MPEC 2005-A47 : 2004 YJ35
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Read MPEC 2005-A48
M.P.E.C. 2005-A47 Issued 2005 Jan. 14, 14:05 UT
The Minor Planet Electronic Circulars contain information on unusual
minor planets and routine data on comets. They are published
on behalf of Commission 20 of the International Astronomical Union by the
Minor Planet Center, Smithsonian Astrophysical Observatory,
Cambridge, MA 02138, U.S.A.
Supported in part by the Brinson Foundation
Prepared using the Tamkin Foundation Computer Network
MPC@CFA.HARVARD.EDU
URL http://cfa-www.harvard.edu/iau/mpc.html ISSN 1523-6714
2004 YJ35
Observations:
K04Y35J* C2004 12 31.07192 21 09 18.11 +69 18 19.5 19.4 EA047704
K04Y35J C2004 12 31.08504 21 09 20.44 +69 18 23.9 19.5 EA047704
K04Y35J C2004 12 31.10205 21 09 23.51 +69 18 30.3 19.0 EA047704
K04Y35J C2005 01 01.76981 21 14 38.01 +69 29 58.4 19.6 V EA047201
K04Y35J C2005 01 01.77569 21 14 39.22 +69 30 00.0 19.9 V EA047201
K04Y35J C2005 01 01.77913 21 14 39.88 +69 30 01.9 19.7 V EA047201
K04Y35J C2005 01 01.78933 21 14 41.80 +69 30 05.9 EA047201
K04Y35J C2005 01 01.80235 21 14 44.27 +69 30 09.1 EA047J95
K04Y35J IC2005 01 01.80235 21 14 44.27 +69 30 09.1 17.6 R EA047J95
K04Y35J C2005 01 01.80597 21 14 45.03 +69 30 13.7 18.5 R EA047J87
K04Y35J C2005 01 01.80990 21 14 45.80 +69 30 14.8 EA047J95
K04Y35J C2005 01 01.81183 21 14 46.22 +69 30 16.0 18.9 R EA047J87
K04Y35J C2005 01 01.81727 21 14 47.50 +69 30 17.6 19.2 R EA047J87
K04Y35J C2005 01 01.86530 21 14 56.38 +69 30 37.9 18.5 R EA047J76
K04Y35J C2005 01 01.86674 21 14 56.74 +69 30 37.7 18.8 R EA047J76
K04Y35J C2005 01 01.86873 21 14 57.17 +69 30 39.2 18.7 R EA047J76
K04Y35J C2005 01 01.87066 21 14 57.55 +69 30 39.9 18.5 R EA047J76
K04Y35J C2005 01 01.87237 21 14 57.84 +69 30 39.4 18.7 R EA047J76
K04Y35J C2005 01 02.74429 21 17 50.92 +69 37 04.0 18.5 R EA047J95
K04Y35J C2005 01 02.77853 21 17 57.75 +69 37 18.4 19.0 R EA047J95
K04Y35J C2005 01 03.75825 21 21 18.64 +69 44 43.0 EA047201
K04Y35J C2005 01 03.77093 21 21 21.29 +69 44 49.1 19.3 V EA047201
K04Y35J C2005 01 03.79519 21 21 26.33 +69 44 59.2 19.5 V EA047201
K04Y35J C2005 01 03.92024 21 21 52.64 +69 45 54.8 18.1 R EA047147
K04Y35J C2005 01 03.92526 21 21 53.76 +69 45 56.9 18.5 R EA047147
K04Y35J WC2005 01 03.92644 21 21 54.09 +69 45 58.6 EA047587
K04Y35J WC2005 01 03.93190 21 21 55.04 +69 45 59.7 EA047587
