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Current system
16128+2640
STF 2022
HD 145976


Nearby doubles
14' : 16122+2629
TDS9793

16' : 16124+2626
HO 551

18' : 16126+2623
COU 485

19' : 16123+2657
GRV 926

26' : 16136+2618
RAO 346

42' : 16107+2610
TDS9784

46' : 16096+2658
HDS2282

64' : 16144+2740
AZC 96

82' : 16149+2757
KPP2394

87' : 16119+2514
UC 3133

88' : 16181+2551
STF2035

88' : 16063+2633
TDS9754

94' : 16194+2708
TDS9838

95' : 16198+2647
A 225

100' : 16192+2553
COU 412AB

106' : 16199+2728
TDS9841

116' : 16213+2653
GOM 29

117' : 16089+2456
HO 550

124' : 16138+2437
POU3217

124' : 16135+2844
CBL 62AB

125' : 16138+2844
STF2029

128' : 16038+2723
TDS9744

131' : 16033+2611
CVR 810

131' : 16134+2431
POU3216

133' : 16226+2624
BRT3311

134' : 16215+2744
AZC 98



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.

16128+2640 STF 2022 (HD 145976)

 
 
16h 12m 45.46s +26° 40' 14.0" P.A. 153.00 sep 2.5 mag 6.54,10.03 Sp F2V dist. 73.26 pc (238.97 l.y.)
 
 
Coord 2000 16128+2640 Discov num STF2022 Comp Coord arcsec 2000 16 12 45.46 +26 40 14.0
Date first 1830 Date last 2018 Obs 77
Pa first 130 Pa last 153.2 P.A. Now (θ) 153.2°
Sep first 2.8 Sep last 2.49 Sep. Now (ρ) 2.49"
Mag pri 6.54 Mag sec 10.03 delta mag (ΔM) 3.49 Spectral class F2V (yellow-white)
Pri motion ra +059 Sec motion ra +069
Pri motion dec -038 Sec motion dec -032
Notes
rPM=0.153 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 145976 Constellation Corona Borealis SAO 84247 HIP 79441
Tycho2 2050-00162-1 Gaia DR2 1315697535309853696 HD 145976 HR 6052
GC 21811 ADS 9966 BD BD+27 2603 Distance 73.26
Distance ly 238.97
 
 
WDS 16128+2640 STF 2022 (HD 145976) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
STFA (F. Struve DD - Appendix list #1) ...................
STFB (F. Struve DD - Appendix list #2) ...................
StF1833A Ma - Struve, F.G.W. 1833MmRAS...5...13H
StF1833A +Mc cited by Herschel (MemRAS 5, 13, 1833)
StF1833B Ma - Struve, F.G.W. 1833AN.....10..389B
StF1833B cited by Bessel (AN 10, 389, 1833)
StF1837 Ma - Struve, F.G.W. 1837AN.....14...249
StF1837 Stellarum duplicium et multiplicium mensurae micrometricae...
StF1837 (Dorpat, Academiae scientiarum caesareae petropolitaneifique), 1837
StF1844A Ma - Struve, F.G.W. 1844QB43.S66.......
StF1844A cited by Smyth (Cycle of Celestial Objects 2, 1844)
StF1852A Ma - Struve, F.G.W. .
StF1852A cited by Bishop (Bishop Obs. Astron. Observations 1852)
StF1865A Ma - Struve, F.G.W. 1865AN.....64...81E
StF1865A cited by Engelmann (AN 64, 81, #1518, 1865)
StF1875A Ma - Struve, F.G.W. 1875AN.....85..323D
StF1875A cited by Doberck, 1875 (see Dob1875b,f,g,h)
StF1878 Ma - Struve, F.G.W. .
StF1878 Pulkova Observations 9, 1878
StF1878B Ma - Struve, F.G.W. 1878Obs.....2..239G
StF1878B cited by Gledhill (Obs 2, 239, 1878)
StF1880A Ma - Struve, F.G.W. 1880Obs.....3..535G
StF1880A cited by Gledhill (Obs 3, 535, 1880)
StF1906A Ma - Struve, F.G.W. 1906QB821.B972.....
StF1906A cited in BDS (Burnham Double Star Cat.), 1906
StF1906B Ma - Struve, F.G.W. 1906MmRAS..56....1L
StF1906B cited by Lewis (MemRAS 56, 1, 1906)
StF1922A Ma - Struve, F.G.W. 1922AN....216...49R
StF1922A cited by Rabe (AN 216, 49, 1922)
StF1932A Ma - Struve, F.G.W. 1932QB821.A43......
StF1932A cited in ADS (Aitken Double Star Cat.), 1932
StF2002 - - Weis, J.
StF2002 F. G. W. Struve's double stars : the Dorpat catalogue; the Pulkovo catalogue
StF2002 USNO Library : QB 821 .S8 W49 2002
StF2022 - - email note from Jan Weis: 6 July 2022
StF9999 Ma - Struve, F.G.W. ...................
StF9999 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
16128+2640 STF2022 1998 72 151 2.3 6.54 10.03 F2V D 161245.46+264014.0
16128+2640 STF2022 2009 73 155 2.1 6.54 10.03 F2V D 161245.46+264014.0
16128+2640 STF2022 2011 74 153 2.2 6.54 10.03 F2V D 161245.46+264014.0
16128+2640 STF2022 2015 75 154 2.2 6.54 10.03 F2V 161245.46+264014.0
16128+2640 STF2022 2018 76 153 2.5 6.54 10.03 F2V 161245.46+264014.0

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

 
 
WDS 16128+2640 STF 2022 (HD 145976) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 16128+2640 STF 2022 (HD 145976) : MEASURES
 
 
No records found.

