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Article #4741

Conjunctions MP/NGC IC 45th week

#4741
From: Andreas Doppler
Date: Sat, 28 Oct 1995 00:00
170 lines
12400 bytes
Author : a.doppler@uriela.in-berlin.de (Andreas Doppler)

Daily conjunction ephemerides for the period of: Monday, 1995 Nov.  6 - Sunday,
1995 Nov. 12. The conjunctions are sorted by time (UT). All known asteroids 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, 1995 Nov.  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
 4:40        87 13:00.7 + 2:32 13.7 N4900  Gx 13: 0.6 + 2:30 11.5   2.3 3.0 338
 5:50        42 12:14.8 + 5:56 13.4 N4197  Gx 12:14.6 + 5:48 13.0   3.5 8.8 340
18:25        80 12:50.5 - 9:26 13.6 N4716  Gx 12:50.5 - 9:26 15.0 ----- 0.4 162
19:50        80 12:50.6 - 9:26 13.6 N4717  Gx 12:50.6 - 9:26 15.0 ----- 1.0 160
20:15       308 12:49.3 - 5:14 13.8 N4705  Gx 12:49.4 - 5:12 14.0   3.0 2.2 160

-----------------------------< Tuesday, 1995 Nov.  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
 0:15        54 13:00.5 -14:42 13.3 N4887  Gx 13: 0.6 -14:40 14.0   1.6 2.5 152
13:25        51 10:58.4 + 1:20 12.3 I 660  Gx 10:58.5 + 1:23 16.0 ----- 2.3 160
13:30       308 12:50.4 - 5:20 13.8 N4718  Gx 12:50.5 - 5:17 15.0   2.1 3.4 159
22:50       488  2:48.4 + 4:24 12.5 N1101  Gx  2:48.3 + 4:34 15.0 ----- 9.5 188

---------------------------< Wednesday, 1995 Nov.  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
 2:00       186 22:30.6 -13:56 12.6 N7300  Gx 22:31.0 -14:00 12.9   2.2 6.5  54
 2:45       344 13:12.1 + 3:10 13.4 N5013  Gx 13:12.2 + 3:12 15.0 ----- 2.1 155
 4:25        54 13:02.3 -14:55 13.3 N4924  Gx 13: 2.2 -14:58 14.0   0.7 3.1 333
 9:40       433 10:24.6 +16:53 12.8 I 607  Gx 10:24.2 +16:45 15.0   1.5 9.7 328
13:45       388 22:00.5 -13:11 13.9 I1417  Gx 22: 0.4 -13:09 ----   1.4 3.2 213
15:10       140 18:36.4 -23:44 13.1 N6656  Gb 18:36.4 -23:54  5.1  24.0 9.2   3
16:15       912 12:30.9 + 8:23 13.9 N4488  Gx 12:30.9 + 8:22 13.0   3.6 1.6 335
16:55        42 12:18.1 + 5:38 13.4 N4249  Gx 12:18.0 + 5:36 15.0 ----- 2.7 340
18:45       278  4:03.7 +19:45 13.8 I 358  Gx  4: 3.7 +19:53 15.0   1.4 8.0 183
23:10       747 11:13.4 +10:22 13.4 I2634  Gx 11:13.5 +10:30 15.0   0.4 7.8 171
23:15       388 22:00.7 -13:09 13.9 N7171  Gx 22: 1.0 -13:16 12.3   2.8 7.4  33

----------------------------< Thursday, 1995 Nov.  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
 1:45        42 12:18.5 + 5:35 13.4 N4252  Gx 12:18.5 + 5:34 15.0   1.5 2.0 340
 9:50         5 11:15.3 + 4:58 11.5 N3601  Gx 11:15.5 + 5:07 14.0 ----- 8.7 161
 9:55       187 10:53.5 +16:49 13.3 N3447  Gx 10:53.4 +16:46 13.0   3.8 3.6 341
10:55      1113  2:43.4 +37:24 13.4 N1058  Gx  2:43.5 +37:21 11.5   3.0 4.0  17
16:45       154 13:40.9 - 4:26 13.3 I 908  Gx 13:41.2 - 4:19 15.0   0.8 8.5 152
16:55       221  2:48.9 - 0:43 11.8 I1856  Gx  2:48.9 - 0:46 ----   1.3 2.7  16
20:30        42 12:19.6 + 5:30 13.4 N4259  Gx 12:19.4 + 5:23 13.6   1.1 7.8 341
21:50        42 12:19.6 + 5:29 13.4 N4266  Gx 12:19.7 + 5:32 15.0   2.1 2.2 160
23:45        42 12:19.8 + 5:29 13.4 I3153  Gx 12:19.6 + 5:23 15.0 ----- 6.8 341

