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Current system
12423-6117
TDS 8491
HD 311811


Nearby doubles
10' : 12436-6116
TOB 115

15' : 12410-6106
KPP 749

15' : 12413-6105
TOB 110

17' : 12425-6101
HDS1781AB

24' : 12449-6132
TDS8512

25' : 12433-6141
TDS8500

31' : 12456-6059
HJ 4547

32' : 12379-6118
KPP3874

34' : 12379-6129
TDS8462

40' : 12463-6050
B 1722

48' : 12419-6204
POM 10AB

50' : 12357-6130
TOB 96

52' : 12472-6040
DAM 581

52' : 12459-6033
JSP 917

52' : 12447-6028
TOB 117

53' : 12495-6109
TDS8540

57' : 12358-6150
RST4503

59' : 12342-6115
TDS8441

60' : 12456-6211
HDS1791

60' : 12452-6213
COO 140

61' : 12465-6025
TOB 121

62' : 12351-6150
TOB 95

63' : 12492-6040
HDS1797

67' : 12400-6013
HEI 513

67' : 12333-6103
TDS 669

68' : 12398-6014
JSP 546



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Neglected List I
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Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

12423-6117 TDS 8491 (HD 311811)

 
 
12h 42m 17.51s -61° 17' 11.7" P.A. 143.00 sep 7.5 mag 10.91,11.19 Sp A0
 
 
Coord 2000 12423-6117 Discov num TDS8491 Comp Coord arcsec 2000 12 42 17.51 -61 17 11.7
Date first 1924 Date last 2015 Obs 10
Pa first 143 Pa last 143.1 P.A. Now (θ) 143.1°
Sep first 7.6 Sep last 7.462 Sep. Now (ρ) 7.462"
Mag pri 10.91 Mag sec 11.19 delta mag (ΔM) 0.28 Spectral class A0 (white)
Pri motion ra -009 Sec motion ra +000
Pri motion dec -003 Sec motion dec -008
Notes N (See Notes)
rPM=1.085
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 311811 Constellation Crux Tycho2 8988-03124-1 Gaia DR2 6056269273119122176
HD 311811
 
 
WDS 12423-6117 TDS 8491 (HD 311811) : NOTES
 
 
discov_num notes refcode
TDS8491 TOB 113.
 
 
REFERENCES
 
 
refcode metd author reference
TDS Tycho Double Star (from additional DD list) ...................
TDT Tycho Double Star (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
12423-6117 TDS8491 2000 4 143 7.5 10.91 11.19 D 124217.51-611711.7
12423-6117 TDS8491 2015 7 143 7.5 10.91 11.19 N 124217.51-611711.7

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

 
 
WDS 12423-6117 TDS 8491 (HD 311811) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 12423-6117 TDS 8491 (HD 311811) : MEASURES
 
 
No records found.

 
 
WDS 12423-6117 (HD 311811) : VIRTUAL EYEPIECE
 
 

12423-6117 TDS8491A mag 10.91 Sp A0 12423-6117 TDS8491B sep 6.3 P.A. 160.20 mag 11.19 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 12423-6117 (HD 311811) : ALADIN DSS IMAGE @ 12h 42m 17.51s -61° 17' 11.7"
 
 
 
 
WDS 12423-6117 TDS 8491 (HD 311811) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

