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Doubles in session


Current system
21064-4123
SEE 437 AB


Nearby doubles
29' : 21090-4126
UC 4390

39' : 21090-4058
CRU9016AB

44' : 21050-4203
CPO 619

47' : 21104-4114
ARU 3

48' : 21091-4047
CPO 620AB

52' : 21038-4041
RSS 37

54' : 21050-4214
UC 4372

60' : 21028-4206
TDT2712

63' : 21009-4132
WIS 346

64' : 21008-4123
B 513

65' : 21121-4128
BVD 153

66' : 21007-4111
I 1049

72' : 21065-4012
WG 265

74' : 21125-4148
I 1436

74' : 21043-4233
DON 999

77' : 21114-4215
TSN 97

83' : 21103-4014
CRU9017

86' : 21086-4245
SYU 12

94' : 21122-4016
CRU9018AB

98' : 21107-3959
HDS3018

100' : 21071-3944
KPP2409

100' : 21015-4246
NSN 455

103' : 20573-4136
UC 4343

108' : 21144-4025
UC 4416

108' : 21022-4300
DUN 236

109' : 21099-4304
UC 4395



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.

21064-4123 SEE 437 AB

 
 
21h 06m 25.50s -41° 23' 09.4" P.A. 54.00 sep 43.8 mag 5.66,14.60 Sp K6/7V dist. 218.34 pc (712.23 l.y.)
 
 
Coord 2000 21064-4123 Discov num SEE 437 Comp AB Coord arcsec 2000 21 06 25.50 -41 23 09.4
Date first 1897 Date last 1999 Obs 3
Pa first 57 Pa last 54.4 P.A. Now (θ) 54.4°
Sep first 44.1 Sep last 43.79 Sep. Now (ρ) 43.79"
Mag pri 5.66 Mag sec 14.60 delta mag (ΔM) 8.94 Spectral class K6/7V (yellow-orange)
Pri motion ra +028 Sec motion ra +013
Pri motion dec -012 Sec motion dec +007
Notes N (See Notes)
rPM=0.795
Nature of this double is uncertain.
 
 
21064-4123 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 230523 21 06 26 -41 23 09 SEE 437 AB 1999 3 54 43.8 5.66 14.60 8.94 <===
Show Eta Mic 230523 21 06 26 -41 23 09 SEE 437 AC 2013 16 88 127.8 5.66 7.92 2.26
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Microscopium SAO 230523 HIP 104177 Tycho2 7973-01199-1
Gaia DR2 6581319743624477440 HD 200702 HR 8069 GC 29461
CD CD-4114379 CP CP-41 9552 Bayer Eta Microscopii Bayer name Eta Mic
FK5 3684 Distance 218.34 Distance ly 712.23 Bayer greek η Mic
 
 
WDS 21064-4123 SEE 437 AB : NOTES
 
 
discov_num notes refcode
SEE 437 eta Mic.
 
