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Doubles in session


Current system
11228-0726
AHD 21


Nearby doubles
15' : 11238-0728
LDS4094

38' : 11250-0709
GWP1581

48' : 11255-0751
A 137

51' : 11194-0734
A 136

56' : 11197-0654
STF1530AB

65' : 11271-0736
SLW 601

70' : 11248-0829
TDS7844

74' : 11263-0636
GWP1586

79' : 11178-0751
LDS4080

86' : 11270-0824
GWP1587

88' : 11170-0708
BU 600AB

94' : 11286-0652
BRT 434

95' : 11244-0555
TOK 141AB

97' : 11284-0640
CVR1367

102' : 11281-0829
KPP 657

104' : 11158-0735
GWP1569

104' : 11168-0820
LDS4078

109' : 11273-0852
A 138

118' : 11186-0906
RST3736

121' : 11173-0856
HDS1610

121' : 11213-0527
KPP2064

124' : 11297-0619
A 7

129' : 11309-0643
STF3072

131' : 11269-0532
KPP 638

132' : 11315-0740
GWP1599

132' : 11209-0518
GWP1574



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.

11228-0726 AHD 21

 
 
11h 22m 45.02s -07° 26' 21.2" P.A. 38.00 sep 11.8 mag 9.60,10.60 Sp K2V+K8V
 
 
Coord 2000 11228-0726 Discov num AHD  21 Comp Coord arcsec 2000 11 22 45.02 -07 26 21.2
Date first 1907 Date last 2016 Obs 12
Pa first 38 Pa last 38.4 P.A. Now (θ) 38.4°
Sep first 11.4 Sep last 11.82 Sep. Now (ρ) 11.82"
Mag pri 9.60 Mag sec 10.60 delta mag (ΔM) 1 Spectral class K2V+K8V (yellow-orange/yellow-orange)
Pri motion ra +016 Sec motion ra +021
Pri motion dec -056 Sec motion dec -061
Notes
rPM=0.11 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Crater Gaia DR2 3783751980301620864
 
 
WDS 11228-0726 AHD 21 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Ahd2010 Mb u Ahad, A. ...................
Ahd2010 Webb Soc., Double Star Circ. 18, 2010
Ahd2011 Mb u Ahad, A. ...................
Ahd2011 +Pa Webb Soc., Double Star Circ. 19, 2011
Ahd2012 Mb u Ahad, A. ...................
Ahd2012 +P+ Webb Soc., Double Star Circ. 20, 2012
Ahd2012 +C
Ahd2012b Pa j Ahad, A. 2012JDSO....8..247A
Ahd2012b +P JDSO 8, 247, 2012
Ahd2012c Pa w Ahad, A. 2012JDSO....8..332A
Ahd2012c +P JDSO 8, 332, 2012
Ahd2013a Pa w Ahad, A. 2013JDSO....9..122A
Ahd2013a +C JDSO 9, 122, 2013
Ahd2013b C u Ahad, A. ...................
Ahd2013b Webb Soc., Double Star Circ. 21, 2013
Ahd2013c E2 w Ahad, A. 2013JDSO....9..173A
Ahd2013c JDSO 9, 173, 2013
Ahd2013d E2 u Ahad, A. 2013JDSO....9..247A
Ahd2013d +C JDSO 9, 247, 2013
Ahd2013e E2 w Ahad, A. 2013JDSO....9..274A
Ahd2013e +P JDSO 9, 274, 2013
Ahd2014a E2 j Ahad, A. 2014JDSO...10..122A
Ahd2014a +P JDSO 10, 122, 2014
Ahd2014b E2 u Ahad, A. 2014JDSO...10..134A
Ahd2014b JDSO 10, 134, 2014
Ahd2014d E2 u Ahad, A. ...................
Ahd2014d +Pp Webb Soc., Double Star Circ. 22, 2014
Ahd2014e E2 u Ahad, A. ...................
Ahd2014e Webb Soc., Double Star Circ. 22, 2014
Ahd2014f E2 u Ahad, A. 2014JDSO...10..254A
Ahd2014f JDSO 10, 254, 2014
Ahd2014g E2 - Ahad, A. 2014JDSO...10..311A
Ahd2014g +P JDSO 10, 311, 2014 (all data are also in Ahd2014c)
Ahd2014h E2 w Ahad, A. 2014JDSO...10..314A
Ahd2014h JDSO 10, 314, 2014
Ahd2015a E2 w Ahad, A. 2015JDSO...11...33A
Ahd2015a +C JDSO 11, 33, 2015
Ahd2015b C u Ahad, A. 2015JDSO...11...70A
Ahd2015b JDSO 11, 70, 2015
Ahd2015c C - Ahad, A. 2015JDSO...11...78A
Ahd2015c JDSO 11, 78, 2015
Ahd2015d C u Ahad, A. ...................
Ahd2015d Webb Soc., Double Star Circ. 23, 26, 2015
Ahd2015e C u Ahad, A. ...................
Ahd2015e Webb Soc., Double Star Circ. 23, 30, 2015
Ahd2016a C u Ahad, A. 2016JDSO...12..162A
Ahd2016a JDSO 12, 162, 2016
Ahd2016b C u Ahad, A. 2016JDSO...12..165A
Ahd2016b +E2 JDSO 12, 165, 2016
Ahd2016b +Pp
Ahd2016c C u Ahad, A. ...................
Ahd2016c Webb Soc., Double Star Circ. 24, 22, 2016
Ahd2020 Hg j Ahad, A. .
Ahd2020 Webb Soc., Double Star Circ. 28, 43, 2020
Ahd2020b C u Ahad, A. 2020JDSO...16..304A
Ahd2020b +E2 JDSO 16, 304, 2020
Ahd2020b +Pp
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
11228-0726 AHD 21 1997 1 39 11.8 9.60 10.60 K2V+K8V 112245.02-072621.2
11228-0726 AHD 21 2010 5 38 11.8 9.60 10.60 K2V+K8V 112245.02-072621.2
11228-0726 AHD 21 2015 8 38 11.8 9.60 10.60 K2V+K8V 112245.02-072621.2
11228-0726 AHD 21 2016 12 38 11.8 9.60 10.60 K2V+K8V 112245.02-072621.2