 
 
WDS 16128+2640 (HD 145976) : VIRTUAL EYEPIECE
 
 

16128+2640 STF2022A mag 6.54 Sp F2V 16128+2640 STF2022B sep 2.4 P.A. 155.70 mag 10.03 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 16128+2640 (HD 145976) : ALADIN DSS IMAGE @ 16h 12m 45.46s +26° 40' 14.0"
 
 
 
 
WDS 16128+2640 STF 2022 (HD 145976) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

16128+2640 STF2022 distance=0' 16122+2629 TDS9793 distance=14' 16124+2626 HO 551 distance=16' 16126+2623 COU 485 distance=18' 16123+2657 GRV 926 distance=19' 16136+2618 RAO 346 distance=26' 16107+2610 TDS9784 distance=42' 16096+2658 HDS2282 distance=46' 16144+2740 AZC 96 distance=64' 16149+2757 KPP2394 distance=82' 16119+2514 UC 3133 distance=87' 16181+2551 STF2035 distance=88' 16063+2633 TDS9754 distance=88' 16194+2708 TDS9838 distance=94' 16198+2647 A 225 distance=95' 16192+2553 COU 412AB distance=100' 16192+2553 GII 231Aa,Ab distance=100' 16199+2728 TDS9841 distance=106' 16213+2653 GOM 29 distance=116' 16089+2456 HO 550 distance=117' 16135+2844 KPP4387BC distance=124' 16138+2437 POU3217 distance=124' 16135+2844 CBL 62AB distance=124' 16135+2844 KPP4387AC distance=124' 16138+2844 STF2029 distance=125' 16038+2723 TDS9744 distance=128' 16033+2611 CVR 810 distance=131' 16134+2431 POU3216 distance=131' 16226+2624 BRT3311 distance=133' 16215+2744 AZC 98 distance=134' 16026+2637 HDS2262 distance=136' 16048+2514 HDS2270 distance=138' 16179+2441 POU3220 distance=138' 16025+2633 COU 618AB distance=138' 16025+2633 GII 227Aa,Ab distance=138' 16118+2903 GRV 925 distance=144' 16040+2515 TRN 1 distance=145' 16067+2849 TDS9759 distance=152' 16214+2502 TDS9856 distance=153' 16076+2900 STF2011AB distance=156' 16076+2900 GUI 16AC distance=156' 16011+2649 KPP3976 distance=156' 16218+2501 SLW1174 distance=158' 16167+2909 SHJ 223AB distance=158' 16167+2909 SHJ 223AC distance=158' 16167+2909 SHJ 223AD distance=158' 16167+2909 SHJ 223AE distance=158' 16167+2909 SHJ 223CD distance=160' 16167+2909 SHJ 223CE distance=160' 16243+2614 FYM 645AB distance=160' 16243+2614 FYM 645AC distance=160' 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 16128+2640 STF2022 153 2.5
Show 16122+2629 TDS9793 350 0.4 14
Show 16124+2626 HO 551 80 7.1 16
Show 16126+2623 COU 485 330 0.8 18
Show 16123+2657 GRV 926 44 24.8 19
Show 16136+2618 RAO 346 299 0.8 26
Show 16107+2610 TDS9784 220 0.5 42
Show 16096+2658 HDS2282 53 0.4 46
Show 16144+2740 AZC 96 40 38.3 64
Show 16149+2757 KPP2394 171 20.6 82
Show 16119+2514 UC 3133 121 37.6 87
Show 16181+2551 STF2035 36 2.7 88
Show 16063+2633 TDS9754 261 2.5 88
Show 16194+2708 TDS9838 238 0.5 94
Show 16198+2647 A 225 101 0.1 95
Show 16192+2553 COU 412 AB 83 0.9 100
Show 16192+2553 GII 231 Aa,Ab 292 0.4 100
Show 16199+2728 TDS9841 350 2.6 106
Show 16213+2653 GOM 29 160 239.5 116
Show 16089+2456 HO 550 298 17.2 117
Show 16135+2844 KPP4387 BC 58 26.3 124
Show 16138+2437 POU3217 261 6.3 124
Show 16135+2844 CBL 62 AB 252 26.2 124
Show 16135+2844 KPP4387 AC 335 8.3 124
Show 16138+2844 STF2029 187 6.0 125
Show 16038+2723 TDS9744 38 0.5 128
Show 16033+2611 CVR 810 6 15.7 131
Show 16134+2431 POU3216 294 14.3 131
Show 16226+2624 BRT3311 217 4.8 133
Show 16215+2744 AZC 98 161 38.4 134
Show 16026+2637 HDS2262 265 0.4 136
Show 16048+2514 HDS2270 8 27.5 138
Show 16179+2441 POU3220 179 11.5 138
Show 16025+2633 COU 618 AB 178 0.6 138
Show 16025+2633 GII 227 Aa,Ab 16 0.2 138
Show 16118+2903 GRV 925 224 50.0 144
Show 16040+2515 TRN 1 247 0.4 145
Show 16067+2849 TDS9759 67 0.5 152
Show 16214+2502 TDS9856 18 0.5 153
Show 16076+2900 STF2011 AB 67 2.7 156
Show 16076+2900 GUI 16 AC 350 117.0 156
Show 16011+2649 KPP3976 320 1.2 156
Show 16218+2501 SLW1174 335 138.5 158
Show 16167+2909 SHJ 223 AB 23 53.8 158
Show 16167+2909 SHJ 223 AC 21 87.5 158
Show 16167+2909 SHJ 223 AD 50 123.1 158
Show 16167+2909 SHJ 223 AE 15 76.6 158
Show 16167+2909 SHJ 223 CD 92 63.0 160
Show 16167+2909 SHJ 223 CE 235 13.7 160
Show 16243+2614 FYM 645 AB 128 9.8 160
Show 16243+2614 FYM 645 AC 238 9.4 160