K04Y35J C2005 01 03.93203 21 21 55.25 +69 46 01.1 18.6 R EA047147
K04Y35J WC2005 01 03.93515 21 21 55.95 +69 46 02.3 EA047587
K04Y35J C2005 01 04.82194 21 25 05.13 +69 53 04.6 18.3 R EA047J95
K04Y35J C2005 01 04.82202 21 25 04.93 +69 53 02.5 19.2 V EA047A13
K04Y35J C2005 01 04.82797 21 25 06.68 +69 53 07.6 18.5 V EA047A13
K04Y35J C2005 01 04.83677 21 25 08.13 +69 53 11.3 18.2 R EA047J95
K04Y35J C2005 01 04.85160 21 25 11.51 +69 53 17.0 18.3 R EA047J95
K04Y35J C2005 01 04.85345 21 25 11.85 +69 53 18.3 18.8 V EA047A13
K04Y35J C2005 01 04.85848 21 25 13.42 +69 53 18.1 17.6 V EA047A13
K04Y35J C2005 01 06.06918 21 29 41.79 +70 03 15.3 18.7 EA047704
K04Y35J C2005 01 06.08236 21 29 44.94 +70 03 22.5 19.4 EA047704
K04Y35J C2005 01 06.09631 21 29 47.83 +70 03 28.3 19.2 EA047704
K04Y35J C2005 01 06.11012 21 29 50.95 +70 03 33.8 20.0 EA047704
K04Y35J C2005 01 06.12356 21 29 54.00 +70 03 41.9 19.7 EA047704
K04Y35J C2005 01 06.70031 21 32 06.87 +70 08 32.8 EA047046
K04Y35J C2005 01 06.70189 21 32 07.43 +70 08 34.2 EA047046
K04Y35J C2005 01 06.70370 21 32 07.73 +70 08 34.6 EA047046
K04Y35J C2005 01 06.70545 21 32 08.35 +70 08 36.5 EA047046
K04Y35J C2005 01 06.70631 21 32 08.46 +70 08 37.4 EA047046
K04Y35J C2005 01 06.70802 21 32 08.90 +70 08 37.4 EA047046
K04Y35J C2005 01 07.07047 21 33 33.24 +70 11 43.0 19.1 EA047704
K04Y35J C2005 01 07.08379 21 33 36.37 +70 11 50.2 19.5 EA047704
K04Y35J C2005 01 07.09772 21 33 39.72 +70 11 55.9 19.8 EA047704
K04Y35J C2005 01 07.11168 21 33 43.04 +70 12 03.1 19.7 EA047704
K04Y35J C2005 01 07.12506 21 33 45.98 +70 12 09.2 19.4 EA047704
K04Y35J C2005 01 07.78361 21 36 23.53 +70 17 52.4 18.9 R EA047J87
K04Y35J C2005 01 07.78777 21 36 24.49 +70 17 53.0 19.4 V EA047201
K04Y35J C2005 01 07.79500 21 36 26.31 +70 17 56.7 19.5 V EA047201
K04Y35J C2005 01 07.79521 21 36 26.35 +70 17 58.3 18.8 R EA047J87
K04Y35J C2005 01 07.80229 21 36 28.07 +70 18 00.3 19.5 V EA047201
K04Y35J C2005 01 07.80911 21 36 29.73 +70 18 05.1 18.3 R EA047J87
K04Y35J C2005 01 08.49224 21 39 18.15 +70 23 59.8 19.0 EA047704
K04Y35J C2005 01 08.50604 21 39 21.68 +70 24 07.0 19.0 EA047704
K04Y35J C2005 01 08.51981 21 39 25.31 +70 24 13.7 19.5 EA047704
K04Y35J C2005 01 08.79934 21 40 33.41 +70 26 49.6 18.5 R EA047J87
K04Y35J C2005 01 08.80439 21 40 34.69 +70 26 52.1 18.5 R EA047J87
K04Y35J C2005 01 08.80673 21 40 35.28 +70 26 53.3 18.5 R EA047J87
