MPEC 2017-Q122: 2017 QS17
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M.P.E.C. 2017-Q122 Issued 2017 Aug. 26, 16:11 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
2017 QS17
Observations:
K17Q17S* C2017 08 23.69365 22 40 06.36 +23 29 32.8 19.7 RqEQ122D29
K17Q17S C2017 08 23.71133 22 40 03.06 +23 30 06.9 19.7 RqEQ122D29
K17Q17S C2017 08 23.72900 22 39 59.79 +23 30 41.0 19.8 RqEQ122D29
K17Q17S C2017 08 24.03685 22 39 04.41 +23 40 30.9 20.5 VSEQ122033
K17Q17S C2017 08 24.03915 22 39 04.00 +23 40 35.5 19.4 VSEQ122033
K17Q17S C2017 08 24.04465 22 39 02.94 +23 40 46.1 20.4 VSEQ122033
K17Q17S C2017 08 24.04706 22 39 02.48 +23 40 50.1 20.0 VSEQ122033
K17Q17S C2017 08 24.09522 22 38 53.49 +23 42 23.4 20.1 VSEQ122033
K17Q17S C2017 08 24.09751 22 38 53.05 +23 42 27.7 19.5 VSEQ122033
K17Q17S C2017 08 24.09981 22 38 52.65 +23 42 31.6 19.4 VSEQ122033
K17Q17S KC2017 08 24.19104 22 38 37.26 +23 45 33.2 19.5 RqEQ122H36
K17Q17S KC2017 08 24.19710 22 38 36.08 +23 45 45.0 19.4 RqEQ122H36
K17Q17S KC2017 08 24.20417 22 38 34.70 +23 45 58.8 19.7 RqEQ122H36
K17Q17S KC2017 08 24.27325622 38 21.46 +23 48 13.9 19.6 VuEQ122H21
K17Q17S KC2017 08 24.27527122 38 21.08 +23 48 17.9 19.7 VuEQ122H21
K17Q17S KC2017 08 24.28576222 38 19.07 +23 48 38.5 19.3 VuEQ122H21
K17Q17S C2017 08 24.81941 22 36 40.57 +24 05 52.3 19.7 VSEQ122033
K17Q17S C2017 08 24.82171 22 36 40.11 +24 05 56.4 20.3 VSEQ122033
K17Q17S C2017 08 24.82400 22 36 39.69 +24 06 01.1 20.2 VSEQ122033
K17Q17S KC2017 08 24.86010 22 36 32.75 +24 07 14.4 19.6 VqEQ122595
K17Q17S KC2017 08 24.86418 22 36 31.98 +24 07 22.7 19.5 UEQ122104
K17Q17S KC2017 08 24.87041 22 36 30.79 +24 07 34.5 19.3 UEQ122104
K17Q17S KC2017 08 24.87146 22 36 30.55 +24 07 36.8 19.8 VqEQ122595
K17Q17S KC2017 08 24.87664 22 36 29.58 +24 07 47.3 19.1 UEQ122104
K17Q17S C2017 08 24.90120 22 36 24.70 +24 08 33.9 19.6 VSEQ122033
K17Q17S C2017 08 24.90350 22 36 24.26 +24 08 38.6 19.7 VSEQ122033
K17Q17S C2017 08 24.90580 22 36 23.81 +24 08 43.1 19.6 VSEQ122033
K17Q17S KC2017 08 25.85715 22 33 18.65 +24 39 53.0 UEQ122587
K17Q17S KC2017 08 25.86142 22 33 17.79 +24 40 01.1 UEQ122587
K17Q17S KC2017 08 25.86782 22 33 16.50 +24 40 13.7 19.4 RUEQ122587
K17Q17S KC2017 08 25.92099 22 33 05.52 +24 42 01.7 19.1 RqEQ122157
K17Q17S KC2017 08 25.92941 22 33 03.74 +24 42 18.2 18.7 RqEQ122157
K17Q17S KC2017 08 25.93782 22 33 02.03 +24 42 35.1 18.9 RqEQ122157
K17Q17S KC2017 08 25.95974 22 32 57.51 +24 43 17.0 18.6 RqEQ122107
K17Q17S KC2017 08 25.96461 22 32 56.46 +24 43 27.2 18.8 RqEQ122107
K17Q17S KC2017 08 25.96947 22 32 55.44 +24 43 36.2 18.9 RqEQ122107
K17Q17S KC2017 08 26.00225 22 32 48.64 +24 44 42.0 19.3 RqEQ122K65
K17Q17S KC2017 08 26.01789 22 32 45.33 +24 45 12.1 19.9 RqEQ122K65
K17Q17S KC2017 08 26.03375 22 32 41.99 +24 45 43.2 20.2 RqEQ122K65
K17Q17S KC2017 08 26.31021 22 31 45.77 +24 54 52.1 19.3 VqEQ122W25
K17Q17S KC2017 08 26.32455 22 31 42.71 +24 55 20.2 19.5 VqEQ122W25
Observer details:
033 Karl Schwarzschild Observatory, Tautenburg. Observers C. Hoegner,
B. Stecklum. Measurer B. Stecklum. 1.34-m f/3 Schmidt + CCD.
104 San Marcello Pistoiese. Observers P. Bacci, M. Maestripieri. Measurers
P. Bacci, L. Tesi, G. Fagioli. 0.60-m f/4 reflector + CCD.
107 Cavezzo. Observer R. Bonomi. 0.4-m f/5.5 reflector + CCD.
157 Frasso Sabino. Observers R. Haver, L. M. Piazzolla. Measurer R. Haver.
0.37-m f/6.70 Cassegrain + CCD.
