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Doubles in session


Current system
16278+2054
STT 311 AC


Nearby doubles
32' : 16256+2054
COU 198

33' : 16255+2050
TDS9890

50' : 16302+2129
BUP 170AB
Kornephoros

54' : 16263+2005
AZC 100

58' : 16239+2034
AZC 99AB

62' : 16240+2024
A 25

67' : 16244+2140
OSO 70

77' : 16255+1944
WFC 174

81' : 16261+1937
SKF2662

95' : 16232+2204
TDS9873

97' : 16231+1943
GWP2630

103' : 16350+2039
LDS4679

104' : 16323+1931
TOB 259

105' : 16348+2019
TDS9977

106' : 16348+2016
SKF1646

111' : 16317+1919
STF2058AB

111' : 16316+1917
STF2057AB

112' : 16348+2145
WSI 105

115' : 16272+1900
HDS2326

116' : 16221+2218
HU 482AB

120' : 16196+2128
SLW1171

122' : 16263+2254
POU3226

123' : 16242+2245
LDS4665

129' : 16350+2214
COU 68

132' : 16359+1950
RAO 351

132' : 16323+2249
KPP4003



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.

16278+2054 STT 311 AC

 
 
16h 27m 46.52s +20° 53' 44.2" P.A. 321.00 sep 11.0 mag 8.37,11.52 Sp G dist. 76.45 pc (249.38 l.y.)
 
 
Coord 2000 16278+2054 Discov num STT 311 Comp AC Coord arcsec 2000 16 27 46.52 +20 53 44.2
Date first 1843 Date last 2013 Obs 57
Pa first 182 Pa last 320.8 P.A. Now (θ) 320.8°
Sep first 14.3 Sep last 11 Sep. Now (ρ) 11"
Mag pri 8.37 Mag sec 11.52 delta mag (ΔM) 3.15 Spectral class G (yellow)
Pri motion ra +034 Sec motion ra -059
Pri motion dec -120 Sec motion dec -019
Notes L (Linear solution)
rPM=1.101
This double is not physical.
 
 
16278+2054 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 84390 16 27 47 +20 53 44 GII 235 Aa,Ab 2014 1 129 0.2 9.10 9.10 0.00
Show HD 148492 84390 16 27 47 +20 53 44 STH 3 AB 2016 17 285 2.1 8.37 12.40 4.03
Show 84390 16 27 47 +20 53 44 STT 311 AC 2013 57 321 11.0 8.37 11.52 3.15 <===
Quadruple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Hercules SAO 84390 HIP 80625 Tycho2 1518-00242-1
Gaia DR2 1297426611291439232 HD 148492 BD BD+21 2926 Distance 76.45
Distance ly 249.38
 