K04Y35J C2005 01 08.80692 21 40 35.32 +70 26 53.3 18.5 R EA047J87
K04Y35J C2005 01 09.22135 21 42 20.21 +70 30 31.5 18.5 R EA047649
K04Y35J C2005 01 09.22847 21 42 21.89 +70 30 35.4 18.8 R EA047649
K04Y35J C2005 01 09.23201 21 42 22.85 +70 30 37.8 19.3 R EA047649
K04Y35J C2005 01 10.73847 21 48 57.12 +70 44 27.6 EA047557
K04Y35J C2005 01 10.74071 21 48 57.68 +70 44 28.1 EA047557
K04Y35J C2005 01 10.74294 21 48 58.33 +70 44 29.9 EA047557
K04Y35J C2005 01 10.74376 21 48 58.54 +70 44 30.9 19.0 V EA047201
K04Y35J C2005 01 10.75123 21 49 00.43 +70 44 35.1 18.8 V EA047201
K04Y35J C2005 01 10.75801 21 49 02.49 +70 44 38.0 EA047J71
K04Y35J C2005 01 10.75817 21 49 02.43 +70 44 38.4 EA047557
K04Y35J C2005 01 10.75860 21 49 02.47 +70 44 38.7 19.2 V EA047201
K04Y35J C2005 01 10.76041 21 49 02.95 +70 44 38.9 EA047557
K04Y35J C2005 01 10.76679 21 49 04.80 +70 44 42.6 EA047J71
K04Y35J C2005 01 10.76750 21 49 04.85 +70 44 42.7 EA047557
K04Y35J C2005 01 10.76972 21 49 05.49 +70 44 43.9 EA047557
K04Y35J C2005 01 10.77196 21 49 06.08 +70 44 45.0 EA047557
K04Y35J C2005 01 10.78273 21 49 08.95 +70 44 51.5 19.1 V EA047A13
K04Y35J C2005 01 10.78803 21 49 10.47 +70 44 54.2 19.2 V EA047A13
K04Y35J C2005 01 10.79215 21 49 11.52 +70 44 57.3 EA047J71
K04Y35J C2005 01 10.79329 21 49 11.82 +70 44 57.5 19.3 V EA047A13
K04Y35J C2005 01 10.81648 21 49 17.92 +70 45 09.7 19.3 V EA047A13
K04Y35J C2005 01 10.82021 21 49 18.96 +70 45 11.8 19.4 V EA047A13
K04Y35J C2005 01 11.05546 21 50 22.57 +70 47 25.1 18.4 R EA047711
K04Y35J C2005 01 11.06479 21 50 25.14 +70 47 30.0 18.4 R EA047711
K04Y35J C2005 01 11.07417 21 50 27.79 +70 47 35.3 18.4 R EA047711
K04Y35J 3C2005 01 11.08197 21 50 29.80 +70 47 40.0 18.3 R EA047290
K04Y35J 3C2005 01 11.08439 21 50 30.45 +70 47 41.2 18.8 R EA047290
K04Y35J 3C2005 01 11.08839 21 50 31.51 +70 47 42.9 18.7 R EA047290
K04Y35J 3C2005 01 11.09006 21 50 31.93 +70 47 44.1 18.6 R EA047290
K04Y35J 3C2005 01 11.09278 21 50 32.69 +70 47 45.6 18.8 R EA047290
K04Y35J C2005 01 11.13603 21 50 44.46 +70 48 08.6 19.0 EA047704
K04Y35J C2005 01 11.15018 21 50 48.28 +70 48 16.2 19.4 EA047704
K04Y35J C2005 01 11.16451 21 50 52.25 +70 48 22.6 19.3 EA047704
K04Y35J C2005 01 11.17815 21 50 56.02 +70 48 29.7 19.0 EA047704
K04Y35J C2005 01 11.75560 21 53 35.76 +70 53 56.4 EA047557
K04Y35J C2005 01 11.75784 21 53 36.31 +70 53 57.7 EA047557
K04Y35J C2005 01 11.76008 21 53 36.94 +70 53 58.9 EA047557