 
REFERENCES
 
 
refcode metd author reference
See1892 Ma - See, T.J.J. .
See1892 Beob. K. Sternw. Berlin, 6, 1, 1892
See1893 orb - See, T.J.J. 1893MNRAS..54..102S
See1893 MNRAS 54, 102, 1893
See1894 orb - See, T.J.J. 1894AN....138..373S
See1894 AN 138, 373, #3311, 1894
See1895a orb - See, T.J.J. 1895AJ.....15...33S
See1895a AJ 15, 33, 1895
See1895b orb - See, T.J.J. 1895AJ.....15...54S
See1895b AJ 15, 54, 1895
See1895c Ma - See, T.J.J. 1895AJ.....15...97S
See1895c AJ 15, 97, 1895
See1895d Ma - See, T.J.J. 1895AJ.....15..188S
See1895d AJ 15, 188, 1895
See1895f orb - See, T.J.J. 1895AN....138...25S
See1895f AN 138, 25, 1895
See1895g orb - See, T.J.J. 1895AJ.....16...18S
See1895g AJ 16, 18, 1895
See1896a Ma - See, T.J.J. 1896AN....142...43S
See1896a AN 142, 43, 1896
See1896b Ma j See, T.J.J. 1896AJ.....16..211S
See1896b AJ 16, 211, 1896
See1896c orb - See, T.J.J. 1896QB421.S5.......
See1896c Evolution of Stellar Systems, v1, 1896
See1896d Ma j See, T.J.J. 1896AJ.....17....1S
See1896d AJ 17, 1, 1896
See1897a Ma j See, T.J.J. 1897AJ.....17..180S
See1897a AJ 17, 180, 1897
See1897b Ma j See, T.J.J. 1897MNRAS..57..577S
See1897b +orb MNRAS 57, 577, 1897
See1897d - See, T.J.J. 1897AJ.....17...93S
See1897d AJ 17, 93, 1897
See1897e Ma j See, T.J.J. 1897AJ.....18...75S
See1897e AJ 18, 75, 1897
See1897f - See, T.J.J. 1897MNRAS..57..398S
See1897f MNRAS 57, 398, 1897 (data also in AN 146, 225, 1898) 1898AN....146..225S
See1897g - See, T.J.J. 1897MNRAS..58...15S
See1897g MNRAS 58, 15, 1897
See1897h - See, T.J.J. 1897AN....142...43S
See1897h AN 142, 43, #3387, 1897
See1897i Ma j See, T.J.J. 1897AN....143...59S
See1897i AN 143, 59, #3412, 1897
See1897j Ma j See, T.J.J. 1897AN....143..413S
See1897j AN 143, 413, #3432, 1897 (see also See1898b, See1898c) 1898AJ.....18..181S
See1897k orb - See, T.J.J. 1897AN....144..359S
See1897k AN 144, 359, #3455, 1897
See1897l Ma j See, T.J.J. 1897MNRAS..57..541S
See1897l MNRAS 57, 541, 1897 (some data also in See1898b, See1898c) 1898AJ.....18..181S
See1898a Ma - See, T.J.J. 1898AN....145..205S
See1898a AN 145, 205, 1898
See1898b Ma j See, T.J.J. 1898AJ.....18..181S
See1898b AJ 18, 181, 1898
See1898c Ma j See, T.J.J. 1898AN....146..225S
See1898c AN 146, 225, 1898
See1898d Ma - See, T.J.J. (measure by Boothroyd, S.L.) 1898AN....146..225S
See1898d AN 146, 225, 1898
See1898e Ma j See, T.J.J. 1898MNRAS..58..386S
See1898e MNRAS 58, 385, 1898
See1898f orb - See, T.J.J. 1898MNRAS..58..450S
See1898f MNRAS 58, 450, 1898
See1898g orb - See, T.J.J. 1898AJ.....19...57S
See1898g AJ 19, 57, 1898
See1900a - See, T.J.J. 1900AN....152...73S
See1900a AN 152, 73, #3629, 1900
See1900b orb - See, T.J.J. 1900AN....152...75S
See1900b AN 152, 75, #3629, 1900
See1900c Ma j See, T.J.J. 1900AN....152..179S
See1900c AN 152, 179, #3636, 1900
See1900d Ma j See, T.J.J. 1900AN....153...99S
See1900d AN 153, 99, #3654, 1900
See1900e Ma j See, T.J.J. 1900AN....152..329S
See1900e AN 152, 329, #3645, 1900
See1906A Ma - See, T.J.J. 1906MmRAS..56....1L
See1906A cited by Lewis (MemRAS 56, 1, 1906)
See1906B Ma - See, T.J.J. 1906QB821.B972.....
See1906B cited in BDS (Burnham Double Star Cat., 1906)
See1908a orb - See, T.J.J. 1908MNRAS..68..192S
See1908a MNRAS 68, 192, 1908
See1908b orb - See, T.J.J. 1908MNRAS..68..195S
See1908b MNRAS 68, 195, 1908
See1908c - See, T.J.J. 1908MNRAS..68..198S
See1908c MNRAS 68, 198, 1908
See1908d orb - See, T.J.J. 1908MNRAS..68..568S
See1908d MNRAS 68, 568, 1908
See1911 Ma j See, T.J.J. .
See1911 Pub. USNO 6, A117, 1911
See1927A Ma - See, T.J.J. 1927sdsc.book......
See1927A cited in SDS (Southern Double Star Cat.), 1927
See1932A Ma - See, T.J.J. 1932QB821.A43......
See1932A cited in ADS (Aitken Double Star Cat.), 1932
See9999 Ma - See, T.J.J. ...................
See9999 Unpublished, manuscript or reference not found.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21064-4123 SEE 437 AB 1999 2 54 43.8 5.66 14.60 K6/7V N D 210625.50-412309.4

