MPEC 2017-U61 : 2017 US
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M.P.E.C. 2017-U61 Issued 2017 Oct. 19, 01:59 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 US
Observations:
K17U00S* C2017 10 16.34512 03 30 31.43 +16 50 16.2 19.2 GUEU061703
K17U00S C2017 10 16.35044 03 30 25.70 +16 49 45.7 19.2 GUEU061703
K17U00S C2017 10 16.36111 03 30 14.00 +16 48 41.2 18.6 GUEU061703
K17U00S C2017 10 16.48585 03 27 57.68 +16 35 50.0 18.8 GUEU061I52
K17U00S C2017 10 16.48640 03 27 57.09 +16 35 46.1 19.1 GUEU061I52
K17U00S C2017 10 16.48695 03 27 56.49 +16 35 42.8 18.9 GUEU061I52
K17U00S C2017 10 16.48750 03 27 55.91 +16 35 39.2 18.9 GUEU061I52
K17U00S C2017 10 16.49550 03 27 47.28 +16 34 48.1 19.4 GUEU061703
K17U00S C2017 10 16.49625 03 27 46.36 +16 34 43.2 19.1 GUEU061703
K17U00S C2017 10 16.49700 03 27 45.59 +16 34 37.8 19.6 GUEU061703
K17U00S C2017 10 16.49775 03 27 44.87 +16 34 33.3 19.3 GUEU061703
K17U00S C2017 10 16.88474 03 21 46.96 +15 51 59.4 19.6 RqEU061246
K17U00S C2017 10 16.88495 03 21 46.69 +15 51 58.0 qEU061246
K17U00S C2017 10 16.88508 03 21 46.56 +15 51 57.1 qEU061246
K17U00S C2017 10 16.88558 03 21 45.99 +15 51 54.9 qEU061246
K17U00S C2017 10 16.88571 03 21 45.90 +15 51 52.9 qEU061246
K17U00S C2017 10 16.88584 03 21 45.79 +15 51 52.9 qEU061246
K17U00S KC2017 10 16.92107 03 21 09.14 +15 48 33.5 18.8 tEU061K63
K17U00S KC2017 10 16.92505 03 21 04.76 +15 48 08.8 19.3 tEU061K63
K17U00S KC2017 10 16.92933 03 20 59.96 +15 47 40.9 18.6 tEU061K63
K17U00S KC2017 10 17.05216 03 18 37.60 +15 33 55.4 18.4 oEU061K88
K17U00S KC2017 10 17.05452 03 18 34.92 +15 33 39.2 18.7 oEU061K88
K17U00S KC2017 10 17.05689 03 18 32.21 +15 33 23.1 18.4 oEU061K88
K17U00S KC2017 10 17.05943 03 18 32.53 +15 33 19.2 19.1 GUEU061204
K17U00S KC2017 10 17.06552 03 18 25.53 +15 32 37.8 UEU061204
K17U00S KC2017 10 17.07167 03 18 18.45 +15 31 55.5 UEU061204
K17U00S KC2017 10 17.89211 03 03 48.07 +13 52 50.3 18.6 RqEU061160
K17U00S KC2017 10 17.89427 03 03 45.46 +13 52 34.1 18.2 RqEU061160
K17U00S KC2017 10 17.89537 03 03 44.13 +13 52 26.2 18.4 RqEU061160
K17U00S KC2017 10 17.89646 03 03 42.82 +13 52 18.4 18.6 RqEU061160
K17U00S KC2017 10 17.89863 03 03 40.18 +13 52 02.1 18.6 RqEU061160
K17U00S KC2017 10 17.93383503 02 55.93 +13 47 31.7 19.1 VSEU061L01
K17U00S KC2017 10 17.93599403 02 53.23 +13 47 15.7 18.7 VSEU061L01
K17U00S KC2017 10 17.95920 03 02 18.88 +13 43 54.4 18.8 RqEU061585
K17U00S KC2017 10 17.96080 03 02 16.88 +13 43 41.8 18.8 RqEU061585
K17U00S KC2017 10 17.96268 03 02 14.54 +13 43 27.1 18.9 RqEU061585
K17U00S KC2017 10 17.96456 03 02 12.20 +13 43 12.4 18.9 RqEU061585
K17U00S C2017 10 18.32910 02 55 14.20 +12 56 13.5 18.7 GUEU061G96
K17U00S C2017 10 18.32933 02 55 13.94 +12 56 11.7 17.6 GUEU061G96
K17U00S C2017 10 18.32956 02 55 13.54 +12 56 09.0 17.1 GUEU061G96
K17U00S C2017 10 18.32979 02 55 13.27 +12 56 07.7 18.5 GUEU061G96
K17U00S KC2017 10 18.36419 02 54 18.48 +12 50 31.2 19.1 VqEU061W25
K17U00S KC2017 10 18.37097 02 54 09.66 +12 49 33.3 19.3 VqEU061W25
K17U00S C2017 10 18.39676 02 53 44.47 +12 46 50.4 18.4 GUEU061I52