------------------------------< Friday, 1995 Nov. 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
 1:00        42 12:19.8 + 5:29 13.4 N4270  Gx 12:19.8 + 5:28 12.2   2.2 1.1 342
 2:00       747 11:14.8 +10:19 13.4 I2648  Gx 11:14.7 +10:14 16.0 ----- 5.3 352
 3:55       218 11:05.9 + 0:03 13.8 N3521  Gx 11: 5.8 - 0:02  8.9   9.5 6.0 342
 5:20        42 12:20.1 + 5:27 13.4 N4273  Gx 12:19.9 + 5:21 11.9   2.3 7.1 341
 6:25       344 13:15.6 + 2:45 13.4 N5050  Gx 13:15.8 + 2:52 14.0 ----- 7.3 155
 8:35        42 12:20.2 + 5:26 13.4 N4277  Gx 12:20.1 + 5:21 13.5   0.9 6.1 341
12:40        42 12:20.5 + 5:25 13.4 N4281  Gx 12:20.4 + 5:23 11.3   3.1 2.7 341

----------------------------< Saturday, 1995 Nov. 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
 0:00        27 17:05.2 -22:41 12.6 N6287  Gb 17: 5.2 -22:42  9.2   5.1 0.8 356
 9:45        42 12:21.6 + 5:19 13.4 N4300  Gx 12:21.7 + 5:23 14.0 ----- 3.9 161

------------------------------< Sunday, 1995 Nov. 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
 2:40       125  1:21.5 + 3:45 13.2 N 479  Gx  1:21.3 + 3:52 15.0 ----- 7.3 203
11:10        14  8:19.7 +22:08 10.8 N2565  Gx  8:19.8 +22:02 14.0   1.9 6.9  11
11:40        42 12:23.0 + 5:11 13.4 N4324  Gx 12:23.1 + 5:15 13.0   2.5 3.4 161
16:00        98 12:12.9 + 1:20 13.7 N4179  Gx 12:12.9 + 1:18 10.9   4.2 2.5 330
22:05        85 21:26.7 - 6:50 11.9 N7065  Gx 21:26.7 - 7:00 ----   1.4 9.7   1
22:10       186 22:34.3 -12:52 12.7 N7308  Gx 22:34.5 -12:56 14.0 ----- 4.7  49
23:30       186 22:34.3 -12:52 12.7 I1448  Gx 22:34.6 -12:56 14.0   1.0 5.8  49