K04Y35J C2005 01 11.76230 21 53 37.48 +70 54 00.3 EA047557
K04Y35J C2005 01 11.76373 21 53 37.91 +70 54 01.5 19.3 V EA047201
K04Y35J C2005 01 11.76454 21 53 38.20 +70 54 01.9 EA047557
K04Y35J C2005 01 11.76677 21 53 38.90 +70 54 03.1 EA047557
K04Y35J C2005 01 11.78529 21 53 43.86 +70 54 13.1 19.9 V EA047201
K04Y35J C2005 01 11.82947 21 53 56.25 +70 54 36.8 19.4 R EA047587
K04Y35J C2005 01 11.83267 21 53 57.11 +70 54 38.5 19.2 R EA047587
K04Y35J C2005 01 11.83588 21 53 58.11 +70 54 40.2 19.0 R EA047587
K04Y35J C2005 01 11.99401 21 54 42.98 +70 56 07.6 19.0 V EA047A13
K04Y35J C2005 01 11.99979 21 54 44.22 +70 56 11.0 18.7 V EA047A13
K04Y35J C2005 01 12.01513 21 54 49.02 +70 56 19.3 18.7 V EA047A13
K04Y35J C2005 01 12.02863 21 54 52.72 +70 56 26.5 19.2 V EA047A13
K04Y35J C2005 01 12.08830 21 55 08.75 +70 57 05.8 18.4 R EA047711
K04Y35J C2005 01 12.09653 21 55 10.98 +70 57 09.9 18.6 R EA047711
K04Y35J C2005 01 12.10474 21 55 13.47 +70 57 14.4 18.4 R EA047711
K04Y35J C2005 01 12.70444 21 58 04.70 +71 02 55.8 18.4 R EA047097
K04Y35J C2005 01 12.72032 21 58 09.26 +71 03 04.4 19.0 R EA047097
K04Y35J C2005 01 12.73625 21 58 13.86 +71 03 13.2 18.4 R EA047097
K04Y35J C2005 01 13.07039 21 59 51.28 +71 06 26.3 19.1 EA047704
K04Y35J C2005 01 13.08604 21 59 55.63 +71 06 34.2 19.8 EA047704
K04Y35J C2005 01 13.09910 21 59 59.56 +71 06 41.1 19.2 EA047704
K04Y35J C2005 01 13.10589 22 00 01.51 +71 06 45.1 18.9 R EA047651
K04Y35J C2005 01 13.10810 22 00 02.11 +71 06 46.1 18.9 R EA047651
K04Y35J C2005 01 13.11111 22 00 02.98 +71 06 47.9 18.8 R EA047651
K04Y35J C2005 01 13.11251 22 00 03.44 +71 06 48.6 19.3 EA047704
K04Y35J C2005 01 13.11527 22 00 04.26 +71 06 50.5 19.0 R EA047651
K04Y35J C2005 01 13.12554 22 00 07.32 +71 06 55.7 19.5 EA047704
Observer details:
046 Klet. Observer M. Tichy. 0.57-m f/5.2 reflector + CCD.
097 Wise Observatory, Mitzpeh Ramon. Observer A. Berwald. Measurer
I. Manulis. 0.45-m f/2.8 reflector + CCD.
147 Osservatorio Astronomico di Suno. Observers D. Crespi, S. Foglia,
G. Galli, S. Minuto. Measurers S. Foglia, G. Galli. 0.40-m f/4 reflector
+ CCD.
201 Jonathan B. Postel Observatory. Observer V. Pozzoli. 0.40-m f/9
Cassegrain + CCD.
290 Mt. Graham. Observer W. Ryan. 1.8-m f/9.0 reflector + CCD.
557 Ondrejov. Observer P. Kusnirak. 0.65-m f/3.6 reflector + CCD.
587 Sormano. Observers F. Manca, A. Testa. Measurer F. Manca. 0.5-m f/6
reflector + CCD.
