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Doubles in session


Current system
20066+1241
HJ 1477
HD 190868


Nearby doubles
10' : 20071+1247
BPM2006

11' : 20064+1249
J 3050

12' : 20073+1236
BPM2007

13' : 20065+1253
HJ 1476

13' : 20063+1229
BPM1999

16' : 20067+1256
BU 428

21' : 20051+1241
BPMA232

22' : 20070+1220
BRT1336

26' : 20048+1240
BPM1981

26' : 20053+1223
TDT1962

28' : 20047+1238
BPM1979

30' : 20049+1258
BPM1982

31' : 20066+1311
BPM2001

33' : 20045+1254
BPM1975

36' : 20089+1230
BPMA240

37' : 20087+1223
J 1338

38' : 20086+1218
GWP2924

38' : 20057+1317
TDT1969

40' : 20086+1307
BPM2022

40' : 20049+1208
J 1696

42' : 20046+1310
BPM1976

43' : 20093+1256
TDT2029

43' : 20040+1221
A 1194

43' : 20088+1308
HJ 1482

48' : 20078+1325
HDS2868

49' : 20064+1329
BPM2000



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.

20066+1241 HJ 1477 (HD 190868)

 
 
20h 06m 33.86s +12° 40' 53.9" P.A. 272.00 sep 21.9 mag 7.45,11.82 Sp K5 dist. 296.74 pc (967.97 l.y.)
 
 
Coord 2000 20066+1241 Discov num HJ 1477 Comp Coord arcsec 2000 20 06 33.86 +12 40 53.9
Date first 1828 Date last 2015 Obs 15
Pa first 265 Pa last 272.2 P.A. Now (θ) 272.2°
Sep first 12.0 Sep last 21.861 Sep. Now (ρ) 21.861"
Mag pri 7.45 Mag sec 11.82 delta mag (ΔM) 4.37 Spectral class K5 (yellow-orange)
Pri motion ra +018 Sec motion ra -006
Pri motion dec -009 Sec motion dec +003
Notes
rPM=1.333
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 190868 Constellation Aquila SAO 105697 HIP 99048
Tycho2 1080-02281-1 Gaia DR2 1806084604690905984 HD 190868 GC 27897
BD BD+12 4225 Distance 296.74 Distance ly 967.97
 
