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Doubles in session


Current system
22315-3221
EHR 18 AB


Nearby doubles
14' : 22313-3234
ALD 96

36' : 22300-3251
KPP3095

77' : 22366-3140
DUN 241

80' : 22310-3102
UC 4757

83' : 22299-3101
HDS3187

85' : 22277-3329
RSS 572

85' : 22249-3236
KPP2093

92' : 22330-3052
UC 4764

99' : 22302-3358
KPP 514

104' : 22290-3042
TDT3539

107' : 22380-3328
B 568

107' : 22289-3039
B 1399

113' : 22273-3400
TDT3529

117' : 22223-3227
LDS5947AB

118' : 22407-3230
I 1056

121' : 22345-3027
LDS2948

123' : 22274-3411
LDS 785

124' : 22233-3116
RST2197

126' : 22398-3330
RST3305

132' : 22259-3412
B 561

135' : 22229-3341
LDS4961

135' : 22419-3155
TOK 865

143' : 22375-3421
HJ 5347

143' : 22211-3126
HDS3166

148' : 22373-3429
KPP4281

151' : 22429-3138
STN 65



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.

22315-3221 EHR 18 AB

 
 
22h 31m 30.33s -32° 20' 45.9" P.A. 316.00 sep 9.5 mag 4.30,15.10 Sp A0V dist. 43.78 pc (142.81 l.y.)
 
 
Coord 2000 22315-3221 Discov num EHR  18 Comp AB Coord arcsec 2000 22 31 30.33 -32 20 45.9
Date first 2005 Date last 2008 Obs 3
Pa first 316 Pa last 315.9 P.A. Now (θ) 315.9°
Sep first 9.4 Sep last 9.522 Sep. Now (ρ) 9.522"
Mag pri 4.30 Mag sec 15.10 delta mag (ΔM) 10.8 Spectral class A0V (white)
Pri motion ra +060 Sec motion ra
Pri motion dec -019 Sec motion dec
Notes N U K (See Notes, Proper motion indicates non-physical, K-band or other infrared magnitudes)
Visually invisible, K-band or other infrared star : Summary line gives K-band or other infrared (>1 micron) magnitudes
This double is not physical.
 
 
22315-3221 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 213883 22 31 30 -32 20 46 EHR 18 AB 2008 3 316 9.5 4.30 15.10 10.80 <===
Show Bet PsA 213883 22 31 30 -32 20 46 PZ 7 AC 2016 40 172 30.4 4.28 7.12 2.84
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Piscis Austrinus SAO 213883 HIP 111188 Tycho2 7497-01511-1
Gaia DR2 6601750220152445440 HD 213398 HR 8576 GC 31459
CD CD-3217126 CP CP-32 6506 Bayer Beta Piscis Austrini Bayer name Bet PsA
Flamsteed 17 Piscis Austrini Flamsteed name 17 PsA FK5 1592 Distance 43.78
Distance ly 142.81 Bayer greek β PsA
 
 
WDS 22315-3221 EHR 18 AB : NOTES
 
 
discov_num notes refcode
EHR 18 Primary is bet PsA = 17 PsA. B component is background star. Ehr2010
PZ 7 AC: C is CD-32@17127.
 
 
REFERENCES
 
 
refcode metd author reference
Ehr2010 Ao j Ehrenreich, D., Lagrange, A.-M., Montagnier, G., Chauvin, G., Galland, F. 2010A&A...523A..73E
Ehr2010 Beuzit, J.-L., & Rameau. J.
Ehr2010 A&A 523, A73, 2010
 
 
DISCOVERER
 
 
idgroup discov author
1 PZ Piazzi, G.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
22315-3221 EHR 18 AB 2008 3 316 9.5 4.30 15.10 A0V NUDK 223130.33-322045.9

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

 
 
WDS 22315-3221 EHR 18 AB : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 22315-3221 EHR 18 AB : MEASURES
 
 
No records found.

 
 
WDS 22315-3221 : VIRTUAL EYEPIECE
 
 

22315-3221 EHR 18A mag 4.3 Sp A0V 22315-3221 EHR 18B sep 8.8 P.A. 320.70 mag 15.1 22315-3221 PZ 7C sep 30.3 P.A. 173.50 mag 7.12 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 22315-3221 : ALADIN DSS IMAGE @ 22h 31m 30.33s -32° 20' 45.9"
 
 
 
