stampa
Login

Too lazy to login each time? Click on "Remember me" at login and forget about it!
Register here!


Search



Actions
Advanced Search
Go to Simbad
New report
New measure
Login


Computed Lists
Populars
Latest Populars
Doubles in session


Current system
21428-4247
DON 1015


Nearby doubles
39' : 21409-4319
SKF1100

41' : 21433-4327
HDS3095AB

47' : 21467-4228
DON1018

59' : 21399-4159
CRU9025

70' : 21446-4140
WIS 353

72' : 21375-4328
CPO 623

73' : 21388-4150
CRU9024

77' : 21419-4132
TDT3114

77' : 21421-4131
BRT1122

84' : 21459-4130
UC 4554AB

93' : 21435-4419
DON1016

99' : 21458-4113
SEE 457

100' : 21405-4111
CRU9026

102' : 21403-4424
DON1013

102' : 21492-4133
WTR 1

103' : 21497-4139
TSN 199

103' : 21519-4222
B 2898

106' : 21519-4325
SKF 381

106' : 21358-4400
UC 4504

107' : 21429-4100
KPP1166

107' : 21337-4213
TDT3032

109' : 21514-4153
CRU9027AB

110' : 21331-4311
UC 4495

110' : 21454-4432
BRT1123

114' : 21387-4103
CRU9023

116' : 21327-4318
DON1010



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.

21428-4247 DON 1015

 
 
21h 42m 50.60s -42° 46' 47.9" P.A. 340.00 sep 2.1 mag 10.10,14.50 Sp G8III
 
 
Coord 2000 21428-4247 Discov num DON1015 Comp Coord arcsec 2000 21 42 50.60 -42 46 47.9
Date first 1931 Date last 2016 Obs 5
Pa first 339 Pa last 340.3 P.A. Now (θ) 340.3°
Sep first 1.6 Sep last 2.06 Sep. Now (ρ) 2.06"
Mag pri 10.10 Mag sec 14.50 delta mag (ΔM) 4.4 Spectral class G8III (yellow)
Pri motion ra +001 Sec motion ra
Pri motion dec -002 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Grus SAO 230804 Tycho2 7989-00346-1 Gaia DR2 6566104121900378880
HD 206371 DM CP-43 9502
 
 
WDS 21428-4247 DON 1015 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Don1937 Ma j Donner, H.F. 1937MmRAS..65...51R
Don1937 MemRAS 65, 51, 1937
Don1955 Ma - Donner, H.F. 1955POMic..11....1R
Don1955 Pub. Univ. Michigan Obs. 11, 1, 1955
Don1964 Ma j Donner, H.F. 1964POMic...9...73R
Don1964 Pub. Univ. Michigan Obs. 9, 73, 1964
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21428-4247 DON1015 1946 3 340 1.6 10.10 14.50 G8III 214250.60-424647.9
21428-4247 DON1015 2015 4 340 2.1 10.10 14.50 G8III 214250.60-424647.9
21428-4247 DON1015 2016 5 340 2.1 10.10 14.50 G8III 214250.60-424647.9

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

 
 
WDS 21428-4247 DON 1015 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21428-4247 DON 1015 : MEASURES
 
 
No records found.

 
 
WDS 21428-4247 : VIRTUAL EYEPIECE
 
 

21428-4247 DON1015A mag 10.1 Sp G8III 21428-4247 DON1015B sep 2.0 P.A. 345.30 mag 14.5 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 21428-4247 : ALADIN DSS IMAGE @ 21h 42m 50.60s -42° 46' 47.9"
 
 
 