 
WDS 20066+1241 HJ 1477 (HD 190868) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
HJ_1826 Mb - Herschel, J.F.W. 1826MmRAS...2..459H
HJ_1826 MemRAS 2, 459, 1826
HJ_1829a Mb - Herschel, J.F.W. 1829MmRAS...3...47H
HJ_1829a MemRAS 3, 47, 1829
HJ_1829b Mb - Herschel, J.F.W. 1829MmRAS...3..177H
HJ_1829b MemRAS 3, 177, 1829
HJ_1831 Ma - Herschel, J.F.W. 1831MmRAS...4..331H
HJ_1831 +Mb MemRAS 4, part 2, 331, 1831
HJ_1833a Ma - Herschel, J.F.W. 1833MmRAS...5...13H
HJ_1833a +Mb MemRAS 5, 13, 1833
HJ_1833b orb - Herschel, J.F.W. 1833MmRAS...5..171H
HJ_1833b MemRAS 5, 171, 1833
HJ_1833c Mb - Herschel, J.F.W. 1833MmRAS...6....1H
HJ_1833c MemRAS 6, 1, 1833
HJ_1833d orb - Herschel, J.F.W. 1833MmRAS...6..149H
HJ_1833d MemRAS 6, 149, 1833
HJ_1835 Ma - Herschel, J.F.W. 1835MmRAS...8...37H
HJ_1835 +Mb MemRAS 8, 37, 1835
HJ_1836 Mb - Herschel, J.F.W. 1836MmRAS...9..193H
HJ_1836 MemRAS 9, 193, 1836
HJ_1847a Ma j Herschel, J.F.W. .
HJ_1847a +Mb Cape Results, London, 1847 (Cape of Good Hope Astronomical Observations 1834-1838)
HJ_1847b Ma j Herschel, J.F.W. .
HJ_1847b Cape Results, London, 1847
HJ_1850 orb - Herschel, J.F.W. 1850MmRAS..18...47H
HJ_1850 MemRAS 18, 47, 1850
HJ_1870 Mb - Herschel, J.F.W. 1870MmRAS..38....1H
HJ_1870 MemRAS 38, 1, 1870
HJ_1874A - Herschel, J.F.W. 1874MNRAS..35...28B
HJ_1874A cited by Burnham (MNRAS 35, 28, 1874)
HJ_1875A Ma - Herschel, J.F.W. 1875AN.....85..323D
HJ_1875A +Mb cited by Doberck, 1875 (see Dob1875b,f,g,h)
HJ_1880A Ma - Herschel, J.F.W. 1880Obs.....3..508G
HJ_1880A +Mb cited by Gledhill (Obs 3, 508, 1880)
HJ_1880B Mb - Herschel, J.F.W. 1880MNRAS..40..497B
HJ_1880B cited by Burnham (MNRAS 40, 497, 1880)
HJ_1897A Ma j Herschel, J.F.W. 1897MNRAS..57..541S
HJ_1897A cited by See (MNRAS 57, 541, 1897)
HJ_1905A Ma - Herschel, J.F.W. 1905LicOB...3..147A
HJ_1905A +Mb cited by Aitken (Lick Obs. Bull. 3, 147, 1905)
HJ_1906A Ma - Herschel, J.F.W. 1906MmRAS..56....1L
HJ_1906A +Mb cited by Lewis (MemRAS 56, 1, 1906)
HJ_1906B Ma - Herschel, J.F.W. 1906QB821.B972.....
HJ_1906B +Mb cited in BDS (Burnham Double Star Cat.), 1906
HJ_1927A Mb - Herschel, J.F.W. 1927sdsc.book......
HJ_1927A cited in SDS (Southern Double Star Catalog), 1927
HJ_1932A Mb - Herschel, J.F.W. 1932QB821.A43......
HJ_1932A cited in ADS (Aitken Double Star Cat.), 1932
HJ_9999 M j Herschel, J.F.W. ...................
HJ_9999 +Ma 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
20066+1241 HJ 1477 2005 11 272 21.7 7.45 11.82 K5 D 200633.86+124053.9
20066+1241 HJ 1477 2010 14 272 21.3 7.45 11.82 K5 200633.86+124053.9
20066+1241 HJ 1477 2015 15 272 21.9 7.45 11.82 K5 200633.86+124053.9

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

 
 
WDS 20066+1241 HJ 1477 (HD 190868) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20066+1241 HJ 1477 (HD 190868) : MEASURES
 
 
No records found.

 
 
WDS 20066+1241 (HD 190868) : VIRTUAL EYEPIECE
 
 

20066+1241 HJ 1477A mag 7.45 Sp K5 20066+1241 HJ 1477B sep 21.3 P.A. 272.30 mag 11.82 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 20066+1241 (HD 190868) : ALADIN DSS IMAGE @ 20h 06m 33.86s +12° 40' 53.9"
 
 
 