 
WDS 16278+2054 STT 311 AC : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Gii1991 Ma j Gili, R. 1991AN....312...41G
Gii1991 AN 312, 41, 1991
Gii1994 M+ j Gili, R. (Couteau & Gili) 1994A&AS..106..377G
Gii1994 +C A&AS 106, 377, 1994
Gii1997 M+ j Gili, R. & Couteau, P. 1997A&AS..126....1G
Gii1997 +C A&AS 126, 1, 1997
Gii2001 C j Gili, R. & Bonneau, D. 2001A&A...378..954G
Gii2001 A&A 378, 954, 2001
Gii2008 C j Gili, R. 2008IAUDS.165....1G
Gii2008 Inf. Circ. 165, 1, 2008
Gii2009 S j Gili, R. 2009IAUDS.168....1G
Gii2009 +orb Inf. Circ. 168, 1, 2009
Gii2009b C j Gili, R. & Agati, J.-L. 2009O&T....73....9G
Gii2009b +S Obs. et Travaux 73, 9, 2009
Gii2009c C j Gili, R. & Agati, J.-L. 2009O&T....74...14G
Gii2009c +S Obs. et Travaux 74, 14, 2009
Gii2012 S j Gili, R. & Prieur, J.-L. 2012AN....333..727G
Gii2012 +Cl AN 333, 727, 2012
Gii2016 S j Gili, R. 2016IAUDS.190....4G
Gii2016 +Cl Inf. Circ. 190, 4, 2016
Gii2016b Cl Gili, R.
Gii2016b private comm. (email 27 Aug 2016)
Gii2020 S Gili, R., Prieur, J.-L., Rivet, J.-P., Scardia, M., Pansecchi, L., Argyle, R.W., 2020AN....341..441G
Gii2020 +Cl Ling, J.F., Piccotti, L., Aristidi, E., Koechlin, L., Bonneau, D. & Maccarini, L.
Gii2020 AN 341, 441, 2020
Gii2021 S Gili, R., Prieur, J.-L., Rivet, J.-P., Vakili, F., Scardia, M., Pansecchi, L., 2021AN....342..865G
Gii2021 Argyle, R.W., Ling, J.F., Piccotti, L., Aristidi, E., Koechlin, L., Bonneau, D.,
Gii2021 Maccarini, L. & Serot, J.
Gii2021 AN 342, 865, 2021
Gii2022 S Gili, R., Prieur, J.-L., Rivet, J.-P., Vakili, F., Scardia, M., Pansecchi, L., 2022AN....34324008G
Gii2022 Argyle, R.W., Ling, J.F., Piccotti, L., Aristidi, E., Koechlin, L., Bonneau, D.,
Gii2022 Maccarini, L. & Serot, J.
Gii2022 AN 343, 24008, 2022
Gii2022 errata for Gii2022 (source of code "P" measures in wds) 2023AN....34437001G
Gii2022 AN 344, 37001, 2023
StH1901 Ma - Struve, H. .
StH1901 Pulkova Pub. Ser.2, 12, 1901
StH1906A Ma j Struve, H. 1906QB821.B972.....
StH1906A cited in BDS (Burnham Double Star Cat.), 1906
StH1906B Ma - Struve, H. 1906MmRAS..56....1L
StH1906B cited by Lewis (MemRAS 56, 1, 1906)
StH1911a Ma - Struve, H. .
StH1911a Beob. Sternw. Koenigsberg 43, 31, 1911
StH1911b Ma - Struve, H. .
