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Doubles in session


Current system
23339-3431
SEE 490 AB
HD 221620


Nearby doubles
31' : 23363-3429
BRT1830

36' : 23366-3437
LDS 821

40' : 23341-3511
BRT3371

49' : 23377-3437
RST3328

51' : 23339-3340
SEE 491

58' : 23332-3528
SKF1257

61' : 23338-3531
UC 4984

69' : 23377-3521
BRT1832

70' : 23302-3338
TDT4070

76' : 23335-3547
RSS 579

82' : 23311-3317
SEE 487

83' : 23401-3504
BRT1833

84' : 23305-3318
SKF 158

84' : 23364-3313
LDS 820

90' : 23397-3338
RST3331

94' : 23298-3550
PRO 244

97' : 23288-3544
TOK 867

102' : 23375-3301
BRT1831

106' : 23338-3616
SEE 489

114' : 23276-3308
SWR 271

115' : 23366-3242
UC 4995

117' : 23361-3237
B 604

122' : 23302-3623
B 1404

124' : 23261-3549
SEE 483

134' : 23430-3546
LDS5113

135' : 23394-3627
UC 4999



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.

23339-3431 SEE 490 AB (HD 221620)

 
 
23h 33m 51.82s -34° 30' 43.7" P.A. 227.00 sep 8.6 mag 8.50,11.69 Sp F2/3V dist. 115.74 pc (377.54 l.y.)
 
 
Coord 2000 23339-3431 Discov num SEE 490 Comp AB Coord arcsec 2000 23 33 51.82 -34 30 43.7
Date first 1877 Date last 2016 Obs 14
Pa first 225 Pa last 226.7 P.A. Now (θ) 226.7°
Sep first 7.0 Sep last 8.579 Sep. Now (ρ) 8.579"
Mag pri 8.50 Mag sec 11.69 delta mag (ΔM) 3.19 Spectral class F2/3V (yellow-white)
Pri motion ra +024 Sec motion ra +017
Pri motion dec -003 Sec motion dec -014
Notes
rPM=0.539
Nature of this double is uncertain.
 
 
23339-3431 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 221620 214626 23 33 52 -34 30 44 SEE 490 AB 2016 14 227 8.6 8.50 11.69 3.19 <===
Show 214626 23 33 52 -34 30 44 SEE 490 AC 2015 5 340 22.4 8.50 13.50 5.00
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 221620 Constellation Sculptor SAO 214626 HIP 116300
Tycho2 7517-00798-1 Gaia DR2 2324164313201819648 HD 221620 CD CD-3515832
CP CP-35 9406 Distance 115.74 Distance ly 377.54
 