 
 
WDS 16128+2640 : COMPONENTS
 
 
  A
B pa=155.7°
sep=2.44"
 
 
16128+2640 A
 
 
Componente originario normalizzato AB Name HD 145976 Coord arcsec 2000 161245.46+264014.0 Mag 6.54
Spectral class F2V (yellow-white) PmRA 59.00 PmDE -38.0 SAO 84247
HIP 79441 Tycho2 2050-00162-1 HD 145976 HR 6052
GC 21811 BD BD+27 2603
Tycho2
Tycho2 2050-00162-1 Pflag RAmdeg 243.18943426 DEmdeg 26.67056905
PmRA 58.8 PmDE -38.2 E RAmdeg 4 E DEmdeg 3
E pmRA 2.2 E pmDE 2.2 EpRAm 1991.86 EpDEm 1991.82
Num 4 Q RAmdeg 2.8 Q DEmdeg 1.3 Q pmRA 2.8
Q pmDE 1.3 BTmag 6.916 E BTmag 0.014 VTmag 6.537
E VTmag 0.009 Prox 23 TYC T HIP 79441
CCDM A RAdeg 243.18928611 DEdeg 26.67065556 EpRA 1990 1.90
EpDE 1990 1.84 E RAdeg 3.5 E DEdeg 3.3 Posflg P
Corr -0.3
SAO
SAO 84247 DelFlag RA1950 PmRA1950 0.0035
DE1950 PmDE1950 -0.027 Vmag 6.4 SpType F2
Double code Source 70 CatNum 21811 DM BD+27 2603
DMcomp BDsup HD 145976 M HD 0
GC 21811 RA1950rad 4.23543046 DE1950rad 0.46771006 PmRA2000 0.0036
PmDE2000 -0.025
Hipparcos
Catalog H HIP 79441 Proxy H RAhms 16 12 45.43
DEdms +26 40 14.4 Vmag 6.48 VarFlag R Vmag G
RAdeg 243.189 DEdeg 26.6707 AstroRef A Plx 13.68
CCDM 16128+2640 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 150 Rho 2.335 HD 145976 BD BD+27 2603
CD CP Dm number +27 2603 VIred 0.46
SpType F3V R SpType Coord arcsec 2000 161245.43+264014.4
Hipparcos 2
HIP 79441 Sn 15 So 3 Nc 2
RArad 4.2444535305 DErad 0.4654908319 Plx 13.65 PmRA 69.32
PmDE -32.18 E RArad 0.3 E DErad 0.39 E Plx 0.55
E pmRA 0.32 E pmDE 0.44 Hpmag 6.547 E Hpmag 0.0008
SHp 0.01 VA 0 BV 0.391 E BV 0.008
VI 0.46
CCDM
Ccdm 16128+2640 RComp Comp A Note1
Note2 Discov num DRAs -2.53 DDEs 13.9
R dRAs 10 Year Theta Rho
Obs 2 Vmag 6.4 Sp F2 PmNote *
PmRA 65 PmDE -36 Dm number +27 2603 Cat1 BD
Name2 +26 1564 Cat2 AGK2/3 HD 145976 M HD
ADS BDS A 9966 M ADS BDS N IDS IDS 16086N2656A
HIC 79441
 
 
16128+2640 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 161245.53+264011.8 Mag 10.03 PmRA 69.00
PmDE -32.0 Calc delta mag 3.49 Calc coord yes
CCDM
Ccdm 16128+2640 RComp Comp B Note1
Note2 Discov num STF2022 DRAs DDEs
R dRAs Year 1958 Theta 146 Rho 2.5
Obs 99 Vmag 10.0 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A 9966 M ADS BDS N IDS IDS 16086N2656B
HIC 79441