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Current system
23309+2747
LDS 5097


Nearby doubles
31' : 23293+2725
MLB 549

36' : 23336+2740
MLB 629

47' : 23344+2739
LDS1069

58' : 23326+2654
LDS5099

62' : 23263+2752
JNN 139

65' : 23311+2851
CVR 994

66' : 23260+2742
HO 489AB

66' : 23345+2703
COU 440

69' : 23356+2816
BRT 230AB

73' : 23361+2809
UC 4992

74' : 23359+2715
MLB 589

76' : 23366+2740
MLB 551

80' : 23279+2638
LDS5094

80' : 23344+2643
A 422

88' : 23250+2709
KPP3395

92' : 23296+2617
A 420AB

92' : 23250+2656
ES 546

94' : 23373+2707
LDS5105

95' : 23266+2902
TOK 644

95' : 23380+2739
LDS5106

99' : 23363+2854
STF3026

102' : 23377+2701
KPP1378

108' : 23228+2734
UC 287

109' : 23381+2655
GRV 679

115' : 23395+2749
KPP2215

116' : 23385+2845
MLB 506



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Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

23309+2747 LDS 5097

 
 
23h 30m 54.38s +27° 46' 42.4" P.A. 251.00 sep 26.7 mag 9.18,17.65 Sp G5+M3.5 dist. 49.6 pc (161.8 l.y.)
 
 
Coord 2000 23309+2747 Discov num LDS5097 Comp Coord arcsec 2000 23 30 54.38 +27 46 42.4
Date first 1960 Date last 2016 Obs 11
Pa first 249 Pa last 250.6 P.A. Now (θ) 250.6°
Sep first 26.5 Sep last 26.707 Sep. Now (ρ) 26.707"
Mag pri 9.18 Mag sec 17.65 delta mag (ΔM) 8.47 Spectral class G5+M3.5 (yellow/red)
Pri motion ra -137 Sec motion ra -146
Pri motion dec -134 Sec motion dec -126
Notes N V (See Notes, Proper motion indicates physical)
rPM=0.062 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Pegasus HIP 116052 Tycho2 2256-00199-1 Gaia DR2 2865910872077475968
BD BD+26 4642 Distance 49.6 Distance ly 161.8
 
 
WDS 23309+2747 LDS 5097 : NOTES
 
 
discov_num notes refcode
LDS5097 NLTT 57090/57088 Chm2004
 
 
REFERENCES
 
 
refcode metd author reference
Chm2004 E - Chaname, J. & Gould, A. 2004ApJ...601..289C
Chm2004 ApJ 601, 289, 2004
Chm2004 (Photometry, coordinates, and astrometry from rNLTT. Astrometry from early
Chm2004 versions of 2MASS and UCAC, with date given only as "circa 2000". Measures
Chm2004 identical to discovery observations - predominantly close pairs - were assumed
Chm2004 not new observations, so not included in WDS. Similar concerns when primary and
Chm2004 secondary magnitudes or proper motions were the same.)
 
 
DISCOVERER
 
 
idgroup discov author
1 LDS Luyten p.m. catalog (from additional DD list)
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
23309+2747 LDS5097 2000 3 251 26.7 9.18 17.65 G5 DV 233054.38+274642.4
23309+2747 LDS5097 2001 4 250 26.9 9.18 17.65 G5 NVD 233054.38+274642.4
23309+2747 LDS5097 2010 5 251 26.7 9.18 17.65 G5+M3.5 NV 233054.38+274642.4
23309+2747 LDS5097 2015 6 251 26.7 9.18 17.65 G5+M3.5 NV 233054.38+274642.4
23309+2747 LDS5097 2016 11 251 26.7 9.18 17.65 G5+M3.5 NV 233054.38+274642.4

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

 
 
WDS 23309+2747 LDS 5097 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 23309+2747 LDS 5097 : MEASURES
 
 
No records found.

