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Doubles in session


Current system
21210+0217
HEI 408 DE


Nearby doubles
19' : 21218+0202
STF2787AB

26' : 21199+0158
KPP 763

37' : 21214+0253
STT 435

43' : 21185+0236
OSO 144

45' : 21188+0245
BAL2051

45' : 21197+0256
CVR 893

51' : 21189+0252
HEI 407

51' : 21209+0307
BU 838

56' : 21182+0141
BAL1584

56' : 21242+0248
J 914

65' : 21234+0123
BAL1228

65' : 21251+0157
BAL1588

69' : 21255+0203
A 2289AB

72' : 21211+0104
BAL1227

76' : 21256+0248
J 1039

80' : 21211+0336
NSN 5

82' : 21242+0323
BAL2052

86' : 21243+0327
BAL2561

88' : 21173+0323
BAL2050

88' : 21192+0339
J 1721

94' : 21260+0312
BAL2053

95' : 21251+0330
FMR 163

98' : 21276+0204
J 2349

100' : 21243+0343
A 2288

108' : 21165-0054
TDT2876

109' : 21225+0403
UC 4462



Selections
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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.

21210+0217 HEI 408 DE

 
 
21h 21m 03.52s +02° 16' 51.7" P.A. 106.00 sep 54.5 mag 11.92,11.16
 
 
Coord 2000 21210+0217 Discov num HEI 408 Comp DE Coord arcsec 2000 21 21 03.52 +02 16 51.7
Date first 1909 Date last 2015 Obs 12
Pa first 105 Pa last 106 P.A. Now (θ) 106°
Sep first 52.5 Sep last 54.45 Sep. Now (ρ) 54.45"
Mag pri 11.92 Mag sec 11.16 delta mag (ΔM) 0.76 Spectral class
Pri motion ra +004 Sec motion ra +016
Pri motion dec +004 Sec motion dec -014
Notes N (See Notes)
rPM=1.018
This double is not physical.
 
 
21210+0217 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 21 20 58 +02 17 27 BAL 1586 Aa,Ab 1966 1 111 0.6 11.60 11.80 0.20
Show 21 20 58 +02 17 27 HEI 408 AB 2016 10 258 2.3 10.98 11.18 0.20
Show 21 20 58 +02 17 27 HEI 408 AC 2015 9 273 55.5 10.96 11.70 0.74
Show 21 20 58 +02 17 27 HEI 408 AD 2015 9 111 95.2 10.96 11.92 0.96
Show 21 21 04 +02 16 52 HEI 408 DE 2015 12 106 54.5 11.92 11.16 0.76 <===
Sextuple system
5 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Aquarius Tycho2 0532-00097-1 Gaia DR2 2692209509724401024
 
 
WDS 21210+0217 HEI 408 DE : NOTES
 
 
discov_num notes refcode
HEI 408 AB: TDT2913.
AC: (273@, 54.5") may be BAL 1586. A close pair reported Walker was Wak1966
not seen by Heintz. Hei1987a
 
 
REFERENCES
 
 
refcode metd author reference
Hei1987a M+ j Heintz, W.D. 1987ApJS...65..161H
Hei1987a +Po ApJS 65, 161, 1987
Wak1966 Ma j Walker, R.L. 1966PUSNO..18....1W
Wak1966 Pub. USNO 18, Pt.4, 1966
 
 
DISCOVERER
 
 
idgroup discov author
1 BAL Baillaud, R.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21210+0217 HEI 408 DE 2000 2 106 54.4 11.80 11.00 212103.52+021651.7
21210+0217 HEI 408 DE 2015 8 106 54.5 11.92 11.16 N 212103.52+021651.7

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

 
 
WDS 21210+0217 HEI 408 DE : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21210+0217 HEI 408 DE : MEASURES
 
 
No records found.

 
 
WDS 21210+0217 : VIRTUAL EYEPIECE
 
 

21210+0217 HEI 408A mag 10.98 21210+0217 BAL1586Ab sep 0.6 P.A. 111.20 mag 11.8 21210+0217 HEI 408B sep 2.3 P.A. 257.80 mag 11.18 21210+0217 HEI 408C sep 55.5 P.A. 272.80 mag 11.7 21210+0217 HEI 408D sep 94.7 P.A. 111.70 mag 11.92 21210+0217 HEI 408E sep 148.9 P.A. 109.60 mag 11.16 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 21210+0217 : ALADIN DSS IMAGE @ 21h 21m 03.52s +02° 16' 51.7"
 
 
 
