.0
000425 699 0.1- 0.3- 180406 I52 0.2- 0.5+ 180406 587 0.1+ 0.6+
000425 699 0.2+ 0.7- 180406 I52 0.1- 0.2+ 180406 587 0.1+ 0.1-
000425 557 0.7+ 0.8- 180406 I52 0.7- 0.7- 180407 I52 0.0 0.0
000425 557 0.3- 1.1+ 180406 I52 0.5+ 0.2+ 180407 I52 0.4+ 0.5+
000426 557 0.5- 0.1- 180406 I52 0.4- 0.6+ 180407 I52 0.1- 0.4+
000426 557 0.3+ 0.1+ 180406 I52 0.6+ 0.2- 180407 I52 0.3+ 0.2+
000426 557 0.1- 0.4+ 180406 I52 0.0 1.5- 180407 246 0.4- 0.5-
000426 557 0.6+ 0.5+ 180406 106 0.9- 0.5- 180407 246 0.1- 0.5+
000426 046 0.2- 0.7- 180406 106 0.6- 0.1+ 180407 246 0.7+ 0.2-
000426 046 0.2- 0.7- 180406 K87 0.8- 0.0 180407 246 0.1- 0.8+
000426 046 0.9- 1.3+ 180406 K87 0.2- 0.2+ 180407 246 0.3- 0.1+
000426 046 0.5- 1.0+ 180406 K87 0.3- 0.2+ 180407 246 0.4- 0.1+
000428 858 0.9+ 0.4+ 180406 104 0.0 0.5- 180407 595 0.1- 0.2-
000428 858 0.6+ 0.6+ 180406 104 0.3- 0.4+ 180407 595 0.5+ 1.1+
000428 858 0.2- 0.4+ 180406 104 0.3- 0.5- 180407 595 0.5- 0.1-
000429 673 (1.6+ 1.7-) 180406 104 1.0- 0.2+ 180407 K65 0.2+ 0.1-
000429 673 (1.4- 1.7-) 180406 L01 0.2- 0.3- 180407 K65 0.5+ 0.2+
000429 858 0.0 0.1+ 180406 L01 0.1- 0.1+ 180407 K65 0.2+ 0.0
000429 858 0.4+ 0.7- 180406 L01 0.5- 0.6- 180408 I52 0.6+ 0.1+
000503 858 0.9+ 0.1+ 180406 L01 0.2- 0.4- 180408 I52 0.1- 0.2-
000505 858 0.8- 0.9- 180406 L01 0.1+ 0.0 180408 I52 0.0 0.1+
000505 858 0.4- 0.7- 180406 C43 0.4+ 0.2- 180408 I52 0.2+ 0.3-
000505 858 0.1- 0.4+ 180406 C43 0.4+ 0.1- 180408 H01 0.1+ 0.1+
180406 G96 0.1- 0.4- 180406 C43 0.2+ 0.1+ 180408 H01 0.0 0.0
180406 G96 0.0 0.1+ 180406 C43 (0.2- 1.7-) 180408 H01 0.0 0.1-
180406 G96 0.1- 0.5+ 180406 J95 0.4+ 0.2+ 180408 H01 0.1+ 0.0
Ephemeris:
2000 HO40 a,e,i = 0.75, 0.52, 6 q = 0.3601
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2018 03 09 22 56 18.8 +13 35 16 0.1772 0.8272 18.9 157.1 28.0
...
2018 03 24 00 40 55.5 +47 07 01 0.07430 0.9471 46.4 130.4 22.1
...
2018 04 01 06 45 58.4 +56 19 38 0.07133 0.9981 87.2 88.7 19.5
...
2018 04 07 08 39 48.5 +38 13 16 0.1007 1.0307 104.5 70.0 19.6
2018 04 08 08 48 17.1 +35 56 24 0.1069 1.0357 106.0 68.3 19.7
2018 04 09 08 55 28.6 +33 52 37 0.1133 1.0406 107.2 66.8 19.8
...
2018 04 15 09 23 17.9 +24 55 26 0.1545 1.0669 110.4 61.8 20.4
...
2018 04 23 09 43 22.2 +18 08 20 0.2132 1.0949 109.4 60.0 21.1
...
2018 05 08 10 07 26.7 +11 16 12 0.3248 1.1263 102.7 60.9 22.1
A. U. Tomatic (C) Copyright 2018 MPC M.P.E.C. 2018-G30
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