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

 
 
WDS 21064-4123 SEE 437 AB : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21064-4123 SEE 437 AB : MEASURES
 
 
No records found.

 
 
WDS 21064-4123 : VIRTUAL EYEPIECE
 
 

21064-4123 SEE 437A mag 5.66 Sp K6/7V 21064-4123 SEE 437B sep 36.9 P.A. 46.30 mag 14.6 21064-4123 SEE 437C sep 96.0 P.A. 87.30 mag 7.92 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 21064-4123 : ALADIN DSS IMAGE @ 21h 06m 25.50s -41° 23' 09.4"
 
 
 
 
WDS 21064-4123 SEE 437 AB : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21064-4123 SEE 437AB distance=0' 21090-4126 UC 4390 distance=29' 21090-4058 CRU9016AB distance=39' 21090-4058 CRU9016AC distance=39' 21050-4203 CPO 619 distance=44' 21104-4114 ARU 3 distance=47' 21091-4047 CPO 620AB distance=48' 21038-4041 RSS 37 distance=52' 21050-4214 UC 4372 distance=54' 21028-4206 TDT2712 distance=60' 21009-4132 WIS 346 distance=63' 21008-4123 B 513 distance=64' 21121-4128 BVD 153 distance=65' 21007-4111 I 1049 distance=66' 21065-4012 WG 265 distance=72' 21125-4148 I 1436 distance=74' 21043-4233 DON 999 distance=74' 21114-4215 TSN 97 distance=77' 21103-4014 CRU9017 distance=83' 21086-4245 SYU 12 distance=86' 21122-4016 CRU9018AB distance=94' 21122-4016 CRU9018AC distance=94' 21122-4016 CRU9018AD distance=94' 21122-4016 CRU9018AE distance=94' 21122-4016 CRU9018AF distance=94' 21107-3959 HDS3018 distance=98' 21071-3944 KPP2409 distance=100' 21015-4246 NSN 455 distance=100' 20573-4136 UC 4343 distance=103' 21144-4025 UC 4416 distance=108' 21022-4300 DUN 236 distance=108' 21099-4304 UC 4395 distance=109' 21055-3933 TDT2734 distance=111' 21162-4041 CBL 182 distance=119' 21088-3927 CRU9015 distance=120' 21172-4118 RST4079 distance=122' 21175-4142 LIT 35 distance=127' 20561-4213 UC 4335 distance=127' 20552-4139 UC 4327 distance=127' 21174-4157 NSN 466 distance=128' 20556-4204 BRT1116 distance=129' 20552-4104 UC 4326 distance=129' 21186-4116 UC 4437 distance=138' 21142-3936 WG 267 distance=139' 20536-4153 BRT1115 distance=147' 21185-4225 RED 27 distance=148' 20561-3953 SKF1098 distance=149' 21050-4357 UC 4373 distance=155' 21156-3927 B 521BC distance=156' 21156-3927 HJ 5254A,BC distance=157' 21178-3945 TDT2890Ba,Bb distance=161' 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 21064-4123 SEE 437 AB 54 43.8
Show 21064-4123 SEE 437 AC 88 127.8
Show 21090-4126 UC 4390 217 35.3 29
Show 21090-4058 CRU9016 AB 82 117.7 39
Show 21090-4058 CRU9016 AC 24 137.2 39
Show 21050-4203 CPO 619 252 5.6 44
Show 21104-4114 ARU 3 142 0.2 47
Show 21091-4047 CPO 620 AB 347 20.1 48
Show 21038-4041 RSS 37 318 50.5 52
Show 21050-4214 UC 4372 12 13.9 54
Show 21028-4206 TDT2712 309 0.7 60
Show 21009-4132 WIS 346 6 999.9 63
Show 21008-4123 B 513 29 3.8 64
Show 21121-4128 BVD 153 132 44.1 65
Show 21007-4111 I 1049 346 1.3 66
Show 21065-4012 WG 265 64 10.0 72
Show 21125-4148 I 1436 276 0.5 74
Show 21043-4233 DON 999 263 4.6 74
Show 21114-4215 TSN 97 227 56.4 77
Show 21103-4014 CRU9017 303 25.0 83
Show 21086-4245 SYU 12 224 0.2 86
Show 21122-4016 CRU9018 AB 212 122.8 94
Show 21122-4016 CRU9018 AC 237 146.0 94
Show 21122-4016 CRU9018 AD 250 180.1 94
Show 21122-4016 CRU9018 AE 268 219.6 94
Show 21122-4016 CRU9018 AF 326 122.7 94
Show 21107-3959 HDS3018 189 0.8 98
Show 21071-3944 KPP2409 194 20.9 100
Show 21015-4246 NSN 455 189 2.5 100
Show 20573-4136 UC 4343 265 17.3 103
Show 21144-4025 UC 4416 140 12.5 108
Show 21022-4300 DUN 236 73 57.4 108
Show 21099-4304 UC 4395 141 61.2 109
Show 21055-3933 TDT2734 35 0.4 111
Show 21162-4041 CBL 182 152 31.3 119
Show 21088-3927 CRU9015 88 23.6 120
Show 21172-4118 RST4079 21 0.2 122
Show 21175-4142 LIT 35 248 10.5 127
Show 20561-4213 UC 4335 196 30.8 127
Show 20552-4139 UC 4327 96 77.2 127
Show 21174-4157 NSN 466 4 45.0 128
Show 20556-4204 BRT1116 138 4.5 129
Show 20552-4104 UC 4326 242 36.5 129
Show 21186-4116 UC 4437 295 32.3 138
Show 21142-3936 WG 267 318 10.0 139
Show 20536-4153 BRT1115 339 3.5 147
Show 21185-4225 RED 27 199 7.8 148
Show 20561-3953 SKF1098 225 6.9 149
Show 21050-4357 UC 4373 126 45.6 155
Show 21156-3927 B 521 BC 50 0.5 156
Show 21156-3927 HJ 5254 A,BC 191 57.8 157