 
WDS 21210+0217 HEI 408 DE : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21210+0217 HEI 408DE distance=1' 21210+0217 BAL1586Aa,Ab distance=2' 21210+0217 HEI 408AB distance=2' 21210+0217 HEI 408AC distance=2' 21210+0217 HEI 408AD distance=2' 21218+0202 STF2787AB distance=19' 21218+0202 STF2787AC distance=19' 21199+0158 KPP 763 distance=26' 21214+0253 STT 435 distance=37' 21185+0236 OSO 144 distance=43' 21188+0245 BAL2051 distance=45' 21197+0256 CVR 893 distance=45' 21189+0252 HEI 407 distance=51' 21209+0307 BU 838 distance=51' 21182+0141 BAL1584 distance=56' 21242+0248 J 914 distance=56' 21234+0123 BAL1228 distance=65' 21251+0157 BAL1588 distance=65' 21255+0203 A 2289AB distance=69' 21255+0203 STT 439AB,C distance=69' 21211+0104 BAL1227 distance=72' 21256+0248 J 1039 distance=76' 21211+0336 NSN 5 distance=80' 21242+0323 BAL2052 distance=82' 21243+0327 BAL2561 distance=86' 21173+0323 BAL2050 distance=88' 21192+0339 J 1721 distance=88' 21260+0312 BAL2053 distance=94' 21251+0330 FMR 163 distance=95' 21276+0204 J 2349 distance=98' 21243+0343 A 2288 distance=100' 21165-0054 TDT2876 distance=108' 21225+0403 UC 4462 distance=109' 21169+0347 UC 4426 distance=111' 21257+0051 GRV 464 distance=111' 21237+0034 A 886 distance=111' 21163+0052 BAL1226 distance=112' 21242+0036 ITF 219 distance=112' 21198+0026 WAA 50 distance=113' 21286+0237 BAL2054 distance=114' 21210+0022 RST5162 distance=115' 21267+0335 VOU 41 distance=116' 21232+0409 SKF2742 distance=117' 21161+0045 SLN 40 distance=118' 21179+0407 BAL2559 distance=120' 21166-0037 HDS3029 distance=121' 21266+0347 TDT2969 distance=123' 21188+0019 WSS 4 distance=123' 21279+0105 BAL1230 distance=125' 21130+0248 BU 1303 distance=125' 21147-0050 STF2775DE distance=129' 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 21210+0217 HEI 408 DE 106 54.5 1
Show 21210+0217 BAL1586 Aa,Ab 111 0.6 2
Show 21210+0217 HEI 408 AB 258 2.3 2
Show 21210+0217 HEI 408 AC 273 55.5 2
Show 21210+0217 HEI 408 AD 111 95.2 2
Show 21218+0202 STF2787 AB 20 22.6 19
Show 21218+0202 STF2787 AC 94 70.4 19
Show 21199+0158 KPP 763 174 6.6 26
Show 21214+0253 STT 435 239 0.7 37
Show 21185+0236 OSO 144 346 16.8 43
Show 21188+0245 BAL2051 166 2.6 45
Show 21197+0256 CVR 893 85 21.0 45
Show 21189+0252 HEI 407 62 0.2 51
Show 21209+0307 BU 838 156 1.6 51
Show 21182+0141 BAL1584 338 9.7 56
Show 21242+0248 J 914 1.8 56
Show 21234+0123 BAL1228 317 5.9 65
Show 21251+0157 BAL1588 134 17.2 65
Show 21255+0203 A 2289 AB 334 0.1 69
Show 21255+0203 STT 439 AB,C 222 14.6 69
Show 21211+0104 BAL1227 152 4.3 72
Show 21256+0248 J 1039 332 4.3 76
Show 21211+0336 NSN 5 65 7.5 80
Show 21242+0323 BAL2052 256 16.9 82
Show 21243+0327 BAL2561 288 20.5 86
Show 21173+0323 BAL2050 181 18.3 88
Show 21192+0339 J 1721 272 3.2 88
Show 21260+0312 BAL2053 93 19.9 94
Show 21251+0330 FMR 163 12 15.4 95
Show 21276+0204 J 2349 237 8.4 98
Show 21243+0343 A 2288 227 0.4 100
Show 21165-0054 TDT2876 105 0.6 108
Show 21225+0403 UC 4462 71 29.2 109
Show 21169+0347 UC 4426 251 27.3 111
Show 21257+0051 GRV 464 300 26.1 111
Show 21237+0034 A 886 349 4.8 111
Show 21163+0052 BAL1226 199 3.9 112
Show 21242+0036 ITF 219 270 2.6 112
Show 21198+0026 WAA 50 99 15.8 113
Show 21286+0237 BAL2054 121 18.1 114
Show 21210+0022 RST5162 21 0.4 115
Show 21267+0335 VOU 41 171 0.1 116
Show 21232+0409 SKF2742 104 1.4 117
Show 21161+0045 SLN 40 207 2.0 118
Show 21179+0407 BAL2559 283 3.9 120
Show 21166-0037 HDS3029 120 0.6 121
Show 21266+0347 TDT2969 155 0.5 123
Show 21188+0019 WSS 4 37 2.8 123
Show 21279+0105 BAL1230 274 11.9 125
Show 21130+0248 BU 1303 234 4.2 125
Show 21147-0050 STF2775 DE 125 74.5 129