 
 
WDS 23309+2747 : VIRTUAL EYEPIECE
 
 

23309+2747 LDS5097A mag 9.18 Sp G5 23309+2747 LDS5097B sep 24.0 P.A. 248.30 mag 17.65 Sp M3.5 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 23309+2747 : ALADIN DSS IMAGE @ 23h 30m 54.38s +27° 46' 42.4"
 
 
 
 
WDS 23309+2747 LDS 5097 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

23309+2747 LDS5097 distance=1' 23293+2725 MLB 549 distance=31' 23336+2740 MLB 629 distance=36' 23344+2739 LDS1069 distance=47' 23326+2654 LDS5099 distance=58' 23263+2752 JNN 139 distance=62' 23311+2851 CVR 994 distance=65' 23260+2742 HO 489AB distance=66' 23260+2742 STTA245AB,C distance=66' 23345+2703 COU 440 distance=66' 23356+2816 BRT 230AB distance=69' 23361+2809 UC 4992 distance=73' 23359+2715 MLB 589 distance=74' 23366+2740 MLB 551 distance=76' 23279+2638 LDS5094 distance=80' 23344+2643 A 422 distance=80' 23250+2709 KPP3395 distance=88' 23296+2617 A 420AB distance=92' 23296+2617 A 420AB,C distance=92' 23250+2656 ES 546 distance=92' 23373+2707 LDS5105 distance=94' 23266+2902 TOK 644 distance=95' 23380+2739 LDS5106 distance=95' 23363+2854 STF3026 distance=99' 23377+2701 KPP1378 distance=102' 23228+2734 UC 287 distance=108' 23381+2655 GRV 679 distance=109' 23395+2749 KPP2215 distance=115' 23385+2845 MLB 506 distance=116' 23283+2556 BUP 237AB distance=117' 23283+2556 BUP 237AC distance=117' 23283+2556 BUP 237AD distance=117' 23293+2949 ES 400 distance=124' 23291+2951 ES 399 distance=127' 23398+2835 MLB 507 distance=131' 23374+2604 MLB 728 distance=136' 23376+2604 GII 107 distance=136' 23291+3001 MLB 588 distance=137' 23393+2624 LDS5109AB distance=140' 23393+2624 LDS5109Aa,Ab distance=140' 23402+2641 MLB 730CD distance=142' 23402+2641 MLB 730AB distance=142' 23402+2641 MLB 730AC distance=142' 23288+2525 POU5813 distance=143' 23331+3008 CVR 996 distance=145' 23277+3005 GRV 667AB distance=145' 23277+3005 WSI 154AC distance=145' 23341+2529 POU5824 distance=145' 23326+3011 MLB 628 distance=146' 23200+2711 MLB 548AB distance=149' 23200+2711 MLB 548AC distance=149' 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 23309+2747 LDS5097 251 26.7 1
Show 23293+2725 MLB 549 249 2.9 31
Show 23336+2740 MLB 629 39 3.8 36
Show 23344+2739 LDS1069 102 61.9 47
Show 23326+2654 LDS5099 84 211.3 58
Show 23263+2752 JNN 139 73 0.1 62
Show 23311+2851 CVR 994 188 12.2 65
Show 23260+2742 HO 489 AB 222 0.5 66
Show 23260+2742 STTA245 AB,C 195 62.5 66
Show 23345+2703 COU 440 236 1.8 66
Show 23356+2816 BRT 230 AB 6 3.2 69
Show 23361+2809 UC 4992 31 17.5 73
Show 23359+2715 MLB 589 225 8.3 74
Show 23366+2740 MLB 551 200 5.5 76
Show 23279+2638 LDS5094 212 3.7 80
Show 23344+2643 A 422 302 4.6 80
Show 23250+2709 KPP3395 102 3.0 88
Show 23296+2617 A 420 AB 108 0.6 92
Show 23296+2617 A 420 AB,C 69 23.1 92
Show 23250+2656 ES 546 165 2.4 92
Show 23373+2707 LDS5105 55 160.8 94
Show 23266+2902 TOK 644 122 999.9 95
Show 23380+2739 LDS5106 234 24.6 95
Show 23363+2854 STF3026 275 3.2 99
Show 23377+2701 KPP1378 225 10.3 102
Show 23228+2734 UC 287 146 83.0 108
Show 23381+2655 GRV 679 272 13.3 109
Show 23395+2749 KPP2215 334 18.4 115
Show 23385+2845 MLB 506 235 8.2 116
Show 23283+2556 BUP 237 AB 282 54.9 117
Show 23283+2556 BUP 237 AC 261 67.1 117
Show 23283+2556 BUP 237 AD 100 778.3 117
Show 23293+2949 ES 400 211 6.0 124
Show 23291+2951 ES 399 210 4.8 127
Show 23398+2835 MLB 507 193 6.9 131
Show 23374+2604 MLB 728 20 2.7 136
Show 23376+2604 GII 107 239 0.5 136
Show 23291+3001 MLB 588 199 9.4 137
Show 23393+2624 LDS5109 AB 112 178.2 140
Show 23393+2624 LDS5109 Aa,Ab 347 2.8 140
Show 23402+2641 MLB 730 CD 124 1.5 142
Show 23402+2641 MLB 730 AB 309 5.0 142
Show 23402+2641 MLB 730 AC 259 3.5 142
Show 23288+2525 POU5813 305 8.5 143
Show 23331+3008 CVR 996 328 8.9 145
Show 23277+3005 GRV 667 AB 155 58.1 145
Show 23277+3005 WSI 154 AC 59 23.1 145
Show 23341+2529 POU5824 103 14.3 145
Show 23326+3011 MLB 628 324 1.8 146
Show 23200+2711 MLB 548 AB 281 7.1 149
Show 23200+2711 MLB 548 AC 107 54.6 149

