[Iaude] MPEC H03: COMET C/2017 E2 (Tsuchinshan)
mpec at si.edu
mpec at si.edu
Sat Apr 15 22:59:41 EDT 2017
M.P.E.C. 2017-H03 Issued 2017 Apr. 16, 02:51 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 http://www.minorplanetcenter.net/ ISSN 1523-6714
COMET C/2017 E2 (Tsuchinshan)
As announced on MPC 103973, the Working Group on Small Body Nomenclature
has voted to change the name of this comet to Tsuchinshan.
Observations:
CK17E020 1C2017 03 08.72360 13 23 57.94 +06 58 07.5 vEH003Q62
CK17E020 1C2017 03 08.72657 13 23 57.72 +06 58 07.0 19.5 TvEH003Q62
CK17E020 KC2017 03 20.93091 13 07 34.91 +06 33 42.2 19.3 NqEH003A71
CK17E020 KC2017 03 20.94529 13 07 33.71 +06 33 40.1 19.3 NqEH003A71
CK17E020 C2017 03 25.62975 13 01 02.43 +06 22 36.4 19.8 TqEH003D29
CK17E020 C2017 03 25.64566 13 01 01.03 +06 22 34.0 19.4 TqEH003D29
CK17E020 C2017 03 25.66157 13 00 59.71 +06 22 32.9 19.1 TqEH003D29
CK17E020 1C2017 03 28.66353 12 56 48.66 +06 14 52.9 vEH003Q62
CK17E020 1C2017 03 28.66566 12 56 48.46 +06 14 52.8 vEH003Q62
CK17E020 1C2017 03 28.66778 12 56 48.26 +06 14 52.6 18.5 TvEH003Q62
CK17E020 C2017 03 29.33138 12 55 52.99 +06 13 02.4 19.0 TqEH003G96
CK17E020 C2017 03 29.33884 12 55 52.40 +06 13 01.6 18.8 TqEH003G96
CK17E020 C2017 03 29.34312 12 55 51.98 +06 13 01.2 18.8 TqEH003G96
CK17E020 C2017 03 29.34909 12 55 51.46 +06 12 59.8 18.8 TqEH003G96
CK17E020 9C2017 04 02.01829 12 50 47.68 +06 02 42.5 19.2 TqEH003G40
CK17E020 9C2017 04 02.02655 12 50 46.97 +06 02 40.4 19.6 TqEH003G40
CK17E020 C2017 04 03.46821 12 48 48.899+05 58 23.96 20.1 TLEH003F51
CK17E020 C2017 04 03.48209 12 48 47.747+05 58 21.36 20.0 TLEH003F51
CK17E020 C2017 04 03.49603 12 48 46.599+05 58 18.81 20.1 TLEH003F51
CK17E020 C2017 04 03.50997 12 48 45.449+05 58 16.31 20.2 TLEH003F51
CK17E020 C2017 04 07.15534 12 43 51.75 +05 46 51.2 19.2 TqEH003G96
CK17E020 C2017 04 07.17050 12 43 50.60 +05 46 48.4 18.7 TqEH003G96
CK17E020 C2017 04 07.18583 12 43 49.34 +05 46 45.7 18.7 TqEH003G96
CK17E020 C2017 04 15.27944 12 33 28.94 +05 18 25.5 19.3 TqEH003G96
CK17E020 C2017 04 15.28371 12 33 28.56 +05 18 24.3 19.6 TqEH003G96
CK17E020 C2017 04 15.28807 12 33 28.27 +05 18 24.0 19.6 TqEH003G96
CK17E020 C2017 04 15.29234 12 33 27.95 +05 18 23.2 19.2 TqEH003G96
Observer details:
A71 Stixendorf. Observers M. Jaeger, E. Prosperi, S. Prosperi, W. Vollmann.
Measurer M. Jaeger. 0.3-m f/4 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, H. J. Tan. 1.04-m f/1.8 Schmidt + CCD.
F51 Pan-STARRS 1, Haleakala. Observers B. Gibson, T. Goggia, S. Kahale,
T. Lowe, A. Schultz, M. Willman. Measurers K. Chambers, S. Chastel,
L. Denneau, H. Flewelling, M. Huber, E. Lilly, E. Magnier, R. Wainscoat,
C. Waters, R. Weryk. 1.8-m Ritchey-Chretien + CCD.
G40 Slooh.com Canary Islands Observatory. Observer B. Lutkenhoner. 0.43-m
f/6.8 Corrected Dall-Kirkham + CCD.
G96 Mt. Lemmon Survey. Observers R. G. Matheny, 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. 1.5-m reflector + 10K CCD.
Q62 iTelescope Observatory, Siding Spring. Observer H. Sato. 0.40-m f/3.5
astrograph + CCD.
Orbital elements:
C/2017 E2 (Tsuchinshan)
Epoch 2016 May 12.0 TT = JDT 2457520.5
T 2016 May 11.96912 TT MPCW
q 2.3511838 (2000.0) P Q
n 0.01008765 Peri. 89.36752 -0.02693901 -0.98005086
a 21.2133550 Node 11.56618 -0.21935520 -0.18638755
e 0.8891649 Incl. 79.14590 +0.97527308 -0.06899265
P 97.70
>From 123 observations 2017 Mar. 1-Apr. 15, mean residual 0".4.
C/2017 E2 (Tsuchinshan)
Epoch 2115 May 14.0 TT = JDT 2493680.5
T 2115 June 1.36520 TT MPCW
q 2.3448228 (2000.0) P Q
n 0.00992611 Peri. 89.13506 -0.02287108 -0.98068078
a 21.4428920 Node 11.41373 -0.21653192 -0.18485229
e 0.8906480 Incl. 79.02573 +0.97600760 -0.06399095
P 99.29
>From 123 observations 2017 Mar. 1-Apr. 15, mean residual 0".4.
C/2017 E2 (Tsuchinshan)
Epoch 2017 Feb. 16.0 TT = JDT 2457800.5
T 2016 May 12.13084 TT MPCW
q 2.3516859 (2000.0) P Q
n 0.00996456 Peri. 89.41131 -0.02768514 -0.98003275
a 21.3876973 Node 11.56538 -0.21949909 -0.18620733
e 0.8900449 Incl. 79.14601 +0.97521981 -0.06973267
P 98.91
>From 123 observations 2017 Mar. 1-Apr. 15, mean residual 0".4.
Ephemeris:
C/2017 E2 (Tsuchinshan)
Date TT R. A. (2000) Decl. Delta r Elong. Phase m1 m2
2017 03 17 13 12 59.5 +06 42 11 2.9276 3.8673 157.8 5.6 19.7
...
2017 04 01 12 52 11.7 +06 05 39 2.9893 3.9750 169.1 2.7 19.9
...
2017 04 09 12 41 26.0 +05 40 47 3.0571 4.0327 165.0 3.7 20.0
...
2017 04 15 12 33 49.5 +05 19 30 3.1233 4.0760 159.0 5.0 20.1
2017 04 16 12 32 36.4 +05 15 44 3.1356 4.0832 158.0 5.3 20.1
2017 04 17 12 31 24.2 +05 11 54 3.1483 4.0905 156.9 5.5 20.1
...
2017 04 23 12 24 32.2 +04 47 42 3.2311 4.1339 150.2 6.9 20.2
...
2017 05 01 12 16 25.3 +04 12 17 3.3590 4.1919 141.2 8.7 20.4
...
2017 05 16 12 04 44.3 +02 57 33 3.6433 4.3007 124.8 11.1 20.6
Gareth V. Williams (C) Copyright 2017 MPC M.P.E.C. 2017-H03
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