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Doubles in session


Current system
23260+2742
HO 489 AB


Nearby doubles
11' : 23263+2752
JNN 139

37' : 23250+2709
KPP3395

43' : 23228+2734
UC 287

47' : 23293+2725
MLB 549

47' : 23250+2656
ES 546

66' : 23309+2747
LDS5097

70' : 23279+2638
LDS5094

81' : 23266+2902
TOK 644

85' : 23200+2711
MLB 548AB

91' : 23199+2703
KPP2130

97' : 23311+2851
CVR 994

99' : 23296+2617
A 420AB

101' : 23326+2654
LDS5099

101' : 23336+2740
MLB 629

102' : 23199+2844
COU 439AB

108' : 23205+2623
GRV 661

111' : 23177+2744
LDS5066AB

111' : 23283+2556
BUP 237AB

112' : 23344+2739
LDS1069

113' : 23176+2726
TDT3969

118' : 23225+2555
ES 2727

121' : 23345+2703
COU 440

121' : 23204+2915
FOX 101

121' : 23200+2612
COU 336

125' : 23201+2920
CVR 986

128' : 23344+2643
A 422



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.

23260+2742 HO 489 AB

 
 
23h 25m 59.72s +27° 42' 25.8" P.A. 222.00 sep 0.5 mag 8.54,8.63 Sp F8 dist. 145.35 pc (474.13 l.y.)
 
 
Coord 2000 23260+2742 Discov num HO  489 Comp AB Coord arcsec 2000 23 25 59.72 +27 42 25.8
Date first 1889 Date last 2017 Obs 101
Pa first 241 Pa last 221.9 P.A. Now (θ) 221.9°
Sep first 0.4 Sep last 0.535 Sep. Now (ρ) 0.535"
Mag pri 8.54 Mag sec 8.63 delta mag (ΔM) 0.09 Spectral class F8 (yellow-white)
Pri motion ra -010 Sec motion ra -010
Pri motion dec -020 Sec motion dec -020
Notes
Nature of this double is uncertain.
 
 
23260+2742 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 91258 23 25 60 +27 42 26 HO 489 AB 2017 101 222 0.5 8.54 8.63 0.09 <===
Show HD 220724 91258 23 25 60 +27 42 26 STTA 245 AB,C 2017 30 195 62.5 7.92 8.50 0.58
Triple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Pegasus SAO 91258 HIP 115666 Tycho2 2245-00632-1
Gaia DR2 2868820832679745536 HD 220723 BD BD+26 4628 Distance 145.35
Distance ly 474.13
 
 
WDS 23260+2742 HO 489 AB : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Ho_1883 Ma j Hough, G.W. 1883MNRAS..43..371H
Ho_1883 MNRAS 43, 371, 1883 (data also in Ho_1890) 1890AN....125....1H
Ho_1884 Ma j Hough, G.W. 1884MNRAS..44..365H
Ho_1884 MNRAS 44, 365, 1884 (data also in Ho_1890) 1890AN....125....1H
Ho_1885 Ma j Hough, G.W. 1885MNRAS..45..417H
Ho_1885 MNRAS 45, 417, 1885 (data also in Ho_1890) 1890AN....125....1H
Ho_1886 Ma j Hough, G.W. 1886MNRAS..46..393H
Ho_1886 MNRAS 46, 393, 1886 (data also in Ho_1890) 1890AN....125....1H
Ho_1887 Ma j Hough, G.W. 1887AN....116..273H
Ho_1887 AN 116, 273, 1887
Ho_1890 Ma j Hough, G.W. 1890AN....125....1H
Ho_1890 AN 125, 1, 1890
Ho_1890b Ma j Hough, G.W. 1890AJ......9..177H
Ho_1890b AJ 9, 177, 1890 (some data also in Ho_1890 or Ho_1894b) 1890AN....125....1H
Ho_1894a Ma - Hough, G.W. 1894MNRAS..54..251H
Ho_1894a MNRAS 54, 251, 1894
Ho_1894b Ma j Hough, G.W. (HO 304 - 490) 1894AN....135..281H
Ho_1894b AN 135, 281, 1894
Ho_1894c Ma - Hough, G.W. (measure by Dembowski, H.) 1894AN....135..281H
Ho_1894c AN 135, 281, 1894
Ho_1899a Ma j Hough, G.W. 1899AN....149..65H
Ho_1899a AN 149, 65, 1899
Ho_1899b Ma - Hough, G.W. (measure by Burnham, S.W.) 1899AN....149..65H
Ho_1899b AN 149, 65, 1899
Ho_1907 Ma - Hough, G.W. 1907PFAO....3c...1D
Ho_1907 Pub. Univ. Penn. 3, Pt. 3, 1907 (measures sent to Doolittle)
Ho_1932A Ma - Hough, G.W. 1932QB821.A43......
Ho_1932A cited in ADS, 1932 (unpublished measures sent to Aitken in manuscript by Fox)
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
23260+2742 HO 489 AB 2004 68 222 0.6 8.54 8.63 F8 D 232559.72+274225.8
23260+2742 HO 489 AB 2007 79 222 0.5 8.54 8.63 F8 D 232559.72+274225.8
23260+2742 HO 489 AB 2014 96 227 0.6 8.54 8.63 F8 232559.72+274225.8
23260+2742 HO 489 AB 2016 97 221 0.5 8.54 8.63 F8 232559.72+274225.8
23260+2742 HO 489 AB 2017 99 223 0.5 8.54 8.63 F8 232559.72+274225.8

