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Doubles in session


Current system
16571+4903
BEM 23


Nearby doubles
30' : 16580+4931
CVR1684

33' : 16576+4935
COU1772

41' : 16535+4848
CVR 848

43' : 16589+4943
CBL 512

45' : 17009+4929
BEM 25

47' : 16573+4950
COU1771

51' : 16535+4829
SLW1198

58' : 17005+4817
ES 1090

72' : 16584+4753
HU 667

84' : 16589+4742
LDS4714

89' : 16521+4751
UC 224

90' : 16557+4735
KPP4017

90' : 16528+4745
KPP4016

93' : 16534+4739
TDS 841

100' : 16496+4758
GRV1257AB

101' : 16561+5044
LDS4708AB

102' : 16579+4722
A 1874AB

102' : 17002+5041
BEM 24

103' : 17055+4803
SDK 1

106' : 16533+4725
CHR 58

112' : 16547+5052
GRV1223

112' : 16458+4901
CVR1672

114' : 16528+5048
LDS4700

115' : 17088+4856
COU1774

117' : 17061+5021
TDT 213

118' : 16460+4948
COU1770



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Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

16571+4903 BEM 23

 
 
16h 57m 12.23s +49° 03' 17.6" P.A. 21.00 sep 24.8 mag 12.89,12.83
 
 
Coord 2000 16571+4903 Discov num BEM  23 Comp Coord arcsec 2000 16 57 12.23 +49 03 17.6
Date first 1931 Date last 2017 Obs 11
Pa first 23 Pa last 21.1 P.A. Now (θ) 21.1°
Sep first 25.2 Sep last 24.773 Sep. Now (ρ) 24.773"
Mag pri 12.89 Mag sec 12.83 delta mag (ΔM) 0.06 Spectral class
Pri motion ra +005 Sec motion ra +008
Pri motion dec -014 Sec motion dec -001
Notes
rPM=0.897
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Hercules Gaia DR2 1409151045805141120
 
 
WDS 16571+4903 BEM 23 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Bem1925 orb - Bemporad, A. .
Bem1925 Rend. R. Acad. Lincei 11, 315, 1925
Bem1932a Pa - Bemporad, A. .
Bem1932a Rend. R. Acad. Lincei 16, 10, 1932
Bem1932b Pa j Bemporad, A. 1932AN....244..353B
Bem1932b AN 244, 353, 1932
Bem1932c Pa j Bemporad, A. 1932AN....246...23B
Bem1932c AN 246, 23, 1932
Bem1933 Pa j Bemporad, A. 1933AN....248...29B
Bem1933 AN 248, 29, 1933
Bem1934 Pa - Bemporad, A. 1934AN....254...37B
Bem1934 AN 254, 37, 1934
Bem1938 Pa - Bemporad, A. .
Bem1938 Contr. Astrofis. Catania 42, 1938
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
16571+4903 BEM 23 1931 1 23 25.2 13.20 13.50
16571+4903 BEM 23 1998 2 22 24.9 12.80 12.90 D 165712.23+490317.6
16571+4903 BEM 23 2003 3 21 24.9 12.80 12.90 D 165712.23+490317.6
16571+4903 BEM 23 2010 4 22 24.9 12.89 12.83 165712.23+490317.6
16571+4903 BEM 23 2017 6 22 24.8 12.89 12.83 165712.23+490317.6

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

 
 
WDS 16571+4903 BEM 23 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 16571+4903 BEM 23 : MEASURES
 
 
No records found.

 
 
WDS 16571+4903 : VIRTUAL EYEPIECE
 
 

16571+4903 BEM 23A mag 12.89 16571+4903 BEM 23B sep 23.8 P.A. 14.20 mag 12.83 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 16571+4903 : ALADIN DSS IMAGE @ 16h 57m 12.23s +49° 03' 17.6"
 
 
 
