MPEC 2019-R15 : 2019 QL7
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M.P.E.C. 2019-R15 Issued 2019 September 3, 01:41 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 QL7
Observations:
K19Q07L C2019 08 31.25788621 48 08.753-14 05 00.41 21.1 GVER015F51
K19Q07L C2019 08 31.27298221 48 06.654-14 03 37.03 21.1 GVER015F51
K19Q07L C2019 08 31.28807621 48 04.511-14 02 14.25 21.0 GVER015F51
K19Q07L C2019 08 31.30316121 48 02.322-14 00 51.62 20.9 GVER015F51
K19Q07L C2019 08 31.30466721 48 02.083-14 00 42.60 21.1 GVER015F51
K19Q07L C2019 08 31.31826421 48 00.073-13 59 28.34 20.9 GVER015F51
K19Q07L C2019 08 31.31977021 47 59.845-13 59 20.14 20.9 GVER015F51
K19Q07L C2019 08 31.33487621 47 57.561-13 57 57.16 21.2 GVER015F51
K19Q07L C2019 08 31.36356521 47 53.151-13 55 19.53 21.0 GVER015F51
K19Q07L C2019 08 31.37880721 47 50.785-13 53 55.71 21.0 GVER015F51
K19Q07L C2019 08 31.38031521 47 50.563-13 53 47.69 21.0 GVER015F51
K19Q07L C2019 08 31.40446821 47 46.814-13 51 34.91 21.1 GVER015F51
K19Q07L C2019 08 31.41956321 47 44.493-13 50 12.28 21.4 GVER015F51
K19Q07L C2019 08 31.42409221 47 43.803-13 49 47.30 21.0 GVER015F51
K19Q07L C2019 08 31.42560121 47 43.563-13 49 38.59 21.4 GVER015F51
K19Q07L C2019 08 31.43465921 47 42.180-13 48 48.85 21.3 GVER015F51
K19Q07L C2019 08 31.43919521 47 41.482-13 48 23.76 20.9 GVER015F51
K19Q07L C2019 08 31.44070321 47 41.272-13 48 15.99 20.9 GVER015F51
K19Q07L* C2019 08 31.45581021 47 39.015-13 46 53.29 21.2 GVER015F51
K19Q07L C2019 08 31.46486621 47 37.661-13 46 03.00 21.0 GVER015F51
K19Q07L C2019 08 31.46939921 47 36.993-13 45 37.94 21.2 GVER015F51
K19Q07L C2019 08 31.47090721 47 36.781-13 45 29.89 21.1 GVER015F51
K19Q07L C2019 08 31.47996821 47 35.471-13 44 39.93 20.8 GVER015F51
K19Q07L C2019 08 31.48449321 47 34.825-13 44 15.40 20.9 GVER015F51
K19Q07L C2019 08 31.50298721 47 32.221-13 42 33.61 21.0 GVER015F51
K19Q07L C2019 08 31.53168021 47 28.365-13 39 56.16 21.0 GVER015F51
K19Q07L C2019 08 31.53319721 47 28.189-13 39 48.30 20.8 GVER015F51
K19Q07L C2019 08 31.54227121 47 27.025-13 38 58.19 21.0 GVER015F51
K19Q07L C2019 08 31.54832321 47 26.268-13 38 25.59 21.0 GVER015F51
K19Q07L C2019 09 01.37501321 46 30.184-12 32 08.59 21.3 GVER015F51
K19Q07L C2019 09 01.38104421 46 29.422-12 31 42.31 21.1 GVER015F51
K19Q07L C2019 09 01.39012021 46 28.281-12 31 02.69 21.2 GVER015F51
K19Q07L C2019 09 01.39616321 46 27.517-12 30 36.19 21.5 GVER015F51
K19Q07L C2019 09 01.41124721 46 25.629-12 29 30.13 21.2 GVER015F51
K19Q07L C2019 09 01.41880021 46 24.696-12 28 57.44 21.0 GVER015F51
K19Q07L C2019 09 01.42635121 46 23.776-12 28 24.34 20.8 GVER015F51
K19Q07L C2019 09 01.43540121 46 22.636-12 27 44.57 21.1 GVER015F51
K19Q07L |C2019 09 02.12511 21 45 42.67 -11 39 34.3 21.6 VuER015807
K19Q07L |C2019 09 02.13328 21 45 41.82 -11 39 03.7 21.5 VuER015807
K19Q07L |C2019 09 02.14122 21 45 40.97 -11 38 34.4 21.8 VuER015807
K19Q07L KC2019 09 02.14673421 45 42.32 -11 40 31.6 21.6 VuER015H21
K19Q07L KC2019 09 02.15241421 45 41.76 -11 40 10.4 21.6 VuER015H21
K19Q07L C2019 09 02.42594 21 45 22.876-11 23 06.94 21.6 wUER015F51
K19Q07L C2019 09 02.44103 21 45 21.351-11 22 13.48 22.1 wUER015F51
K19Q07L C2019 09 02.47119 21 45 18.388-11 20 25.45 21.7 wUER015F51
Observer details:
807 Cerro Tololo Observatory, La Serena. Observers T. Linder, R. Holmes.
0.61-m f/6.5 astrograph + 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, C.-K. Chang, W.-P. Chen,
W.-H. Ip. 1.8-m 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 QL7 Earth MOID = 0.0124 AU
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5 Veres
M 315.84095 (2000.0) P Q
n 0.83966170 Peri. 253.63331 -0.63076465 +0.77513418
a 1.1127557 Node 337.14096 -0.67176374 -0.56874887
e 0.3774143 Incl. 5.33165 -0.38841915 -0.27512128
P 1.17 H 26.6 G 0.15 U 6
Residuals in seconds of arc
190831 F51 0.0 0.0 190831 F51 0.0 0.1+ 190901 F51 0.0 0.1+
190831 F51 0.1- 0.3+ 190831 F51 0.2- 0.3+ 190901 F51 0.0 0.0
190831 F51 0.0 0.0 190831 F51 0.1+ 0.2- 190901 F51 0.1- 0.1+
190831 F51 0.1+ 0.3- 190831 F51 0.2+ 0.5- 190901 F51 0.1- 0.2+
190831 F51 0.1- 0.5+ 190831 F51 0.0 0.0 190901 F51 0.0 0.2-
190831 F51 0.1+ 0.0 190831 F51 0.1- 0.2+ 190901 F51 0.3+ 0.1-
190831 F51 0.0 0.0 190831 F51 0.0 0.1- 190901 F51 0.1- 0.0
190831 F51 0.0 0.0 190831 F51 0.1+ 0.1+ 190902 807 0.0 0.0
190831 F51 0.0 0.0 190831 F51 0.1+ 0.2- 190902 807 0.1+ 0.2+
190831 F51 0.1- 0.1+ 190831 F51 0.0 0.1+ 190902 807 0.2- 0.0
190831 F51 0.1+ 0.1- 190831 F51 0.2- 0.2+ 190902 H21 0.2+ 0.2+
190831 F51 0.0 0.0 190831 F51 0.1+ 0.2- 190902 H21 0.1+ 0.4+
190831 F51 0.1+ 0.3- 190831 F51 0.0 0.2+ 190902 F51 0.0 0.0
190831 F51 0.1+ 0.3- 190831 F51 0.0 0.3- 190902 F51 0.0 0.3-
190831 F51 0.0 0.2+ 190901 F51 0.0 0.1+ 190902 F51 0.0 0.1+
2019 QL7
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5 Veres
M 315.84095 (2000.0) P Q
n 0.83966170 Peri. 253.63331 -0.63076465 +0.77513418
a 1.1127557 Node 337.14096 -0.67176374 -0.56874887
e 0.3774143 Incl. 5.33165 -0.38841915 -0.27512128
P 1.17 H 26.6 G 0.15 U 6
From 45 observations 2019 Aug. 31-Sept. 2, mean residual 0".16.
Ephemeris:
2019 QL7 a,e,i = 1.11, 0.38, 5 q = 0.6928
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2019 08 04 09 30 21.9 -02 11 46 0.1413 0.8848 21.6 155.1 31.6
...
2019 08 19 09 13 40.2 -19 06 33 0.03397 0.9840 33.4 145.5 26.9
...
2019 08 27 22 03 48.1 -27 47 55 0.02733 1.0366 162.1 17.4 19.8
...
2019 09 02 21 45 48.5 -11 48 13 0.06795 1.0752 165.6 13.5 21.7
2019 09 03 21 44 56.1 -10 50 09 0.07502 1.0815 164.6 14.3 22.0
2019 09 04 21 44 15.7 -10 01 59 0.08215 1.0878 163.7 15.1 22.2
...
2019 09 10 21 42 42.7 -07 07 59 0.1260 1.1249 157.9 19.7 23.3
...
2019 09 18 21 44 05.8 -05 23 29 0.1874 1.1724 150.9 24.6 24.5
...
2019 10 03 21 52 32.2 -03 52 05 0.3135 1.2544 139.0 31.6 25.9
A. U. Tomatic (C) Copyright 2019 MPC M.P.E.C. 2019-R15
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