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

 
 
WDS 23260+2742 HO 489 AB : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 23260+2742 HO 489 AB : MEASURES
 
 
No records found.

 
 
WDS 23260+2742 : VIRTUAL EYEPIECE
 
 

23260+2742 HO 489A mag 8.54 Sp F8 23260+2742 HO 489B sep 0.5 P.A. 218.50 mag 8.63 23260+2742 STTA245C sep 62.1 P.A. 193.20 mag 8.5 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 23260+2742 : ALADIN DSS IMAGE @ 23h 25m 59.72s +27° 42' 25.8"
 
 
 
 
WDS 23260+2742 HO 489 AB : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

23260+2742 HO 489AB distance=0' 23263+2752 JNN 139 distance=11' 23250+2709 KPP3395 distance=37' 23228+2734 UC 287 distance=43' 23293+2725 MLB 549 distance=47' 23250+2656 ES 546 distance=47' 23309+2747 LDS5097 distance=66' 23279+2638 LDS5094 distance=70' 23266+2902 TOK 644 distance=81' 23200+2711 MLB 548AB distance=85' 23200+2711 MLB 548AC distance=85' 23199+2703 KPP2130 distance=91' 23311+2851 CVR 994 distance=97' 23296+2617 A 420AB distance=99' 23296+2617 A 420AB,C distance=99' 23326+2654 LDS5099 distance=101' 23336+2740 MLB 629 distance=101' 23199+2844 COU 439AB distance=102' 23199+2844 GII 36AB,C distance=102' 23205+2623 GRV 661 distance=108' 23177+2744 LDS5066BC distance=110' 23177+2744 LDS5066AB distance=111' 23177+2744 LDS5066AC distance=111' 23283+2556 BUP 237AB distance=111' 23283+2556 BUP 237AC distance=111' 23283+2556 BUP 237AD distance=111' 23344+2739 LDS1069 distance=112' 23176+2726 TDT3969 distance=113' 23225+2555 ES 2727 distance=118' 23345+2703 COU 440 distance=121' 23204+2915 FOX 101 distance=121' 23200+2612 COU 336 distance=121' 23201+2920 CVR 986 distance=125' 23344+2643 A 422 distance=128' 23227+2944 TDT4006 distance=130' 23356+2816 BRT 230AB distance=132' 23293+2949 ES 400 distance=135' 23217+2945 LDS5077AB distance=135' 23359+2715 MLB 589 distance=136' 23159+2729 HJ 1862 distance=136' 23291+2951 ES 399 distance=137' 23361+2809 UC 4992 distance=137' 23288+2525 POU5813 distance=141' 23366+2740 MLB 551 distance=141' 23291+3001 MLB 588 distance=145' 23277+3005 GRV 667AB distance=145' 23277+3005 WSI 154AC distance=145' 23151+2719 UC 4909 distance=147' 23223+2521 POU5805 distance=151' 23273+3014 POP 3 distance=152' 23295+2516 POU5815 distance=154' 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 23260+2742 HO 489 AB 222 0.5
Show 23260+2742 STTA245 AB,C 195 62.5
Show 23263+2752 JNN 139 73 0.1 11
Show 23250+2709 KPP3395 102 3.0 37
Show 23228+2734 UC 287 146 83.0 43
Show 23293+2725 MLB 549 249 2.9 47
Show 23250+2656 ES 546 165 2.4 47
Show 23309+2747 LDS5097 251 26.7 66
Show 23279+2638 LDS5094 212 3.7 70
Show 23266+2902 TOK 644 122 999.9 81
Show 23200+2711 MLB 548 AB 281 7.1 85
Show 23200+2711 MLB 548 AC 107 54.6 85
Show 23199+2703 KPP2130 245 17.3 91
Show 23311+2851 CVR 994 188 12.2 97
Show 23296+2617 A 420 AB 108 0.6 99
Show 23296+2617 A 420 AB,C 69 23.1 99
Show 23326+2654 LDS5099 84 211.3 101
Show 23336+2740 MLB 629 39 3.8 101
Show 23199+2844 COU 439 AB 4 0.1 102
Show 23199+2844 GII 36 AB,C 140 2.6 102
Show 23205+2623 GRV 661 345 61.7 108
Show 23177+2744 LDS5066 BC 212 9.0 110
Show 23177+2744 LDS5066 AB 139 76.2 111
Show 23177+2744 LDS5066 AC 146 79.1 111
Show 23283+2556 BUP 237 AB 282 54.9 111
Show 23283+2556 BUP 237 AC 261 67.1 111
Show 23283+2556 BUP 237 AD 100 778.3 111
Show 23344+2739 LDS1069 102 61.9 112
Show 23176+2726 TDT3969 147 0.6 113
Show 23225+2555 ES 2727 268 20.2 118
Show 23345+2703 COU 440 236 1.8 121
Show 23204+2915 FOX 101 47 2.3 121
Show 23200+2612 COU 336 359 1.6 121
Show 23201+2920 CVR 986 27 27.3 125
Show 23344+2643 A 422 302 4.6 128
Show 23227+2944 TDT4006 303 1.1 130
Show 23356+2816 BRT 230 AB 6 3.2 132
Show 23293+2949 ES 400 211 6.0 135
Show 23217+2945 LDS5077 AB 53 16.5 135
Show 23359+2715 MLB 589 225 8.3 136
Show 23159+2729 HJ 1862 233 17.4 136
Show 23291+2951 ES 399 210 4.8 137
Show 23361+2809 UC 4992 31 17.5 137
Show 23288+2525 POU5813 305 8.5 141
Show 23366+2740 MLB 551 200 5.5 141
Show 23291+3001 MLB 588 199 9.4 145
Show 23277+3005 GRV 667 AB 155 58.1 145
Show 23277+3005 WSI 154 AC 59 23.1 145
Show 23151+2719 UC 4909 153 57.5 147
Show 23223+2521 POU5805 125 9.3 151
Show 23273+3014 POP 3 118 4.2 152

