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Doubles in session


Current system
11387-1312
UC 2181 AC


Nearby doubles
25' : 11387-1337
GWP1629

54' : 11365-1355
HU 131

54' : 11367-1357
GWP1623

57' : 11349-1325
BRT2729

58' : 11368-1221
BU 456AB

59' : 11394-1410
GWP1635

78' : 11399-1428
BU 1078

87' : 11436-1401
YSC 210

93' : 11347-1200
TDS7935

99' : 11397-1449
RST3749

101' : 11445-1407
HU 232

102' : 11381-1131
TDS7969

109' : 11334-1428
RST3745

115' : 11309-1310
BRT2728

126' : 11355-1508
HU 463

126' : 11332-1449
TDS7923

132' : 11423-1513
RST3753

143' : 11426-1523
J 1579

144' : 11454-1128
RST3754AB

145' : 11456-1455
GWP1667

146' : 11469-1151
NSN 116AB

148' : 11461-1133
GWP1671

148' : 11360-1050
J 1577AB

149' : 11471-1149
RST3756AB

149' : 11450-1116
KPP2741

153' : 11343-1531
TOK 143



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.

11387-1312 UC 2181 AC

 
 
11h 38m 40.02s -13° 12' 07.0" P.A. 174.00 sep 92.2 mag 5.60,16.50 Sp F7V dist. 26.73 pc (87.19 l.y.)
 
 
Coord 2000 11387-1312 Discov num UC 2181 Comp AC Coord arcsec 2000 11 38 40.02 -13 12 07.0
Date first 1999 Date last 2015 Obs 4
Pa first 174 Pa last 174.1 P.A. Now (θ) 174.1°
Sep first 92.0 Sep last 92.201 Sep. Now (ρ) 92.201"
Mag pri 5.60 Mag sec 16.50 delta mag (ΔM) 10.9 Spectral class F7V (yellow-white)
Pri motion ra +100 Sec motion ra +097
Pri motion dec +126 Sec motion dec +115
Notes N U (See Notes, Proper motion indicates non-physical)
rPM=0.071 (< 0.3, Physical double)
This double is not physical.
 
 
11387-1312 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show Iot Crt 156802 11 38 40 -13 12 07 KUI 58 AB 2014 11 248 1.1 5.60 11.00 5.40
Show 156802 11 38 40 -13 12 07 UC 2181 AC 2015 4 174 92.2 5.60 16.50 10.90 <===
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Crater SAO 156802 HIP 56802 Tycho2 5516-01578-1
Gaia DR2 3585098090614578688 HD 101198 HR 4488 GC 15977
GL NN 3677A BD BD-12 3466 Bayer Iota Crateris Bayer name Iot Crt
Flamsteed 24 Crateris Flamsteed name 24 Crt Distance 26.73 Distance ly 87.19
Bayer greek ι Crt
 
 
WDS 11387-1312 UC 2181 AC : NOTES
 
 
discov_num notes refcode
KUI 58 AB: iot Crt = 24 Crt
UC 2181 AC: CPM candidate does not pass photometry test; likely optical. Tok2013c
AC: The C CPM component at 93" is not on the MS, too "blue". Tok2014d
 
 
REFERENCES
 
 
refcode metd author reference
Tok2013c - Tokovinin, A. .
Tok2013c private communication, 2013
Tok2014d E2 - Tokovinin, A. 2014AJ....147...86T
Tok2014d AJ 147, 86, 2014
 
 
DISCOVERER
 
 
idgroup discov author
1 KUI Kuiper, G.P., Schilt, van den Bos, W., and van Gent
63 UC USNO CCD Astrographic Catalog (UCAC1, UCAC2, UCAC3, UCAC4)
63 UC Zacharias, N., Finch, C.T., Girard, T.M., Henden, A., Bartlett, J.L., Monet, D.G.,
63 UC & Zacharias, M.I. (UCAC4 Catalog)
74 UC Zacharias, N., Finch, C.T., Subasavage, J.P., Bredthauer, G., Crockett, C.,
74 UC DiVittorio, M., Ferguson, E., Harris, F., Harris, H.C., Hendon, A., Kilian, C.,
74 UC Munn, J., Rafferty, T., Rhodes, A., Schultheis, M., Tilleman, T., & Wieder, G.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
11387-1312 UC 2181 AC 2000 2 174 93.2 5.60 16.50 F7V NU 113840.02-131207.0
11387-1312 UC 2181 AC 2014 3 174 92.1 5.60 16.50 F7V NU 113840.02-131207.0
11387-1312 UC 2181 AC 2015 4 174 92.2 5.60 16.50 F7V NU 113840.02-131207.0

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

 
 
WDS 11387-1312 UC 2181 AC : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 11387-1312 UC 2181 AC : MEASURES
 
 
No records found.

