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Doubles in session


Current system
13364+2156
LDS 4381


Nearby doubles
29' : 13365+2127
SLW 902

33' : 13360+2123
HU 741

40' : 13350+2230
SLW 896

46' : 13389+2127
HU 645

51' : 13368+2246
HLG 6

57' : 13404+2145
RAO 658

61' : 13408+2150
SLW 908

63' : 13327+2230
HDS1898

64' : 13395+2242
POU3147

69' : 13328+2242
POU3143

79' : 13333+2301
STF1756AB

79' : 13310+2134
UC 2549

84' : 13370+2318
POU3145

90' : 13305+2231
SHY 626

90' : 13427+2136
CVR 143

92' : 13425+2121
SLW 915

97' : 13420+2059
BRT2417

103' : 13291+2211
STF1748AB

108' : 13422+2307
HJ 2672

109' : 13289+2131
LDS 948

110' : 13425+2304
SLW 916

111' : 13436+2243
POU3149

113' : 13441+2121
SKF1746

116' : 13438+2103
SKF2717

117' : 13363+1959
HJ 2663

119' : 13416+2021
LDS4393



Selections
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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.

13364+2156 LDS 4381

 
 
13h 36m 25.62s +21° 55' 42.3" P.A. 66.00 sep 21.0 mag 9.50,16.63 Sp G0+G/K dist. 110.74 pc (361.23 l.y.)
 
 
Coord 2000 13364+2156 Discov num LDS4381 Comp Coord arcsec 2000 13 36 25.62 +21 55 42.3
Date first 1950 Date last 2015 Obs 10
Pa first 66 Pa last 66.4 P.A. Now (θ) 66.4°
Sep first 20.2 Sep last 20.971 Sep. Now (ρ) 20.971"
Mag pri 9.50 Mag sec 16.63 delta mag (ΔM) 7.13 Spectral class G0+G/K (yellow/yellow)
Pri motion ra -179 Sec motion ra -163
Pri motion dec -105 Sec motion dec -128
Notes N V (See Notes, Proper motion indicates physical)
rPM=0.135 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Bootes HIP 66375 Tycho2 1465-00229-1 Gaia DR2 1441944358060233344
BD BD+22 2607 Distance 110.74 Distance ly 361.23
 
 
WDS 13364+2156 LDS 4381 : NOTES
 
 
discov_num notes refcode
LDS4381 NLTT 34611/34612 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
13364+2156 LDS4381 2000 3 67 20.9 9.48 15.33 G0 DV 133625.62+215542.3
13364+2156 LDS4381 2001 4 67 20.9 9.48 15.33 G0 NVD 133625.62+215542.3
13364+2156 LDS4381 2011 5 67 20.9 9.50 16.63 G0+G/K NV 133625.62+215542.3
13364+2156 LDS4381 2015 7 66 21.0 9.50 16.63 G0+G/K NV 133625.62+215542.3

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

 
 
WDS 13364+2156 LDS 4381 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 13364+2156 LDS 4381 : MEASURES
 
 
No records found.

 
 
WDS 13364+2156 : VIRTUAL EYEPIECE
 
 

13364+2156 LDS4381A mag 9.5 Sp G0 13364+2156 LDS4381B sep 19.7 P.A. 64.80 mag 16.63 Sp G/K 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 13364+2156 : ALADIN DSS IMAGE @ 13h 36m 25.62s +21° 55' 42.3"
 
 
 
