stampa
Login

Saving a selection in a list is possibile.
Create your account here!


Search



Actions
Advanced Search
Go to Simbad
New report
New measure
Login


Computed Lists
Populars
Latest Populars
Doubles in session


Current system
21069+3845
STF 2758 AD


Nearby doubles
6' : 21070+3839
ES 2059

6' : 21072+3841
MLB1018

7' : 21074+3841
MLB1019

9' : 21071+3852
MLB 888

11' : 21074+3853
MLB 890

12' : 21068+3834
TDT2758

14' : 21073+3857
MLB 889

16' : 21075+3831
SEI1408

16' : 21078+3834
BRT2233

21' : 21071+3905
ALI 960

22' : 21052+3838
ALI 958

27' : 21091+3844
S 779

34' : 21083+3816
SEI1411

35' : 21091+3822
SEI1417

35' : 21047+3908
SEI1393

35' : 21040+3854
TDT2723

35' : 21097+3856
COU1967

36' : 21094+3905
GUR 1

37' : 21051+3914
ES 1987

39' : 21037+3842
SEI1384

39' : 21095+3822
GUR 2

40' : 21102+3844
SEI1426

40' : 21037+3857
TDT2720

43' : 21105+3851
SEI1429

46' : 21035+3825
SEI1381

46' : 21076+3757
ES 2060AB



Selections
Full WDS
Binocular doubles
Binary Systems
Triple Systems
Quadruple Systems
Multiple Systems
Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

21069+3845 STF 2758 AD

 
 
21h 06m 53.95s +38° 44' 57.9" P.A. 250.00 sep 748.0 mag 5.35,10.45 Sp K5V dist. 3.49 pc (11.38 l.y.)
 
 
Coord 2000 21069+3845 Discov num STF2758 Comp AD Coord arcsec 2000 21 06 53.95 +38 44 57.9
Date first 1918 Date last 2016 Obs 5
Pa first 282 Pa last 249.8 P.A. Now (θ) 249.8°
Sep first 304.9 Sep last 747.956 Sep. Now (ρ) 747.956"
Mag pri 5.35 Mag sec 10.45 delta mag (ΔM) 5.1 Spectral class K5V (yellow-orange)
Pri motion ra +417 Sec motion ra +000
Pri motion dec +326 Sec motion dec -001
Notes N U P (See Notes, Proper motion indicates non-physical, 100-year proper motion)
rPM=1.001
This double is not physical.
 
 
21069+3845 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 61 Cyg 70919 21 06 54 +38 44 58 STF 2758 AB 2024 1814 154 32.1 5.35 6.10 0.75 Y
Show 70919 21 06 54 +38 44 58 STF 2758 AC 2016 7 219 839.8 5.35 10.23 4.88
Show 70919 21 06 54 +38 44 58 STF 2758 AD 2016 5 250 748.0 5.35 10.45 5.10 <===
Show 70919 21 06 54 +38 44 58 STF 2758 AE 2016 13 267 340.8 5.35 9.63 4.28
Show 70919 21 06 54 +38 44 58 STF 2758 AF 2016 11 240 371.2 5.35 11.30 5.95
Show 70919 21 06 54 +38 44 58 STF 2758 AG 2016 15 236 260.4 5.35 11.30 5.95
Show 70919 21 06 54 +38 44 58 STF 2758 AH 2023 36 260 143.3 5.35 9.97 4.62
Show 70919 21 06 54 +38 44 58 SMR 1 AI 2023 18 235 59.9 5.35 10.74 5.39
Show 70919 21 06 54 +38 44 58 HZE 4 AJ 2015 4 241 17.5 5.35
Show 70919 21 06 54 +38 44 58 HZE 4 AK 2006 1 83 7.8 5.35
Show 70919 21 06 54 +38 44 58 SMR 40 AO 2024 15 271 188.7 5.35 12.65 7.30
Show 70919 21 06 54 +38 44 58 SMR 40 AP 2024 14 279 177.2 5.35 12.84 7.49
Show 70919 21 06 54 +38 44 58 SMR 40 AQ 2024 9 285 84.6 5.35 13.19 7.84
Show 21 06 55 +38 44 32 STF 2758 BC 2016 7 221 827.6 6.10 10.03 3.93
Show 21 06 55 +38 44 32 HZE 4 BL 2006 1 145 9.9 6.10
Show 21 06 55 +38 44 32 FYM 106 BM 2016 4 238 100.7 6.10 14.30 8.20
Show 21 06 55 +38 44 32 FYM 106 BN 2016 4 152 48.3 6.05 14.40 8.35
Show 21 06 55 +38 44 32 TNN 15 BR 2005 1 77 11.5 6.10
Show 70919 21 06 54 +38 45 00 SMR 94 ST 2024 2 113 2.0 13.50 13.90 0.40
20-fold system
20 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Var name V1803 Cyg Constellation Cygnus SAO 70919 HIP 104214
Tycho2 3168-02800-1 Gaia DR2 1872047227813442688 HD 201091 HR 8085
GC 29509 ADS 14636 BD BD+38 4343 Flamsteed 61 Cygni
Flamsteed name 61 Cyg FK5 793 Distance 3.49 Distance ly 11.38