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Doubles in session


Current system
21121-4128
BVD 153
HD 201631


Nearby doubles
22' : 21125-4148
I 1436

23' : 21104-4114
ARU 3

36' : 21090-4126
UC 4390

47' : 21090-4058
CRU9016AB

48' : 21114-4215
TSN 97

54' : 21091-4047
CPO 620AB

58' : 21172-4118
RST4079

63' : 21175-4142
LIT 35

65' : 21064-4123
SEE 437AB

66' : 21174-4157
NSN 466

66' : 21162-4041
CBL 182

68' : 21144-4025
UC 4416

72' : 21122-4016
CRU9018AB

74' : 21186-4116
UC 4437

77' : 21103-4014
CRU9017

87' : 21086-4245
SYU 12

88' : 21050-4203
CPO 619

91' : 21185-4225
RED 27

91' : 21107-3959
HDS3018

93' : 21050-4214
UC 4372

100' : 21065-4012
WG 265

100' : 21099-4304
UC 4395

105' : 21208-4049
HDS3039

106' : 21038-4041
RSS 37

109' : 21043-4233
DON 999

111' : 21201-4233
KPP1331



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.

21121-4128 BVD 153 (HD 201631)

 
 
21h 12m 08.84s -41° 27' 50.4" P.A. 132.00 sep 44.1 mag 10.21,11.13 Sp F5V+F6V
 
 
Coord 2000 21121-4128 Discov num BVD 153 Comp Coord arcsec 2000 21 12 08.84 -41 27 50.4
Date first 1879 Date last 2016 Obs 11
Pa first 132 Pa last 131.6 P.A. Now (θ) 131.6°
Sep first 44.3 Sep last 44.064 Sep. Now (ρ) 44.064"
Mag pri 10.21 Mag sec 11.13 delta mag (ΔM) 0.92 Spectral class F5V+F6V (yellow-white/yellow-white)
Pri motion ra +061 Sec motion ra +063
Pri motion dec +012 Sec motion dec +016
Notes T (Parallax indicates physical)
rPM=0.069 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 201631 Constellation Microscopium Tycho2 7974-00946-1 Gaia DR2 6581459248459297408
HD 201631
 
