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Doubles in session


Current system
19475-2150
STN 49
HD 186828


Nearby doubles
23' : 19480-2211
DON 968

24' : 19465-2131
BU 467

24' : 19460-2142
LDS4817

28' : 19488-2129
TDS1016

31' : 19454-2201
DON 966

43' : 19459-2113
ARA1571

52' : 19490-2236
DON 969

53' : 19480-2057
HDS2815

64' : 19453-2245
B 2879

71' : 19496-2254
UC 4031

72' : 19440-2058
ARA1570

82' : 19531-2126
HJ 2902

83' : 19446-2039
ARA1198

84' : 19420-2223
HDS2793

84' : 19501-2034
TDT1788

88' : 19524-2246
OCC 188

93' : 19448-2029
DON 965AB

94' : 19455-2319
B 446AB

95' : 19512-2030
TDT1804

96' : 19441-2027
BHA 34

97' : 19438-2028
UC 4014

98' : 19422-2046
CVN 65

100' : 19408-2115
UC 4005

100' : 19512-2023
SHN 240

101' : 19428-2034
ARA1195

102' : 19535-2054
ARA1572



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.

19475-2150 STN 49 (HD 186828)

 
 
19h 47m 30.84s -21° 49' 39.6" P.A. 336.00 sep 1.4 mag 8.63,9.31 Sp G1V dist. 108.34 pc (353.41 l.y.)
 
 
Coord 2000 19475-2150 Discov num STN  49 Comp Coord arcsec 2000 19 47 30.84 -21 49 39.6
Date first 1879 Date last 2015 Obs 31
Pa first 9 Pa last 336.2 P.A. Now (θ) 336.2°
Sep first 1.9 Sep last 1.426 Sep. Now (ρ) 1.426"
Mag pri 8.63 Mag sec 9.31 delta mag (ΔM) 0.68 Spectral class G1V (yellow)
Pri motion ra +088 Sec motion ra +088
Pri motion dec -010 Sec motion dec -010
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 186828 Constellation Sagittarius SAO 188569 HIP 97383
Tycho2 6324-00992-1 Gaia DR2 6865043054114486144 HD 186828 BD BD-22 5231
CD CD-2214231 CP CP-22 7565 Distance 108.34 Distance ly 353.41
 
 
WDS 19475-2150 STN 49 (HD 186828) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Stn1877 Ma j Stone, O. 1877PCinO...3....1S
Stn1877 Pub. Cincinnati Obs. #3, 1877
Stn1878 Ma - Stone, O. 1878PCinO...4....1.
Stn1878 Pub. Cincinnati Obs. #4, 1878
Stn1879 Ma j Stone, O. 1879PCinO...5....1S
Stn1879 Pub. Cincinnati Obs. #5, 1879
Stn1880A Ma - Stone, O. 1880Obs.....3..314G
Stn1880A cited by Gledhill (Obs 3, 314, 1880)
Stn1882 Ma - Stone, O. 1882PCinO...6....1S
Stn1882 Pub. Cincinnati Obs. #6, 1882
Stn1890 Ma j Stone, O. 1890PCinO..10....1.
Stn1890 Pub. Cincinnati Obs. #10, 1890
Stn1906A Ma - Stone, O. 1906MmRAS..56....1L
Stn1906A cited by Lewis (MemRAS 56, 1, 1906)
Stn1932A Ma - Stone, O. 1932QB821.A43......
Stn1932A cited in ADS (Aitken Double Star Cat.), 1932
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19475-2150 STN 49 1991 30 340 1.4 8.63 9.31 G1V D 194730.84-214939.6
19475-2150 STN 49 2015 31 336 1.4 8.63 9.31 G1V 194730.84-214939.6

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

 
 
WDS 19475-2150 STN 49 (HD 186828) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 19475-2150 STN 49 (HD 186828) : MEASURES
 
 
No records found.

 
 
WDS 19475-2150 (HD 186828) : VIRTUAL EYEPIECE
 
 

19475-2150 STN 49A mag 8.63 Sp G1V 19475-2150 STN 49B sep 1.4 P.A. 337.70 mag 9.31 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 19475-2150 (HD 186828) : ALADIN DSS IMAGE @ 19h 47m 30.84s -21° 49' 39.6"
 
 
 
 
WDS 19475-2150 STN 49 (HD 186828) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

