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Doubles in session


Current system
20059+3552
SEI 856


Nearby doubles
3' : 20062+3551
SEI 869

3' : 20058+3554
SEI 849

5' : 20060+3547
BU 440AB

6' : 20058+3556
ES 86AB

6' : 20054+3549
SEI 846

7' : 20060+3546
ES 25AB

7' : 20060+3545
SEI 858AB

9' : 20064+3558
BUP 204AB

9' : 20062+3544
SEI 867AB

10' : 20059+3542
SEI 854

11' : 20064+3543
SEI 877AB

12' : 20066+3544
RAO 518

13' : 20070+3554
SEI 887AB

13' : 20058+3605
SEI 853

14' : 20069+3546
SEI 885

14' : 20069+3545
SEI 886AB

15' : 20060+3606
SEI 864

15' : 20054+3539
SEI 847AB

15' : 20063+3538
SEI 871AB

16' : 20057+3536
SHJ 316AB

17' : 20073+3553
SEI 892AB

18' : 20074+3553
SEI 894AB

18' : 20063+3535
SEI 873AB

18' : 20052+3536
TDT1958

18' : 20067+3607
SEI 883AB

19' : 20065+3609
SEI 880AB



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

20059+3552 SEI 856

 
 
20h 05m 54.72s +35° 51' 59.5" P.A. 300.00 sep 22.4 mag 12.38,12.93
 
 
Coord 2000
20059+3552
 Discov num
SEI 856
 Comp
Coord arcsec 2000
20 05 54.72 +35 51 59.5
Date first
1896
 Date last
2015
 Obs
13
Pa first
301
 Pa last
300
 P.A. Now (θ)
300°
Sep first
22.5
 Sep last
22.4
 Sep. Now (ρ)
22.4"
Mag pri
12.38
 Mag sec
12.93
 delta mag (ΔM)
0.55
 Spectral class
Pri motion ra
-005
 Sec motion ra
-004
Pri motion dec
-005
 Sec motion dec
-005
Notes
rPM=0.141 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
300.3
 Precise sep
22.4
 Constellation
Cygnus
 SAO
69393
Gaia DR2
2059100853240237824
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20059+3552 SEI 856 1983 4 301 22.3 12.20 12.70 200554.72+355159.5
20059+3552 SEI 856 1998 5 300 22.4 12.20 12.70 D 200554.72+355159.5
20059+3552 SEI 856 2002 6 300 22.5 12.20 12.70 D 200554.72+355159.5
20059+3552 SEI 856 2015 8 300 22.4 12.38 12.93 200554.72+355159.5

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