K17U00S C2017 10 18.39731 02 53 43.74 +12 46 45.7 18.6 GUEU061I52
K17U00S C2017 10 18.39786 02 53 43.02 +12 46 41.2 18.5 GUEU061I52
K17U00S C2017 10 18.39840 02 53 42.28 +12 46 36.5 18.6 GUEU061I52
K17U00S C2017 10 18.85952 02 44 45.69 +11 38 24.5 qEU061246
K17U00S C2017 10 18.85969 02 44 45.48 +11 38 22.7 qEU061246
K17U00S C2017 10 18.85981 02 44 45.29 +11 38 21.1 qEU061246
K17U00S C2017 10 18.85994 02 44 45.11 +11 38 20.7 qEU061246
K17U00S C2017 10 18.86006 02 44 44.99 +11 38 19.3 qEU061246
K17U00S C2017 10 18.86019 02 44 44.81 +11 38 17.3 qEU061246
K17U00S C2017 10 18.86063 02 44 44.28 +11 38 14.4 qEU061246
K17U00S C2017 10 18.86076 02 44 44.09 +11 38 13.5 qEU061246
K17U00S C2017 10 18.86149 02 44 43.11 +11 38 07.2 qEU061246
K17U00S KC2017 10 18.87193 02 44 31.36 +11 36 48.6 UEU061587
K17U00S KC2017 10 18.87577 02 44 26.32 +11 36 15.4 UEU061587
K17U00S KC2017 10 18.87624 02 44 22.61 +11 36 08.4 18.6 oEU061K88
K17U00S KC2017 10 18.87925 02 44 18.60 +11 35 42.3 18.5 oEU061K88
K17U00S KC2017 10 18.88226 02 44 14.60 +11 35 16.1 18.6 oEU061K88
K17U00S KC2017 10 18.94493002 43 04.737+11 27 44.14 18.5 GUEU061J04
K17U00S KC2017 10 18.94597802 43 03.313+11 27 35.25 18.5 GUEU061J04
K17U00S KC2017 10 18.94702502 43 01.916+11 27 26.04 18.4 GUEU061J04
K17U00S KC2017 10 19.00733 02 41 28.01 +11 17 02.8 18.4 QEU061104
K17U00S KC2017 10 19.00941 02 41 25.15 +11 16 43.9 18.4 QEU061104
K17U00S KC2017 10 19.01212 02 41 21.41 +11 16 19.2 18.3 QEU061104
Observer details:
104 San Marcello Pistoiese. Observers P. Bacci, M. Maestripieri. Measurers
P. Bacci, L. Tesi, G. Fagioli. 0.60-m reflector + CCD.
160 Castelmartini. Observers M. Jaeger, E. Prosperi, S. Prosperi, W. Vollmann.
Measurer E. Prosperi. 0.35-m f/10 Schmidt-Cassegrain + CCD.
204 Schiaparelli Observatory. Observer L. Buzzi. 0.60-m f/4.64 reflector
+ CCD.
246 Klet Observatory-KLENOT. Observers M. Tichy, J. Ticha. Measurer M. Tichy.
1.06-m KLENOT Telescope + CCD.
585 Kyiv comet station. Observer A. Baransky. 0.7-m f/4 reflector + CCD.
587 Sormano. Observers A. Fumagalli, P. Sicoli, A. Testa, G. Ventre.
Measurer P. Sicoli. 0.5-m f/6.8 reflector + CCD.
703 Catalina Sky Survey. Observer D. C. Fuls. Measurers 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. G. Matheny, R. L. Seaman, F. C. Shelly.
0.68-m Schmidt + 10K CCD.
G96 Mt. Lemmon Survey. Observer A. D. Grauer. Measurers 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. G. Matheny, R. L. Seaman, F. C. Shelly.
1.5-m reflector + 10K CCD.
I52 Steward Observatory, Mt. Lemmon Station. Observers R. G. Matheny,
R. A. Kowalski. Measurers 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. G. Matheny, R. L. Seaman, F. C. Shelly. 1.0-m reflector + CCD.
J04 ESA Optical Ground Station, Tenerife. Observer D. Abreu. Measurers
M. Micheli, D. Koschny, A. Knoefel, M. Busch, E. Schwab. 1.0-m f/4.4
reflector + CCD.
K63 G. Pascoli Observatory, Castelvecchio Pascoli. Observers R. Bacci,
M. Nardini. Measurer R. Bacci. 0.40-m f/3.2 Newtonian reflector + CCD.
K88 GINOP-KHK, Piszkesteto. Observer K. Sarneczky. 0.60-m Schmidt + CCD.