StH1911b Sitz. Berlin Acad. 41, 1911
StH1913A Ma - Struve, H. 1913QB811.B8.......
StH1913A cited by Burnham (Carnegie Inst. Wash. #168, 1913)
StH1932A Ma - Struve, H. 1932QB821.A43......
StH1932A cited in ADS (Aitken Double Star Cat.), 1932
StH1962 Ma j Struve, H. 1962VeBB....1.....S
StH1962 Pub. Berlin Babelsberg Obs. 14, Pt.1, 1962
STTA (O. Struve DD - Appendix list) ...................
Stt1864 Ma - Struve, O. 1864MNRAS..24..149S
Stt1864 MNRAS 24, 149, 1864
Stt1866 orb - Struve, O. .
Stt1866 Bull. Imp. Acad. Sci. St. Petersburg, 1866
Stt1874 orb - Struve, O. .
Stt1874 Compte Rendus 79, 1467, 1874
Stt1875 orb - Struve, O. 1875MNRAS..35..367S
Stt1875 MNRAS 35, 367, 1875
Stt1878 Ma - Struve, O. 1878ObPul...9....1S
Stt1878 Pulkova Observations 9, 1, 1878
Stt1879A Ma - Struve, O. 1879Obs.....2..304G
Stt1879A cited by Gledhill (Obs 2, 304, 1879)
Stt1879B Ma - Struve, O. 1879Obs.....3..245G
Stt1879B cited by Gledhill (Obs 3, 245, 1879)
Stt1879C Ma - Struve, O. 1879Obs.....2..344G
Stt1879C cited by Gledhill (Obs 2, 344, 1879)
Stt1880A Ma - Struve, O. 1880Obs.....2..605H
Stt1880A cited by Hunt (Obs. 3, 605, 1880)
Stt1880B Ma - Struve, O. 1880Obs.....3..535G
Stt1880B cited by Gledhill (Obs 3, 535, 1880)
Stt1880C Ma - Struve, O. 1880MNRAS..40..497B
Stt1880C cited by Burnham (MNRAS 40, 497, 1880)
Stt1884A Ma - Struve, O. 1884AReg...22..216S
Stt1884A cited by Sadler (Astr. Register 22, 216, 1884)
Stt1893a Ma j Struve, O. 1893ObPul..10....1S
Stt1893a Pulkova Obs. Observations 10, 1, 1893
Stt1906A Ma - Struve, O. 1906MmRAS..56....1L
Stt1906A cited by Lewis (MemRAS 56, 1, 1906)
Stt1906B Ma j Struve, O. 1906QB821.B972.....
Stt1906B cited in BDS (Burnham Double Star Cat., 1906)
Stt1908A Ma - Struve, O. 1908MNRAS..68..465B
Stt1908A cited by Barnard (MNRAS 68, 465, 1908)
Stt1913A Ma - Struve, O. 1913QB811.B8.......
Stt1913A cited by Burnham (Carnegie Inst. Wash. #168, 1913)
Stt1914A Ma - Struve, O. 1914AN....198..107R
Stt1914A cited by Rabe (AN 198, 107, 1914)
Stt1932A Ma - Struve, O. 1932QB821.A43......
Stt1932A 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
16278+2054 STT 311 AC 2003 54 317 9.5 8.37 11.52 LD 162746.52+205344.2
16278+2054 STT 311 AC 2013 57 321 11.0 8.37 11.52 G L 162746.52+205344.2