 
WDS 22315-3221 EHR 18 AB : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

22315-3221 EHR 18AB distance=0' 22313-3234 ALD 96 distance=14' 22300-3251 KPP3095 distance=36' 22366-3140 DUN 241 distance=77' 22310-3102 UC 4757 distance=80' 22299-3101 HDS3187 distance=83' 22277-3329 RSS 572 distance=85' 22249-3236 KPP2093 distance=85' 22330-3052 UC 4764 distance=92' 22302-3358 KPP 514 distance=99' 22290-3042 TDT3539 distance=104' 22380-3328 B 568 distance=107' 22289-3039 B 1399 distance=107' 22273-3400 TDT3529 distance=113' 22223-3227 LDS5947AB distance=117' 22407-3230 I 1056 distance=118' 22345-3027 LDS2948 distance=121' 22274-3411 LDS 785 distance=123' 22233-3116 RST2197 distance=124' 22398-3330 RST3305 distance=126' 22259-3412 B 561 distance=132' 22229-3341 LDS4961 distance=135' 22419-3155 TOK 865 distance=135' 22375-3421 HJ 5347 distance=143' 22211-3126 HDS3166 distance=143' 22373-3429 KPP4281 distance=148' 22429-3138 STN 65 distance=151' 22193-3142 B 1398 distance=160' 22274-3456 UC 4748 distance=164' 22187-3256 KPP 904 distance=166' 22432-3112 LDS2952 distance=168' 22234-3438 JSP 834 distance=171' 22405-3430 BRT1827 distance=172' 22220-3431 SHY 802BC distance=175' 22220-3431 B 557Aa,Ab distance=177' 22220-3431 SHY 805AB distance=177' 22302-2924 HDS3188 distance=178' 22450-3314 LDS 793 distance=179' 22170-3224 LDS5942 distance=185' 22368-3514 UC 4777 distance=186' 22456-3128 KPP1084BC distance=187' 22440-3034 UC 4797 distance=193' 22163-3253 RST2194 distance=195' 22228-2937 HDS3172 distance=199' 22200-3439 UC 4718 distance=200' 22384-2922 LDS2951 distance=201' 22242-3523 B 1017 distance=205' 22389-3527 BRT1826 distance=209' 22393-2912 DAM 641 distance=209' 22212-2940 LDS5945 distance=209' 22251-3534 UC 4739 distance=210' 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 22315-3221 PZ 7 AC 172 30.4
Show 22315-3221 EHR 18 AB 316 9.5
Show 22313-3234 ALD 96 158 2.1 14
Show 22300-3251 KPP3095 21 7.3 36
Show 22366-3140 DUN 241 31 93.1 77
Show 22310-3102 UC 4757 49 19.0 80
Show 22299-3101 HDS3187 194 0.2 83
Show 22277-3329 RSS 572 7 45.1 85
Show 22249-3236 KPP2093 22 16.9 85
Show 22330-3052 UC 4764 157 15.9 92
Show 22302-3358 KPP 514 122 3.9 99
Show 22290-3042 TDT3539 121 0.5 104
Show 22380-3328 B 568 308 5.5 107
Show 22289-3039 B 1399 156 4.9 107
Show 22273-3400 TDT3529 244 1.1 113
Show 22223-3227 LDS5947 AB 283 180.5 117
Show 22407-3230 I 1056 146 1.1 118
Show 22345-3027 LDS2948 9 261.1 121
Show 22274-3411 LDS 785 18 8.7 123
Show 22233-3116 RST2197 178 3.3 124
Show 22398-3330 RST3305 15 1.2 126
Show 22259-3412 B 561 194 0.9 132
Show 22229-3341 LDS4961 128 46.0 135
Show 22419-3155 TOK 865 329 0.1 135
Show 22375-3421 HJ 5347 350 11.1 143
Show 22211-3126 HDS3166 336 0.2 143
Show 22373-3429 KPP4281 328 39.0 148
Show 22429-3138 STN 65 31 2.8 151
Show 22193-3142 B 1398 154 3.8 160
Show 22274-3456 UC 4748 100 10.5 164
Show 22187-3256 KPP 904 202 7.5 166
Show 22432-3112 LDS2952 23 1.5 168
Show 22234-3438 JSP 834 37 0.9 171
Show 22405-3430 BRT1827 257 4.3 172
Show 22220-3431 SHY 802 BC 297 999.9 175
Show 22220-3431 B 557 Aa,Ab 9 0.1 177
Show 22220-3431 SHY 805 AB 37 141.9 177
Show 22302-2924 HDS3188 186 0.7 178
Show 22450-3314 LDS 793 133 35.8 179
Show 22170-3224 LDS5942 345 378.0 185
Show 22368-3514 UC 4777 319 17.3 186
Show 22456-3128 KPP1084 BC 1 8.6 187
Show 22440-3034 UC 4797 109 17.3 193
Show 22163-3253 RST2194 86 5.5 195
Show 22228-2937 HDS3172 344 0.1 199
Show 22200-3439 UC 4718 307 22.6 200
Show 22384-2922 LDS2951 137 14.6 201
Show 22242-3523 B 1017 95 0.9 205
Show 22389-3527 BRT1826 163 4.1 209
Show 22393-2912 DAM 641 65 8.6 209
Show 22212-2940 LDS5945 187 18.6 209

 
 
WDS 22315-3221 : COMPONENTS
 
 
  A B
B pa=320.7°
sep=8.84"
 
