MPEC 2019-N122 : 2019 NX4
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M.P.E.C. 2019-N122 Issued 2019 July 9, 12:36 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
2019 NX4
Observations:
K19N04X C2019 06 22.35002716 51 11.181-20 51 44.20 21.5 GVEN122F51
K19N04X C2019 06 22.36044716 51 08.860-20 51 24.09 21.5 GVEN122F51
K19N04X C2019 06 22.38127316 51 04.172-20 50 42.98 21.3 GVEN122F51
K19N04X* C2019 07 06.30955 15 59 11.839-11 50 29.43 21.6 wUEN122F51
K19N04X C2019 07 06.32248 15 59 08.962-11 49 56.12 21.7 wUEN122F51
K19N04X C2019 07 06.33539 15 59 06.008-11 49 22.42 21.2 wUEN122F51
K19N04X ^C2019 07 08.26070415 52 11.803-10 26 03.34 21.43GVEN122568
K19N04X ^C2019 07 08.26188615 52 11.543-10 26 00.25 21.41GVEN122568
K19N04X ^C2019 07 08.26306815 52 11.280-10 25 57.13 21.41GVEN122568
K19N04X KC2019 07 09.12001015 49 09.52 -09 48 42.1 21.8 VuEN122H21
K19N04X KC2019 07 09.12650015 49 08.13 -09 48 25.2 21.7 VuEN122H21
K19N04X KC2019 07 09.12731115 49 07.95 -09 48 22.9 21.7 VuEN122H21
K19N04X C2019 07 09.14211315 49 05.07 -09 47 42.9 21.5 GVEN122H01
K19N04X C2019 07 09.14651915 49 04.13 -09 47 31.3 21.2 GVEN122H01
K19N04X C2019 07 09.15937915 49 01.30 -09 46 57.9 21.4 GVEN122H01
K19N04X C2019 07 09.16521415 49 00.06 -09 46 42.5 21.3 GVEN122H01
K19N04X KC2019 07 09.16616 15 48 59.96 -09 46 39.9 21.5 RoEN122291
K19N04X KC2019 07 09.17740 15 48 57.50 -09 46 10.0 22.2 RoEN122291
K19N04X KC2019 07 09.19055 15 48 54.65 -09 45 35.4 21.8 RoEN122291
Observer details:
291 LPL/Spacewatch II. Observer R. A. Mastaler. 1.8-m f/2.7 reflector + CCD.
568 Mauna Kea. Observers R. Wainscoat, C. Crowder, T. Burdullis.
Measurers R. Weryk, R. Wainscoat.
3.6-m Canada-France-Hawaii Telescope + CCD.
F51 Pan-STARRS 1, Haleakala. Observers J. Bulger, K. Chambers, T. Lowe,
E. Magnier, A. Schultz, M. Willman. Measurers S. Chastel, M. Huber,
Y. Ramanjooloo, R. Wainscoat, R. Weryk, K. Chambers, T. de Boer, L. Denneau,
J. Fairlamb, H. Flewelling, C.-C. Lin, E. Magnier.
1.8-m Ritchey-Chretien + CCD.
H01 Magdalena Ridge Observatory, Socorro. Observers W. H. Ryan, E. V. Ryan.
Measurer W. H. Ryan. 2.4-m f/8.9 Ritchey-Chretien + CCD.
H21 Astronomical Research Observatory, Westfield. Observer R. Holmes.
Measurers S. Foglia, L. Buzzi, T. Linder, R. Holmes.
1.3-m f/4.0 astrograph + CCD.
Orbital elements:
2019 NX4 Earth MOID = 0.1881 AU
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5 MPC
M 294.98489 (2000.0) P Q
n 0.42461292 Peri. 129.54989 +0.77353825 -0.48685797
a 1.7531022 Node 263.27243 +0.37923685 +0.86851422
e 0.7054822 Incl. 24.11265 +0.50775781 +0.09301808
P 2.32 H 21.1 G 0.15 U 7
Residuals in seconds of arc
190622 F51 0.1- 0.2+ 190708 568 0.0 0.1- 190709 H01 0.5- 0.1-
190622 F51 0.1+ 0.2- 190708 568 0.1- 0.1- 190709 H01 0.1- 0.0
190622 F51 0.0 0.0 190709 H21 0.2- 0.1- 190709 291 0.3+ 0.3-
190706 F51 0.1- 0.1- 190709 H21 0.0 0.2- 190709 291 0.0 0.1+
190706 F51 0.4+ 0.1- 190709 H21 0.1- 0.0 190709 291 0.0 0.3+
190706 F51 0.3- 0.2+ 190709 H01 0.1- 0.1+
190708 568 0.0 0.1- 190709 H01 0.2+ 0.1+
Ephemeris:
2019 NX4 a,e,i = 1.75, 0.71, 24 q = 0.5163
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2019 06 09 17 34 30.5 -26 37 05 0.6795 1.6912 172.6 4.4 21.8
...
2019 06 24 16 45 08.4 -19 56 04 0.5476 1.5431 160.3 12.8 21.5
...
2019 07 02 16 15 07.8 -14 51 55 0.5069 1.4593 144.5 23.9 21.6
...
2019 07 08 15 53 07.3 -10 37 16 0.4892 1.3941 132.4 32.6 21.6
2019 07 09 15 49 35.1 -09 53 45 0.4872 1.3831 130.4 34.1 21.7
2019 07 10 15 46 05.7 -09 10 05 0.4855 1.3719 128.4 35.5 21.7
...
2019 07 16 15 26 17.9 -04 48 28 0.4795 1.3041 116.7 44.1 21.8
...
2019 07 24 15 03 14.7 +00 47 27 0.4805 1.2104 102.0 55.2 21.9
...
2019 08 08 14 28 23.6 +10 16 16 0.4919 1.0257 77.4 74.7 22.2
A. U. Tomatic (C) Copyright 2019 MPC M.P.E.C. 2019-N122
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