MPEC 1999-G27 : 1999 GK4
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M.P.E.C. 1999-G27 Issued 1999 Apr. 14, 23:21 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 GK4
Observations:
J99G04K* C1999 04 11.36829 14 07 28.01 -05 11 29.8 17.1 R 699
J99G04K C1999 04 11.38867 14 07 26.60 -05 11 13.4 699
J99G04K C1999 04 11.40906 14 07 25.25 -05 10 57.5 699
J99G04K C1999 04 12.10567 14 06 40.93 -05 01 40.3 15.9 R 758
J99G04K C1999 04 12.11358 14 06 40.38 -05 01 33.5 16.1 R 758
J99G04K C1999 04 12.12076 14 06 39.91 -05 01 27.5 16.1 R 758
J99G04K C1999 04 12.21458 14 06 33.50 -05 00 11.0 16.5 R 732
J99G04K C1999 04 12.21942 14 06 33.15 -05 00 06.9 16.4 R 732
J99G04K C1999 04 12.22427 14 06 32.85 -05 00 02.9 16.4 R 732
J99G04K C1999 04 12.22772 14 06 31.98 -04 59 53.2 17.3 V 859
J99G04K C1999 04 12.23152 14 06 31.72 -04 59 50.4 17.3 V 859
J99G04K C1999 04 12.23632 14 06 31.38 -04 59 46.4 17.3 V 859
J99G04K C1999 04 12.30898 14 06 27.05 -04 58 58.0 18.0 704
J99G04K C1999 04 12.32627 14 06 25.80 -04 58 44.4 704
J99G04K C1999 04 12.34034 14 06 24.91 -04 58 33.6 719
J99G04K C1999 04 12.34337 14 06 24.64 -04 58 29.9 704
J99G04K C1999 04 12.35215 14 06 24.04 -04 58 22.0 719
J99G04K C1999 04 12.36051 14 06 23.44 -04 58 16.8 18.6 704
J99G04K C1999 04 12.37524 14 06 22.42 -04 58 04.1 719
J99G04K C1999 04 12.37771 14 06 22.27 -04 58 03.3 18.4 704
J99G04K C1999 04 12.38066 14 06 22.09 -04 57 59.4 719
J99G04K C1999 04 12.43675 14 06 18.15 -04 57 14.4 719
J99G04K C1999 04 12.60023 14 06 07.66 -04 54 50.3 17.6 R 422
J99G04K C1999 04 12.60138 14 06 07.57 -04 54 49.7 17.6 R 422
J99G04K C1999 04 12.60436 14 06 07.38 -04 54 47.1 17.5 R 422
J99G04K C1999 04 12.60521 14 06 07.33 -04 54 46.5 17.6 R 422
J99G04K C1999 04 12.96789 14 05 43.04 -04 50 05.9 557
J99G04K C1999 04 12.96987 14 05 42.95 -04 50 04.4 557
J99G04K C1999 04 12.99052 14 05 41.45 -04 49 47.4 118
J99G04K C1999 04 12.99241 14 05 41.32 -04 49 45.9 118
J99G04K C1999 04 12.99402 14 05 41.20 -04 49 44.8 17.5 R 118
J99G04K C1999 04 13.11226 14 05 33.81 -04 48 04.1 16.1 R 758
J99G04K C1999 04 13.11793 14 05 33.42 -04 47 59.6 16.3 R 758
J99G04K C1999 04 13.12299 14 05 33.06 -04 47 55.1 16.2 R 758
J99G04K C1999 04 13.51255 14 05 06.27 -04 42 26.1 17.4 R 428
J99G04K C1999 04 13.51352 14 05 06.38 -04 42 24.0 16.5 R 426
J99G04K C1999 04 13.52065 14 05 05.90 -04 42 18.3 16.6 R 426
J99G04K C1999 04 13.52777 14 05 05.37 -04 42 12.6 16.5 R 426
J99G04K C1999 04 13.54652 14 05 03.84 -04 41 57.4 17.3 R 422
J99G04K C1999 04 13.54764 14 05 03.76 -04 41 56.5 17.2 R 422
J99G04K C1999 04 13.54904 14 05 03.66 -04 41 55.2 17.3 R 422