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

 
 
WDS 11228-0726 AHD 21 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 11228-0726 AHD 21 : MEASURES
 
 
No records found.

 
 
WDS 11228-0726 : VIRTUAL EYEPIECE
 
 

11228-0726 AHD 21A mag 9.6 Sp K2V 11228-0726 AHD 21B sep 11.8 P.A. 38.20 mag 10.6 Sp K8V 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 11228-0726 : ALADIN DSS IMAGE @ 11h 22m 45.02s -07° 26' 21.2"
 
 
 
 
WDS 11228-0726 AHD 21 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

11228-0726 AHD 21 distance=0' 11238-0728 LDS4094 distance=15' 11250-0709 GWP1581 distance=38' 11255-0751 A 137 distance=48' 11194-0734 A 136 distance=51' 11197-0654 STF1530AB distance=56' 11271-0736 SLW 601 distance=65' 11248-0829 TDS7844 distance=70' 11263-0636 GWP1586 distance=74' 11178-0751 LDS4080 distance=79' 11270-0824 GWP1587 distance=86' 11170-0708 BU 600AB distance=88' 11170-0708 BU 600AC distance=88' 11286-0652 BRT 434 distance=94' 11244-0555 TOK 141AB distance=95' 11244-0555 DEA 47AC distance=95' 11284-0640 CVR1367 distance=97' 11281-0829 KPP 657 distance=102' 11158-0735 GWP1569 distance=104' 11168-0820 LDS4078 distance=104' 11273-0852 A 138 distance=109' 11186-0906 RST3736 distance=118' 11173-0856 HDS1610 distance=121' 11213-0527 KPP2064 distance=121' 11297-0619 A 7 distance=124' 11309-0643 STF3072 distance=129' 11269-0532 KPP 638 distance=131' 11315-0740 GWP1599 distance=132' 11209-0518 GWP1574 distance=132' 11245-0938 J 2081 distance=133' 11133-0803 RST3734 distance=146' 11130-0720 LDS 340 distance=149' 11129-0656 RST3732 distance=151' 11324-0821 SKF 37 distance=153' 11317-0845 CBL 343 distance=155' 11125-0659 UC 2100 distance=155' 11186-0504 BRT 433 distance=156' 11333-0721 GWP1605 distance=157' 11168-0509 A 5AB distance=164' 11168-0509 A 5AC distance=164' 11260-0449 GWP1585 distance=165' 11237-0442 RST4475 distance=166' 11245-1011 GWP1578 distance=167' 11117-0656 LDS4072AB distance=169' 11117-0656 WNO 34AC distance=169' 11231-1020 OL 12 distance=175' 11336-0841 LDS4116AB distance=177' 11317-0529 GWP1600 distance=178' 11313-0522 CVR 617 distance=179' 11238-1025 BU 26 distance=180' 11170-0448 GWP1571 distance=181' 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 11228-0726 AHD 21 38 11.8
