[Iaude] MPEC M38: 2001 RQ17 [a=2.00,e=0.49,i=1.3,H=22.6]
mpec at mpcdb1.cfa.harvard.edu
mpec at mpcdb1.cfa.harvard.edu
Tue Jun 19 07:41:18 EDT 2018
M.P.E.C. 2018-M38 Issued 2018 June 19, 11:38 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 https://www.minorplanetcenter.net/ ISSN 1523-6714
2001 RQ17
Revision to MPEC 2001-R45
Additional Observations:
K01R17Q C2018 06 03.31973614 25 02.849-17 29 58.86 21.7 GVEM038F51
K01R17Q C2018 06 03.32689214 25 02.030-17 29 57.53 21.6 GVEM038F51
K01R17Q C2018 06 03.33015614 25 01.675-17 29 56.67 21.5 GVEM038F51
K01R17Q C2018 06 03.34056614 25 00.475-17 29 54.06 22.0 GVEM038F51
K01R17Q C2018 06 03.35097414 24 59.290-17 29 52.10 21.8 GVEM038F51
K01R17Q C2018 06 10.32860614 13 38.316-17 06 30.60 21.4 GVEM038F51
K01R17Q C2018 06 10.33989914 13 37.161-17 06 28.59 21.8 GVEM038F51
K01R17Q C2018 06 10.35108214 13 36.029-17 06 26.64 21.9 GVEM038F51
K01R17Q C2018 06 17.26826 14 04 14.805-16 51 43.44 21.7 wUEM038F51
K01R17Q C2018 06 17.27930 14 04 13.886-16 51 42.55 21.9 wUEM038F51
K01R17Q C2018 06 17.29036 14 04 12.963-16 51 41.69 21.8 wUEM038F51
K01R17Q C2018 06 17.30138 14 04 12.044-16 51 40.87 22.0 wUEM038F51
K01R17Q |C2018 06 17.97632 14 03 26.02 -16 50 27.6 21.4 GUEM038807
K01R17Q |C2018 06 17.98530 14 03 25.30 -16 50 27.0 21.4 GUEM038807
K01R17Q |C2018 06 17.99399 14 03 24.60 -16 50 26.0 21.3 GUEM038807
K01R17Q KC2018 06 18.26119 14 03 04.67 -16 50 38.7 21.8 RoEM038291
K01R17Q KC2018 06 18.26986 14 03 04.02 -16 50 38.0 21.8 RoEM038291
K01R17Q KC2018 06 18.27854 14 03 03.41 -16 50 37.1 21.7 RoEM038291
Observer details:
291 LPL/Spacewatch II. Observer R. A. Mastaler. 1.8-m f/2.7 reflector + CCD.
807 Cerro Tololo. Observers T. Linder, R. Holmes. 0.61-m f/6.5 astrograph
+ 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. Magnier, Y. Ramanjooloo, R. Wainscoat, C. Waters, R. Weryk.