 
WDS 13364+2156 LDS 4381 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

13364+2156 LDS4381 distance=0' 13365+2127 SLW 902 distance=29' 13360+2123 HU 741 distance=33' 13350+2230 SLW 896 distance=40' 13389+2127 HU 645 distance=46' 13368+2246 HLG 6 distance=51' 13404+2145 RAO 658 distance=57' 13408+2150 SLW 908 distance=61' 13327+2230 HDS1898 distance=63' 13395+2242 POU3147 distance=64' 13328+2242 POU3143 distance=69' 13333+2301 STF1756AB distance=79' 13333+2301 FYM 650AC distance=79' 13310+2134 UC 2549 distance=79' 13370+2318 POU3145 distance=84' 13305+2231 SHY 626 distance=90' 13427+2136 CVR 143 distance=90' 13425+2121 SLW 915 distance=92' 13420+2059 BRT2417 distance=97' 13291+2211 STF1748AB distance=103' 13291+2211 STF1748AC distance=103' 13422+2307 HJ 2672 distance=108' 13289+2131 LDS 948 distance=109' 13425+2304 SLW 916 distance=110' 13436+2243 POU3149 distance=111' 13441+2121 SKF1746 distance=113' 13438+2103 SKF2717 distance=116' 13363+1959 HJ 2663 distance=117' 13416+2021 LDS4393 distance=119' 13455+2131 KPP1706 distance=129' 13276+2116 TOK 46AB distance=130' 13276+2116 GII 60AC distance=130' 13403+2356 CVR1533 distance=132' 13407+1957 STF1772AB distance=133' 13407+1957 STF1772AC distance=133' 13407+1957 STF1772AD distance=133' 13457+2231 YSC 49 distance=134' 13435+2338 POU3148 distance=141' 13440+2331 CVR1536 distance=142' 13287+2335 AG 188 distance=146' 13379+2421 POU3146 distance=147' 13261+2121 LDS4361 distance=149' 13388+1926 HJ 533 distance=154' 13328+2421 A 567 distance=154' 13446+2340 STF1779 distance=154' 13444+2344 POU3150 distance=154' 13254+2141 RAO 293 distance=155' 13289+2350 POU3141 distance=156' 13272+2028 AG 187 distance=157' 13256+2116 HJ 2651 distance=157' 13309+2414 GAT 2Ba,Bb distance=159' 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 13364+2156 LDS4381 66 21.0
Show 13365+2127 SLW 902 137 58.0 29
Show 13360+2123 HU 741 12 0.3 33
Show 13350+2230 SLW 896 93 26.9 40
Show 13389+2127 HU 645 25 0.8 46
Show 13368+2246 HLG 6 196 49.8 51
Show 13404+2145 RAO 658 153 0.4 57
Show 13408+2150 SLW 908 150 177.1 61
Show 13327+2230 HDS1898 204 0.2 63
Show 13395+2242 POU3147 308 3.5 64
Show 13328+2242 POU3143 154 13.1 69
Show 13333+2301 STF1756 AB 177 14.7 79
Show 13333+2301 FYM 650 AC 16 21.0 79
Show 13310+2134 UC 2549 200 16.2 79
Show 13370+2318 POU3145 200 5.7 84
Show 13305+2231 SHY 626 183 999.9 90
Show 13427+2136 CVR 143 204 27.2 90
Show 13425+2121 SLW 915 261 21.7 92
Show 13420+2059 BRT2417 33 5.2 97
Show 13291+2211 STF1748 AB 184 5.7 103
Show 13291+2211 STF1748 AC 4 138.9 103
Show 13422+2307 HJ 2672 311 40.4 108
Show 13289+2131 LDS 948 324 26.6 109
Show 13425+2304 SLW 916 55 140.4 110
Show 13436+2243 POU3149 187 13.5 111
Show 13441+2121 SKF1746 339 1.4 113
Show 13438+2103 SKF2717 79 2.3 116
Show 13363+1959 HJ 2663 150 49.8 117
Show 13416+2021 LDS4393 90 28.7 119
Show 13455+2131 KPP1706 357 13.2 129
Show 13276+2116 TOK 46 AB 146 0.2 130
Show 13276+2116 GII 60 AC 128 3.0 130
Show 13403+2356 CVR1533 300 4.5 132
Show 13407+1957 STF1772 AB 133 4.4 133
Show 13407+1957 STF1772 AC 26 86.7 133
Show 13407+1957 STF1772 AD 1 208.7 133
Show 13457+2231 YSC 49 125 0.2 134
Show 13435+2338 POU3148 130 2.8 141
Show 13440+2331 CVR1536 9 4.0 142
Show 13287+2335 AG 188 247 4.7 146
Show 13379+2421 POU3146 52 12.6 147
Show 13261+2121 LDS4361 175 248.9 149
Show 13388+1926 HJ 533 287 13.5 154
Show 13328+2421 A 567 257 1.5 154
Show 13446+2340 STF1779 145 3.8 154
Show 13444+2344 POU3150 161 7.4 154
Show 13254+2141 RAO 293 152 0.6 155
Show 13289+2350 POU3141 90 13.7 156
Show 13272+2028 AG 187 307 1.6 157
Show 13256+2116 HJ 2651 339 13.8 157
Show 13309+2414 GAT 2 Ba,Bb 35 1.5 159