 
WDS 21121-4128 BVD 153 (HD 201631) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Bvd2003 Ma j Benavides, R. ...................
Bvd2003 +Pa OAG Gen. Cat. 10,000 vis. double star meas. 1970-2003 (J2000.0), 2003
Bvd2003 +Z
Bvd2006 Pa j Benavides, R. (in Rica Romero, F.M.) 2006JDSO....2..118B
Bvd2006 +E2 JDSO 2, 118, 2006
Bvd2006b C u Benavides, R. 2006O&T....64...25B
Bvd2006b Obs. et Travaux 64, 25, 2006
Bvd2008a C u Benavides, R. ...................
Bvd2008a Astronomia, II Epoca No. 113, 64-65, 2008
Bvd2008b C u Benavides, R. ...................
Bvd2008b Astronomia, II Epoca No. 114, 64-65, 2008
Bvd2009 C u Benavides, R. 2009JDSO....5...43B
Bvd2009 +Pa JDSO 5, 43, 2009
Bvd2009 +Mb
Bvd2009b C u Benavides, R. 2009OED.....1....8B
Bvd2009b El Observador de Estrellas Dobles, Issue #1, 8, 2009
Bvd2009c C u Benavides, R. ...................
Bvd2009c Astronomia, II Epoca No. 115, 64-65, 2009
Bvd2009d C u Benavides, R. ...................
Bvd2009d Astronomia, II Epoca No. 116, 64-65, 2009
Bvd2009e Pa - Benavides, R. (in Rica Romero, F.M.) 2009JDSO....5...78B
Bvd2009e JDSO 5, 78, 2009
Bvd2009f C u Benavides, R. ...................
Bvd2009f Astronomia, II Epoca No. 120, 64-65, 2009
Bvd2009g C u Benavides, R. ...................
Bvd2009g Astronomia, II Epoca No. 121, 68-69, 2009
Bvd2009h C u Benavides, R. ...................
Bvd2009h Astronomia, II Epoca No. 123, 64-65, 2009
Bvd2009i C j Benavides, R. 2009OED.....3...32B
Bvd2009i El Observador de Estrellas Dobles, Issue #3, 32, 2009
Bvd2010 C u Benavides, R. ...................
Bvd2010 Astronomia, II Epoca No. 129, 64-65, 2010
Bvd2010b E+ u Benavides, R., Rica, F., Reina, E., Castellanos, J., Naves, R., Lahuerta, L., & . 2010JDSO....6...30B
Bvd2010b +C Lahuerta, S.
Bvd2010b +Ht JDSO 6, 30, 2010 (astrometry from CCD imaging, 2MASS, Tycho-2, AC2000, various
Bvd2010b +P+ DSS sources, including Palomar surveys and UK Schmidt survey)
Bvd2010c C u Benavides Palencia, Rafael ...................
Bvd2010c Astronomia, II Epoca No. 131, 64-65, 2010
Bvd2011 C j Benavides Palencia, Rafael 2011OED.....7...26B
Bvd2011 El Observador de Estrellas Dobles, Issue #7, 26, 2011
Bvd2011b C u Benavides Palencia, Rafael ...................
Bvd2011b Astronomia, II Epoca No. 148, 64-65, 2011
Bvd2011c C u Benavides Palencia, Rafael ...................
Bvd2011c Astronomia, II Epoca No. 150, 64-65, 2011
Bvd2012 C u Benavides Palencia, Rafael ...................
Bvd2012 Astronomia, II Epoca No. 152, 64-65, 2012
Bvd2012b C u Benavides Palencia, Rafael ...................
Bvd2012b Astronomia, II Epoca No. 154, 64-65, 2012
Bvd2012c C u Benavides Palencia, Rafael ...................
Bvd2012c Astronomia, II Epoca No. 155, 64-65, 2012
Bvd2012d E2 j Benavides Palencia, Rafael 2012OED.....9...42B
Bvd2012d El Observador de Estrellas Dobles, Issue #9, 42, 2012
Bvd2012e Al u Benavides Palencia, Rafael 2012OED.....9...91B
Bvd2012e +Cl El Observador de Estrellas Dobles, Issue #9, 91, 2012
Bvd2012f C u Benavides Palencia, Rafael ...................
Bvd2012f Astronomia, II Epoca No. 157-158, 72, 2012
Bvd2012g C u Benavides Palencia, Rafael ...................
Bvd2012g Astronomia, II Epoca No. 160, 64, 2012
Bvd2012h C u Benavides Palencia, Rafael ...................
Bvd2012h Astronomia, II Epoca No. 161, 48, 2012
Bvd2013 E2 j Benavides Palencia, Rafael 2013OED....11...27B
Bvd2013 El Observador de Estrellas Dobles, Issue #11, 27, 2013
Bvd2013b C u Benavides Palencia, Rafael ...................
Bvd2013b Astronomia, II Epoca No. 173, 71, 2013
Bvd2014a Cl u Benavides Palencia, Rafael 2014OED....12...21B
Bvd2014a El Observador de Estrellas Dobles, Issue #12, 21, 2014
Bvd2014b C j Benavides Palencia, Rafael ...................
Bvd2014b Astronomia, II Epoca No. 175, 65, 2014
Bvd2014c C u Benavides Palencia, Rafael ...................
Bvd2014c Astronomia, II Epoca No. 176, 65, 2014
Bvd2014d C u Benavides Palencia, Rafael ...................
Bvd2014d Astronomia, II Epoca No. 179, 64, 2014
Bvd2014e C u Benavides Palencia, Rafael ...................
Bvd2014e Astronomia, II Epoca No. 181-182, 71, 2014
Bvd2014f C u Benavides Palencia, Rafael ...................
Bvd2014f Astronomia, II Epoca No. 183, 64, 2014
Bvd2014g C u Benavides Palencia, Rafael ...................
Bvd2014g Astronomia, II Epoca No. 185, 62, 2014
Bvd2015a C u Benavides Palencia, Rafael ...................
Bvd2015a Astronomia, II Epoca No. 191, 62, 2015
Bvd2015b C u Benavides Palencia, Rafael ...................
Bvd2015b Astronomia, II Epoca No. 193-194, 70, 2015
Bvd2015c C u Benavides Palencia, Rafael ...................
Bvd2015c Astronomia, II Epoca No. 195, 62, 2015
Bvd2015d C u Benavides Palencia, Rafael ...................
Bvd2015d Astronomia, II Epoca No. 197, 62, 2015
Bvd2016a Cl u Benavides Palencia, Rafael 2016OED....16...50B
Bvd2016a El Observador de Estrellas Dobles, Issue #16, 50, 2016
Bvd2017a Cl u Benavides Palencia, Rafael 2017OED....19...10B
Bvd2017a El Observador de Estrellas Dobles, Issue #19, 10, 2017
Bvd2018a Cl u Benavides Palencia, Rafael 2018OED....21...19B
Bvd2018a El Observador de Estrellas Dobles, Issue #21, 19, 2018
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21121-4128 BVD 153 1991 2 132 44.2 10.21 11.13 F5V F6V V 211208.84-412750.4
21121-4128 BVD 153 1999 6 132 44.1 10.21 11.13 F5V F6V VD 211208.84-412750.4
21121-4128 BVD 153 2010 8 132 44.1 10.21 11.13 F5V+F6V V 211208.84-412750.4
21121-4128 BVD 153 2015 9 132 44.1 10.21 11.13 F5V+F6V V 211208.84-412750.4
21121-4128 BVD 153 2016 11 132 44.1 10.21 11.13 F5V+F6V T 211208.84-412750.4