 
 
WDS 23309+2747 : COMPONENTS
 
 
  A
B pa=248.3°
sep=23.99"
 
 
23309+2747 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 233054.38+274642.4 Mag 9.18 Spectral class G5 (yellow)
PmRA -137.00 PmDE -134.0 HIP 116052 Tycho2 2256-00199-1
BD BD+26 4642
Tycho2
Tycho2 2256-00199-1 Pflag RAmdeg 352.72658317 DEmdeg 27.77845289
PmRA -137.6 PmDE -133.1 E RAmdeg 12 E DEmdeg 14
E pmRA 1.3 E pmDE 1.3 EpRAm 1990.05 EpDEm 1988.77
Num 9 Q RAmdeg 0.6 Q DEmdeg 0.6 Q pmRA 0.6
Q pmDE 0.6 BTmag 10.121 E BTmag 0.028 VTmag 9.250
E VTmag 0.019 Prox 999 TYC T HIP 116052
CCDM RAdeg 352.72694111 DEdeg 27.77876667 EpRA 1990 1.71
EpDE 1990 1.50 E RAdeg 11.8 E DEdeg 14.8 Posflg
Corr -0.1
Hipparcos
Catalog H HIP 116052 Proxy RAhms 23 30 54.47
DEdms +27 46 43.6 Vmag 9.18 VarFlag R Vmag H
RAdeg 352.727 DEdeg 27.7788 AstroRef Plx 19.13
CCDM N CCDM Nsys Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD BD BD+26 4642
CD CP Dm number +26 4642 VIred 0.82
SpType G5 R SpType Coord arcsec 2000 233054.47+274643.6
Hipparcos 2
HIP 116052 Sn 5 So 0 Nc 1
RArad 6.1562469246 DErad 0.4848310882 Plx 20.16 PmRA -136.78
PmDE -133.01 E RArad 0.78 E DErad 0.53 E Plx 0.97
E pmRA 0.87 E pmDE 0.52 Hpmag 9.3274 E Hpmag 0.0029
SHp 0.023 VA 0 BV 0.796 E BV 0.027
VI 0.83
CCDM
Ccdm 23309+2747 RComp Comp A Note1
Note2 Discov num DRAs 0.40 DDEs -18.5
R dRAs 81 Year Theta Rho
Obs 2 Vmag 9.8 Sp PmNote @
PmRA -134 PmDE -150 Dm number +26 4642 Cat1 BD
Name2 +27 2762 Cat2 AGK2/3 HD M HD
ADS BDS M ADS BDS N IDS IDS 23259N2713A
HIC 116052
 
 
23309+2747 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 233052.70+274633.5 Mag 17.65 Spectral class M3.5 (red)
PmRA -146.00 PmDE -126.0 Calc delta mag 8.47 Calc coord yes
CCDM
Ccdm 23309+2747 RComp Comp B Note1
Note2 Discov num LDS5097 DRAs DDEs
R dRAs Year 1960 Theta 249 Rho 26.5
Obs 1 Vmag 17.3 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 23259N2713B
HIC