 
 
WDS 21210+0217 : COMPONENTS
 
 
  A Ab B C D
Ab pa=111.2°
sep=0.55"
 
B pa=257.8°
sep=2.30"
pa=264.1°
sep=2.78"
 
C pa=272.8°
sep=55.49"
pa=273.0°
sep=56.01"
pa=273.4°
sep=53.27"
 
D pa=111.7°
sep=94.69"
pa=111.7°
sep=94.14"
pa=110.9°
sep=96.60"
pa=104.7°
sep=148.28"
 
E pa=109.6°
sep=148.93"
pa=109.6°
sep=148.38"
pa=109.2°
sep=150.89"
pa=105.1°
sep=202.68"
pa=106.0°
sep=54.41"
 
 
21210+0217 A
 
 
Coord arcsec 2000 212057.65+021726.7 Mag 10.98 PmRA -8.00 PmDE -2.0
Tycho2 0532-00766-1
Tycho2
Tycho2 0532-00766-1 Pflag RAmdeg 320.23954460 DEmdeg 2.29062221
PmRA -7.6 PmDE -2.0 E RAmdeg 50 E DEmdeg 62
E pmRA 1.5 E pmDE 1.6 EpRAm 1973.14 EpDEm 1960.27
Num 4 Q RAmdeg 1.1 Q DEmdeg 0.2 Q pmRA 1.1
Q pmDE 0.2 BTmag 11.739 E BTmag 0.109 VTmag 10.955
E VTmag 0.093 Prox 539 TYC HIP
CCDM RAdeg 320.23956194 DEdeg 2.29062694 EpRA 1990 1.81
EpDE 1990 1.54 E RAdeg 56.6 E DEdeg 78.6 Posflg
Corr -0.1
 
 
21210+0217 Ab
 
 
Coord arcsec 2000 212057.68+021726.5 Mag 11.8 Calc delta mag 0.2 Calc coord yes
 
 
21210+0217 B
 
 
Coord arcsec 2000 212057.50+021726.2 Mag 11.18 PmRA -14.00 PmDE 0.0
Calc delta mag 0.42 Calc coord yes
 
 
21210+0217 C
 
 
Coord arcsec 2000 212053.95+021729.4 Mag 11.7 PmRA -4.00 PmDE -17.0
Tycho2 0532-00216-1 Calc delta mag 0.1 Calc coord yes
Tycho2
Tycho2 0532-00216-1 Pflag RAmdeg 320.22458481 DEmdeg 2.29155867
PmRA -3.1 PmDE -19.2 E RAmdeg 52 E DEmdeg 40
E pmRA 1.6 E pmDE 1.6 EpRAm 1967.88 EpDEm 1972.30
Num 5 Q RAmdeg 0.7 Q DEmdeg 0.5 Q pmRA 0.8
Q pmDE 0.5 BTmag 12.837 E BTmag 0.344 VTmag 11.702
E VTmag 0.196 Prox 539 TYC HIP
CCDM RAdeg 320.22460972 DEdeg 2.29161639 EpRA 1990 1.79
EpDE 1990 1.53 E RAdeg 101.6 E DEdeg 138.7 Posflg
Corr 0.0
 
 
21210+0217 D
 
 
Coord arcsec 2000 212103.52+021651.7 Coord calc 212103.52+021651.7 Mag 11.92 PmRA 4.00
PmDE 4.0 Calc delta mag 0.32
 
 
21210+0217 E
 
 
Coord arcsec 2000 212107.01+021636.7 Mag 11.16 PmRA 16.00 PmDE -14.0
Tycho2 0532-00097-1 Calc delta mag 0.44 Calc coord yes
Tycho2
Tycho2 0532-00097-1 Pflag RAmdeg 320.27923741 DEmdeg 2.27687191
PmRA 16.8 PmDE -14.4 E RAmdeg 33 E DEmdeg 35
E pmRA 1.4 E pmDE 1.4 EpRAm 1978.86 EpDEm 1975.34
Num 5 Q RAmdeg 1.1 Q DEmdeg 1.2 Q pmRA 1.1
Q pmDE 1.2 BTmag 11.647 E BTmag 0.099 VTmag 10.958
E VTmag 0.088 Prox 999 TYC T HIP
CCDM RAdeg 320.27920861 DEdeg 2.27689306 EpRA 1990 1.77
EpDE 1990 1.59 E RAdeg 50.2 E DEdeg 68.1 Posflg
Corr 0.0