12423-6117 TDS8491 distance=0' 12436-6116 TOB 115 distance=10' 12410-6106 KPP 749 distance=15' 12413-6105 TOB 110 distance=15' 12425-6101 HDS1781AB distance=17' 12425-6101 KOU 14AC distance=17' 12449-6132 TDS8512 distance=24' 12433-6141 TDS8500 distance=25' 12456-6059 HJ 4547 distance=31' 12379-6118 KPP3874 distance=32' 12379-6129 TDS8462 distance=34' 12463-6050 B 1722 distance=40' 12419-6204 POM 10AB distance=48' 12419-6204 POM 10AC distance=48' 12357-6130 TOB 96 distance=50' 12472-6040 DAM 581 distance=52' 12459-6033 JSP 917 distance=52' 12447-6028 TOB 117 distance=52' 12495-6109 TDS8540 distance=53' 12358-6150 RST4503 distance=57' 12342-6115 TDS8441 distance=59' 12456-6211 HDS1791 distance=60' 12452-6213 COO 140 distance=60' 12465-6025 TOB 121 distance=61' 12351-6150 TOB 95 distance=62' 12492-6040 HDS1797 distance=63' 12400-6013 HEI 513 distance=67' 12333-6103 TDS 669 distance=67' 12398-6014 JSP 546 distance=68' 12406-6011 JSP 548 distance=68' 12485-6026 TDS8533 distance=69' 12332-6057 B 802 distance=70' 12504-6201 GAI9012AB distance=73' 12504-6201 GAI9012AC distance=73' 12506-6201 LDS 421AB distance=73' 12506-6201 LDS 421Aa,Ab distance=73' 12324-6143 TOB 90 distance=76' 12320-6107 TOB 87 distance=76' 12335-6200 TDS8434 distance=76' 12349-6024 TOB 93 distance=76' 12323-6144 TOB 89 distance=77' 12512-6036 TDS8561 distance=78' 12357-6016 JSP 542 distance=78' 12392-6003 JSP 545 distance=78' 12476-6010 B 804 distance=78' 12390-6232 RST4504 distance=79' 12521-6037 JSP 560 distance=81' 12530-6051 VVV 13 distance=82' 12310-6106 TDS8417 distance=83' 12520-6033 HEI 63 distance=84' 12307-6107 TDS8415 distance=85' 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 12423-6117 TDS8491 143 7.5
Show 12436-6116 TOB 115 130 19.3 10
Show 12410-6106 KPP 749 310 6.5 15
Show 12413-6105 TOB 110 89 14.9 15
Show 12425-6101 HDS1781 AB 76 0.4 17
Show 12425-6101 KOU 14 AC 213 5.1 17
Show 12449-6132 TDS8512 351 0.8 24
Show 12433-6141 TDS8500 164 0.6 25
Show 12456-6059 HJ 4547 2 29.7 31
Show 12379-6118 KPP3874 152 2.0 32
Show 12379-6129 TDS8462 228 1.9 34
Show 12463-6050 B 1722 235 0.1 40
Show 12419-6204 POM 10 AB 115 2.9 48
Show 12419-6204 POM 10 AC 155 3.9 48
Show 12357-6130 TOB 96 95 42.3 50
Show 12472-6040 DAM 581 75 5.8 52
Show 12459-6033 JSP 917 77 6.8 52
Show 12447-6028 TOB 117 327 33.5 52
Show 12495-6109 TDS8540 358 0.6 53
Show 12358-6150 RST4503 123 0.1 57
Show 12342-6115 TDS8441 161 2.1 59
Show 12456-6211 HDS1791 152 0.1 60
Show 12452-6213 COO 140 97 4.8 60
Show 12465-6025 TOB 121 17 20.0 61
Show 12351-6150 TOB 95 71 38.1 62
Show 12492-6040 HDS1797 120 0.2 63
Show 12400-6013 HEI 513 168 0.8 67
Show 12333-6103 TDS 669 258 1.3 67
Show 12398-6014 JSP 546 219 0.3 68
Show 12406-6011 JSP 548 241 3.5 68
Show 12485-6026 TDS8533 284 9.9 69
Show 12332-6057 B 802 175 0.5 70
Show 12504-6201 GAI9012 AB 280 2.6 73
Show 12504-6201 GAI9012 AC 70 67.1 73
Show 12506-6201 LDS 421 AB 70 66.2 73
Show 12506-6201 LDS 421 Aa,Ab 278 2.5 73
Show 12324-6143 TOB 90 215 13.2 76
Show 12320-6107 TOB 87 211 21.9 76
Show 12335-6200 TDS8434 306 2.4 76
Show 12349-6024 TOB 93 29 23.8 76
Show 12323-6144 TOB 89 226 44.3 77
Show 12512-6036 TDS8561 234 8.3 78
Show 12357-6016 JSP 542 45 2.1 78
Show 12392-6003 JSP 545 328 2.5 78
Show 12476-6010 B 804 0.7 78
Show 12390-6232 RST4504 75 0.6 79
Show 12521-6037 JSP 560 228 1.0 81
Show 12530-6051 VVV 13 164 1.9 82
Show 12310-6106 TDS8417 56 0.6 83
Show 12520-6033 HEI 63 8 0.1 84
Show 12307-6107 TDS8415 341 0.6 85

 
 
WDS 12423-6117 : COMPONENTS
 
 
  A
B pa=160.2°
sep=6.34"
 
 
12423-6117 A
 
 
Componente originario normalizzato AB Name HD 311811 Coord arcsec 2000 124217.51-611711.7 Mag 10.91
Spectral class A0 (white) PmRA -9.00 PmDE -3.0 Tycho2 8988-03124-1
HD 311811
Tycho2
Tycho2 8988-03124-1 Pflag RAmdeg 190.57293855 DEmdeg -61.28658803
PmRA -3.8 PmDE -2.8 E RAmdeg 34 E DEmdeg 33
E pmRA 4.3 E pmDE 4.0 EpRAm 1990.66 EpDEm 1990.71
Num 3 Q RAmdeg 0.1 Q DEmdeg 0.0 Q pmRA 0.1
Q pmDE 0.0 BTmag 11.182 E BTmag 0.049 VTmag 10.915
E VTmag 0.058 Prox 75 TYC T HIP
CCDM RAdeg 190.57295722 DEdeg -61.28658167 EpRA 1990 1.58
EpDE 1990 1.68 E RAdeg 34.1 E DEdeg 32.8 Posflg
Corr -0.1
 
 
12423-6117 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 124217.81-611717.7 Mag 11.19 PmRA 0.00
PmDE -8.0 Tycho2 8988-03124-2 Calc delta mag 0.28 Calc coord yes
Tycho2
Tycho2 8988-03124-2 Pflag RAmdeg 190.57548317 DEmdeg -61.28825602
PmRA -6.6 PmDE -2.6 E RAmdeg 42 E DEmdeg 41
E pmRA 6.3 E pmDE 5.9 EpRAm 1990.94 EpDEm 1990.92
Num 2 Q RAmdeg Q DEmdeg Q pmRA
Q pmDE BTmag 11.563 E BTmag 0.063 VTmag 11.192
E VTmag 0.072 Prox 75 TYC T HIP
CCDM RAdeg 190.57551556 DEdeg -61.28825000 EpRA 1990 1.59
EpDE 1990 1.65 E RAdeg 41.9 E DEdeg 41.3 Posflg
Corr -0.1