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Article #4730

Conjunctions MP/NGCIC 19/96

#4730
From: Andreas Doppler
Date: Sat, 27 Apr 1996 00:00
97 lines
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Author : a.doppler@uriela.in-berlin.de (Andreas Doppler)

Daily conjunction ephemerides for the period of: Monday, 1996 May   6 -
Sunday, 1996 May  12. The conjunctions are sorted by time (UT). All known
asteroids of the file astorb.dat by E. Bowell and objects of the NGC 2000.0
are included in the list which meets the following criteria: The minimum
elongation to the sun has to exceed 30 degrees, the maximum elongation to the
NGC/IC Object is 10 arcmin and the limiting magnitude of the asteroid is
brighter or equal than 14.0 mag. The Ephemerides were calculated with a step
of 5 min. Coordinates are for J2000.0 and FK5. Every fifth issue detailed
explanations are given at the end of the ephemerides.

-----------------------------< Monday, 1996 May   6 >-------------------------
 (UT) Asteroid R.A.(2000)Decl Magn NGCICType R.A.(2000)Decl Magn  Size Dis Pos
 h  m NameNum.  h   m    o  ' Step ID    OBJ  h   m    o  ' Step    '   '    o
 6:05       44 10:37.2 +12:45 10.7 N3306  Gx 10:37.2 +12:39 14.0   1.5 6.7 335

----------------------------< Tuesday, 1996 May   7 >-------------------------
 (UT) Asteroid R.A.(2000)Decl Magn NGCICType R.A.(2000)Decl Magn  Size Dis Pos
 h  m NameNum.  h   m    o  ' Step ID    OBJ  h   m    o  ' Step    '   '    o
 4:40       12 19:45.2 -14:53 10.4 I4895  Gx 19:45.0 -14:48  8.0  10.0 6.0 214
 6:40      790 21:20.8 + 1:46 13.6 I1374  Gx 21:21.0 + 1:43 16.0 ----- 4.6  46
14:20      124 23:33.2 - 1:23 13.5 N7693  Gx 23:33.3 - 1:17 14.0 ----- 7.0 203
15:40       84 23:34.0 - 3:05 13.5 I1501  Gx 23:34.8 - 3:08 14.0   1.0 2.5  28
19:00       84 23:34.3 - 3:03 13.5 N7700  Gx 23:34.6 - 2:57 14.0 ----- 7.3 209

--------------------------< Wednesday, 1996 May   8 >-------------------------
 (UT) Asteroid R.A.(2000)Decl Magn NGCICType R.A.(2000)Decl Magn  Size Dis Pos
 h  m NameNum.  h   m    o  ' Step ID    OBJ  h   m    o  ' Step    '   '    o
 5:15       84 23:35.2 - 2:55 13.5 N7710  Gx 23:35.8 - 2:53 15.0 ----- 3.4 208

---------------------------< Thursday, 1996 May   9 >-------------------------
 (UT) Asteroid R.A.(2000)Decl Magn NGCICType R.A.(2000)Decl Magn  Size Dis Pos
 h  m NameNum.  h   m    o  ' Step ID    OBJ  h   m    o  ' Step    '   '    o
14:40      423 15:11.0 -11:24 11.4 N5872  Gx 15:11.0 -11:30 14.0 ----- 5.9 359
23:00      584 23:28.1 + 3:30 12.9 N7679  Gx 23:28.8 + 3:31 12.7   1.9 0.1 220
23:35       18  5:11.9 +16:47 11.1 N1817  OC  5:12.1 +16:42  7.7  16.0 5.2   8

-----------------------------< Friday, 1996 May  10 >-------------------------
 (UT) Asteroid R.A.(2000)Decl Magn NGCICType R.A.(2000)Decl Magn  Size Dis Pos
 h  m NameNum.  h   m    o  ' Step ID    OBJ  h   m    o  ' Step    '   '    o
 7:40      584 23:28.8 + 3:37 12.9 N7682  Gx 23:29.1 + 3:32 13.4   1.2 5.9  30
 9:40      212 12:48.9 -11:10 13.6 N4708  Gx 12:49.7 -11:06 14.0   1.6 5.3 151