 
WDS 23339-3431 SEE 490 AB (HD 221620) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
See1892 Ma - See, T.J.J. .
See1892 Beob. K. Sternw. Berlin, 6, 1, 1892
See1893 orb - See, T.J.J. 1893MNRAS..54..102S
See1893 MNRAS 54, 102, 1893
See1894 orb - See, T.J.J. 1894AN....138..373S
See1894 AN 138, 373, #3311, 1894
See1895a orb - See, T.J.J. 1895AJ.....15...33S
See1895a AJ 15, 33, 1895
See1895b orb - See, T.J.J. 1895AJ.....15...54S
See1895b AJ 15, 54, 1895
See1895c Ma - See, T.J.J. 1895AJ.....15...97S
See1895c AJ 15, 97, 1895
See1895d Ma - See, T.J.J. 1895AJ.....15..188S
See1895d AJ 15, 188, 1895
See1895f orb - See, T.J.J. 1895AN....138...25S
See1895f AN 138, 25, 1895
See1895g orb - See, T.J.J. 1895AJ.....16...18S
See1895g AJ 16, 18, 1895
See1896a Ma - See, T.J.J. 1896AN....142...43S
See1896a AN 142, 43, 1896
See1896b Ma j See, T.J.J. 1896AJ.....16..211S
See1896b AJ 16, 211, 1896
See1896c orb - See, T.J.J. 1896QB421.S5.......
See1896c Evolution of Stellar Systems, v1, 1896
See1896d Ma j See, T.J.J. 1896AJ.....17....1S
See1896d AJ 17, 1, 1896
See1897a Ma j See, T.J.J. 1897AJ.....17..180S
See1897a AJ 17, 180, 1897
See1897b Ma j See, T.J.J. 1897MNRAS..57..577S
See1897b +orb MNRAS 57, 577, 1897
See1897d - See, T.J.J. 1897AJ.....17...93S
See1897d AJ 17, 93, 1897
See1897e Ma j See, T.J.J. 1897AJ.....18...75S
See1897e AJ 18, 75, 1897
See1897f - See, T.J.J. 1897MNRAS..57..398S
See1897f MNRAS 57, 398, 1897 (data also in AN 146, 225, 1898) 1898AN....146..225S
See1897g - See, T.J.J. 1897MNRAS..58...15S
See1897g MNRAS 58, 15, 1897
See1897h - See, T.J.J. 1897AN....142...43S
See1897h AN 142, 43, #3387, 1897
See1897i Ma j See, T.J.J. 1897AN....143...59S
See1897i AN 143, 59, #3412, 1897
See1897j Ma j See, T.J.J. 1897AN....143..413S
See1897j AN 143, 413, #3432, 1897 (see also See1898b, See1898c) 1898AJ.....18..181S
See1897k orb - See, T.J.J. 1897AN....144..359S
See1897k AN 144, 359, #3455, 1897
See1897l Ma j See, T.J.J. 1897MNRAS..57..541S
See1897l MNRAS 57, 541, 1897 (some data also in See1898b, See1898c) 1898AJ.....18..181S
See1898a Ma - See, T.J.J. 1898AN....145..205S
See1898a AN 145, 205, 1898
See1898b Ma j See, T.J.J. 1898AJ.....18..181S
See1898b AJ 18, 181, 1898
See1898c Ma j See, T.J.J. 1898AN....146..225S
See1898c AN 146, 225, 1898
See1898d Ma - See, T.J.J. (measure by Boothroyd, S.L.) 1898AN....146..225S
See1898d AN 146, 225, 1898
See1898e Ma j See, T.J.J. 1898MNRAS..58..386S
See1898e MNRAS 58, 385, 1898
See1898f orb - See, T.J.J. 1898MNRAS..58..450S
See1898f MNRAS 58, 450, 1898
See1898g orb - See, T.J.J. 1898AJ.....19...57S
See1898g AJ 19, 57, 1898
See1900a - See, T.J.J. 1900AN....152...73S
See1900a AN 152, 73, #3629, 1900
See1900b orb - See, T.J.J. 1900AN....152...75S
See1900b AN 152, 75, #3629, 1900
See1900c Ma j See, T.J.J. 1900AN....152..179S
See1900c AN 152, 179, #3636, 1900
See1900d Ma j See, T.J.J. 1900AN....153...99S
See1900d AN 153, 99, #3654, 1900
See1900e Ma j See, T.J.J. 1900AN....152..329S
See1900e AN 152, 329, #3645, 1900
See1906A Ma - See, T.J.J. 1906MmRAS..56....1L
See1906A cited by Lewis (MemRAS 56, 1, 1906)
See1906B Ma - See, T.J.J. 1906QB821.B972.....
See1906B cited in BDS (Burnham Double Star Cat., 1906)
See1908a orb - See, T.J.J. 1908MNRAS..68..192S
See1908a MNRAS 68, 192, 1908
See1908b orb - See, T.J.J. 1908MNRAS..68..195S
See1908b MNRAS 68, 195, 1908
See1908c - See, T.J.J. 1908MNRAS..68..198S
See1908c MNRAS 68, 198, 1908
See1908d orb - See, T.J.J. 1908MNRAS..68..568S
See1908d MNRAS 68, 568, 1908
See1911 Ma j See, T.J.J. .
See1911 Pub. USNO 6, A117, 1911
See1927A Ma - See, T.J.J. 1927sdsc.book......
See1927A cited in SDS (Southern Double Star Cat.), 1927
See1932A Ma - See, T.J.J. 1932QB821.A43......
See1932A cited in ADS (Aitken Double Star Cat.), 1932
See9999 Ma - See, T.J.J. ...................
See9999 Unpublished, manuscript or reference not found.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
23339-3431 SEE 490 AB 1999 9 227 8.7 8.50 11.69 F2/3V D 233351.82-343043.7
23339-3431 SEE 490 AB 2015 11 227 8.6 8.50 11.69 F2/3V 233351.82-343043.7
23339-3431 SEE 490 AB 2016 14 227 8.6 8.50 11.69 F2/3V 233351.82-343043.7

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

 
 
WDS 23339-3431 SEE 490 AB (HD 221620) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 23339-3431 SEE 490 AB (HD 221620) : MEASURES
 
 
No records found.