 
 
WDS 11387-1312 : VIRTUAL EYEPIECE
 
 

11387-1312 KUI 58A mag 5.6 Sp F7V 11387-1312 KUI 58B sep 1.0 P.A. 247.50 mag 11 11387-1312 UC 2181C sep 92.2 P.A. 174.30 mag 16.5 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 11387-1312 : ALADIN DSS IMAGE @ 11h 38m 40.02s -13° 12' 07.0"
 
 
 
 
WDS 11387-1312 UC 2181 AC : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

11387-1312 UC 2181AC distance=0' 11387-1337 GWP1629 distance=25' 11365-1355 HU 131 distance=54' 11367-1357 GWP1623 distance=54' 11349-1325 BRT2729 distance=57' 11368-1221 KPP4375BC distance=58' 11368-1221 BU 456AB distance=58' 11368-1221 KPP4375AC distance=58' 11394-1410 GWP1635 distance=59' 11399-1428 BU 1078 distance=78' 11436-1401 YSC 210 distance=87' 11347-1200 TDS7935 distance=93' 11397-1449 RST3749 distance=99' 11445-1407 HU 232 distance=101' 11381-1131 TDS7969 distance=102' 11334-1428 RST3745 distance=109' 11309-1310 BRT2728 distance=115' 11355-1508 HU 463 distance=126' 11332-1449 TDS7923 distance=126' 11423-1513 RST3753 distance=132' 11426-1523 J 1579 distance=143' 11454-1128 RST3754AB distance=144' 11454-1128 TDS8014AC distance=144' 11456-1455 GWP1667 distance=145' 11469-1151 KPP2740BC distance=146' 11469-1151 NSN 116AB distance=146' 11461-1133 GWP1671 distance=148' 11360-1050 J 1577AB distance=148' 11360-1050 J 1577AC distance=148' 11471-1149 RST3756AB distance=149' 11471-1149 LAF 45AC distance=149' 11471-1149 LAF 45AD distance=149' 11450-1116 KPP2741 distance=149' 11343-1531 TOK 143 distance=153' 11443-1524 GWP1657 distance=156' 11441-1527 HDS1656 distance=157' 11423-1544 LDS 357 distance=161' 11401-1551 FOX 172 distance=161' 11273-1309 LDS4101 distance=167' 11425-1558 J 1578 distance=176' 11272-1221 KUI 57 distance=176' 11265-1259 WIS 185 distance=178' 11262-1240 J 1575 distance=185' 11308-1046 LDS4108 distance=186' 11490-1119 GWP1681 distance=190' 11479-1528 A 2380 distance=191' 11514-1211 KUI 59 distance=196' 11383-1629 GWP1627 distance=197' 11520-1231 BRT2730 distance=200' 11512-1435 UC 2221 distance=201' 11268-1456 LDS4099AB distance=201' 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 11387-1312 KUI 58 AB 248 1.1
Show 11387-1312 UC 2181 AC 174 92.2
Show 11387-1337 GWP1629 335 10.2 25
Show 11365-1355 HU 131 152 3.1 54
Show 11367-1357 GWP1623 34 111.9 54
Show 11349-1325 BRT2729 228 3.9 57
Show 11368-1221 KPP4375 BC 298 4.2 58
Show 11368-1221 BU 456 AB 162 1.2 58
Show 11368-1221 KPP4375 AC 290 3.7 58
Show 11394-1410 GWP1635 277 70.5 59
Show 11399-1428 BU 1078 52 8.3 78
Show 11436-1401 YSC 210 205 0.2 87
Show 11347-1200 TDS7935 238 1.2 93
Show 11397-1449 RST3749 188 1.0 99
Show 11445-1407 HU 232 105 0.8 101
Show 11381-1131 TDS7969 320 4.3 102
Show 11334-1428 RST3745 235 0.3 109
Show 11309-1310 BRT2728 271 3.0 115
Show 11355-1508 HU 463 34 1.1 126
Show 11332-1449 TDS7923 105 0.4 126
Show 11423-1513 RST3753 106 3.1 132
Show 11426-1523 J 1579 316 6.1 143
Show 11454-1128 RST3754 AB 126 0.4 144
Show 11454-1128 TDS8014 AC 237 38.3 144
Show 11456-1455 GWP1667 140 32.6 145
Show 11469-1151 KPP2740 BC 153 6.4 146
Show 11469-1151 NSN 116 AB 156 58.3 146
Show 11461-1133 GWP1671 153 15.9 148
Show 11360-1050 J 1577 AB 274 7.9 148
Show 11360-1050 J 1577 AC 84 19.9 148
Show 11471-1149 RST3756 AB 143 1.1 149
Show 11471-1149 LAF 45 AC 42 5.7 149
Show 11471-1149 LAF 45 AD 309 10.6 149
Show 11450-1116 KPP2741 20 1.5 149
Show 11343-1531 TOK 143 354 11.8 153
Show 11443-1524 GWP1657 255 58.9 156
Show 11441-1527 HDS1656 43 0.3 157
Show 11423-1544 LDS 357 256 66.4 161
Show 11401-1551 FOX 172 108 7.3 161
Show 11273-1309 LDS4101 28 1.6 167
Show 11425-1558 J 1578 22 9.0 176
Show 11272-1221 KUI 57 347 24.6 176
Show 11265-1259 WIS 185 153 761.3 178
Show 11262-1240 J 1575 301 8.4 185
Show 11308-1046 LDS4108 157 27.2 186
Show 11490-1119 GWP1681 359 112.2 190
Show 11479-1528 A 2380 40 0.1 191
Show 11514-1211 KUI 59 81 42.3 196
Show 11383-1629 GWP1627 150 14.6 197
Show 11520-1231 BRT2730 114 4.9 200
Show 11512-1435 UC 2221 221 46.1 201

