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Doubles in session


Current system
01227+1712
STTA 16
HD 8321


Nearby doubles
23' : 01231+1649
JNS 1

38' : 01245+1740
BPM 29

60' : 01249+1802
LDS3274

64' : 01240+1812
KPP 70

67' : 01208+1813
A 2212

82' : 01265+1812
HDS 187

82' : 01284+1705
BDT 1

83' : 01283+1731
GWP 194

85' : 01171+1739
BPM 26

89' : 01277+1620
BPM 32

91' : 01242+1543
LDS3273

94' : 01211+1540
J 227

97' : 01220+1848
GWP 175

107' : 01192+1538
J 226

109' : 01195+1850
GWP 169

110' : 01275+1546
BPM 31

118' : 01186+1853
COU 34

118' : 01309+1700
UC 570

119' : 01166+1831
HDS 169

120' : 01184+1529
J 225AB

122' : 01192+1521
SLW 62

122' : 01299+1818
LDS3287

123' : 01312+1709
SKF1602

125' : 01141+1657
SLW 57

128' : 01169+1535
CVR 375

129' : 01160+1534
GRV 986



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.

01227+1712 STTA 16 (HD 8321)

 
 
01h 22m 43.11s +17° 11' 49.3" P.A. 137.00 sep 72.0 mag 7.22,10.19 Sp F5V dist. 49.75 pc (162.28 l.y.)
 
 
Coord 2000 01227+1712 Discov num STTA 16 Comp Coord arcsec 2000 01 22 43.11 +17 11 49.3
Date first 1875 Date last 2018 Obs 25
Pa first 138 Pa last 137.2 P.A. Now (θ) 137.2°
Sep first 63.4 Sep last 72.03 Sep. Now (ρ) 72.03"
Mag pri 7.22 Mag sec 10.19 delta mag (ΔM) 2.97 Spectral class F5V (yellow-white)
Pri motion ra -054 Sec motion ra -002
Pri motion dec +022 Sec motion dec -013
Notes
rPM=1.075
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 8321 Constellation Pisces SAO 92405 HIP 6439
Tycho2 1197-01420-1 Gaia DR2 2593298611920443520 HD 8321 BD BD+16 141
Distance 49.75 Distance ly 162.28
 
 
WDS 01227+1712 STTA 16 (HD 8321) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
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
01227+1712 STTA 16 2007 18 137 71.1 7.22 10.19 F5V D 012243.11+171149.3
01227+1712 STTA 16 2010 21 137 71.6 7.22 10.19 F5V 012243.11+171149.3
01227+1712 STTA 16 2014 24 137 71.8 7.22 10.19 F5V 012243.11+171149.3
01227+1712 STTA 16 2018 25 137 72.0 7.22 10.19 F5V 012243.11+171149.3

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

 
 
WDS 01227+1712 STTA 16 (HD 8321) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 01227+1712 STTA 16 (HD 8321) : MEASURES
 
 
No records found.

 
 
WDS 01227+1712 (HD 8321) : VIRTUAL EYEPIECE
 
 

01227+1712 STTA 16A mag 7.22 Sp F5V 01227+1712 STTA 16B sep 70.6 P.A. 138.50 mag 10.19 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 01227+1712 (HD 8321) : ALADIN DSS IMAGE @ 01h 22m 43.11s +17° 11' 49.3"
 
 
 
 
WDS 01227+1712 STTA 16 (HD 8321) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