J99G04K C1999 04 13.89102 14 04 40.13 -04 37 27.2 16.8 R 587
J99G04K C1999 04 13.89803 14 04 39.63 -04 37 21.3 587
J99G04K C1999 04 13.90272 14 04 39.28 -04 37 17.6 587
J99G04K C1999 04 13.91211 14 04 38.59 -04 37 08.2 108
J99G04K C1999 04 13.91692 14 04 38.30 -04 37 05.1 108
J99G04K C1999 04 13.92161 14 04 37.92 -04 37 00.3 17.0 V 108
J99G04K C1999 04 13.99193 14 04 32.79 -04 36 04.1 557
J99G04K C1999 04 13.99390 14 04 32.64 -04 36 02.5 557
J99G04K C1999 04 13.99588 14 04 32.50 -04 36 00.9 557
J99G04K C1999 04 14.07990 14 04 27.26 -04 34 48.5 16.1 R 758
J99G04K C1999 04 14.09095 14 04 26.46 -04 34 38.4 16.0 R 758
J99G04K C1999 04 14.09567 14 04 26.15 -04 34 31.7 15.9 R 758
J99G04K C1999 04 14.10300 14 04 25.58 -04 34 28.3 16.0 R 758
J99G04K C1999 04 14.15733 14 04 21.38 -04 33 32.0 16.6 R 844
J99G04K C1999 04 14.17939 14 04 19.67 -04 33 13.5 15.5 R 844
J99G04K C1999 04 14.59079 14 03 50.94 -04 27 31.3 16.5 R 426
J99G04K C1999 04 14.60106 14 03 50.13 -04 27 22.5 16.7 R 426
J99G04K C1999 04 14.60803 14 03 49.66 -04 27 17.2 17.0 R 426
J99G04K C1999 04 14.85631 14 03 32.23 -04 24 02.8 16.5 R 046
J99G04K C1999 04 14.85850 14 03 32.06 -04 24 00.8 046
J99G04K C1999 04 14.86057 14 03 31.91 -04 23 59.1 046
J99G04K C1999 04 14.86376 14 03 31.67 -04 23 56.4 046
J99G04K C1999 04 14.86656 14 03 31.48 -04 23 54.1 046
Observer details:
046 Klet. Observers M. Tichy, Z. Moravec. Measurer M. Tichy.
0.57-m f/5.2 reflector + CCD.
108 Montelupo. Observers M. Tombelli, A. Boattini, L. Tesi, D. Guidetti,
G. Forti, E. Masotti. Measurers M. Tombelli, A. Boattini, L. Tesi,
S. Bartolini, G. Forti. 0.30-m f/5.7 Schmidt-Cassegrain + CCD.
118 Modra. Observers A. Galad, D. Kalmancok. 0.6-m f/5.5 reflector + CCD.
422 Loomberah. Observer G. J. Garradd. 0.45-m f/5.4 reflector + CCD.
426 Woomera. Observer F. B. Zoltowski. 0.30-m f/3.3 Schmidt-Cassegrain + CCD.
428 Reedy Creek. Observer J. Broughton. 0.25-m f/6.3 Schmidt-Cassegrain
+ CCD.
557 Ondrejov. Observer L. Sarounova. 0.65-m f/3.6 reflector + CCD.
587 Sormano. Observers F. Manca, V. Giuliani. 0.5-m reflector + CCD.
699 Lowell Observatory-LONEOS. Observers C. A. Onken, B. A. Skiff. Measurers
B. W. Koehn, E. Bowell. 0.59-m LONEOS Schmidt + 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.
719 Etscorn Observatory. Observer D. A. Klinglesmith III. 0.355-m
Schmidt-Cassegrain + CCD.
732 Oaxaca. Observer J. Roe. 0.25-m f/3.4 reflector + CCD.
758 BCC Observatory, Cocoa. Observer I. P. Griffin. 0.30-m f/5 Maksutov
+ CCD.
844 Los Molinos. Observers A. Sosa, M. Ortiz. 0.35-m f/6.4 reflector + CCD.
859 Serra da Piedade. Observers C. Jacques, J. Amancio. 0.3-m f/3.3
Schimdt-Cassegrain + CCD.