Show 11238-0728 LDS4094 306 15.6 15
Show 11250-0709 GWP1581 297 12.1 38
Show 11255-0751 A 137 99 0.5 48
Show 11194-0734 A 136 285 1.1 51
Show 11197-0654 STF1530 AB 313 7.6 56
Show 11271-0736 SLW 601 355 105.1 65
Show 11248-0829 TDS7844 320 16.0 70
Show 11263-0636 GWP1586 65 33.5 74
Show 11178-0751 LDS4080 276 150.9 79
Show 11270-0824 GWP1587 287 93.4 86
Show 11170-0708 BU 600 AB 211 1.3 88
Show 11170-0708 BU 600 AC 99 53.2 88
Show 11286-0652 BRT 434 29 4.7 94
Show 11244-0555 TOK 141 AB 190 17.4 95
Show 11244-0555 DEA 47 AC 44 37.2 95
Show 11284-0640 CVR1367 175 3.7 97
Show 11281-0829 KPP 657 272 5.9 102
Show 11158-0735 GWP1569 281 11.8 104
Show 11168-0820 LDS4078 52 102.3 104
Show 11273-0852 A 138 217 1.9 109
Show 11186-0906 RST3736 311 0.6 118
Show 11173-0856 HDS1610 43 0.9 121
Show 11213-0527 KPP2064 151 16.6 121
Show 11297-0619 A 7 134 0.2 124
Show 11309-0643 STF3072 331 10.0 129
Show 11269-0532 KPP 638 43 5.8 131
Show 11315-0740 GWP1599 77 24.3 132
Show 11209-0518 GWP1574 357 12.7 132
Show 11245-0938 J 2081 358 2.7 133
Show 11133-0803 RST3734 279 0.7 146
Show 11130-0720 LDS 340 108 13.6 149
Show 11129-0656 RST3732 232 1.8 151
Show 11324-0821 SKF 37 119 6.9 153
Show 11317-0845 CBL 343 184 25.6 155
Show 11125-0659 UC 2100 290 48.6 155
Show 11186-0504 BRT 433 134 2.1 156
Show 11333-0721 GWP1605 168 19.5 157
Show 11168-0509 A 5 AB 266 0.2 164
Show 11168-0509 A 5 AC 293 33.2 164
Show 11260-0449 GWP1585 205 22.2 165
Show 11237-0442 RST4475 131 0.6 166
Show 11245-1011 GWP1578 275 113.2 167
Show 11117-0656 LDS4072 AB 66 38.1 169
Show 11117-0656 WNO 34 AC 252 31.3 169
Show 11231-1020 OL 12 118 1.4 175
Show 11336-0841 LDS4116 AB 262 4.4 177
Show 11317-0529 GWP1600 277 121.9 178
Show 11313-0522 CVR 617 106 11.1 179
Show 11238-1025 BU 26 68 3.0 180
Show 11170-0448 GWP1571 47 19.4 181

 
 
WDS 11228-0726 : COMPONENTS
 
 
  A
B pa=38.2°
sep=11.78"
 
 
11228-0726 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 112245.02-072621.2 Mag 9.6 Spectral class K2V (yellow-orange)
PmRA 16.00 PmDE -56.0
 
 
11228-0726 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 112245.51-072611.9 Mag 10.6 Spectral class K8V (yellow-orange)
PmRA 21.00 PmDE -61.0 Calc delta mag 1 Calc coord yes