 
WDS 16571+4903 BEM 23 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

16571+4903 BEM 23 distance=0' 16580+4931 CVR1684 distance=30' 16576+4935 COU1772 distance=33' 16535+4848 CVR 848 distance=41' 16589+4943 CBL 512 distance=43' 17009+4929 BEM 25 distance=45' 16573+4950 COU1771 distance=47' 16535+4829 SLW1198 distance=51' 17005+4817 ES 1090 distance=58' 16584+4753 HU 667 distance=72' 16589+4742 LDS4714 distance=84' 16521+4751 UC 224 distance=89' 16557+4735 KPP4017 distance=90' 16528+4745 KPP4016 distance=90' 16534+4739 TDS 841 distance=93' 16496+4758 GRV1257AB distance=100' 16561+5044 LDS4708AB distance=101' 16561+5044 LDS4708Aa,Ab distance=101' 16579+4722 STFA 32BC distance=102' 16579+4722 A 1874AB distance=102' 16579+4722 STFA 32AC distance=102' 16579+4722 A 1874AD distance=102' 17002+5041 BEM 24 distance=102' 17055+4803 SDK 1 distance=103' 16533+4725 CHR 58 distance=106' 16547+5052 GRV1223 distance=112' 16458+4901 CVR1672 distance=112' 16528+5048 LDS4700 distance=114' 17088+4856 COU1774 distance=115' 17061+5021 TDT 213 distance=117' 16460+4948 COU1770 distance=118' 17087+4945 STF2133 distance=120' 17082+4810 DAM 885 distance=121' 16465+4759 CTT 20EF distance=124' 16465+4759 CTT 20DE distance=124' 16465+4759 ES 1089AB distance=125' 16465+4759 ES 1089AC distance=125' 16465+4759 CTT 20AD distance=125' 16575+4658 A 1871 distance=126' 16461+5012 ES 969 distance=127' 17022+5103 JNN 112 distance=130' 16518+5103 ES 971AB distance=130' 16518+5103 ES 971BC distance=130' 16547+4655 FMR 128 distance=132' 16461+5021 SKF 244 distance=133' 16578+4650 A 1873 distance=134' 16575+4649 TDT 158 distance=134' 17086+5022 BEM 26 distance=137' 16544+4650 CVR 850 distance=137' 16523+4656 CVR 845 distance=137' 17053+5058 STE 13AB distance=139' 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 16571+4903 BEM 23 21 24.8
Show 16580+4931 CVR1684 169 4.0 30
Show 16576+4935 COU1772 89 0.3 33
Show 16535+4848 CVR 848 65 28.0 41
Show 16589+4943 CBL 512 54 23.2 43
Show 17009+4929 BEM 25 28 24.1 45
Show 16573+4950 COU1771 244 1.8 47
Show 16535+4829 SLW1198 78 49.6 51
Show 17005+4817 ES 1090 276 5.6 58
Show 16584+4753 HU 667 164 2.4 72
Show 16589+4742 LDS4714 25 12.9 84
Show 16521+4751 UC 224 272 11.7 89
Show 16557+4735 KPP4017 301 7.5 90
Show 16528+4745 KPP4016 24 2.1 90
Show 16534+4739 TDS 841 197 1.0 93
Show 16496+4758 GRV1257 AB 300 3.2 100
Show 16561+5044 LDS4708 AB 288 276.2 101
Show 16561+5044 LDS4708 Aa,Ab 195 3.1 101
Show 16579+4722 STFA 32 BC 261 117.2 102
Show 16579+4722 A 1874 AB 64 5.0 102
Show 16579+4722 STFA 32 AC 262 112.4 102
Show 16579+4722 A 1874 AD 246 25.9 102
Show 17002+5041 BEM 24 196 32.4 102
Show 17055+4803 SDK 1 112 5.6 103
Show 16533+4725 CHR 58 132 0.2 106
Show 16547+5052 GRV1223 64 18.2 112
Show 16458+4901 CVR1672 90 3.1 112
Show 16528+5048 LDS4700 243 11.6 114
Show 17088+4856 COU1774 101 0.6 115
Show 17061+5021 TDT 213 74 0.4 117
Show 16460+4948 COU1770 201 2.2 118
Show 17087+4945 STF2133 198 3.4 120
Show 17082+4810 DAM 885 25 5.2 121
Show 16465+4759 CTT 20 EF 34 34.5 124
Show 16465+4759 CTT 20 DE 126 27.2 124
Show 16465+4759 ES 1089 AB 150 11.8 125
Show 16465+4759 ES 1089 AC 29 32.4 125
Show 16465+4759 CTT 20 AD 127 71.1 125
Show 16575+4658 A 1871 34 2.5 126
Show 16461+5012 ES 969 238 2.8 127
Show 17022+5103 JNN 112 61 0.7 130
Show 16518+5103 ES 971 AB 43 45.7 130
Show 16518+5103 ES 971 BC 231 2.2 130
Show 16547+4655 FMR 128 222 9.1 132
Show 16461+5021 SKF 244 146 65.9 133
Show 16578+4650 A 1873 301 2.5 134
Show 16575+4649 TDT 158 5 0.6 134
Show 17086+5022 BEM 26 196 15.4 137
Show 16544+4650 CVR 850 191 18.9 137
Show 16523+4656 CVR 845 222 10.5 137
Show 17053+5058 STE 13 AB 297 5.0 139

 
 
WDS 16571+4903 : COMPONENTS
 
 
  A
B pa=14.2°
sep=23.84"
 
 
16571+4903 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 165712.23+490317.6 Mag 12.89 PmRA 5.00
PmDE -14.0
 
 
16571+4903 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 165712.82+490340.7 Mag 12.83 PmRA 8.00
PmDE -1.0 Calc delta mag 0.06 Calc coord yes