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Current system
20041+1704
BUP 202 AD


Nearby doubles
2' : 20040+1704
BPM1970

5' : 20041+1700
STF2622AB

12' : 20044+1715
COU 325AB

14' : 20035+1715
TDT1941

15' : 20032+1712
BPM1960

17' : 20031+1656
BPM1957

20' : 20053+1654
BPM1987

25' : 20058+1709
BPM1996

27' : 20046+1729
BPM1978

27' : 20045+1638
BPM1972AB

28' : 20057+1719
BPM1991

30' : 20020+1702
BPM1942

30' : 20058+1647
BPM1995

31' : 20036+1635
SLE 678

31' : 20020+1707
BPM1941

31' : 20036+1634
BPM1966

35' : 20033+1736
BPM1962

35' : 20019+1651
BPM1938

35' : 20034+1631
BPM1964

36' : 20042+1739
SLE 679

39' : 20044+1742
BPM1971

42' : 20039+1746
BPM1969

44' : 20069+1649
TDT1989

44' : 20055+1743
SLE 682

45' : 20070+1647
BPM2004

46' : 20049+1620
GWP2921



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

20041+1704 BUP 202 AD

 
 
20h 04m 06.22s +17° 04' 12.6" P.A. 3.00 sep 89.1 mag 5.86,11.34 Sp G1V dist. 17.77 pc (57.97 l.y.)
 
 
Coord 2000 20041+1704 Discov num BUP 202 Comp AD Coord arcsec 2000 20 04 06.22 +17 04 12.6
Date first 1908 Date last 2015 Obs 11
Pa first 321 Pa last 3.1 P.A. Now (θ) 3.1°
Sep first 58.7 Sep last 89.093 Sep. Now (ρ) 89.093"
Mag pri 5.86 Mag sec 11.34 delta mag (ΔM) 5.48 Spectral class G1V (yellow)
Pri motion ra -395 Sec motion ra +007
Pri motion dec -408 Sec motion dec +013
Notes N L U (See Notes, Linear solution, Proper motion indicates non-physical)
rPM=1.025
This double is not physical.
 
 
20041+1704 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 105635 20 04 06 +17 04 13 LIM 3 Aa,Ab 2018 7 337 0.5 4.59 14.39 9.80
Show 105635 20 04 06 +17 04 13 SBN 1 Aa,Ac 2017 6 95 7.1 4.59
Show 15 Sge 105635 20 04 06 +17 04 13 STT 592 AB 2015 27 291 163.2 5.86 9.50 3.64
Show 105635 20 04 06 +17 04 13 STT 592 AC 2015 29 335 217.0 5.86 6.92 1.06
Show 105635 20 04 06 +17 04 13 BUP 202 AD 2015 11 3 89.1 5.86 11.34 5.48 <===
Show 105635 20 04 06 +17 04 13 BUP 202 AE 2013 6 51 175.0 5.86 11.77 5.91
Show 105635 20 04 06 +17 04 13 BUP 202 AF 2015 6 315 142.4 5.86 12.31 6.45
Show 105635 20 04 06 +17 04 13 SMR 20 AI 2015 5 129 132.1 5.86 11.14 5.28
Show 105635 20 04 06 +17 04 13 TNN 14 AJ 2004 1 283 3.3 4.39 13.53 9.14
Show 105635 20 04 06 +17 04 13 TNN 14 AK 2004 2 162 6.2 4.39 12.38 7.99
Show 105635 20 04 06 +17 04 13 TNN 14 AL 2004 2 140 9.3 4.39 12.97 8.58
Show 105629 20 03 55 +17 05 04 ENG 69 BC 2015 24 24 152.0 9.50 6.92 2.58
Show 105622 20 03 55 +17 05 04 STTA 202 BG 2015 23 230 181.4 9.50 9.01 0.49
Show 105629 20 03 59 +17 07 23 BUP 202 CH 2015 7 185 95.6 6.92 12.31 5.39
14-fold system
12 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Var name NSV12757 Sge Constellation Sagitta SAO 105635 HIP 98819
Tycho2 1621-01499-1 HD 190406 HR 7672 GC 27835
GL Gl 779 BD BD+16 4121 Flamsteed 15 Sagittae Flamsteed name 15 Sge
Distance 17.77 Distance ly 57.97