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Doubles in session


Current system
12298+2812
LDS 4218


Nearby doubles
24' : 12300+2835
LDS4220

26' : 12297+2837
HJ 3339

27' : 12283+2828
LDS4213

33' : 12287+2836
LDS1312

38' : 12326+2816
SDK 92AB

38' : 12269+2816
SMR 58

41' : 12305+2732
COU 594

47' : 12303+2858
LDS4222

48' : 12321+2847
SLW 733

56' : 12325+2855
LDS4225

59' : 12258+2836
LEP 132

64' : 12282+2712
CVR1437

66' : 12262+2728
LDS1307AB

75' : 12317+2701
STF1651

78' : 12272+2701
STF1643AB

80' : 12295+2931
BU 1324AB

81' : 12327+2922
LDS4226AB

82' : 12349+2727
YSC 99AB

83' : 12331+2921
LDS4228

84' : 12279+2931
SKF 489

85' : 12271+2655
UC 2341

91' : 12258+2658
SLE 896

91' : 12268+2650
LDS1308AB

93' : 12254+2700
SLE 895

93' : 12311+2641
LDS4223

97' : 12225+2827
SKF1475



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

12298+2812 LDS 4218

 
 
12h 29m 46.47s +28° 11' 22.4" P.A. 79.00 sep 154.3 mag 14.93,18.20
 
 
Coord 2000 12298+2812 Discov num LDS4218 Comp Coord arcsec 2000 12 29 46.47 +28 11 22.4
Date first 1960 Date last 2015 Obs 8
Pa first 79 Pa last 79 P.A. Now (θ) 79°
Sep first 155.0 Sep last 154.261 Sep. Now (ρ) 154.261"
Mag pri 14.93 Mag sec 18.20 delta mag (ΔM) 3.27 Spectral class
Pri motion ra -040 Sec motion ra -050
Pri motion dec +040 Sec motion dec +028
Notes
rPM=0.273 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Coma Berenices Gaia DR2 4009257584614705920
 
 
WDS 12298+2812 LDS 4218 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
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
12298+2812 LDS4218 2000 2 79 154.5 14.93 18.20 D 122946.47+281122.4
12298+2812 LDS4218 2010 3 79 154.3 14.93 18.20 122946.47+281122.4
12298+2812 LDS4218 2015 4 79 154.2 14.93 18.20 122946.47+281122.4

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

 
 
WDS 12298+2812 LDS 4218 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 12298+2812 LDS 4218 : MEASURES
 
 
No records found.

 
 
WDS 12298+2812 : VIRTUAL EYEPIECE
 
 

12298+2812 LDS4218A mag 14.93 12298+2812 LDS4218B sep 136.7 P.A. 77.60 mag 18.2 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 12298+2812 : ALADIN DSS IMAGE @ 12h 29m 46.47s +28° 11' 22.4"
 
 
 