C pa=173.5°
sep=30.30"
pa=166.3°
sep=38.03"
 
 
22315-3221 A
 
 
Coord arcsec 2000 223130.33-322045.9 Mag 4.3 Spectral class A0V (white) PmRA 60.00
PmDE -19.0 SAO 213883 HIP 111188 Tycho2 7497-01511-1
HD 213398 HR 8576 GC 31459 CD CD-3217126
CP CP-32 6506 Bayer Beta Piscis Austrini Bayer name Bet Flamsteed 17 Piscis Austrini
Flamsteed name 17 PsA FK5 1592
Tycho2
Tycho2 7497-01511-1 Pflag RAmdeg 337.87637951 DEmdeg -32.34607797
PmRA 60.7 PmDE -20.7 E RAmdeg 3 E DEmdeg 3
E pmRA 0.7 E pmDE 0.7 EpRAm 1991.28 EpDEm 1991.40
Num 21 Q RAmdeg 0.7 Q DEmdeg 1.3 Q pmRA 0.7
Q pmDE 1.4 BTmag 4.312 E BTmag 0.014 VTmag 4.280
E VTmag 0.009 Prox 303 TYC T HIP 111188
CCDM RAdeg 337.87621250 DEdeg -32.34603028 EpRA 1990 1.62
EpDE 1990 1.66 E RAdeg 3.3 E DEdeg 3.4 Posflg
Corr -0.4
SAO
SAO 213883 DelFlag RA1950 PmRA1950 0.0053
DE1950 PmDE1950 -0.012 Vmag 4.4 SpType A0
Double code Source 74 CatNum 1592 DM CD-3217126
DMcomp BDsup HD 213398 M HD 0
GC 31459 RA1950rad 5.88467352 DE1950rad -0.56903106 PmRA2000 0.0053
PmDE2000 -0.016
Hipparcos
Catalog H HIP 111188 Proxy RAhms 22 31 30.29
DEdms -32 20 45.7 Vmag 4.29 VarFlag R Vmag H
RAdeg 337.876 DEdeg -32.346 AstroRef Plx 21.99
CCDM 22315-3221 N CCDM I Nsys 1 Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 213398 BD
CD CD-3217126 CP CP-32 6506 Dm number -3217126 VIred 0.03
SpType A1V R SpType Coord arcsec 2000 223130.29-322045.7
Hipparcos 2
HIP 111188 Sn 5 So 0 Nc 1
RArad 5.8970522677 DErad -0.5645446875 Plx 22.84 PmRA 59.12
PmDE -18.83 E RArad 0.16 E DErad 0.15 E Plx 0.21
E pmRA 0.17 E pmDE 0.14 Hpmag 4.3003 E Hpmag 0.0004
SHp 0.004 VA 0 BV 0.011 E BV 0.002
VI 0.03
CCDM
Ccdm 22315-3221 RComp Comp A Note1
Note2 Discov num DRAs 0.36 DDEs 14.5
R dRAs 10 Year Theta Rho
Obs 2 Vmag 4.4 Sp A0 PmNote *
PmRA 67 PmDE -12 Dm number -3217126 Cat1 CD
Name2 213883 Cat2 SAO HD 213398 M HD
ADS BDS M ADS BDS N IDS IDS 22258S3252A
HIC 111188
 
 
22315-3221 B
 
 
Coord arcsec 2000 223129.89-322039.1 Mag 15.1 Calc delta mag 10.8 Calc coord yes
CCDM
Ccdm 22315-3221 RComp Comp B Note1
Note2 Discov num PZ DRAs 0.66 DDEs -15.7
R dRAs 10 Year 1826 Theta 172 Rho 30.3
Obs 14 Vmag 7.9 Sp PmNote *
PmRA 56 PmDE -14 Dm number -3217127 Cat1 CD
Name2 213884 Cat2 SAO HD M HD
ADS BDS M ADS BDS N IDS IDS 22258S3252B
HIC
 
 
22315-3221 C
 
 
Coord arcsec 2000 223130.60-322116.0 Mag 7.12 PmRA 55.00 PmDE -20.0
Tycho2 7497-01512-1 Calc delta mag 2.82 Calc coord yes
Tycho2
Tycho2 7497-01512-1 Pflag RAmdeg 337.87769460 DEmdeg -32.35441705
PmRA 55.4 PmDE -20.3 E RAmdeg 5 E DEmdeg 5
E pmRA 1.7 E pmDE 1.4 EpRAm 1991.42 EpDEm 1991.23
Num 10 Q RAmdeg 1.4 Q DEmdeg 0.8 Q pmRA 1.3
Q pmDE 0.9 BTmag 7.846 E BTmag 0.016 VTmag 7.118
E VTmag 0.011 Prox 303 TYC T HIP
CCDM RAdeg 337.87754222 DEdeg -32.35436944 EpRA 1990 1.61
EpDE 1990 1.57 E RAdeg 5.2 E DEdeg 5.0 Posflg
Corr -0.3