 
WDS 20066+1241 HJ 1477 (HD 190868) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20066+1241 HJ 1477 distance=1' 20071+1247 BPM2006 distance=10' 20064+1249 J 3050 distance=11' 20073+1236 BPM2007 distance=12' 20065+1253 HJ 1476 distance=13' 20063+1229 BPM1999 distance=13' 20067+1256 BU 428 distance=16' 20051+1241 BPMA232 distance=21' 20070+1220 BRT1336 distance=22' 20048+1240 BPM1981 distance=26' 20053+1223 TDT1962 distance=26' 20047+1238 BPM1979 distance=28' 20049+1258 BPM1982 distance=30' 20066+1311 BPM2001 distance=31' 20045+1254 BPM1975 distance=33' 20089+1230 BPMA240 distance=36' 20087+1223 J 1338 distance=37' 20086+1218 GWP2924 distance=38' 20057+1317 TDT1969 distance=38' 20086+1307 BPM2022 distance=40' 20049+1208 J 1696 distance=40' 20046+1310 BPM1976 distance=42' 20093+1256 TDT2029 distance=43' 20040+1221 A 1194 distance=43' 20088+1308 HJ 1482 distance=43' 20078+1325 HDS2868 distance=48' 20064+1329 BPM2000 distance=49' 20046+1159 BPM1977 distance=51' 20073+1331 BPM2011 distance=52' 20088+1201 BPM2026 distance=53' 20066+1147 J 503 distance=54' 20031+1221 BPM1958 distance=55' 20098+1215 TOR 21 distance=56' 20100+1216 BPM2038 distance=56' 20076+1337 AG 399 distance=59' 20072+1141 HEI 579 distance=61' 20082+1339 BPM2017 distance=63' 20042+1148 STF2620AB distance=64' 20042+1148 STF2620AC distance=64' 20082+1142 J 3301 distance=65' 20056+1136 BRT1334 distance=66' 20021+1253 BPM1944 distance=67' 20021+1300 JNN 281 distance=68' 20052+1137 BPMA233 distance=68' 20019+1251 TDS1033 distance=70' 20082+1136 KPP 459 distance=70' 20048+1346 BPM1980 distance=71' 20030+1328 BPM1956 distance=71' 20099+1149 BRT1339 distance=72' 20029+1328 BPM1954 distance=72' 20023+1317 BPM1946 distance=73' 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 20066+1241 HJ 1477 272 21.9 1
Show 20071+1247 BPM2006 150 26.7 10
Show 20064+1249 J 3050 97 3.8 11
Show 20073+1236 BPM2007 59 91.6 12
Show 20065+1253 HJ 1476 73 12.3 13
Show 20063+1229 BPM1999 61 68.8 13
Show 20067+1256 BU 428 355 0.8 16
Show 20051+1241 BPMA232 177 198.1 21
Show 20070+1220 BRT1336 292 5.5 22
Show 20048+1240 BPM1981 205 113.3 26
Show 20053+1223 TDT1962 244 0.8 26
Show 20047+1238 BPM1979 177 118.3 28
Show 20049+1258 BPM1982 173 110.3 30
Show 20066+1311 BPM2001 320 93.1 31
Show 20045+1254 BPM1975 235 79.9 33
Show 20089+1230 BPMA240 233 261.0 36
Show 20087+1223 J 1338 73 10.0 37
Show 20086+1218 GWP2924 222 31.9 38
Show 20057+1317 TDT1969 139 1.5 38
Show 20086+1307 BPM2022 156 37.0 40
Show 20049+1208 J 1696 195 4.6 40
Show 20046+1310 BPM1976 57 39.6 42
Show 20093+1256 TDT2029 246 1.1 43
Show 20040+1221 A 1194 317 1.1 43
Show 20088+1308 HJ 1482 111 5.6 43
Show 20078+1325 HDS2868 225 0.8 48
Show 20064+1329 BPM2000 167 84.4 49
Show 20046+1159 BPM1977 161 109.7 51
Show 20073+1331 BPM2011 273 108.9 52
Show 20088+1201 BPM2026 249 77.2 53
Show 20066+1147 J 503 265 5.6 54
Show 20031+1221 BPM1958 86 85.3 55
Show 20098+1215 TOR 21 70 12.0 56
Show 20100+1216 BPM2038 218 50.3 56
Show 20076+1337 AG 399 255 18.0 59
Show 20072+1141 HEI 579 326 2.1 61
Show 20082+1339 BPM2017 36 21.2 63
Show 20042+1148 STF2620 AB 287 1.9 64
Show 20042+1148 STF2620 AC 46 39.1 64
Show 20082+1142 J 3301 221 5.2 65
Show 20056+1136 BRT1334 182 1.5 66
Show 20021+1253 BPM1944 196 59.9 67
Show 20021+1300 JNN 281 43 0.3 68
Show 20052+1137 BPMA233 77 202.8 68
Show 20019+1251 TDS1033 211 1.7 70
Show 20082+1136 KPP 459 57 4.7 70
Show 20048+1346 BPM1980 57 67.6 71
Show 20030+1328 BPM1956 170 57.0 71
Show 20099+1149 BRT1339 178 4.4 72
Show 20029+1328 BPM1954 57 81.5 72
Show 20023+1317 BPM1946 24 82.5 73

