MPEC 2007-D71 : COMET P/2007 B3 = 1977 O1 (GARRADD)
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M.P.E.C. 2007-D71 Issued 2007 Feb. 26, 15:39 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.
Prepared using the Tamkin Foundation Computer Network
MPC@CFA.HARVARD.EDU
URL http://cfa-www.harvard.edu/iau/mpc.html ISSN 1523-6714
COMET P/2007 B3 = 1977 O1 (GARRADD)
Observations:
PJ77O010 1975 05 31.38253 12 14 18.41 -35 18 38.2 15.5 T ED071260
PJ77O010 1975 06 03.38541 12 14 12.91 -35 05 48.1 15.5 T ED071260
PJ77O010 A1977 07 18.57526 20 56 00.56 -33 51 39.3 18 T ED071413
PJ77O010 A1977 07 18.62387 20 55 58.62 -33 51 39.0 ED071413
PJ77O010 A1977 07 19.61292 20 55 13.30 -33 51 22.7 ED071413
PJ77O010 A1977 07 19.66848 20 55 10.95 -33 51 22.4 ED071413
PK07B030 1996 02 26.64422 11 56 59.28 -22 50 02.8 17.8 T ED071260
PK07B030 2007 02 11.68403 13 06 17.32 -34 21 47.0 18.1 T ED071372
Observer details:
260 Siding Spring-DSS. 1.2-m U.K. Schmidt. Identified and measured by
M. Meyer.
372 Geisei. Observer T. Seki. 0.60-m f/3.5 reflector.
413 Siding Spring. 1.2-m U.K. Schmidt. Measurer R. D. Eberst. From IAUC 3247
(with time correction -0.02000 day to the fourth observation). Identified
by G. V. Williams.
Orbital elements:
P/2007 B3 = 1977 O1 (Garradd)
Epoch 1976 Mar. 3.0 TT = JDT 2442840.5
T 1976 Mar. 21.31702 TT MPC
q 4.3188403 (2000.0) P Q
n 0.09123384 Peri. 279.00893 -0.32565595 +0.91053949
a 4.8868847 Node 328.02866 -0.56104334 -0.40291968
e 0.1162386 Incl. 28.75086 -0.76103783 -0.09259356
P 10.80
Epoch 1997 Aug. 20.0 TT = JDT 2450680.5
T 1997 Aug. 17.46303 TT MPC
q 4.2604621 (2000.0) P Q
n 0.09287291 Peri. 278.92216 -0.32816207 +0.90920037
a 4.8292165 Node 327.91959 -0.55865348 -0.40554713
e 0.1177737 Incl. 28.84763 -0.76171907 -0.09426672
P 10.61
Epoch 2008 Apr. 4.0 TT = JDT 2454560.5
T 2008 Mar. 20.50299 TT MPC
q 4.2634747 (2000.0) P Q
n 0.09267459 Peri. 278.74432 -0.33192417 +0.90771117
a 4.8361035 Node 327.85449 -0.55709351 -0.40821838
e 0.1184071 Incl. 28.84387 -0.76123135 -0.09704732
P 10.64
Residuals in seconds of arc
750531 260 0.7- 0.1- 070127 H06 (2.2- 5.5+) 070207 E12 0.3- 0.3-
750603 260 0.6- 0.9- 070128 147 0.7- 1.1+ 070211 372 0.1+ 0.2+
770718 413 0.5- 1.3- 070128 147 0.2+ 1.0+ 070212 349 0.2+ 0.4+
770718 413 (3.4+ 1.5-) 070128 147 0.8+ 0.2- 070212 372 1.0- 0.3+
770719 413 1.4- 1.1+ 070128 H36 0.0 0.6+ 070212 349 0.2- 0.2+
770719 413 1.6+ 0.5+ 070128 H36 0.1- 0.5+ 070212 372 0.0 0.4+
960226 260 0.3+ 0.4- 070128 H36 0.3+ 0.5- 070214 423 0.7- 0.3+
070125 E12 0.6- 1.2+ 070129 808 0.4- 0.7- 070214 423 0.2- 0.2+
070125 E12 0.5- 0.7+ 070129 808 1.0+ 0.1+ 070216 415 0.7+ 0.7-
070125 E12 0.2- 0.6+ 070129 E12 0.0 0.3+ 070216 415 1.7+ 0.1-
070125 E12 0.5- 0.6+ 070129 415 0.5+ 0.1- 070217 673 0.5+ 0.6-
070126 808 0.0 0.1- 070129 415 0.5+ 0.4- 070217 673 0.1+ 1.1-
070126 808 0.5+ 0.6- 070129 E12 0.6- 0.1+ 070217 423 0.4- 0.4+
070126 808 0.4+ 0.9- 070130 E12 0.2+ 0.0 070217 423 0.4- 0.6+
070126 808 0.6+ 0.6- 070131 E12 0.2- 0.3+ 070222 415 0.1+ 0.4-
070126 808 0.2+ 0.9- 070131 E12 0.5- 0.5+ 070222 415 0.3+ 0.3-
070126 423 0.9- 0.5- 070206 E12 0.4+ 0.4+
070127 H06 (0.7+ 2.2+) 070207 E12 0.1- 0.3-
Ephemeris:
P/2007 B3 = 1977 O1 (Garradd)
Date TT R. A. (2000) Decl. Delta r Elong. Phase m1 m2
2007 02 19 13 04.61 -35 13.9 3.862 4.403 117.3 11.5 16.9
2007 03 01 13 00.80 -36 15.3 3.744 4.397 125.7 10.5 16.8
2007 03 11 12 55.39 -37 03.0 3.645 4.390 133.7 9.4 16.7
2007 03 21 12 48.67 -37 34.5 3.568 4.384 140.7 8.3 16.7
2007 03 31 12 41.11 -37 48.3 3.514 4.378 146.1 7.3 16.6
2007 04 10 12 33.31 -37 44.6 3.485 4.372 148.7 6.8 16.6
2007 04 20 12 25.87 -37 24.7 3.483 4.366 147.8 7.0 16.6
2007 04 30 12 19.40 -36 52.1 3.506 4.360 143.9 7.8 16.6
Brian G. Marsden (C) Copyright 2007 MPC M.P.E.C. 2007-D71
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