587 Sormano. Observers A. Fumagalli, I. Proserpio, P. Sicoli, A. Testa.
Measurer P. Sicoli. 0.5-m f/6.8 reflector + CCD.
595 Farra d'Isonzo. Observers E. Pettarin, M. Vivona. Measurer E. Pettarin.
0.61-m f/4.0 reflector + CCD.
D29 Purple Mountain Observatory, XuYi Station. Observers H. B. Zhao, B. Li,
G. Zhaori, R. Q. Hong, L. F. Hu. Measurers H. B. Zhao, B. Li. H. Lu,
G. Zhaori. 1.04-m f/1.8 Schmidt + CCD.
H21 Astronomical Research Observatory, Westfield. Observer R. Holmes.
Measurers S. Foglia, L. Buzzi, T. Linder, R. Holmes. 0.61-m f/4.5
astrograph + CCD.
H36 Sandlot Observatory, Scranton. Observer G. Hug. 0.56-m reflector + CCD.
K65 Cesena. Observers V. Tinella, N. A. R. O. Nicolini Astronomical Robotic
Observatory. Measurer V. Tinella. 0.40-m f/7 Schmidt-Cassegrain + CCD.
W25 RMS Observatory, Cincinnati. Observer B. Rowe. 0.35-m Schmidt-Cassegrain
+ CCD.
Orbital elements:
2017 QS17 Earth MOID = 0.2136 AU
Epoch 2017 Sept. 4.0 TT = JDT 2458000.5 MPC
M 302.78805 (2000.0) P Q
n 0.67557624 Peri. 174.86654 -0.32474881 -0.92297038
a 1.2863322 Node 293.95568 +0.85951196 -0.19686263
e 0.5831215 Incl. 13.06298 +0.39468646 -0.33071253
P 1.46 H 19.7 G 0.15 U 9
Residuals in seconds of arc
170823 D29 0.3+ 0.0 170824 H21 0.1- 0.1+ 170825 587 0.2- 0.1-
170823 D29 0.1+ 0.0 170824 H21 0.2- 0.4+ 170825 587 0.1+ 0.3-
170823 D29 0.3+ 0.0 170824 033 0.3+ 0.3+ 170825 157 0.2+ 0.3+
170824 033 0.1+ 0.1+ 170824 033 0.1+ 0.2- 170825 157 0.2- 0.0
170824 033 0.4+ 0.2+ 170824 033 0.4+ 0.0 170825 157 0.3+ 0.2+
170824 033 0.1- 0.2+ 170824 595 0.2+ 0.1+ 170825 107 0.4+ 0.4-
170824 033 0.2- 0.4- 170824 104 0.4- 0.0 170825 107 0.1- 0.2+
170824 033 0.1- 0.2+ 170824 104 0.0 0.6- 170825 107 0.2- 0.4-
170824 033 0.3- 0.1+ 170824 595 0.3+ 0.0 170826 K65 0.5+ 0.4+
170824 033 0.1+ 0.4- 170824 104 0.0 0.1- 170826 K65 0.2- 0.2-
170824 H36 0.1+ 0.0 170824 033 0.0 0.0 170826 K65 0.7- 0.3-
170824 H36 0.4- 0.1- 170824 033 0.2+ 0.2+ 170826 W25 0.2+ 0.1+
170824 H36 1.0- 0.2- 170824 033 0.2+ 0.1+ 170826 W25 0.1- 0.1+
170824 H21 0.1- 0.0 170825 587 0.4- 0.4+
Ephemeris:
2017 QS17 a,e,i = 1.29, 0.58, 13 q = 0.5362
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2017 07 27 23 18 03.7 +11 16 44 0.7546 1.5922 127.6 30.4 21.4
...
2017 08 11 23 06 37.9 +17 14 01 0.5685 1.4881 138.6 26.8 20.5
...
2017 08 19 22 52 20.8 +21 02 38 0.4823 1.4274 143.1 25.2 20.0
...
2017 08 25 22 36 05.6 +24 11 56 0.4250 1.3793 144.6 25.1 19.7
2017 08 26 22 32 49.4 +24 44 43 0.4161 1.3711 144.6 25.3 19.6
2017 08 27 22 29 22.6 +25 17 46 0.4075 1.3628 144.5 25.5 19.6
...
2017 09 02 22 04 37.8 +28 39 08 0.3601 1.3119 142.1 28.2 19.3
...
2017 09 10 21 19 09.3 +32 53 12 0.3099 1.2406 133.4 36.1 19.1
...
2017 09 25 19 17 09.2 +36 27 26 0.2585 1.0966 104.5 62.3 19.2
A. U. Tomatic (C) Copyright 2017 MPC M.P.E.C. 2017-Q122
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