 
WDS 21428-4247 DON 1015 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21428-4247 DON1015 distance=0' 21409-4319 SKF1100 distance=39' 21433-4327 HDS3095AB distance=41' 21433-4327 HDS3095Ba,Bb distance=41' 21467-4228 DON1018 distance=47' 21399-4159 CRU9025 distance=59' 21446-4140 WIS 353 distance=70' 21375-4328 CPO 623 distance=72' 21388-4150 CRU9024 distance=73' 21419-4132 TDT3114 distance=77' 21421-4131 BRT1122 distance=77' 21459-4130 UC 4554AB distance=84' 21435-4419 DON1016 distance=93' 21458-4113 SEE 457 distance=99' 21405-4111 CRU9026 distance=100' 21403-4424 DON1013 distance=102' 21492-4133 WTR 1 distance=102' 21497-4139 TSN 199 distance=103' 21519-4222 B 2898 distance=103' 21519-4325 SKF 381 distance=106' 21358-4400 UC 4504 distance=106' 21429-4100 KPP1166 distance=107' 21337-4213 TDT3032 distance=107' 21514-4153 CRU9027AB distance=109' 21514-4153 CRU9027AC distance=109' 21331-4311 UC 4495 distance=110' 21454-4432 BRT1123 distance=110' 21387-4103 CRU9023 distance=114' 21327-4318 DON1010 distance=116' 21522-4151 TDT3206 distance=119' 21517-4140 CRU9028 distance=119' 21309-4234 DON1009 distance=133' 21434-4033 CPO 626 distance=135' 21428-4503 TDT3118 distance=137' 21332-4119 CRU 1AB distance=139' 21313-4152 TDT3006 distance=140' 21473-4034 SKF 380 distance=142' 21299-4243 TDT2997 distance=143' 21479-4500 I 1446 distance=144' 21345-4439 HU 1539 distance=145' 21550-4154 CPO 627 distance=145' 21364-4041 I 1444 distance=146' 21560-4234 HJ 5303 distance=147' 21509-4052 CRU 2AB distance=147' 21509-4052 CRU 2AC distance=147' 21367-4036 RST2181 distance=148' 21353-4044 CRU9022 distance=149' 21544-4410 CBL 185 distance=151' 21510-4452 RST5480 distance=154' 21338-4446 BRT1121 distance=156' 21555-4141 DON1019 distance=156' 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 21428-4247 DON1015 340 2.1
Show 21409-4319 SKF1100 114 5.7 39
Show 21433-4327 HDS3095 AB 210 0.4 41
Show 21433-4327 HDS3095 Ba,Bb 281 0.1 41
Show 21467-4228 DON1018 82 1.6 47
Show 21399-4159 CRU9025 123 42.5 59
Show 21446-4140 WIS 353 14 14.5 70
Show 21375-4328 CPO 623 76 5.3 72
Show 21388-4150 CRU9024 36 6.9 73
Show 21419-4132 TDT3114 268 0.4 77
Show 21421-4131 BRT1122 192 3.5 77
Show 21459-4130 UC 4554 AB 160 53.4 84
Show 21435-4419 DON1016 132 0.4 93
Show 21458-4113 SEE 457 234 12.0 99
Show 21405-4111 CRU9026 29 173.1 100
Show 21403-4424 DON1013 261 1.8 102
Show 21492-4133 WTR 1 126 2.7 102
Show 21497-4139 TSN 199 303 0.1 103
Show 21519-4222 B 2898 218 13.7 103
Show 21519-4325 SKF 381 32 5.6 106
Show 21358-4400 UC 4504 177 13.9 106
Show 21429-4100 KPP1166 354 9.1 107
Show 21337-4213 TDT3032 297 5.2 107
Show 21514-4153 CRU9027 AB 97 99.7 109
Show 21514-4153 CRU9027 AC 171 135.7 109
Show 21331-4311 UC 4495 33 48.1 110
Show 21454-4432 BRT1123 30 5.1 110
Show 21387-4103 CRU9023 197 185.1 114
Show 21327-4318 DON1010 181 0.8 116
Show 21522-4151 TDT3206 164 1.0 119
Show 21517-4140 CRU9028 175 104.1 119
Show 21309-4234 DON1009 244 0.5 133
Show 21434-4033 CPO 626 154 9.7 135
Show 21428-4503 TDT3118 291 0.5 137
Show 21332-4119 CRU 1 AB 63 5.9 139
Show 21313-4152 TDT3006 194 2.4 140
Show 21473-4034 SKF 380 247 7.6 142
Show 21299-4243 TDT2997 247 0.5 143
Show 21479-4500 I 1446 130 0.4 144
Show 21345-4439 HU 1539 82 1.3 145
Show 21550-4154 CPO 627 283 5.6 145
Show 21364-4041 I 1444 125 0.2 146
Show 21560-4234 HJ 5303 55 34.0 147
Show 21509-4052 CRU 2 AB 307 23.2 147
Show 21509-4052 CRU 2 AC 48 58.4 147
Show 21367-4036 RST2181 340 0.3 148
Show 21353-4044 CRU9022 118 62.9 149
Show 21544-4410 CBL 185 74 18.0 151
Show 21510-4452 RST5480 6 0.8 154
Show 21338-4446 BRT1121 149 3.9 156
Show 21555-4141 DON1019 136 0.8 156

 
 
WDS 21428-4247 : COMPONENTS
 
 
  A
B pa=345.3°
sep=2.01"
 
 
21428-4247 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 214250.60-424647.9 Mag 10.1 Spectral class G8III (yellow)
PmRA 1.00 PmDE -2.0 SAO 230804 Tycho2 7989-00346-1
HD 206371 DM CP-43 9502
Tycho2
Tycho2 7989-00346-1 Pflag RAmdeg 325.71086329 DEmdeg -42.77997799
PmRA 4.4 PmDE -5.6 E RAmdeg 14 E DEmdeg 20
E pmRA 1.2 E pmDE 1.2 EpRAm 1987.77 EpDEm 1983.14
Num 7 Q RAmdeg 0.8 Q DEmdeg 0.9 Q pmRA 0.7
Q pmDE 0.8 BTmag 11.323 E BTmag 0.046 VTmag 10.105
E VTmag 0.025 Prox 999 TYC T HIP
CCDM RAdeg 325.71084972 DEdeg -42.77996556 EpRA 1990 1.68
EpDE 1990 1.06 E RAdeg 14.5 E DEdeg 22.8 Posflg
Corr -0.1
SAO
SAO 230804 DelFlag RA1950 PmRA1950 -0.0009
DE1950 PmDE1950 0.002 Vmag 9.5 SpType K0
Double code Source 48 CatNum 19529 DM CP-43 9502
DMcomp BDsup HD 206371 M HD 0
GC RA1950rad 5.67096673 DE1950rad -0.7506475 PmRA2000 -0.0008
PmDE2000 -0.002
CCDM
Ccdm 21428-4247 RComp Comp A Note1
Note2 Discov num DRAs 2.40 DDEs 12.1
R dRAs 10 Year Theta Rho
Obs 2 Vmag 10.2 Sp K0 PmNote *
PmRA -10 PmDE 2 Dm number -4314667 Cat1 CD
Name2 230804 Cat2 SAO HD 206371 M HD
ADS BDS M ADS BDS N IDS IDS 21365S4314A
HIC
 
 
21428-4247 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 214250.55-424646.0 Mag 14.5 Calc delta mag 4.4
Calc coord yes
CCDM
Ccdm 21428-4247 RComp Comp B Note1
Note2 Discov num DON1015 DRAs DDEs
R dRAs Year 1931 Theta 340 Rho 1.6
Obs 2 Vmag 14.6 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 21365S4314B
HIC