---------------------------< Saturday, 1996 May  11 >-------------------------
 (UT) Asteroid R.A.(2000)Decl Magn NGCICType R.A.(2000)Decl Magn  Size Dis Pos
 h  m NameNum.  h   m    o  ' Step ID    OBJ  h   m    o  ' Step    '   '    o
 0:45      584 23:30.2 + 3:49 12.9 N7685  Gx 23:30.6 + 3:54 15.0   2.1 5.3 210
 7:00      176  0:01.3 +11:12 13.6 I1526  Gx  0:01.6 +11:21 15.0 ----- 9.3 199
10:00      602  0:02.1 + 2:54 13.5 N7809  Gx  0:02.2 + 2:56 15.0 ----- 1.2 212
21:35      423 15:09.0 -11:23 11.4 N5861  Gx 15:09.3 -11:19 12.0   3.0 4.5 179

-----------------------------< Sunday, 1996 May  12 >-------------------------
 (UT) Asteroid R.A.(2000)Decl Magn NGCICType R.A.(2000)Decl Magn  Size Dis Pos
 h  m NameNum.  h   m    o  ' Step ID    OBJ  h   m    o  ' Step    '   '    o
20:30       84 23:44.8 - 1:35 13.5 N7746  Gx 23:45.4 - 1:41 14.0 ----- 6.4  30

Used orbital elements (2000.0) from the file ASTORB.DAT by E. Bowell
MP       JDate  M       Halfa. Eccen Perihel Node    Inclin H     G  CEU
NameNum. YeMoDa Degrees   A.U. e     Degrees Degrees Degree Magn  -
----------------------------------------------------------------------------
      12 960427 332.200  2.335 0.220  69.298 235.668  8.370  7.2 0.2 3.8E-02
      18 960427  47.134  2.296 0.218 227.788 150.591 10.129  6.5 0.2 1.6E-02
      44 960427  50.045  2.423 0.150 341.914 131.653  3.703  7.0 0.5 5.5E-02
      84 960427 347.163  2.362 0.237  14.538 327.829  9.340  9.3 0.2 1.3E-01
     124 960427  73.417  2.629 0.079  61.656 188.403  2.949  8.1 0.2 9.6E-02
     176 960427 330.237  3.191 0.162 183.690 200.925 22.524  7.9 0.2 1.5E-01
     212 960427 140.665  3.108 0.118 101.079 313.936  4.280  8.3 0.2 2.1E-01
     423 960427 305.122  3.067 0.038 214.722  69.813 11.250  7.2 0.2 5.0E-02
     584 960427 332.477  2.374 0.234  84.448 282.505 10.717  8.7 0.2 1.4E-01
     602 960427 337.727  3.095 0.238  43.871 331.989 15.140  8.3 0.2 2.0E-01
     790 960427   6.006  3.410 0.152  41.225 252.230 20.554  8.0 0.2 2.1E-01

The Source of the elements is the file ASTORB.DAT
published by E. Bowell. The orbital element list is only for an overview,
which orbit I used. For all objects the accuracy of the published original
elements are some digits better than given here.

The ephemerides should promote the observing of conjunctions.

The ephemerides were computed with a program by Andreas Doppler with an Apple
Performa 630 computer (Version of 1996 Apr. 19th).

Please let me know if you observed a conjunction (or not).
You can reach me at a.doppler@uriela.in-berlin.de.

Because of the reason that software and/or datas may be incorrect, I cannot
guarantee the correctness of the ephemerides above.

Thanks to Arturo R. Montesinos (aramirez@servcoiae.recol.es) for bug reports.
Thanks to Ted Bowell for his permission to use his compilation of orbital
elements

If you want to subscribe to the list, send an E-mail message to
a.doppler@uriela.in-berlin.de consisting of a single line reading:
SUB MPNGCIC YourFirstName YourLastName
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From: a.doppler@uriela.in-berlin.de (Andreas Doppler)
Subject: Conjunctions MP/NGCIC 19/96
Date: 1996/04/27
Message-ID: <ADA7EAC7966825177@aobs.in-berlin.de>
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