 
 
WDS 20066+1241 : COMPONENTS
 
 
  A
B pa=272.3°
sep=21.33"
 
 
20066+1241 A
 
 
Componente originario normalizzato AB Name HD 190868 Coord arcsec 2000 200633.86+124053.9 Mag 7.45
Spectral class K5 (yellow-orange) PmRA 18.00 PmDE -9.0 SAO 105697
HIP 99048 Tycho2 1080-02281-1 HD 190868 GC 27897
BD BD+12 4225
Tycho2
Tycho2 1080-02281-1 Pflag RAmdeg 301.64108457 DEmdeg 12.68163616
PmRA 14.2 PmDE -6.8 E RAmdeg 6 E DEmdeg 6
E pmRA 1.1 E pmDE 1.1 EpRAm 1990.83 EpDEm 1990.85
Num 12 Q RAmdeg 1.0 Q DEmdeg 1.2 Q pmRA 0.9
Q pmDE 1.1 BTmag 9.170 E BTmag 0.020 VTmag 7.455
E VTmag 0.011 Prox 173 TYC T HIP 99048
CCDM A RAdeg 301.64105083 DEdeg 12.68165167 EpRA 1990 1.57
EpDE 1990 1.52 E RAdeg 5.9 E DEdeg 6.1 Posflg
Corr -0.2
SAO
SAO 105697 DelFlag RA1950 PmRA1950 0.003
DE1950 PmDE1950 -0.005 Vmag 7.5 SpType K5
Double code Source 70 CatNum 27897 DM BD+12 4225
DMcomp BDsup HD 190868 M HD 0
GC 27897 RA1950rad 5.25437835 DE1950rad 0.21880777 PmRA2000 0.0031
PmDE2000 -0.007
Hipparcos
Catalog H HIP 99048 Proxy RAhms 20 06 33.85
DEdms +12 40 53.9 Vmag 7.34 VarFlag R Vmag H
RAdeg 301.641 DEdeg 12.6817 AstroRef A Plx 0.74
CCDM 20066+1241 N CCDM I Nsys 2 Ncomp 1
MultFlag C Source P Qual D M HIP
Theta Rho HD 190868 BD BD+12 4225
CD CP Dm number +12 4225 VIred 1.45
SpType K5 R SpType Coord arcsec 2000 200633.85+124053.9
Hipparcos 2
HIP 99048 Sn 95 So 3 Nc 1
RArad 5.2646294678 DErad 0.2213365494 Plx 3.37 PmRA 19.56
PmDE -8.83 E RArad 0.89 E DErad 0.85 E Plx 1.01
E pmRA 1.12 E pmDE 1.18 Hpmag 7.4838 E Hpmag 0.019
SHp 0.009 VA 0 BV 1.42 E BV 0.034
VI 1.4
CCDM
Ccdm 20066+1241 RComp Comp A Note1
Note2 Discov num DRAs -2.17 DDEs -5.6
R dRAs 10 Year Theta Rho
Obs 2 Vmag 7.6 Sp K5 PmNote *
PmRA 6 PmDE 4 Dm number +12 4225 Cat1 BD
Name2 +12 2237 Cat2 AGK2/3 HD 190868 M HD
ADS BDS A13377 M ADS BDS N IDS IDS 20019N1224A
HIC 99048
 
 
20066+1241 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 200632.40+124054.7 Mag 11.82 PmRA -6.00
PmDE 3.0 Calc delta mag 4.37 Calc coord yes
CCDM
Ccdm 20066+1241 RComp Comp B Note1
Note2 Discov num HJ 1477 DRAs DDEs
R dRAs Year 1901 Theta 271 Rho 20.0
Obs 6 Vmag 10.2 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A13377 M ADS BDS N IDS IDS 20019N1224B
HIC 99045