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Doubles in session


Current system
20146+1503
CHE 234


Nearby doubles
2' : 20145+1502
TOB 309

3' : 20145+1503
CHE 232

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7' : 20150+1504
CHE 240

8' : 20143+1507
CHE 225AB

9' : 20140+1503
CHE 222

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CHE 235

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11' : 20143+1451
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14' : 20151+1450
BPM2077

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CHE 218AB

17' : 20137+1452
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17' : 20157+1457
BKO 550

17' : 20155+1452
CHE 245AB

18' : 20157+1509
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CHE 249AB

19' : 20158+1455
CHE 251

19' : 20157+1453
CHE 250

19' : 20159+1505
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20' : 20159+1457
BKO 554

20' : 20158+1510
BKO 552

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CHE 224

21' : 20148+1441
CHE 239



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Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

20146+1503 CHE 234

 
 
20h 14m 37.07s +15° 01' 18.8" P.A. 270.00 sep 18.4 mag 12.76,13.11
 
 
Coord 2000
20146+1503
 Discov num
CHE 234
 Comp
Coord arcsec 2000
20 14 37.07 +15 01 18.8
Date first
1910
 Date last
2015
 Obs
10
Pa first
267
 Pa last
270
 P.A. Now (θ)
270°
Sep first
21.1
 Sep last
18.4
 Sep. Now (ρ)
18.4"
Mag pri
12.76
 Mag sec
13.11
 delta mag (ΔM)
0.35
 Spectral class
Pri motion ra
+002
 Sec motion ra
+015
Pri motion dec
-017
 Sec motion dec
+003
Notes
rPM=1.394
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
269.7
 Precise sep
18.361
 Constellation
Delphinus
 Gaia DR2
1808275136784856192
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20146+1503 CHE 234 1910 1 87 21.1 10.50 11.00 201435.56+150316.5
20146+1503 CHE 234 1998 2 269 18.8 12.76 13.11 D 201437.07+150118.8
20146+1503 CHE 234 2008 3 269 18.6 12.76 13.11 D 201437.07+150118.8
20146+1503 CHE 234 2010 5 270 18.5 12.76 13.11 201437.07+150118.8
20146+1503 CHE 234 2015 6 270 18.4 12.76 13.11 201437.07+150118.8

If you need more information about this double, apply for a data request form to the WDS.