Used orbital elements  ( 2000.0 ).
MP       JDate  M       Halfa. Eccen Perihel Node    Inclin H     G   Source  Q
NameNum. YeMoDa Degrees   A.U. e     Degrees Degrees Degree Magn  -
-------------------------------------------------------------------------------
       5 940905 297.352  2.575 0.191 356.359 141.780  5.357  6.9 0.2 MPC24219 0
      14 940905 194.953  2.587 0.166  94.872  86.820  9.110  6.3 0.2 MPC24219 0
      27 951010 138.265  2.348 0.171 356.169  94.819  1.584  7.0 0.2 EMP 1995 0
      42 940217 347.897  2.441 0.224 236.065  84.616  8.539  7.5 0.2 MPC22796 0
      51 940905 178.817  2.366 0.066   1.851 176.263  9.959  7.4 0.1 MPC24085 0
      54 940905 190.128  2.709 0.200 345.247 313.566 11.829  7.7 0.2 MPC24085 0
      80 940217  11.028  2.296 0.201 139.259 218.952  8.667  8.0 0.2 MPC23111 0
      85 940905 329.094  2.655 0.191 122.590 203.522 11.967  7.6 0.2 MPC24085 0
      87 940905 162.034  3.487 0.081 272.314  73.742 10.873  6.9 0.2 MPC24085 0
      98 940905 273.263  2.688 0.188 156.939 354.338 15.574  8.8 0.2 MPC24219 0
     125 950324  58.256  2.743 0.078 107.042 169.435  4.657  9.0 0.3 MPC25186 0
     140 950324 299.979  2.732 0.217 195.628 107.394  3.189  8.3 0.2 MPC25033 0
     154 951010 257.296  3.184 0.091 153.068  37.194 21.100  7.6 0.2 EMP 1995 0
     186 951010  12.123  2.362 0.150 315.093  14.932 13.178  8.9 0.2 EMP 1995 0
     187 950324 315.679  2.732 0.236 195.768  22.017 10.593  8.2 0.2 MPC25186 0
     218 951010 252.132  2.668 0.114  61.186 170.953 15.216  8.6 0.3 EMP 1995 0
     221 951010  71.798  3.015 0.097 195.153 142.209 10.858  7.7 0.1 EMP 1995 0
     278 950324 164.974  2.754 0.136 138.716  62.253  7.822  9.4 0.2 MPC24549 0
     308 950324 184.191  2.749 0.038 115.548 182.052  4.355  8.2 0.2 MPC24371 0
     344 940905 214.357  2.591 0.319 236.634  48.619 18.407  8.1 0.2 MPC24220 0
     388 951010  20.057  3.005 0.058 326.802 354.830  6.449  8.6 0.1 EMP 1995 0
     433 940905  49.470  1.458 0.223 178.567 304.451 10.829 11.2 0.5 MPC24086 0
     488 940217 199.517  3.149 0.177  69.404  85.171 11.498  7.8 0.2 MPC22666 0
     747 951010  53.577  2.993 0.345 275.786 130.253 18.178  7.7 0.2 EMP 1995 0
     912 951010  12.304  3.122 0.189  86.483  34.868 18.300  8.4 0.2 EMP 1995 0
    1113 951010 339.663  3.108 0.146 121.845 324.864 13.296  9.4 0.2 EMP 1995 0

If the asteroid is not numbered, alternately the designation is given. 'JDate'
is the Julian Date yymmdd for the anomaly M in degrees. 'Halfa' is the great
half axis a in astronomical units. 'Eccen e' is the eccentricity of the
orbit. 'Perihel', 'Node' and 'Inclin.' are these three orbit angles in degrees.
H is the magnitude of the object in 1 A.U. from the sun and the earth, G is the
factor in the calculation of the objects brightness, which is too complicate to
list here (see textbooks). 'Source' is the source of the elements, usually from
a minor planet circular. These orbital element list is only for an overview,
which orbit I used. For well-known objects the accuracy of the published
original elements may be some digits better than given here.

Explanations of the columns in the ephemerides:

UT                Universal Time of the conjunctions given in steps of 5min.  
MinorPl           Number or designation of the asteroid.
R.A.(2000)Decl    The asteroid�s right ascension in hours and time minutes and 
                  the declination in degrees and arc minutes for J2000.0.
Magn              The magnitude of the asteroid in magnitude steps.
NGCICType         N or I for a NGC or IC Object followed by the number as
                  appeared in the catalogue.
                  Gx  : Galaxy
                  OC  : Open star cluster
                  Gb  : Globular star cluster, usually in the Milky Way Galaxy
                  Nb  : Bright emission or reflection nebula
                  Pl  : Planetary nebula
                  C+N : Cluster associated with nebulosity
                  Ast : Asterism or group of a few stars
                  Kt  : Knot or nebulous region in an external galaxy
                  *** : Triple star
                  D*  : Double star
                  *   : Single star
                  ?   : Uncertain type or may not exist
                  x   : Unidentified at the place given, or type unknown
                  -   : Object called nonexistent in the RNGC
                  PD  : Photographic plate defect
R.A.(2000)Decl    The NGC/IC Object�s right ascension in hours and time minutes
                  and the declination in degrees and arc minutes for J2000.0.
Magn              The magnitude of the NGC/IC Object in magnitude steps.
Size              The size of the NGC/IC Object in arc minutes.
Dist              The distance of the asteroid to the NGC/IC Object in arc
                  minutes.
Pos               The asteroid's position angle to the NGC/IC Object (from north
                  over east, south and west back to north, 0..360 degrees).

These ephemerides should promote the observing of conjunctions.

These ephemerides were computed with a program by Andreas Doppler with an Apple
Performa 630 computer (Version of 1995 Oct 19th).

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

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From: a.doppler@uriela.in-berlin.de (Andreas Doppler)
Subject: Conjunctions MP/NGC IC 45th week
Date: 1995/10/28
Message-ID: <a.doppler-2810951040380001@aobs.in-berlin.de>
X-Deja-AN: 118258835
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