 
 
WDS 23260+2742 : COMPONENTS
 
 
  A B
B pa=218.5°
sep=0.51"
 
C pa=193.2°
sep=62.06"
pa=193.0°
sep=61.60"
 
 
23260+2742 A
 
 
Coord arcsec 2000 232559.72+274225.8 Mag 8.54 Spectral class F8 (yellow-white) PmRA -10.00
PmDE -20.0 SAO 91258 HIP 115666 Tycho2 2245-00632-1
HD 220723 BD BD+26 4628
Tycho2
Tycho2 2245-00632-1 Pflag RAmdeg 351.49875934 DEmdeg 27.70707134
PmRA -9.6 PmDE -19.7 E RAmdeg 5 E DEmdeg 7
E pmRA 1.4 E pmDE 1.3 EpRAm 1991.45 EpDEm 1990.88
Num 8 Q RAmdeg 1.2 Q DEmdeg 0.6 Q pmRA 1.1
Q pmDE 0.5 BTmag 8.645 E BTmag 0.017 VTmag 7.917
E VTmag 0.012 Prox 631 TYC T HIP 115666
CCDM AB RAdeg 351.49878417 DEdeg 27.70711750 EpRA 1990 1.74
EpDE 1990 1.52 E RAdeg 5.2 E DEdeg 6.8 Posflg P
Corr 0.0
SAO
SAO 91258 DelFlag RA1950 PmRA1950 -0.0018
DE1950 PmDE1950 -0.004 Vmag 7.9 SpType F8
Double code Source 34 CatNum 14088 DM BD+26 4628
DMcomp BDsup HD 220723 M HD 0
GC RA1950rad 6.12401666 DE1950rad 0.47878459 PmRA2000 -0.0018
PmDE2000 -0.01
Hipparcos
Catalog H HIP 115666 Proxy H RAhms 23 25 59.72
DEdms +27 42 25.8 Vmag 7.76 VarFlag R Vmag G
RAdeg 351.499 DEdeg 27.7072 AstroRef A Plx 7.28
CCDM 23260+2742 N CCDM I Nsys 2 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 226 Rho 0.536 HD 220723 BD BD+26 4628
CD CP Dm number +26 4628 VIred 0.76
SpType F8 R SpType Coord arcsec 2000 232559.72+274225.8
Hipparcos 2
HIP 115666 Sn 15 So 3 Nc 2
RArad 6.1348122902 DErad 0.4835813839 Plx 6.88 PmRA -7.39
PmDE -13.4 E RArad 1.09 E DErad 1 E Plx 1.47
E pmRA 1.23 E pmDE 0.99 Hpmag 7.8945 E Hpmag 0.002
SHp 0.011 VA 0 BV 0.699 E BV 0.015
VI 0.76
CCDM
Ccdm 23260+2742 RComp Comp A Note1
Note2 Discov num DRAs -0.34 DDEs 25.0
R dRAs 10 Year Theta Rho
Obs 3 Vmag 8.6 Sp F8 PmNote *
PmRA -10 PmDE -23 Dm number +26 4628 Cat1 BD
Name2 +27 2754 Cat2 AGK2/3 HD 220723 M HD
ADS BDS A16748 M ADS BDS N IDS IDS 23210N2709A
HIC 115666
 