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

 
 
WDS 21121-4128 BVD 153 (HD 201631) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21121-4128 BVD 153 (HD 201631) : MEASURES
 
 
No records found.

 
 
WDS 21121-4128 (HD 201631) : VIRTUAL EYEPIECE
 
 

21121-4128 BVD 153A mag 10.21 Sp F5V 21121-4128 BVD 153B sep 38.3 P.A. 139.80 mag 11.13 Sp F6V 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 21121-4128 (HD 201631) : ALADIN DSS IMAGE @ 21h 12m 08.84s -41° 27' 50.4"
 
 
 
 
WDS 21121-4128 BVD 153 (HD 201631) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21121-4128 BVD 153 distance=0' 21125-4148 I 1436 distance=22' 21104-4114 ARU 3 distance=23' 21090-4126 UC 4390 distance=36' 21090-4058 CRU9016AB distance=47' 21090-4058 CRU9016AC distance=47' 21114-4215 TSN 97 distance=48' 21091-4047 CPO 620AB distance=54' 21172-4118 RST4079 distance=58' 21175-4142 LIT 35 distance=63' 21064-4123 SEE 437AB distance=65' 21064-4123 SEE 437AC distance=65' 21174-4157 NSN 466 distance=66' 21162-4041 CBL 182 distance=66' 21144-4025 UC 4416 distance=68' 21122-4016 CRU9018AB distance=72' 21122-4016 CRU9018AC distance=72' 21122-4016 CRU9018AD distance=72' 21122-4016 CRU9018AE distance=72' 21122-4016 CRU9018AF distance=72' 21186-4116 UC 4437 distance=74' 21103-4014 CRU9017 distance=77' 21086-4245 SYU 12 distance=87' 21050-4203 CPO 619 distance=88' 21185-4225 RED 27 distance=91' 21107-3959 HDS3018 distance=91' 21050-4214 UC 4372 distance=93' 21065-4012 WG 265 distance=100' 21099-4304 UC 4395 distance=100' 21208-4049 HDS3039 distance=105' 21038-4041 RSS 37 distance=106' 21043-4233 DON 999 distance=109' 21201-4233 KPP1331 distance=111' 21028-4206 TDT2712 distance=112' 21142-3936 WG 267 distance=114' 21071-3944 KPP2409 distance=119' 21178-3945 TDT2890Ba,Bb distance=120' 21212-4235 TDT2915 distance=122' 21178-3945 CRU9019AB distance=122' 21178-3945 CRU9019AC distance=122' 21156-3927 B 521BC distance=126' 21234-4133 KPP3092 distance=127' 21009-4132 WIS 346 distance=127' 21088-3927 CRU9015 distance=127' 21156-3927 HJ 5254A,BC distance=127' 21008-4123 B 513 distance=128' 21213-4011 WG 270 distance=130' 21007-4111 I 1049 distance=131' 21146-4337 CPO 621 distance=133' 21055-3933 TDT2734 distance=138' 21244-4100 BU 766AB distance=142' 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 21121-4128 BVD 153 132 44.1
Show 21125-4148 I 1436 276 0.5 22
Show 21104-4114 ARU 3 142 0.2 23
Show 21090-4126 UC 4390 217 35.3 36
Show 21090-4058 CRU9016 AB 82 117.7 47
Show 21090-4058 CRU9016 AC 24 137.2 47
Show 21114-4215 TSN 97 227 56.4 48
Show 21091-4047 CPO 620 AB 347 20.1 54
Show 21172-4118 RST4079 21 0.2 58
Show 21175-4142 LIT 35 248 10.5 63
Show 21064-4123 SEE 437 AB 54 43.8 65
Show 21064-4123 SEE 437 AC 88 127.8 65
Show 21174-4157 NSN 466 4 45.0 66
Show 21162-4041 CBL 182 152 31.3 66
Show 21144-4025 UC 4416 140 12.5 68
Show 21122-4016 CRU9018 AB 212 122.8 72
Show 21122-4016 CRU9018 AC 237 146.0 72
Show 21122-4016 CRU9018 AD 250 180.1 72
Show 21122-4016 CRU9018 AE 268 219.6 72
Show 21122-4016 CRU9018 AF 326 122.7 72
Show 21186-4116 UC 4437 295 32.3 74
Show 21103-4014 CRU9017 303 25.0 77
Show 21086-4245 SYU 12 224 0.2 87
Show 21050-4203 CPO 619 252 5.6 88
Show 21185-4225 RED 27 199 7.8 91
Show 21107-3959 HDS3018 189 0.8 91
Show 21050-4214 UC 4372 12 13.9 93
Show 21065-4012 WG 265 64 10.0 100
Show 21099-4304 UC 4395 141 61.2 100
Show 21208-4049 HDS3039 13 0.2 105
Show 21038-4041 RSS 37 318 50.5 106
Show 21043-4233 DON 999 263 4.6 109
Show 21201-4233 KPP1331 324 10.1 111
Show 21028-4206 TDT2712 309 0.7 112
Show 21142-3936 WG 267 318 10.0 114
Show 21071-3944 KPP2409 194 20.9 119
Show 21178-3945 TDT2890 Ba,Bb 252 0.5 120
Show 21212-4235 TDT2915 61 0.4 122
Show 21178-3945 CRU9019 AB 230 117.1 122
Show 21178-3945 CRU9019 AC 62 62.8 122
Show 21156-3927 B 521 BC 50 0.5 126
Show 21234-4133 KPP3092 163 3.3 127
Show 21009-4132 WIS 346 6 999.9 127
Show 21088-3927 CRU9015 88 23.6 127
Show 21156-3927 HJ 5254 A,BC 191 57.8 127
Show 21008-4123 B 513 29 3.8 128
Show 21213-4011 WG 270 52 4.8 130
Show 21007-4111 I 1049 346 1.3 131
Show 21146-4337 CPO 621 23 3.6 133
Show 21055-3933 TDT2734 35 0.4 138
Show 21244-4100 BU 766 AB 169 0.3 142