 
 
WDS 11387-1312 : COMPONENTS
 
 
  A B
B pa=247.5°
sep=1.04"
 
C pa=174.3°
sep=92.18"
pa=173.6°
sep=91.88"
 
 
11387-1312 A
 
 
Name Iot Crt Coord arcsec 2000 113840.02-131207.0 Mag 5.6 Spectral class F7V (yellow-white)
PmRA 81.00 PmDE 116.0 SAO 156802 HIP 56802
Tycho2 5516-01578-1 HD 101198 HR 4488 GC 15977
BD BD-12 3466 Bayer Iota Crateris Bayer name Iot Flamsteed 24 Crateris
Flamsteed name 24 Crt
Tycho2
Tycho2 5516-01578-1 Pflag RAmdeg 174.66669625 DEmdeg -13.20197304
PmRA 83.1 PmDE 113.3 E RAmdeg 3 E DEmdeg 4
E pmRA 0.9 E pmDE 1.0 EpRAm 1991.53 EpDEm 1991.32
Num 16 Q RAmdeg 1.7 Q DEmdeg 1.8 Q pmRA 1.8
Q pmDE 1.6 BTmag 6.074 E BTmag 0.014 VTmag 5.540
E VTmag 0.009 Prox 999 TYC T HIP 56802
CCDM RAdeg 174.66650389 DEdeg -13.20223472 EpRA 1990 1.86
EpDE 1990 1.68 E RAdeg 3.2 E DEdeg 3.7 Posflg
Corr 0.4
SAO
SAO 156802 DelFlag RA1950 PmRA1950 0.006
DE1950 PmDE1950 0.114 Vmag 5.6 SpType G0
Double code Source 70 CatNum 15977 DM BD-12 3466
DMcomp BDsup HD 101198 M HD 0
GC 15977 RA1950rad 3.03742 DE1950rad -0.22560905 PmRA2000 0.0063
PmDE2000 0.12
Hipparcos
Catalog H HIP 56802 Proxy RAhms 11 38 39.96
DEdms -13 12 08.1 Vmag 5.48 VarFlag R Vmag H
RAdeg 174.666 DEdeg -13.2022 AstroRef Plx 37.06
CCDM 11387-1312 N CCDM I Nsys 1 Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 101198 BD BD-12 3466
CD CP Dm number -12 3466 VIred 0.58
SpType F7V R SpType Coord arcsec 2000 113839.96-131208.1
Hipparcos 2
HIP 56802 Sn 5 So 0 Nc 1
RArad 3.0485053033 DErad -0.2304227249 Plx 37.41 PmRA 99.52
PmDE 125.99 E RArad 0.25 E DErad 0.15 E Plx 0.3
E pmRA 0.22 E pmDE 0.14 Hpmag 5.5959 E Hpmag 0.0006
SHp 0.005 VA 0 BV 0.52 E BV 0.004
VI 0.59
CCDM
Ccdm 11387-1312 RComp Comp A Note1
Note2 Discov num DRAs -1.95 DDEs -6.7
R dRAs 10 Year Theta Rho
Obs 2 Vmag 5.6 Sp G0 PmNote *
PmRA 89 PmDE 114 Dm number -12 3466 Cat1 BD
Name2 156802 Cat2 SAO HD 101198 M HD
ADS BDS M ADS BDS N IDS IDS 11336S1239A
HIC 56802
 
 
11387-1312 B
 
 
Coord arcsec 2000 113839.95-131207.4 Mag 11 Calc delta mag 5.4 Calc coord yes
CCDM
Ccdm 11387-1312 RComp Comp B Note1
Note2 Discov num KUI 58 DRAs DDEs
R dRAs Year 1934 Theta 226 Rho 1.4
Obs 6 Vmag 11.0 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 11336S1239B
HIC 56802
 
 
11387-1312 C
 
 
Coord arcsec 2000 113840.65-131338.7 Mag 16.5 PmRA 97.00 PmDE 115.0
Calc delta mag 10.9 Calc coord yes