 
 
WDS 23339-3431 (HD 221620) : VIRTUAL EYEPIECE
 
 

23339-3431 SEE 490A mag 8.5 Sp F2/3V 23339-3431 SEE 490B sep 7.8 P.A. 221.20 mag 11.69 23339-3431 SEE 490C sep 22.0 P.A. 343.60 mag 13.5 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 23339-3431 (HD 221620) : ALADIN DSS IMAGE @ 23h 33m 51.82s -34° 30' 43.7"
 
 
 
 
WDS 23339-3431 SEE 490 AB (HD 221620) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

23339-3431 SEE 490AB distance=0' 23363-3429 BRT1830 distance=31' 23366-3437 LDS 821 distance=36' 23341-3511 BRT3371 distance=40' 23377-3437 RST3328 distance=49' 23339-3340 SEE 491 distance=51' 23332-3528 SKF1257 distance=58' 23338-3531 UC 4984 distance=61' 23377-3521 BRT1832 distance=69' 23302-3338 TDT4070 distance=70' 23335-3547 RSS 579 distance=76' 23311-3317 SEE 487 distance=82' 23401-3504 BRT1833 distance=83' 23305-3318 SKF 158 distance=84' 23364-3313 LDS 820 distance=84' 23397-3338 RST3331 distance=90' 23298-3550 PRO 244 distance=94' 23288-3544 TOK 867 distance=97' 23375-3301 BRT1831 distance=102' 23338-3616 SEE 489 distance=106' 23276-3308 SWR 271 distance=114' 23366-3242 UC 4995 distance=115' 23361-3237 B 604 distance=117' 23302-3623 B 1404 distance=122' 23261-3549 SEE 483 distance=124' 23430-3546 LDS5113 distance=134' 23394-3627 UC 4999 distance=135' 23364-3218 UC 4994 distance=136' 23370-3648 I 693 distance=143' 23355-3653 HJ 5405 distance=144' 23269-3227 UC 4952 distance=152' 23306-3657 HDS3348 distance=153' 23214-3442 RST3324 distance=155' 23256-3234 KPP2567 distance=156' 23382-3203 PRO 242BC distance=158' 23382-3203 JOH 5AB distance=158' 23382-3203 PRO 242AC distance=158' 23468-3438 RST3334 distance=160' 23297-3157 LDS2987 distance=163' 23371-3152 HWE 93 distance=164' 23234-3251 UC 4937 distance=165' 23268-3659 B 1403 distance=172' 23414-3205 LDS2992 distance=174' 23384-3147 B 607 distance=174' 23465-3601 B 615 distance=180' 23197-3342 HDO 302 distance=183' 23194-3512 BRT1829 distance=183' 23436-3214 LDS6053 distance=184' 23403-3142 SKF 163 distance=187' 23487-3335 TDT4211 distance=193' 23321-3747 UC 4978 distance=198' 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 23339-3431 SEE 490 AB 227 8.6
Show 23339-3431 SEE 490 AC 340 22.4
Show 23363-3429 BRT1830 26 1.1 31
Show 23366-3437 LDS 821 110 6.1 36
Show 23341-3511 BRT3371 251 1.9 40
Show 23377-3437 RST3328 52 2.2 49
Show 23339-3340 SEE 491 60 21.6 51
Show 23332-3528 SKF1257 5 8.2 58
Show 23338-3531 UC 4984 350 32.2 61
Show 23377-3521 BRT1832 349 6.1 69
Show 23302-3338 TDT4070 228 1.1 70
Show 23335-3547 RSS 579 109 44.0 76
Show 23311-3317 SEE 487 297 10.2 82
Show 23401-3504 BRT1833 163 3.1 83
Show 23305-3318 SKF 158 312 4.1 84
Show 23364-3313 LDS 820 33 85.2 84
Show 23397-3338 RST3331 261 0.4 90
Show 23298-3550 PRO 244 324 3.0 94
Show 23288-3544 TOK 867 339 1.6 97
Show 23375-3301 BRT1831 235 4.3 102
Show 23338-3616 SEE 489 145 20.1 106
Show 23276-3308 SWR 271 93 6.3 114
Show 23366-3242 UC 4995 242 50.4 115
Show 23361-3237 B 604 111 1.1 117
Show 23302-3623 B 1404 15 0.6 122
Show 23261-3549 SEE 483 296 2.2 124
Show 23430-3546 LDS5113 309 25.3 134
Show 23394-3627 UC 4999 163 20.5 135
Show 23364-3218 UC 4994 282 14.4 136
Show 23370-3648 I 693 90 1.4 143
Show 23355-3653 HJ 5405 75 10.7 144
Show 23269-3227 UC 4952 271 29.4 152
Show 23306-3657 HDS3348 283 0.6 153
Show 23214-3442 RST3324 67 1.3 155
Show 23256-3234 KPP2567 25 23.2 156
Show 23382-3203 PRO 242 BC 178 3.1 158
Show 23382-3203 JOH 5 AB 91 1.0 158
Show 23382-3203 PRO 242 AC 168 3.2 158
Show 23468-3438 RST3334 127 2.6 160
Show 23297-3157 LDS2987 68 7.2 163
Show 23371-3152 HWE 93 251 5.5 164
Show 23234-3251 UC 4937 127 17.5 165
Show 23268-3659 B 1403 177 1.1 172
Show 23414-3205 LDS2992 125 3.4 174
Show 23384-3147 B 607 143 0.3 174
Show 23465-3601 B 615 240 1.1 180
Show 23197-3342 HDO 302 306 40.5 183
Show 23194-3512 BRT1829 100 3.8 183
Show 23436-3214 LDS6053 309 139.5 184
Show 23403-3142 SKF 163 248 18.5 187
Show 23487-3335 TDT4211 42 0.9 193