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

 
 
WDS 16278+2054 STT 311 AC : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 16278+2054 STT 311 AC : MEASURES
 
 
No records found.

 
 
WDS 16278+2054 : VIRTUAL EYEPIECE
 
 

16278+2054 STH 3A mag 8.37 Sp G 16278+2054 GII 235Ab sep 0.2 P.A. 131.30 mag 9.1 16278+2054 STH 3B sep 2.0 P.A. 286.00 mag 12.4 16278+2054 STT 311C sep 10.7 P.A. 322.70 mag 11.52 virtual eyepiece
Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 16278+2054 : ALADIN DSS IMAGE @ 16h 27m 46.52s +20° 53' 44.2"
 
 
 
 
WDS 16278+2054 STT 311 AC : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

16278+2054 STT 311AC distance=0' 16256+2054 COU 198 distance=32' 16255+2050 TDS9890 distance=33' 16302+2129 BLA 4Aa,Ab (Kornephoros) distance=50' 16302+2129 BUP 170AB (Kornephoros) distance=50' 16263+2005 AZC 100 distance=54' 16239+2034 AZC 99AB distance=58' 16240+2024 A 25 distance=62' 16244+2140 OSO 70 distance=67' 16255+1944 WFC 174 distance=77' 16261+1937 SKF2662 distance=81' 16232+2204 TDS9873 distance=95' 16231+1943 GWP2630 distance=97' 16350+2039 LDS4679 distance=103' 16323+1931 TOB 259 distance=104' 16348+2019 TDS9977 distance=105' 16348+2016 SKF1646 distance=106' 16317+1919 STF2058AB distance=111' 16317+1919 STF2058AC distance=111' 16316+1917 STF2057AB distance=111' 16316+1917 STF2057AC distance=111' 16348+2145 WSI 105 distance=112' 16272+1900 HDS2326 distance=115' 16221+2218 HU 482AB distance=116' 16221+2218 GII 233Aa,Ab distance=116' 16196+2128 SLW1171 distance=120' 16263+2254 POU3226 distance=122' 16242+2245 LDS4665 distance=123' 16350+2214 COU 68 distance=129' 16359+1950 RAO 351 distance=132' 16323+2249 KPP4003 distance=132' 16219+1909 SHJ 227AB distance=134' 16219+1909 DRS 58AD distance=134' 16219+1909 SHJ 227BC distance=134' 16275+2310 LDS1435 distance=137' 16347+2232 CBL 509 distance=138' 16377+2130 TDT 9 distance=143' 16357+2225 UC 3189 distance=144' 16316+2307 POU3231 distance=144' 16289+1825 STF2052AB distance=150' 16289+1825 STF2052AC distance=150' 16319+2313 HU 484 distance=151' 16374+1947 TDS 826 distance=151' 16199+2238 LAW 4Aa,Ab distance=152' 16199+2238 OSO 68AB distance=152' 16199+2238 OSO 68AC distance=152' 16332+2307 HO 552 distance=153' 16341+2259 POU3232 distance=154' 16301+2324 POU3229 distance=154' 16198+1908 GWP2622 distance=155' 16212+2259 HU 481 distance=155' 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 16278+2054 STH 3 AB 285 2.1
Show 16278+2054 STT 311 AC 321 11.0
Show 16278+2054 GII 235 Aa,Ab 129 0.2
Show 16256+2054 COU 198 163 1.1 32
Show 16255+2050 TDS9890 204 2.4 33
Show Kornephoros 16302+2129 BLA 4 Aa,Ab 107 0.0 50
Show Kornephoros 16302+2129 BUP 170 AB 276 245.8 50
Show 16263+2005 AZC 100 3 15.7 54
Show 16239+2034 AZC 99 AB 292 26.8 58
Show 16240+2024 A 25 113 5.5 62
Show 16244+2140 OSO 70 149 16.9 67
Show 16255+1944 WFC 174 340 8.0 77
Show 16261+1937 SKF2662 89 5.3 81
Show 16232+2204 TDS9873 285 0.6 95
Show 16231+1943 GWP2630 269 84.9 97
Show 16350+2039 LDS4679 311 25.2 103
Show 16323+1931 TOB 259 316 19.0 104
Show 16348+2019 TDS9977 2 0.7 105
Show 16348+2016 SKF1646 343 1.3 106
Show 16317+1919 STF2058 AB 352 1.8 111
Show 16317+1919 STF2058 AC 141 15.3 111
Show 16316+1917 STF2057 AB 269 4.9 111
Show 16316+1917 STF2057 AC 49 173.8 111
Show 16348+2145 WSI 105 136 0.1 112
Show 16272+1900 HDS2326 236 0.3 115
Show 16221+2218 HU 482 AB 145 1.6 116
Show 16221+2218 GII 233 Aa,Ab 158 0.1 116
Show 16196+2128 SLW1171 174 10.0 120
Show 16263+2254 POU3226 29 15.0 122
Show 16242+2245 LDS4665 48 11.4 123
Show 16350+2214 COU 68 260 0.9 129
Show 16359+1950 RAO 351 258 0.4 132
Show 16323+2249 KPP4003 171 1.9 132
Show 16219+1909 SHJ 227 AB 226 43.3 134
Show 16219+1909 DRS 58 AD 176 8.4 134
Show 16219+1909 SHJ 227 BC 298 82.0 134
Show 16275+2310 LDS1435 228 8.5 137
Show 16347+2232 CBL 509 252 40.0 138
Show 16377+2130 TDT 9 27 0.4 143
Show 16357+2225 UC 3189 13 42.1 144
Show 16316+2307 POU3231 210 22.6 144
Show 16289+1825 STF2052 AB 118 2.5 150
Show 16289+1825 STF2052 AC 44 136.4 150
Show 16319+2313 HU 484 209 2.5 151
Show 16374+1947 TDS 826 201 1.3 151
Show 16199+2238 LAW 4 Aa,Ab 222 0.2 152
Show 16199+2238 OSO 68 AB 346 16.5 152
Show 16199+2238 OSO 68 AC 158 12.2 152
Show 16332+2307 HO 552 296 14.9 153
Show 16341+2259 POU3232 17 7.0 154
Show 16301+2324 POU3229 303 5.4 154

 
 
WDS 16278+2054 : COMPONENTS
 
 
  A Ab B
Ab pa=131.3°
sep=0.23"
 
B pa=286.0°
sep=2.01"
pa=288.6°
sep=2.22"
 
C pa=322.7°
sep=10.72"
pa=322.5°
sep=10.94"
pa=330.2°
sep=9.19"
 