19475-2150 STN 49 distance=1' 19480-2211 DON 968 distance=23' 19465-2131 BU 467 distance=24' 19460-2142 LDS4817 distance=24' 19488-2129 TDS1016 distance=28' 19454-2201 DON 966 distance=31' 19459-2113 ARA1571 distance=43' 19490-2236 DON 969 distance=52' 19480-2057 HDS2815 distance=53' 19453-2245 B 2879 distance=64' 19496-2254 UC 4031 distance=71' 19440-2058 ARA1570 distance=72' 19531-2126 HJ 2902 distance=82' 19446-2039 ARA1198 distance=83' 19420-2223 HDS2793 distance=84' 19501-2034 TDT1788 distance=84' 19524-2246 OCC 188 distance=88' 19448-2029 DON 965AB distance=93' 19448-2029 DON 965AC distance=93' 19448-2029 HJ 2890AD distance=93' 19448-2029 HJ 2890AE distance=93' 19455-2319 B 446AB distance=94' 19455-2319 B 446AC distance=94' 19512-2030 TDT1804 distance=95' 19441-2027 BHA 34 distance=96' 19438-2028 UC 4014 distance=97' 19422-2046 CVN 65 distance=98' 19408-2115 UC 4005 distance=100' 19512-2023 SHN 240 distance=100' 19428-2034 ARA1195 distance=101' 19535-2054 ARA1572 distance=102' 19536-2048 LDS4822 distance=105' 19472-2003 BRT1555 distance=107' 19399-2204 I 656 distance=107' 19431-2023 RST3234 distance=108' 19528-2309 OCC 189 distance=109' 19491-2000 RST5144 distance=112' 19462-1959 TDT1723 distance=113' 19404-2244 UC 4002 distance=113' 19449-2338 MTG 4 distance=115' 19471-1953 BU 146 distance=117' 19399-2100 SEE 390 distance=118' 19437-2335 UC 4013 distance=118' 19499-2343 SEE 396 distance=119' 19562-2206 BRT1556 distance=122' 19563-2138 LDS 694 distance=123' 19537-2022 UC 4046 distance=124' 19392-2234 UC 3997 distance=124' 19559-2103 ARA1573 distance=127' 19430-1957 WSP 67AB distance=130' 19430-1957 WSP 67AC distance=130' grafico limitrofi
Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.
Show name coord_2000 discov# comp pa sep dist(')
Show 19475-2150 STN 49 336 1.4 1
Show 19480-2211 DON 968 232 1.8 23
Show 19465-2131 BU 467 137 3.7 24
Show 19460-2142 LDS4817 106 127.9 24
Show 19488-2129 TDS1016 270 0.8 28
Show 19454-2201 DON 966 288 3.2 31
Show 19459-2113 ARA1571 332 15.4 43
Show 19490-2236 DON 969 12 1.9 52
Show 19480-2057 HDS2815 19 0.2 53
Show 19453-2245 B 2879 150 13.0 64
Show 19496-2254 UC 4031 286 25.5 71
Show 19440-2058 ARA1570 64 9.8 72
Show 19531-2126 HJ 2902 31 16.2 82
Show 19446-2039 ARA1198 72 14.7 83
Show 19420-2223 HDS2793 181 0.1 84
Show 19501-2034 TDT1788 228 0.6 84
Show 19524-2246 OCC 188 -1 0.5 88
Show 19448-2029 DON 965 AB 241 2.8 93
Show 19448-2029 DON 965 AC 208 4.8 93
Show 19448-2029 HJ 2890 AD 280 30.7 93
Show 19448-2029 HJ 2890 AE 348 30.0 93
Show 19455-2319 B 446 AB 251 3.3 94
Show 19455-2319 B 446 AC 162 29.2 94
Show 19512-2030 TDT1804 242 0.5 95
Show 19441-2027 BHA 34 108 6.5 96
Show 19438-2028 UC 4014 52 45.0 97
Show 19422-2046 CVN 65 27 5.9 98
Show 19408-2115 UC 4005 234 11.8 100
Show 19512-2023 SHN 240 -1 0.3 100
Show 19428-2034 ARA1195 186 12.5 101
Show 19535-2054 ARA1572 255 9.0 102
Show 19536-2048 LDS4822 267 45.3 105
Show 19472-2003 BRT1555 247 3.9 107
Show 19399-2204 I 656 11 0.1 107
Show 19431-2023 RST3234 158 1.2 108
Show 19528-2309 OCC 189 -1 0.1 109
Show 19491-2000 RST5144 124 2.9 112
Show 19462-1959 TDT1723 14 0.6 113
Show 19404-2244 UC 4002 282 111.9 113
Show 19449-2338 MTG 4 313 0.2 115
Show 19471-1953 BU 146 78 0.5 117
Show 19399-2100 SEE 390 75 15.8 118
Show 19437-2335 UC 4013 80 18.6 118
Show 19499-2343 SEE 396 271 6.8 119
Show 19562-2206 BRT1556 35 3.5 122
Show 19563-2138 LDS 694 212 10.2 123
Show 19537-2022 UC 4046 106 64.0 124
Show 19392-2234 UC 3997 255 78.9 124
Show 19559-2103 ARA1573 207 8.9 127
Show 19430-1957 WSP 67 AB 54 4.5 130
Show 19430-1957 WSP 67 AC 69 6.0 130