L01 Visnjan Observatory, Tican. Observers K. Korlevic, F. Fabris, N. Dobric,
M. Kosic, P. Kukic. Measurer K. Korlevic. 1.0-m f/2.9 reflector + CCD.
W25 RMS Observatory, Cincinnati. Observer B. Rowe. 0.35-m Schmidt-Cassegrain
+ CCD.
Orbital elements:
2017 US Earth MOID = 0.0058 AU
Epoch 2017 Sept. 4.0 TT = JDT 2458000.5 MPC
M 133.66654 (2000.0) P Q
n 1.30567289 Peri. 357.40580 -0.95166681 +0.30708053
a 0.8290482 Node 200.48031 -0.28149732 -0.87943505
e 0.2298536 Incl. 0.92393 -0.12283951 -0.36372455
P 0.75 H 26.2 G 0.15 U 7
Residuals in seconds of arc
171016 703 0.2- 0.3- 171017 204 0.0 0.0 171018 I52 0.1- 0.1-
171016 703 0.6+ 0.3+ 171017 204 0.0 0.1+ 171018 246 0.2- 0.4+
171016 703 0.3- 1.4- 171017 204 0.1- 0.2- 171018 246 0.0 0.1+
171016 I52 0.1+ 0.2+ 171017 160 0.1- 0.2+ 171018 246 0.5- 0.5-
171016 I52 0.2+ 0.2- 171017 160 0.0 0.0 171018 246 0.7- 0.3+
171016 I52 0.1+ 0.1+ 171017 160 0.1+ 0.3+ 171018 246 0.1- 0.1-
171016 I52 0.3+ 0.0 171017 160 0.3+ 0.5+ 171018 246 0.3- 1.0-
171016 703 0.6+ 0.7+ 171017 160 0.2+ 0.3+ 171018 246 0.4+ 0.1-
171016 703 1.0- 0.6+ 171017 L01 0.2+ 0.1- 171018 246 0.1+ 0.1+
171016 703 0.5- 0.1+ 171017 L01 0.2- 0.2+ 171018 246 0.2- 0.1+
171016 703 0.8+ 0.5+ 171017 585 0.1+ 0.1+ 171018 587 0.4+ 0.8-
171016 246 0.3+ 0.2- 171017 585 0.1- 0.0 171018 587 0.5+ 0.8-
171016 246 0.4- 0.3- 171017 585 0.0 0.1- 171018 K88 0.1+ 0.3+
171016 246 0.2- 0.4- 171017 585 0.0 0.1- 171018 K88 0.0 0.4+
171016 246 0.6- 0.5+ 171018 G96 0.2+ 0.2+ 171018 K88 0.0 0.5+
171016 246 0.1+ 0.7- 171018 G96 0.9+ 0.3+ 171018 J04 0.1+ 0.0
171016 246 0.6+ 0.1+ 171018 G96 0.5- 0.5- 171018 J04 0.1- 0.1+
171016 K63 0.1- 0.2- 171018 G96 0.0 0.0 171018 J04 0.0 0.0
171016 K63 0.3+ 0.1+ 171018 W25 0.2- 0.3- 171019 104 0.1+ 0.3+
171016 K63 0.4- 0.8- 171018 W25 0.6- 0.4- 171019 104 0.2+ 0.3+
171017 K88 0.3- 0.3+ 171018 I52 0.2+ 0.1- 171019 104 0.1+ 0.2+
171017 K88 0.1- 0.3+ 171018 I52 0.2+ 0.2-
171017 K88 0.1- 0.5+ 171018 I52 0.3+ 0.0
Ephemeris:
2017 US a,e,i = 0.83, 0.23, 1 q = 0.6385
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2017 09 19 05 48 01.7 +27 24 59 0.07931 1.0059 88.7 86.8 23.8
...
2017 10 04 05 15 05.5 +25 29 07 0.04856 1.0186 110.8 66.6 22.0
...
2017 10 12 04 24 51.9 +21 54 16 0.03228 1.0194 130.6 48.0 20.6
...
2017 10 18 03 01 32.4 +13 42 34 0.02242 1.0171 157.4 22.1 19.1
2017 10 19 02 41 38.3 +11 21 58 0.02128 1.0165 163.5 16.2 18.7
2017 10 20 02 20 01.1 +08 41 15 0.02035 1.0159 169.6 10.1 18.4
...
2017 10 26 23 57 09.9 -10 02 22 0.02054 1.0104 141.9 37.4 19.3
...
2017 11 03 21 54 20.6 -22 15 43 0.03216 0.9994 102.4 75.8 21.4
...
2017 11 18 20 33 20.4 -26 38 00 0.06119 0.9679 68.6 108.0 24.1
A. U. Tomatic (C) Copyright 2017 MPC M.P.E.C. 2017-U61
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