 
16278+2054 A
 
 
Name HD 148492 Coord arcsec 2000 162746.52+205344.2 Mag 8.37 Spectral class G (yellow)
PmRA 34.00 PmDE -119.0 SAO 84390 HIP 80625
Tycho2 1518-00242-1 HD 148492 BD BD+21 2926
Tycho2
Tycho2 1518-00242-1 Pflag RAmdeg 246.94393128 DEmdeg 20.89532521
PmRA 34.3 PmDE -119.3 E RAmdeg 6 E DEmdeg 7
E pmRA 1.0 E pmDE 0.9 EpRAm 1991.26 EpDEm 1990.89
Num 10 Q RAmdeg 1.2 Q DEmdeg 1.1 Q pmRA 1.2
Q pmDE 1.2 BTmag 8.988 E BTmag 0.017 VTmag 8.366
E VTmag 0.012 Prox 22 TYC T HIP 80625
CCDM A RAdeg 246.94384694 DEdeg 20.89560278 EpRA 1990 1.73
EpDE 1990 1.64 E RAdeg 6.2 E DEdeg 6.8 Posflg
Corr -0.2
SAO
SAO 84390 DelFlag RA1950 PmRA1950 0.0016
DE1950 PmDE1950 -0.116 Vmag 7.7 SpType G0
Double code Source 35 CatNum 5614 DM BD+21 2926
DMcomp BDsup HD 148492 M HD 0
GC RA1950rad 4.30049907 DE1950rad 0.36664493 PmRA2000 0.0017
PmDE2000 -0.113
Hipparcos
Catalog H HIP 80625 Proxy H RAhms 16 27 46.52
DEdms +20 53 44.2 Vmag 8.24 VarFlag R Vmag G
RAdeg 246.944 DEdeg 20.8956 AstroRef A Plx 10.92
CCDM 16278+2054 N CCDM I Nsys 1 Ncomp 3
MultFlag C Source Qual C M HIP
Theta Rho HD 148492 BD BD+21 2926
CD CP Dm number +21 2926 VIred 0.64
SpType G R SpType Coord arcsec 2000 162746.52+205344.2
Hipparcos 2
HIP 80625 Sn 15 So 3 Nc 3
RArad 4.30998309 DErad 0.3646973402 Plx 13.08 PmRA 32.95
PmDE -115.22 E RArad 0.73 E DErad 0.71 E Plx 1.24
E pmRA 0.78 E pmDE 0.93 Hpmag 8.3256 E Hpmag 0.0018
SHp 0.019 VA 0 BV 0.6 E BV 0.042
VI 0.64
CCDM
Ccdm 16278+2054 RComp Comp A Note1
Note2 Discov num DRAs -1.44 DDEs -16.9
R dRAs 10 Year Theta Rho
Obs 3 Vmag 8.3 Sp G PmNote *
PmRA 37 PmDE -117 Dm number +21 2926 Cat1 BD
Name2 +21 1605 Cat2 AGK2/3 HD 148492 M HD
ADS BDS A10069 M ADS BDS N IDS IDS 16234N2107A
HIC 80625
 
 
16278+2054 Ab
 
 
Coord arcsec 2000 162746.53+205344.0 Mag 9.1 Calc coord yes
 
 
16278+2054 B
 
 
Coord arcsec 2000 162746.38+205344.8 Mag 12.4 PmRA 72.00 PmDE -180.0
Calc delta mag 3.3 Calc coord yes
CCDM
Ccdm 16278+2054 RComp Comp B Note1
Note2 Discov num STH DRAs DDEs
R dRAs Year 1887 Theta 299 Rho 1.7
Obs 8 Vmag 13.0 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A10069 M ADS BDS N IDS IDS 16234N2107B
HIC 80625
 
 
16278+2054 C
 
 
Coord arcsec 2000 162746.06+205352.7 Mag 11.52 PmRA -59.00 PmDE -19.0
Calc delta mag 2.42 Calc coord yes
CCDM
Ccdm 16278+2054 RComp Comp C Note1
Note2 Discov num STT 311 DRAs DDEs
R dRAs Year 1957 Theta 285 Rho 4.9
Obs 99 Vmag 11.7 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A10069 M ADS BDS N IDS IDS 16234N2107C
HIC 80625