 
 
WDS 21121-4128 : COMPONENTS
 
 
  A
B pa=139.8°
sep=38.28"
 
 
21121-4128 A
 
 
Componente originario normalizzato AB Name HD 201631 Coord arcsec 2000 211208.84-412750.4 Mag 10.21
Spectral class F5V (yellow-white) PmRA 61.00 PmDE 12.0 Tycho2 7974-00946-1
HD 201631
Tycho2
Tycho2 7974-00946-1 Pflag RAmdeg 318.03704656 DEmdeg -41.46397226
PmRA 64.7 PmDE 12.2 E RAmdeg 20 E DEmdeg 23
E pmRA 2.1 E pmDE 2.0 EpRAm 1990.75 EpDEm 1990.25
Num 3 Q RAmdeg 1.1 Q DEmdeg 0.5 Q pmRA 1.1
Q pmDE 0.5 BTmag 10.882 E BTmag 0.037 VTmag 10.357
E VTmag 0.032 Prox 441 TYC T HIP
CCDM RAdeg 318.03684944 DEdeg -41.46400000 EpRA 1990 1.80
EpDE 1990 1.79 E RAdeg 20.3 E DEdeg 22.5 Posflg
Corr -0.4
 
 
21121-4128 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 211211.04-412819.7 Mag 11.13 Spectral class F6V (yellow-white)
PmRA 63.00 PmDE 16.0 Tycho2 7974-00244-1 Calc delta mag 0.92
Calc coord yes
Tycho2
Tycho2 7974-00244-1 Pflag RAmdeg 318.04922110 DEmdeg -41.47214533
PmRA 60.9 PmDE 10.0 E RAmdeg 35 E DEmdeg 41
E pmRA 2.1 E pmDE 2.0 EpRAm 1988.55 EpDEm 1986.70
Num 3 Q RAmdeg 0.0 Q DEmdeg 0.7 Q pmRA 0.0
Q pmDE 0.7 BTmag 11.713 E BTmag 0.060 VTmag 11.176
E VTmag 0.063 Prox 441 TYC T HIP
CCDM RAdeg 318.04903611 DEdeg -41.47216833 EpRA 1990 1.81
EpDE 1990 1.76 E RAdeg 35.7 E DEdeg 41.6 Posflg
Corr -0.4