 
 
WDS 13364+2156 : COMPONENTS
 
 
  A
B pa=64.8°
sep=19.70"
 
 
13364+2156 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 133625.62+215542.3 Mag 9.5 Spectral class G0 (yellow)
PmRA -179.00 PmDE -105.0 HIP 66375 Tycho2 1465-00229-1
BD BD+22 2607
Tycho2
Tycho2 1465-00229-1 Pflag RAmdeg 204.10673619 DEmdeg 21.92841327
PmRA -177.6 PmDE -106.2 E RAmdeg 12 E DEmdeg 14
E pmRA 0.9 E pmDE 0.9 EpRAm 1989.76 EpDEm 1987.90
Num 11 Q RAmdeg 0.4 Q DEmdeg 0.6 Q pmRA 0.4
Q pmDE 0.7 BTmag 10.091 E BTmag 0.027 VTmag 9.509
E VTmag 0.021 Prox 999 TYC T HIP 66375
CCDM RAdeg 204.10717444 DEdeg 21.92866778 EpRA 1990 1.75
EpDE 1990 1.37 E RAdeg 12.3 E DEdeg 15.4 Posflg
Corr 0.1
Hipparcos
Catalog H HIP 66375 Proxy RAhms 13 36 25.73
DEdms +21 55 43.2 Vmag 9.48 VarFlag R Vmag H
RAdeg 204.107 DEdeg 21.9287 AstroRef Plx 9.44
CCDM N CCDM Nsys Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD BD BD+22 2607
CD CP Dm number +22 2607 VIred 0.7
SpType G0 R SpType Coord arcsec 2000 133625.73+215543.2
Hipparcos 2
HIP 66375 Sn 5 So 0 Nc 1
RArad 3.5623427223 DErad 0.3827275281 Plx 9.03 PmRA -177.79
PmDE -105.43 E RArad 1.01 E DErad 0.68 E Plx 1.11
E pmRA 1.04 E pmDE 0.69 Hpmag 9.5877 E Hpmag 0.0027
SHp 0.024 VA 0 BV 0.51 E BV 0.034
VI 0.58
CCDM
Ccdm 13364+2156 RComp Comp A Note1
Note2 Discov num DRAs 1.60 DDEs -18.1
R dRAs 81 Year Theta Rho
Obs 2 Vmag 10.1 Sp G0 PmNote @
PmRA -186 PmDE -113 Dm number +22 2607 Cat1 BD
Name2 +22 1388 Cat2 AGK2/3 HD M HD
ADS BDS M ADS BDS N IDS IDS 13317N2226A
HIC 66375
 
 
13364+2156 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 133626.90+215550.7 Mag 16.63 Spectral class G/K (yellow)
PmRA -163.00 PmDE -128.0 Calc delta mag 7.13 Calc coord yes
CCDM
Ccdm 13364+2156 RComp Comp B Note1
Note2 Discov num LDS4381 DRAs DDEs
R dRAs Year 1960 Theta 66 Rho 21.0
Obs 1 Vmag 16.2 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 13317N2226B
HIC