01227+1712 STTA 16 distance=0' 01231+1649 JNS 1 distance=23' 01245+1740 BPM 29 distance=38' 01249+1802 LDS3274 distance=60' 01240+1812 KPP 70 distance=64' 01208+1813 A 2212 distance=67' 01265+1812 HDS 187 distance=82' 01284+1705 BDT 1 distance=82' 01283+1731 GWP 194 distance=83' 01171+1739 BPM 26 distance=85' 01277+1620 BPM 32 distance=89' 01242+1543 LDS3273 distance=91' 01211+1540 J 227 distance=94' 01220+1848 GWP 175 distance=97' 01192+1538 J 226 distance=107' 01195+1850 GWP 169 distance=109' 01275+1546 BPM 31 distance=110' 01186+1853 COU 34 distance=118' 01309+1700 UC 570 distance=118' 01166+1831 HDS 169 distance=119' 01184+1529 J 225AB distance=120' 01184+1529 J 225AC distance=120' 01184+1529 J 225BC distance=120' 01184+1529 TOB 360CD distance=121' 01192+1521 SLW 62 distance=122' 01299+1818 LDS3287 distance=122' 01312+1709 SKF1602 distance=123' 01141+1657 SLW 57 distance=125' 01169+1535 CVR 375 distance=128' 01160+1534 GRV 986 distance=129' 01228+1500 GRV1166 distance=132' 01321+1657 STF 132AB distance=135' 01321+1657 STF 132AC distance=135' 01321+1657 STF 132AD distance=135' 01321+1657 STF 132AE distance=135' 01321+1657 GAA 19Aa,Ab distance=135' 01259+1505 GRV1167 distance=135' 01138+1759 SKF 22 distance=137' 01321+1657 STF 132DF distance=137' 01181+1913 CVR 379 distance=138' 01203+1926 LDS3263 distance=138' 01177+1511 SLW 60 distance=141' 01226+1449 MRL 1 distance=143' 01325+1645 BPMA 1 distance=144' 01126+1704 NAU 1 distance=146' 01270+1500 GWP 190 distance=146' 01260+1450 BPM 30 distance=150' 01264+1451 HEI 205 distance=151' 01166+1507 GWP 161 distance=154' 01334+1734 AHD 22AB distance=156' 01334+1734 AHD 22AC distance=156' 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 01227+1712 STTA 16 137 72.0
Show 01231+1649 JNS 1 19 4.3 23
Show 01245+1740 BPM 29 168 89.5 38
Show 01249+1802 LDS3274 262 30.2 60
Show 01240+1812 KPP 70 296 3.8 64
Show 01208+1813 A 2212 214 1.3 67
Show 01265+1812 HDS 187 290 0.3 82
Show 01284+1705 BDT 1 269 0.4 82
Show 01283+1731 GWP 194 122 174.4 83
Show 01171+1739 BPM 26 353 98.0 85
Show 01277+1620 BPM 32 101 89.8 89
Show 01242+1543 LDS3273 316 67.8 91
Show 01211+1540 J 227 179 3.4 94
Show 01220+1848 GWP 175 36 21.3 97
Show 01192+1538 J 226 63 5.0 107
Show 01195+1850 GWP 169 94 78.8 109
Show 01275+1546 BPM 31 316 14.4 110
Show 01186+1853 COU 34 24 10.8 118
Show 01309+1700 UC 570 47 31.9 118
Show 01166+1831 HDS 169 219 0.6 119
Show 01184+1529 J 225 AB 210 3.0 120
Show 01184+1529 J 225 AC 205 28.3 120
Show 01184+1529 J 225 BC 204 25.2 120
Show 01184+1529 TOB 360 CD 285 15.7 121
Show 01192+1521 SLW 62 256 55.8 122
Show 01299+1818 LDS3287 307 17.4 122
Show 01312+1709 SKF1602 184 178.9 123
Show 01141+1657 SLW 57 75 10.1 125
Show 01169+1535 CVR 375 232 9.1 128
Show 01160+1534 GRV 986 346 8.8 129
Show 01228+1500 GRV1166 332 16.3 132
Show 01321+1657 STF 132 AB 342 63.8 135
Show 01321+1657 STF 132 AC 249 67.7 135
Show 01321+1657 STF 132 AD 109 114.5 135
Show 01321+1657 STF 132 AE 307 11.0 135
Show 01321+1657 GAA 19 Aa,Ab 91 0.0 135
Show 01259+1505 GRV1167 232 15.9 135
Show 01138+1759 SKF 22 212 4.7 137
Show 01321+1657 STF 132 DF 289 5.2 137
Show 01181+1913 CVR 379 6 14.3 138
Show 01203+1926 LDS3263 74 196.3 138
Show 01177+1511 SLW 60 241 141.3 141
Show 01226+1449 MRL 1 291 0.2 143
Show 01325+1645 BPMA 1 79 247.8 144
Show 01126+1704 NAU 1 30 42.0 146
Show 01270+1500 GWP 190 261 125.0 146
Show 01260+1450 BPM 30 336 118.4 150
Show 01264+1451 HEI 205 66 0.8 151
Show 01166+1507 GWP 161 203 5.8 154
Show 01334+1734 AHD 22 AB 154 22.8 156
Show 01334+1734 AHD 22 AC 273 9.2 156

