MPEC 1999-T07: 1999 SN5
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M.P.E.C. 1999-T07 Issued 1999 Oct. 2, 16:28 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.
BMARSDEN@CFA.HARVARD.EDU or GWILLIAMS@CFA.HARVARD.EDU
URL http://cfa-www.harvard.edu/iau/mpc.html ISSN 1523-6714
1999 SN5
Observations:
J99S05N* C1999 09 30.19937 21 04 29.46 -15 21 26.2 18.4 704
J99S05N C1999 09 30.21419 21 04 23.84 -15 21 20.6 19.1 704
J99S05N C1999 09 30.22880 21 04 18.42 -15 21 13.6 18.3 704
J99S05N C1999 09 30.24340 21 04 13.00 -15 21 07.0 18.4 704
J99S05N C1999 09 30.25767 21 04 07.65 -15 21 00.9 18.9 704
J99S05N C1999 10 01.43216 20 57 03.47 -15 12 20.8 18.7 V 402
J99S05N C1999 10 01.43341 20 57 02.96 -15 12 19.5 402
J99S05N C1999 10 01.43468 20 57 02.62 -15 12 20.2 402
J99S05N C1999 10 01.43594 20 57 02.16 -15 12 18.7 402
J99S05N C1999 10 01.49141 20 56 41.76 -15 11 27.9 17.3 R 426
J99S05N C1999 10 01.49404 20 56 40.85 -15 11 26.8 17.4 R 426
J99S05N C1999 10 01.49731 20 56 39.63 -15 11 25.1 17.5 R 426
J99S05N C1999 10 01.75486 20 55 08.70 -15 09 47.0 18.0 V 104
J99S05N C1999 10 01.75671 20 55 08.09 -15 09 46.3 104
J99S05N C1999 10 01.75856 20 55 07.36 -15 09 45.3 104
J99S05N C1999 10 01.76042 20 55 06.67 -15 09 44.5 104
J99S05N C1999 10 01.78015 20 54 59.61 -15 09 34.4 587
J99S05N C1999 10 01.78275 20 54 58.66 -15 09 32.9 587
J99S05N C1999 10 01.78715 20 54 57.11 -15 09 31.7 587
J99S05N C1999 10 01.80196 20 54 51.60 -15 09 25.5 557
J99S05N C1999 10 01.80289 20 54 51.26 -15 09 25.2 557
J99S05N C1999 10 01.80383 20 54 50.92 -15 09 24.6 557
J99S05N C1999 10 01.81450 20 54 47.10 -15 09 19.2 046
J99S05N C1999 10 01.81693 20 54 46.10 -15 09 18.0 046
J99S05N C1999 10 01.81803 20 54 45.84 -15 09 17.0 046
J99S05N C1999 10 01.81917 20 54 45.39 -15 09 17.0 16.9 R 046
J99S05N C1999 10 01.82142 20 54 44.56 -15 09 15.7 046
J99S05N C1999 10 01.82441 20 54 43.52 -15 09 13.9 595
J99S05N C1999 10 01.82770 20 54 42.32 -15 09 12.1 18.1 V 595
J99S05N C1999 10 01.83153 20 54 40.97 -15 09 10.2 595
Observer details:
046 Klet. Observers J. Ticha, M. Tichy. 0.57-m f/5.2 reflector + CCD.
104 San Marcello Pistoiese. Observers L. Tesi, A. Boattini, M. Tombelli.
Measurers A. Boattini, G. Forti, L. Tesi, M. Tombelli. 0.40-m f/5
reflector + CCD.
402 Dynic Astronomical Observatory. Observer A. Sugie. 0.60-m f/3.7 reflector
+ CCD.
426 Woomera. Observer F. B. Zoltowski. 0.30-m f/3.3 Schmidt-Cassegrain + CCD.
557 Ondrejov. Observer L. Sarounova. 0.65-m f/3.6 reflector + CCD.
587 Sormano. Observers P. Sicoli, V. Giuliani. 0.5-m reflector + CCD.
595 Farra d'Isonzo. Observers E. Pettarin, G. Lombardi, M. Spolaor, F. Piani,
A. Toso. 0.40-m f/4.5 reflector + CCD
704 Lincoln Laboratory ETS, New Mexico. Observers M. Blythe, F. Shelly,
M. Bezpalko, M. Elowitz. Measurers J. Stuart, H. Viggh, R. Sayer. 1.0-m
f/2.15 reflector + CCD.
Orbital elements:
1999 SN5
Epoch 1999 Sept. 19.0 TT = JDT 2451440.5 Williams
M 272.90752 (2000.0) P Q
n 1.00831316 Peri. 150.98573 -0.80426074 -0.59199852
a 0.9849309 Node 352.07970 +0.44596289 -0.54341067
e 0.7142312 Incl. 22.16405 +0.39278717 -0.59518282
P 0.98 H 18.0 G 0.15
From 30 observations 1999 Sept. 30-Oct. 1.
Ephemeris:
1999 SN5 a,e,i = 0.98, 0.71, 22 q = 0.2815
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
1999 09 29 21 11.93 -15 28.8 0.372 1.274 130.3 36.8 17.9
1999 10 04 20 42.23 -14 49.4 0.381 1.229 118.6 45.6 18.1
1999 10 09 20 16.26 -13 54.3 0.396 1.181 107.8 53.6 18.3
1999 10 14 19 54.12 -12 50.6 0.414 1.130 97.8 61.0 18.5
1999 10 19 19 35.30 -11 43.6 0.433 1.076 88.5 67.8 18.7
1999 10 24 19 19.00 -10 36.5 0.452 1.018 79.9 74.2 18.9
1999 10 29 19 04.33 -09 31.6 0.470 0.956 71.7 80.5 19.1
1999 11 03 18 50.36 -08 30.5 0.487 0.890 63.7 87.0 19.2
1999 11 08 18 36.17 -07 35.3 0.502 0.820 55.7 94.0 19.4
1999 11 13 18 20.74 -06 49.6 0.515 0.746 47.5 101.9 19.6
Gareth V. Williams (C) Copyright 1999 MPC M.P.E.C. 1999-T07
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