 
 
WDS 19475-2150 : COMPONENTS
 
 
  A
B pa=337.7°
sep=1.41"
 
 
19475-2150 A
 
 
Componente originario normalizzato AB Name HD 186828 Coord arcsec 2000 194730.84-214939.6 Mag 8.63
Spectral class G1V (yellow) PmRA 88.00 PmDE -10.0 SAO 188569
HIP 97383 Tycho2 6324-00992-1 HD 186828 BD BD-22 5231
CD CD-2214231 CP CP-22 7565
Tycho2
Tycho2 6324-00992-1 Pflag P RAmdeg 296.87849615 DEmdeg -21.82767696
PmRA 87.6 PmDE -10.0 E RAmdeg 8 E DEmdeg 10
E pmRA 2.4 E pmDE 2.4 EpRAm 1991.55 EpDEm 1991.40
Num 6 Q RAmdeg 1.4 Q DEmdeg 2.2 Q pmRA 1.4
Q pmDE 2.2 BTmag 9.280 E BTmag 0.020 VTmag 8.634
E VTmag 0.016 Prox 14 TYC T HIP 97383
CCDM A RAdeg 296.87831500 DEdeg -21.82774278 EpRA 1990 1.74
EpDE 1990 1.70 E RAdeg 8.3 E DEdeg 10.4 Posflg D
Corr -0.3
SAO
SAO 188569 DelFlag RA1950 PmRA1950 0.0049
DE1950 PmDE1950 0.002 Vmag 8.4 SpType G0
Double code Source 25 CatNum 13790 DM CD-2214231
DMcomp BDsup HD 186828 M HD 0
GC RA1950rad 5.16855162 DE1950rad -0.38313158 PmRA2000 0.0049
PmDE2000 0.001
Hipparcos
Catalog H HIP 97383 Proxy H RAhms 19 47 30.79
DEdms -21 49 39.9 Vmag 8.12 VarFlag R Vmag G
RAdeg 296.878 DEdeg -21.8277 AstroRef A Plx 9.78
CCDM 19475-2150 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 340 Rho 1.43 HD 186828 BD BD-22 5231
CD CD-2214231 CP CP-22 7565 Dm number -22 5231 VIred 0.68
SpType G1V R SpType Coord arcsec 2000 194730.79-214939.9
Hipparcos 2
HIP 97383 Sn 15 So 3 Nc 2
RArad 5.1815038765 DErad -0.3809659653 Plx 9.23 PmRA 90.22
PmDE -4.31 E RArad 1.2 E DErad 0.9 E Plx 1.14
E pmRA 1.38 E pmDE 1.07 Hpmag 8.24 E Hpmag 0.0016
SHp 0.012 VA 0 BV 0.612 E BV 0.015
VI 0.68
CCDM
Ccdm 19475-2150 RComp Comp A Note1
Note2 Discov num DRAs 0.75 DDEs 21.0
R dRAs 10 Year Theta Rho
Obs 2 Vmag 8.5 Sp G0 PmNote *
PmRA 68 PmDE 2 Dm number -22 5231 Cat1 BD
Name2 188569 Cat2 SAO HD 186828 M HD
ADS BDS A12917 M ADS BDS N IDS IDS 19416S2204A
HIC 97383
 
 
19475-2150 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 194730.80-214938.3 Mag 9.31 PmRA 88.00
PmDE -10.0 Tycho2 6324-00992-2 Calc delta mag 0.68 Calc coord yes
Tycho2
Tycho2 6324-00992-2 Pflag P RAmdeg 296.87849615 DEmdeg -21.82767696
PmRA 87.6 PmDE -10.0 E RAmdeg 8 E DEmdeg 10
E pmRA 2.4 E pmDE 2.4 EpRAm 1991.55 EpDEm 1991.40
Num 6 Q RAmdeg 1.4 Q DEmdeg 2.2 Q pmRA 1.4
Q pmDE 2.2 BTmag 10.067 E BTmag 0.032 VTmag 9.312
E VTmag 0.022 Prox 14 TYC T HIP 97383
CCDM B RAdeg 296.87817028 DEdeg -21.82737528 EpRA 1990 1.73
EpDE 1990 1.69 E RAdeg 14.5 E DEdeg 18.5 Posflg D
Corr -0.3
CCDM
Ccdm 19475-2150 RComp Comp B Note1
Note2 Discov num STN 49 DRAs DDEs
R dRAs Year 1953 Theta 352 Rho 1.5
Obs 22 Vmag 9.0 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A12917 M ADS BDS N IDS IDS 19416S2204B
HIC 97383