 
 
WDS 21064-4123 : COMPONENTS
 
 
  A B
B pa=46.3°
sep=36.93"
 
C pa=87.3°
sep=95.96"
pa=106.9°
sep=72.27"
 
 
21064-4123 A
 
 
Coord arcsec 2000 210625.50-412309.4 Mag 5.66 Spectral class K6/7V (yellow-orange) PmRA 28.00
PmDE -12.0 SAO 230523 HIP 104177 Tycho2 7973-01199-1
HD 200702 HR 8069 GC 29461 CD CD-4114379
CP CP-41 9552 Bayer Eta Microscopii Bayer name Eta Mic FK5 3684
Tycho2
Tycho2 7973-01199-1 Pflag RAmdeg 316.60633189 DEmdeg -41.38596249
PmRA 27.7 PmDE -11.2 E RAmdeg 3 E DEmdeg 4
E pmRA 0.9 E pmDE 0.9 EpRAm 1991.69 EpDEm 1991.54
Num 16 Q RAmdeg 0.7 Q DEmdeg 0.8 Q pmRA 0.6
Q pmDE 0.7 BTmag 7.272 E BTmag 0.015 VTmag 5.660
E VTmag 0.009 Prox 999 TYC T HIP 104177
CCDM RAdeg 316.60624861 DEdeg -41.38593722 EpRA 1990 1.89
EpDE 1990 1.89 E RAdeg 3.4 E DEdeg 3.5 Posflg
Corr -0.4
SAO
SAO 230523 DelFlag RA1950 PmRA1950 0.0024
DE1950 PmDE1950 -0.013 Vmag 5.6 SpType K0
Double code Source 70 CatNum 29461 DM CD-4114379
DMcomp BDsup HD 200702 M HD 0
GC 29461 RA1950rad 5.5116556 DE1950rad -0.72582629 PmRA2000 0.0025
PmDE2000 -0.016
Hipparcos
Catalog H HIP 104177 Proxy RAhms 21 06 25.50
DEdms -41 23 09.4 Vmag 5.55 VarFlag R Vmag H
RAdeg 316.606 DEdeg -41.3859 AstroRef Plx 3.5
CCDM 21065-4123 N CCDM I Nsys 2 Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 200702 BD
CD CD-4114379 CP CP-41 9552 Dm number -4114379 VIred 1.31
SpType K3III R SpType Coord arcsec 2000 210625.50-412309.4
Hipparcos 2
HIP 104177 Sn 5 So 0 Nc 1
RArad 5.5258213058 DErad -0.7223208507 Plx 4.58 PmRA 28.01
PmDE -12 E RArad 0.26 E DErad 0.22 E Plx 0.35
E pmRA 0.27 E pmDE 0.2 Hpmag 5.6961 E Hpmag 0.0006
SHp 0.006 VA 0 BV 1.35 E BV 0.005
VI 1.32
 