1.8-m Ritchey-Chretien + CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
180603 F51 10+ 4- 180618 291 8.26+ 4.62- MPO 74097 -6.7 day
Orbital elements:
2001 RQ17 Earth MOID = 0.0222 AU
Epoch 2018 Mar. 23.0 TT = JDT 2458200.5 MPC
M 309.89872 (2000.0) P Q
n 0.34796454 Peri. 284.58677 +0.71036906 +0.70372992
a 2.0019169 Node 30.68899 -0.63649824 +0.64949683
e 0.4932478 Incl. 1.32841 -0.30040937 +0.28795500
P 2.83 H 22.6 G 0.15 U 2
Residuals in seconds of arc
010911 704 0.2+ 0.4- 010918 360 0.2+ 0.4- 011006 644 0.1- 0.5+
010911 704 0.2+ 0.7- 010918 360 0.4+ 0.2- 011006 644 0.3- 0.3+
010911 704 0.2+ 0.8- 010918 360 0.2+ 0.4- 011011 644 (5.1+ 1.9+)
010911 704 0.4- 0.7- 010918 046 0.3- 0.6+ 011017 691 0.3- 0.3+
010911 704 0.3- 0.9- 010918 046 0.2+ 0.4+ 011017 691 0.3- 0.1+
010912 704 0.0 0.4+ 010918 046 0.1- 0.4+ 011017 691 0.2- 0.0
010912 704 0.1+ 0.0 010918 046 0.0 0.5- 011017 644 0.0 0.1+
010912 704 0.2+ 0.5+ 010918 046 0.3- 0.4+ 011017 644 0.0 0.1+
010912 704 0.0 0.4+ 010919 704 0.4- 0.4- 011017 644 0.0 0.3+
010912 704 0.1+ 0.3+ 010919 704 0.1- 0.0 011017 644 0.0 0.4+
010912 704 0.0 0.3+ 010919 704 0.1+ 0.7- 180603 F51 0.0 0.1+
010912 704 0.4- 0.2- 010919 704 0.4+ 1.0- 180603 F51 0.0 0.1-
010912 704 0.0 0.5+ 010919 704 0.7- 0.8+ 180603 F51 0.3+ 0.0
010912 704 0.2+ 0.1- 010921 704 0.5- 0.4+ 180603 F51 0.1+ 0.3+
010912 704 0.4+ 0.3+ 010921 704 0.3- 0.4+ 180603 F51 0.2+ 0.1-
010913 422 0.5+ 0.3- 010921 704 0.7- 0.4+ 180610 F51 0.1- 0.2+
010913 422 0.1- 0.1- 010921 704 0.1+ 0.4+ 180610 F51 0.1- 0.1+
010913 422 0.9+ 0.1- 010921 704 0.1+ 0.7+ 180610 F51 0.1+ 0.0
010917 402 0.0 0.2- 010921 201 (0.9- 2.0-) 180617 F51 0.1- 0.0
010917 402 0.5+ 0.0 010921 201 (2.1+ 0.0 ) 180617 F51 0.1- 0.1+
010917 402 0.2+ 0.1+ 010921 201 0.2- 0.1- 180617 F51 0.1- 0.1+
010917 422 0.5+ 0.1- 010923 402 0.1- 0.2+ 180617 F51 0.1- 0.0
010917 422 0.8+ 0.2- 010923 402 0.2- 0.5+ 180617 807 0.2+ 0.6-
010917 422 0.5+ 0.9- 010923 402 0.0 0.0 180617 807 0.1+ 0.4-
010918 699 0.7- 0.2+ 010925 644 0.7- 0.6+ 180617 807 0.0 0.2+
010918 699 0.5- 0.1+ 010925 644 1.1- 0.4+ 180618 291 0.4- 0.2+
010918 699 0.2+ 0.2- 010925 644 0.2- 0.5+ 180618 291 0.2- 0.1+
010918 699 0.1+ 0.3+ 011006 644 0.4+ 0.2- 180618 291 0.6+ 0.2+
Ephemeris:
2001 RQ17 a,e,i = 2.00, 0.49, 1 q = 1.0145
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2018 05 20 14 50 18.5 -18 23 29 0.3934 1.3977 166.8 9.5 21.9
...
2018 06 04 14 23 52.8 -17 27 12 0.3259 1.2978 146.2 25.8 21.9
...
2018 06 12 14 11 10.6 -17 01 41 0.2997 1.2470 135.5 34.8 21.9
...
2018 06 18 14 03 23.7 -16 50 33 0.2827 1.2106 127.9 41.4 21.9
2018 06 19 14 02 16.8 -16 49 38 0.2800 1.2046 126.7 42.5 21.9
2018 06 20 14 01 13.3 -16 49 01 0.2774 1.1988 125.5 43.6 21.9
...
2018 06 26 13 56 04.3 -16 52 10 0.2617 1.1649 118.7 50.0 21.9
...
2018 07 04 13 52 29.9 -17 16 47 0.2406 1.1234 110.4 58.0 21.8
...
2018 07 19 13 56 17.2 -19 18 23 0.1965 1.0606 97.7 71.7 21.7
A. U. Tomatic (C) Copyright 2018 MPC M.P.E.C. 2018-M38
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