Orbital elements:
1999 GK4 PHA 0.038
Epoch 1999 Apr. 12.0 TT = JDT 2451280.5 Marsden
M 309.16149 (2000.0) P Q
n 0.35465639 Peri. 146.22725 +0.71397584 +0.69994963
a 1.9766549 Node 169.29417 -0.66150275 +0.68256113
e 0.4966147 Incl. 5.42992 -0.22946158 +0.21019233
P 2.78 H 15.9 G 0.15
From 63 observations 1999 Apr. 11-14.
Ephemeris:
1999 GK4 a,e,i = 1.98, 0.50, 5 q = 0.9950
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
1999 04 12 14 06.79 -05 03.0 0.793 1.785 167.9 6.7 17.2
1999 04 17 14 00.90 -03 53.5 0.753 1.752 171.6 4.8 16.9
1999 04 22 13 54.25 -02 39.9 0.719 1.718 170.7 5.4 16.8
1999 04 27 13 47.05 -01 24.2 0.691 1.684 165.8 8.4 16.8
1999 05 02 13 39.56 -00 09.0 0.668 1.650 159.7 12.3 16.8
1999 05 07 13 32.05 +01 03.3 0.650 1.616 153.1 16.4 16.9
1999 05 12 13 24.83 +02 10.0 0.637 1.581 146.5 20.7 16.9
1999 05 17 13 18.20 +03 08.9 0.629 1.546 140.0 24.9 17.0
1999 05 22 13 12.43 +03 58.3 0.623 1.511 133.7 29.0 17.0
1999 05 27 13 07.71 +04 37.1 0.621 1.476 127.7 32.9 17.1
1999 06 01 13 04.18 +05 05.0 0.619 1.441 122.0 36.6 17.1
1999 06 06 13 01.91 +05 21.9 0.620 1.407 116.7 40.1 17.2
1999 06 11 13 00.93 +05 28.2 0.620 1.372 111.8 43.4 17.2
1999 06 16 13 01.26 +05 24.3 0.620 1.338 107.2 46.5 17.3
1999 06 21 13 02.89 +05 10.8 0.620 1.304 103.0 49.4 17.3
1999 06 26 13 05.75 +04 48.5 0.618 1.271 99.1 52.2 17.3
1999 07 01 13 09.79 +04 17.9 0.615 1.238 95.6 54.8 17.3
1999 07 06 13 14.96 +03 39.7 0.611 1.207 92.3 57.3 17.3
1999 07 11 13 21.22 +02 54.3 0.604 1.177 89.4 59.8 17.3
1999 07 16 13 28.56 +02 01.8 0.595 1.148 86.7 62.1 17.3
1999 07 21 13 36.94 +01 02.7 0.584 1.121 84.3 64.5 17.3
1999 07 26 13 46.36 -00 02.8 0.571 1.095 82.2 66.7 17.2
1999 07 31 13 56.81 -01 14.6 0.555 1.072 80.4 69.0 17.2
1999 08 05 14 08.33 -02 32.8 0.538 1.052 78.8 71.1 17.2
1999 08 10 14 20.99 -03 57.6 0.519 1.034 77.5 73.2 17.1
1999 08 15 14 34.91 -05 29.3 0.498 1.019 76.5 75.1 17.1
1999 08 20 14 50.22 -07 08.0 0.477 1.008 75.9 76.8 17.0
1999 08 25 15 07.10 -08 53.8 0.454 1.000 75.6 78.3 16.9
1999 08 30 15 25.80 -10 47.0 0.432 0.996 75.8 79.4 16.8
1999 09 04 15 46.64 -12 46.9 0.409 0.995 76.4 80.1 16.7
1999 09 09 16 10.02 -14 52.5 0.388 0.998 77.5 80.2 16.6
1999 09 14 16 36.36 -17 00.9 0.369 1.005 79.2 79.6 16.5
1999 09 19 17 06.00 -19 07.1 0.353 1.015 81.6 78.3 16.4
1999 09 24 17 39.10 -21 03.4 0.341 1.029 84.6 76.1 16.3
1999 09 29 18 15.42 -22 39.7 0.333 1.046 88.1 73.3 16.2
1999 10 04 18 54.19 -23 45.2 0.331 1.065 92.0 69.8 16.1
1999 10 09 19 34.08 -24 11.7 0.336 1.087 96.1 66.0 16.0