 
 
WDS 01227+1712 : COMPONENTS
 
 
  A
B pa=138.5°
sep=70.56"
 
 
01227+1712 A
 
 
Componente originario normalizzato AB Name HD 8321 Coord arcsec 2000 012243.11+171149.3 Mag 7.22
Spectral class F5V (yellow-white) PmRA -54.00 PmDE 22.0 SAO 92405
HIP 6439 Tycho2 1197-01420-1 HD 8321 BD BD+16 141
Tycho2
Tycho2 1197-01420-1 Pflag RAmdeg 20.67961147 DEmdeg 17.19704051
PmRA -54.5 PmDE 20.9 E RAmdeg 4 E DEmdeg 5
E pmRA 1.3 E pmDE 1.4 EpRAm 1991.46 EpDEm 1991.30
Num 10 Q RAmdeg 1.0 Q DEmdeg 0.6 Q pmRA 1.1
Q pmDE 0.6 BTmag 7.706 E BTmag 0.016 VTmag 7.222
E VTmag 0.011 Prox 704 TYC T HIP 6439
CCDM RAdeg 20.67974278 DEdeg 17.19699139 EpRA 1990 1.70
EpDE 1990 1.56 E RAdeg 4.4 E DEdeg 5.1 Posflg
Corr -0.3
SAO
SAO 92405 DelFlag RA1950 PmRA1950 -0.0027
DE1950 PmDE1950 0.025 Vmag 7.4 SpType F5
Double code Source 28 CatNum 392 DM BD+16 141
DMcomp BDsup HD 8321 M HD 0
GC RA1950rad 0.34924193 DE1950rad 0.29558446 PmRA2000 -0.0027
PmDE2000 0.021
Hipparcos
Catalog H HIP 6439 Proxy RAhms 01 22 43.14
DEdms +17 11 49.2 Vmag 7.16 VarFlag R Vmag H
RAdeg 20.6798 DEdeg 17.197 AstroRef Plx 19.52
CCDM 01227+1711 N CCDM I Nsys 1 Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 8321 BD BD+16 141
CD CP Dm number +16 141 VIred 0.52
SpType F5V R SpType Coord arcsec 2000 012243.14+171149.2
Hipparcos 2
HIP 6439 Sn 5 So 0 Nc 1
RArad 0.3609297596 DErad 0.300144119 Plx 20.1 PmRA -53.89
PmDE 22.42 E RArad 0.51 E DErad 0.36 E Plx 0.59
E pmRA 0.59 E pmDE 0.43 Hpmag 7.2687 E Hpmag 0.0013
SHp 0.009 VA 0 BV 0.473 E BV 0.009
VI 0.54
 
 
01227+1712 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 012246.37+171056.4 Mag 10.19 PmRA -2.00
PmDE -13.0 Tycho2 1197-00651-1 Calc delta mag 2.97 Calc coord yes
Tycho2
Tycho2 1197-00651-1 Pflag RAmdeg 20.69362625 DEmdeg 17.18259800
PmRA -1.9 PmDE -13.3 E RAmdeg 23 E DEmdeg 29
E pmRA 1.3 E pmDE 1.3 EpRAm 1984.62 EpDEm 1983.62
Num 6 Q RAmdeg 0.5 Q DEmdeg 1.5 Q pmRA 0.5
Q pmDE 1.5 BTmag 10.559 E BTmag 0.047 VTmag 10.185
E VTmag 0.046 Prox 704 TYC T HIP
CCDM RAdeg 20.69363250 DEdeg 17.18262806 EpRA 1990 1.66
EpDE 1990 1.57 E RAdeg 27.5 E DEdeg 32.2 Posflg
Corr -0.5