649 Powell Observatory, Louisburg. Observers R. Fredrick, R. Trentman.
0.75-m Newtonian reflector + CCD.
651 Grasslands Observatory, Tucson. Observer J. E. McGaha. 0.62-m f/5.1
Newtonian reflector + CCD.
704 Lincoln Laboratory ETS, New Mexico. Observers M. Blythe, F. Shelly,
M. Bezpalko, R. Huber, L. Manguso, D. Torres, R. Kracke, M. McCleary,
H. Stange, A. Milner. Measurers J. Stuart, R. Sayer, J. Evans, J. Kommers.
1.0-m f/2.15 reflector + CCD.
711 McDonald Observatory. Observer J. G. Ries. 0.76-m reflector + CCD
+ prime-focus corrector.
A13 Observatoire Naef, Marly. Observer P. Kocher. 0.5-m f/3.3 Hypergraph
+ CCD.
J71 Willow Bank Observatory. Observer I. Griffin. 0.35-m Schmidt-Cassegrain
+ CCD.
J76 La Murta. Observer S. Pastor y J. A. Reyes. 0.40-m f/6.3
Schmidt-Cassegrain + CCD.
J87 La Canada. Observer J. Lacruz. 0.30-m f/10 Schmidt-Cassegrain + CCD
+ f/3.3 focal reducer, 0.30-m f/10 Schmidt-Cassegrain + CCD + f/6.3 focal
reducer.
J95 Great Shefford. Observer P. Birtwhistle. 0.30-m f/6.3 Schmidt-Cassegrain
+ CCD.
Orbital elements:
2004 YJ35
Epoch 2004 Dec. 21.0 TT = JDT 2453360.5 MPC
M 359.97924 (2000.0) P Q
n 0.00028814 Peri. 136.80985 -0.40168090 -0.81597145
a 227.0192233 Node 328.35648 +0.46126362 +0.21191630
e 0.9921618 Incl. 52.41484 +0.79113104 -0.53784950
P3421 H 15.4 G 0.15
From 126 observations 2004 Dec. 31-2005 Jan. 13.
Ephemeris:
2004 YJ35 a,e,i = 227.02, 0.99, 52 q = 1.7794
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2005 01 10 21 45.69 +70 37.6 1.529 1.900 95.8 31.0 19.0
2005 01 20 22 38.21 +72 12.7 1.482 1.859 95.8 31.8 19.0
2005 01 30 23 51.89 +73 26.0 1.442 1.826 95.8 32.5 18.9
2005 02 09 01 24.83 +73 17.0 1.414 1.802 95.6 33.0 18.8
2005 02 19 02 58.93 +70 54.6 1.403 1.786 95.1 33.5 18.8
2005 03 01 04 15.51 +66 23.7 1.414 1.780 93.8 33.7 18.8
2005 03 11 05 12.17 +60 29.4 1.450 1.782 91.7 33.9 18.9
2005 03 21 05 54.48 +53 58.5 1.513 1.794 88.8 33.7 19.0
2005 03 31 06 27.54 +47 25.0 1.601 1.815 85.2 33.3 19.1
2005 04 10 06 54.72 +41 09.3 1.711 1.845 81.1 32.5 19.3
2005 04 20 07 18.06 +35 21.4 1.840 1.882 76.6 31.3 19.4
2005 04 30 07 38.77 +30 04.3 1.984 1.927 72.0 29.8 19.6
2005 05 10 07 57.65 +25 16.6 2.138 1.978 67.2 28.1 19.8
2005 05 20 08 15.18 +20 54.9 2.299 2.036 62.3 26.1 19.9
We have received a number of conflicting reports pertaining to observed
cometary features in 2004 YJ35.
Timothy B. Spahr (C) Copyright 2005 MPC M.P.E.C. 2005-A47
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