 
WDS 12298+2812 LDS 4218 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

12298+2812 LDS4218 distance=0' 12300+2835 LDS4220 distance=24' 12297+2837 HJ 3339 distance=26' 12283+2828 LDS4213 distance=27' 12287+2836 LDS1312 distance=33' 12326+2816 SDK 92AB distance=38' 12326+2816 SKF1479BC distance=38' 12269+2816 SMR 58 distance=38' 12305+2732 COU 594 distance=41' 12303+2858 LDS4222 distance=47' 12321+2847 SLW 733 distance=48' 12325+2855 LDS4225 distance=56' 12258+2836 LEP 132 distance=59' 12282+2712 CVR1437 distance=64' 12262+2728 LDS1307AB distance=66' 12262+2728 LDS1307Aa,Ab distance=66' 12317+2701 STF1651 distance=75' 12272+2701 STF1643AB distance=78' 12272+2701 LEP 54AC distance=78' 12295+2931 BU 1324BC distance=80' 12295+2931 BU 1324AB distance=80' 12295+2931 BU 1324AC distance=80' 12327+2922 LDS4226AB distance=81' 12327+2922 LDS4226Aa,Ab distance=81' 12349+2727 YSC 99AB distance=82' 12349+2727 GII 189Aa,Ab distance=82' 12331+2921 LDS4228 distance=83' 12279+2931 SKF 489 distance=84' 12271+2655 UC 2341 distance=85' 12258+2658 SLE 896 distance=91' 12268+2650 LDS1308AB distance=91' 12254+2700 SLE 895 distance=93' 12311+2641 LDS4223 distance=93' 12225+2827 SKF1475 distance=97' 12340+2650 COU 595 distance=99' 12241+2706 SKF1014 distance=100' 12261+2645 GUR 30 distance=100' 12356+2917 LDS4231 distance=102' 12285+2953 ES 436 distance=103' 12251+2647 LNV 9 distance=105' 12223+2737 RAO 276 distance=106' 12219+2833 LDS1300 distance=106' 12285+2957 LDS4215 distance=107' 12381+2812 TDS8463 distance=110' 12264+2630 CVR1431 distance=112' 12311+2621 GUR 31 distance=112' 12219+2909 HJ 518 distance=113' 12218+2738 LDS1299 distance=113' 12358+2650 LDS4232 distance=115' 12290+3006 CVR1439 distance=116' 12266+2611 SLW 721 distance=128' 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 12298+2812 LDS4218 79 154.3
Show 12300+2835 LDS4220 229 107.5 24
Show 12297+2837 HJ 3339 157 19.9 26
Show 12283+2828 LDS4213 80 2.0 27
Show 12287+2836 LDS1312 297 125.0 33
Show 12326+2816 SDK 92 AB 140 11.9 38
Show 12326+2816 SKF1479 BC 266 2.0 38
Show 12269+2816 SMR 58 207 16.1 38
Show 12305+2732 COU 594 133 2.8 41
Show 12303+2858 LDS4222 222 10.8 47
Show 12321+2847 SLW 733 251 150.3 48
Show 12325+2855 LDS4225 204 16.4 56
Show 12258+2836 LEP 132 235 16.0 59
Show 12282+2712 CVR1437 313 3.4 64
Show 12262+2728 LDS1307 AB 232 47.7 66
Show 12262+2728 LDS1307 Aa,Ab 69 2.5 66
Show 12317+2701 STF1651 215 7.0 75
Show 12272+2701 STF1643 AB 3 2.8 78
Show 12272+2701 LEP 54 AC 261 221.4 78
Show 12295+2931 BU 1324 BC 180 74.2 80
Show 12295+2931 BU 1324 AB 224 2.4 80
Show 12295+2931 BU 1324 AC 181 75.8 80
Show 12327+2922 LDS4226 AB 275 31.8 81
Show 12327+2922 LDS4226 Aa,Ab 243 2.8 81
Show 12349+2727 YSC 99 AB 277 0.4 82
Show 12349+2727 GII 189 Aa,Ab 130 0.1 82
Show 12331+2921 LDS4228 303 3.9 83
Show 12279+2931 SKF 489 48 4.3 84
Show 12271+2655 UC 2341 356 30.4 85
Show 12258+2658 SLE 896 144 19.4 91
Show 12268+2650 LDS1308 AB 215 51.8 91
Show 12254+2700 SLE 895 39 20.9 93
Show 12311+2641 LDS4223 271 21.7 93
Show 12225+2827 SKF1475 294 1.9 97
Show 12340+2650 COU 595 182 1.0 99
Show 12241+2706 SKF1014 345 3.4 100
Show 12261+2645 GUR 30 166 1.1 100
Show 12356+2917 LDS4231 106 12.8 102
Show 12285+2953 ES 436 136 2.0 103
Show 12251+2647 LNV 9 7 3.5 105
Show 12223+2737 RAO 276 281 2.0 106
Show 12219+2833 LDS1300 99 62.1 106
Show 12285+2957 LDS4215 247 101.2 107
Show 12381+2812 TDS8463 129 1.3 110
Show 12264+2630 CVR1431 151 3.0 112
Show 12311+2621 GUR 31 22 2.2 112
Show 12219+2909 HJ 518 328 24.8 113
Show 12218+2738 LDS1299 207 12.9 113
Show 12358+2650 LDS4232 57 3.4 115
Show 12290+3006 CVR1439 131 3.7 116
Show 12266+2611 SLW 721 213 168.2 128

 
 
WDS 12298+2812 : COMPONENTS
 
 
  A
B pa=77.6°
sep=136.67"
 
 
12298+2812 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 122946.47+281122.4 Mag 14.93 PmRA -40.00
PmDE 40.0
 
 
12298+2812 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 122956.57+281151.8 Mag 18.2 PmRA -50.00
PmDE 28.0 Calc delta mag 3.27 Calc coord yes