 
21064-4123 B
 
 
Coord arcsec 2000 210627.87-412243.9 Mag 14.6 PmRA 13.00 PmDE 7.0
Calc delta mag 8.94 Calc coord yes
 
 
21064-4123 C
 
 
Coord arcsec 2000 210634.02-412304.9 Mag 7.92 PmRA 6.00 PmDE -36.0
SAO 230526 HIP 104195 Tycho2 7973-01200-1 HD 200733
GC 29467 CD CD-4114381 CP CP-41 9553 Calc delta mag 2.26
Calc coord yes
Tycho2
Tycho2 7973-01200-1 Pflag RAmdeg 316.65382266 DEmdeg -41.38461409
PmRA 7.5 PmDE -35.7 E RAmdeg 5 E DEmdeg 5
E pmRA 0.9 E pmDE 0.9 EpRAm 1991.14 EpDEm 1991.21
Num 14 Q RAmdeg 1.4 Q DEmdeg 1.0 Q pmRA 1.3
Q pmDE 1.1 BTmag 8.452 E BTmag 0.015 VTmag 7.917
E VTmag 0.011 Prox 999 TYC T HIP 104195
CCDM RAdeg 316.65379944 DEdeg -41.38453333 EpRA 1990 1.89
EpDE 1990 1.89 E RAdeg 5.1 E DEdeg 4.9 Posflg
Corr -0.5
SAO
SAO 230526 DelFlag RA1950 PmRA1950 0.0022
DE1950 PmDE1950 -0.052 Vmag 8.2 SpType F8
Double code Source 70 CatNum 29467 DM CD-4114381
DMcomp BDsup HD 200733 M HD 0
GC 29467 RA1950rad 5.51249981 DE1950rad -0.72580351 PmRA2000 0.0023
PmDE2000 -0.055
Hipparcos
Catalog H HIP 104195 Proxy RAhms 21 06 36.91
DEdms -41 23 04.3 Vmag 7.86 VarFlag R Vmag H
RAdeg 316.654 DEdeg -41.3845 AstroRef Plx 11
CCDM 21065-4123 N CCDM I Nsys 2 Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 200733 BD
CD CD-4114381 CP CP-41 9553 Dm number -4114381 VIred 0.59
SpType F6/F7V R SpType Coord arcsec 2000 210636.91-412304.3
Hipparcos 2
HIP 104195 Sn 5 So 0 Nc 1
RArad 5.5266513162 DErad -0.7222962452 Plx 11.16 PmRA 7.19
PmDE -36.37 E RArad 0.59 E DErad 0.48 E Plx 0.79
E pmRA 0.6 E pmDE 0.43 Hpmag 7.9744 E Hpmag 0.0011
SHp 0.01 VA 0 BV 0.519 E BV 0.015
VI 0.59