1999 10 14 20 13.43 -23 56.9 0.347 1.112 100.0 62.1 16.0
1999 10 19 20 50.69 -23 04.6 0.365 1.138 103.5 58.3 16.1
1999 10 24 21 24.81 -21 43.5 0.389 1.167 106.5 54.8 16.2
1999 10 29 21 55.35 -20 03.5 0.419 1.196 108.8 51.8 16.3
1999 11 03 22 22.35 -18 13.2 0.455 1.227 110.4 49.2 16.5
1999 11 08 22 46.17 -16 18.9 0.496 1.260 111.4 47.1 16.7
1999 11 13 23 07.24 -14 24.7 0.541 1.292 111.9 45.3 16.9
1999 11 18 23 26.04 -12 33.0 0.590 1.326 111.8 43.8 17.1
1999 11 23 23 42.96 -10 45.1 0.643 1.360 111.3 42.6 17.3
1999 11 28 23 58.35 -09 01.7 0.699 1.395 110.5 41.5 17.5
1999 12 03 00 12.50 -07 22.7 0.759 1.430 109.3 40.6 17.7
1999 12 08 00 25.67 -05 48.0 0.822 1.465 108.0 39.8 17.9
1999 12 13 00 38.05 -04 17.3 0.887 1.500 106.4 39.0 18.1
1999 12 18 00 49.80 -02 50.5 0.955 1.534 104.6 38.4 18.3
1999 12 23 01 01.04 -01 27.4 1.026 1.569 102.7 37.7 18.5
1999 12 28 01 11.86 -00 07.6 1.099 1.604 100.6 37.1 18.6
2000 01 02 01 22.35 +01 08.9 1.173 1.639 98.5 36.4 18.8
2000 01 07 01 32.58 +02 22.4 1.250 1.673 96.3 35.8 19.0
2000 01 12 01 42.60 +03 33.1 1.329 1.707 94.0 35.1 19.1
2000 01 17 01 52.45 +04 41.0 1.409 1.741 91.6 34.4 19.3
2000 01 22 02 02.18 +05 46.2 1.490 1.774 89.2 33.7 19.4
2000 01 27 02 11.79 +06 48.8 1.572 1.807 86.7 33.0 19.6
2000 02 01 02 21.32 +07 48.8 1.655 1.839 84.3 32.2 19.7
2000 02 06 02 30.79 +08 46.4 1.739 1.871 81.7 31.4 19.8
2000 02 11 02 40.21 +09 41.4 1.823 1.903 79.2 30.6 19.9
2000 02 16 02 49.60 +10 34.1 1.907 1.934 76.6 29.8 20.0
2000 02 21 02 58.96 +11 24.2 1.992 1.965 74.0 28.9 20.1
2000 02 26 03 08.30 +12 11.9 2.076 1.995 71.4 28.1 20.2
2000 03 02 03 17.62 +12 57.2 2.160 2.025 68.8 27.2 20.3
2000 03 07 03 26.94 +13 40.1 2.243 2.055 66.2 26.2 20.4
2000 03 12 03 36.25 +14 20.6 2.326 2.084 63.6 25.3 20.5
2000 03 17 03 45.56 +14 58.6 2.408 2.112 60.9 24.3 20.6
2000 03 22 03 54.86 +15 34.2 2.488 2.140 58.3 23.3 20.6
2000 03 27 04 04.15 +16 07.4 2.567 2.167 55.7 22.3 20.7
2000 04 01 04 13.43 +16 38.1 2.645 2.194 53.0 21.3 20.8
2000 04 06 04 22.70 +17 06.5 2.721 2.221 50.4 20.3 20.8
2000 04 11 04 31.97 +17 32.4 2.795 2.247 47.7 19.3 20.9
2000 04 16 04 41.21 +17 55.9 2.867 2.272 45.1 18.2 20.9
2000 04 21 04 50.44 +18 17.1 2.936 2.297 42.4 17.2 21.0
2000 04 26 04 59.64 +18 35.8 3.004 2.321 39.8 16.1 21.0
2000 05 01 05 08.81 +18 52.2 3.069 2.345 37.1 15.0 21.0
2000 05 06 05 17.96 +19 06.3 3.131 2.369 34.5 13.9 21.0
Brian G. Marsden (C) Copyright 1999 MPC M.P.E.C. 1999-G27
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