 
23260+2742 B
 
 
Coord arcsec 2000 232559.70+274225.4 Mag 8.63 PmRA -10.00 PmDE -20.0
Calc delta mag 0.09 Calc coord yes
CCDM
Ccdm 23260+2742 RComp Comp B Note1
Note2 Discov num HO 489 DRAs DDEs
R dRAs Year 1956 Theta 235 Rho 0.6
Obs 16 Vmag 8.6 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A16748 M ADS BDS N IDS IDS 23210N2709B
HIC 115666
 
 
23260+2742 C
 
 
Coord arcsec 2000 232558.66+274125.4 Mag 8.5 PmRA -8.00 PmDE -17.0
SAO 91257 HIP 115665 Tycho2 2245-00158-1 HD 220724
BD BD+26 4627 Calc delta mag 0.04 Calc coord yes
Tycho2
Tycho2 2245-00158-1 Pflag RAmdeg 351.49380104 DEmdeg 27.69010150
PmRA -8.6 PmDE -15.7 E RAmdeg 6 E DEmdeg 9
E pmRA 1.2 E pmDE 1.2 EpRAm 1991.15 EpDEm 1990.20
Num 12 Q RAmdeg 0.5 Q DEmdeg 0.8 Q pmRA 0.6
Q pmDE 0.8 BTmag 8.849 E BTmag 0.018 VTmag 8.497
E VTmag 0.015 Prox 631 TYC T HIP 115665
CCDM RAdeg 351.49382333 DEdeg 27.69013917 EpRA 1990 1.78
EpDE 1990 1.50 E RAdeg 6.4 E DEdeg 9.1 Posflg
Corr 0.1
SAO
SAO 91257 DelFlag RA1950 PmRA1950 0.0003
DE1950 PmDE1950 -0.005 Vmag 8.4 SpType A3
Double code Source 34 CatNum 14087 DM BD+26 4627
DMcomp BDsup HD 220724 M HD 0
GC RA1950rad 6.12393378 DE1950rad 0.47848769 PmRA2000 0.0003
PmDE2000 -0.011
Hipparcos
Catalog H HIP 115665 Proxy RAhms 23 25 58.52
DEdms +27 41 24.5 Vmag 8.48 VarFlag R Vmag G
RAdeg 351.494 DEdeg 27.6901 AstroRef Plx 2.67
CCDM 23260+2742 N CCDM I Nsys 2 Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 220724 BD BD+26 4627
CD CP Dm number +26 4627 VIred 0.44
SpType A3 R SpType Coord arcsec 2000 232558.52+274124.5
Hipparcos 2
HIP 115665 Sn 5 So 0 Nc 1
RArad 6.1347244958 DErad 0.4832841227 Plx 2.3 PmRA -8.31
PmDE -15.45 E RArad 0.88 E DErad 0.6 E Plx 1.09
E pmRA 1.06 E pmDE 0.63 Hpmag 8.5581 E Hpmag 0.0017
SHp 0.012 VA 0 BV 0.375 E BV 0.007
VI 0.44
CCDM
Ccdm 23260+2742 RComp Comp C Note1
Note2 Discov num STT4245 DRAs -1.49 DDEs -35.6
R dRAs 10 Year 1875 Theta 195 Rho 63.2
Obs 7 Vmag 8.9 Sp A3 PmNote *
PmRA -11 PmDE -6 Dm number +26 4627 Cat1 BD
Name2 +27 2753 Cat2 AGK2/3 HD 220724 M HD
ADS BDS A16748 M ADS BDS N IDS IDS 23210N2709C
HIC 115665