 
 
WDS 23339-3431 : COMPONENTS
 
 
  A B
B pa=221.2°
sep=7.82"
 
C pa=343.6°
sep=21.96"
pa=357.7°
sep=26.97"
 
 
23339-3431 A
 
 
Name HD 221620 Coord arcsec 2000 233351.82-343043.7 Mag 8.5 Spectral class F2/3V (yellow-white)
PmRA 24.00 PmDE -3.0 SAO 214626 HIP 116300
Tycho2 7517-00798-1 HD 221620 CD CD-3515832 CP CP-35 9406
Tycho2
Tycho2 7517-00798-1 Pflag RAmdeg 353.46599056 DEmdeg -34.51215982
PmRA 21.5 PmDE -8.0 E RAmdeg 7 E DEmdeg 8
E pmRA 1.1 E pmDE 1.1 EpRAm 1990.61 EpDEm 1990.28
Num 14 Q RAmdeg 0.7 Q DEmdeg 1.1 Q pmRA 0.7
Q pmDE 1.1 BTmag 8.964 E BTmag 0.018 VTmag 8.498
E VTmag 0.014 Prox 86 TYC T HIP 116300
CCDM A RAdeg 353.46593111 DEdeg -34.51214167 EpRA 1990 1.75
EpDE 1990 1.63 E RAdeg 7.1 E DEdeg 7.7 Posflg
Corr -0.1
SAO
SAO 214626 DelFlag RA1950 PmRA1950 -0.0008
DE1950 PmDE1950 -0.003 Vmag 8.5 SpType F2
Double code Source 40 CatNum 12658 DM CD-3515832
DMcomp BDsup HD 221620 M HD 0
GC RA1950rad 6.15754852 DE1950rad -0.60717785 PmRA2000 -0.0007
PmDE2000 -0.008
Hipparcos
Catalog H HIP 116300 Proxy H RAhms 23 33 51.82
DEdms -34 30 43.7 Vmag 8.4 VarFlag R Vmag G
RAdeg 353.466 DEdeg -34.5121 AstroRef A Plx 8.82
CCDM 23339-3431 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual B M HIP AB
Theta 227 Rho 8.629 HD 221620 BD
CD CD-3515832 CP CP-35 9406 Dm number -3515832 VIred 0.53
SpType F2/F3V R SpType Coord arcsec 2000 233351.82-343043.7
Hipparcos 2
HIP 116300 Sn 15 So 3 Nc 2
RArad 6.1691441965 DErad -0.6023504798 Plx 8.64 PmRA 21.04
PmDE -7.44 E RArad 0.91 E DErad 0.83 E Plx 1.12
E pmRA 1.1 E pmDE 1.1 Hpmag 8.4862 E Hpmag 0.0021
SHp 0.018 VA 0 BV 0.456 E BV 0.015
VI 0.53
CCDM
Ccdm 23339-3431 RComp Comp A Note1
Note2 Discov num DRAs -2.35 DDEs 17.8
R dRAs 41 Year Theta Rho
Obs 3 Vmag 8.5 Sp F2 PmNote *
PmRA -10 PmDE -3 Dm number -3515832 Cat1 CD
Name2 214626 Cat2 SAO HD 221620 M HD
ADS BDS M ADS BDS N IDS IDS 23285S3504A
HIC 116300
 
 
23339-3431 B
 
 
Coord arcsec 2000 233351.40-343049.6 Mag 11.69 PmRA 17.00 PmDE -14.0
Calc delta mag 3.19 Calc coord yes
CCDM
Ccdm 23339-3431 RComp Comp B Note1
Note2 Discov num SEE 490 DRAs -2.87 DDEs 11.8
R dRAs 41 Year 1896 Theta 226 Rho 8.6
Obs 3 Vmag 12.5 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 23285S3504B
HIC 116300
 
 
23339-3431 C
 
 
Coord arcsec 2000 233351.32-343022.6 Mag 13.5 PmRA 22.00 PmDE 10.0
Calc delta mag 5 Calc coord yes
CCDM
Ccdm 23339-3431 RComp Comp C Note1
Note2 Discov num SEE 490 DRAs -3.02 DDEs 38.4
R dRAs 41 Year 1896 Theta 335 Rho 22.0
Obs 2 Vmag 13.5 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 23285S3504C
HIC