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Current system
18557+1254
ABH 107 AF


Nearby doubles
4' : 18559+1258
BPM 892

12' : 18558+1243
BPM 891

12' : 18553+1304
BPMA 69

14' : 18548+1300
J 532

25' : 18542+1304
HDS2679

29' : 18575+1306
BPMA 71

34' : 18577+1312
BPM 909

35' : 18541+1319
J 1837

37' : 18554+1331
BU 647AB

38' : 18553+1217
HEI 564

39' : 18557+1216
BPM 890

42' : 18529+1248
TDT1108

45' : 18586+1242
AG 369

47' : 18538+1334
J 1188

49' : 18528+1234
AG 365

50' : 18541+1212
KPP1159

50' : 18563+1344
BPM 895

52' : 18522+1302
TDT1094

54' : 18523+1314
TOB 297

55' : 18584+1214
J 2537

56' : 18549+1201
BPM 884

58' : 18588+1217
J 2581

60' : 18521+1322
TOB 296

61' : 18543+1158
BPM 882

61' : 18596+1317
BPM 919

61' : 18556+1154
J 3273



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

18557+1254 ABH 107 AF

 
 
18h 55m 43.67s +12° 54' 30.1" P.A. 107.00 sep 122.5 mag 9.28,11.23 Sp A5V dist. 763.36 pc (2490.08 l.y.)
 
 
Coord 2000 18557+1254 Discov num ABH 107 Comp AF Coord arcsec 2000 18 55 43.67 +12 54 30.1
Date first 1904 Date last 2015 Obs 12
Pa first 108 Pa last 107.3 P.A. Now (θ) 107.3°
Sep first 122.6 Sep last 122.546 Sep. Now (ρ) 122.546"
Mag pri 9.28 Mag sec 11.23 delta mag (ΔM) 1.95 Spectral class A5V (white)
Pri motion ra +009 Sec motion ra +003
Pri motion dec -005 Sec motion dec +000
Notes N U (See Notes, Proper motion indicates non-physical)
rPM=0.759
This double is not physical.
 
 
18557+1254 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 230093 104265 18 55 44 +12 54 30 COG 1 AB 2015 14 284 26.2 9.28 11.92 2.64
Show 104265 18 55 44 +12 54 30 COG 1 AC 2015 16 53 38.6 9.28 10.26 0.98
Show 104265 18 55 44 +12 54 30 ABH 107 AE 2015 10 58 107.5 9.28 12.20 2.92
Show 104265 18 55 44 +12 54 30 ABH 107 AF 2015 12 107 122.5 9.28 11.23 1.95 <===
Show 104265 18 55 44 +12 54 30 ABH 107 AG 2015 10 251 97.8 9.28 13.59 4.31
Show 18 55 46 +12 54 53 COG 1 CD 2015 16 316 3.4 10.26 11.96 1.70
Septuple system
7 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Hercules SAO 104265 HIP 92898 Tycho2 1047-01718-1
Gaia DR2 4505977871027974528 HD 230093 BD BD+12 3722 Distance 763.36
Distance ly 2490.08
 
 
WDS 18557+1254 ABH 107 AF : NOTES
 
 
discov_num notes refcode
COG 1 CD: OL 189.
J 810. Nsn2016
 
 
REFERENCES
 
 
refcode metd author reference
Nsn2016 not - Nanson, J. ...................
Nsn2016 private communication, 2016
 
 
DISCOVERER
 
 
idgroup discov author
1 ABH Abt, H.A.
29 COG Cogshall, W.A.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18557+1254 ABH 107 AF 2002 6 107 123.0 9.28 11.23 A5V D 185543.67+125430.1
18557+1254 ABH 107 AF 2015 9 107 122.6 9.28 11.23 A5V NU 185543.67+125430.1

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

 
 
WDS 18557+1254 ABH 107 AF : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18557+1254 ABH 107 AF : MEASURES
 
 
No records found.

 
 
WDS 18557+1254 : VIRTUAL EYEPIECE
 
 

18557+1254 COG 1A mag 9.28 Sp A5V 18557+1254 COG 1B sep 25.6 P.A. 284.70 mag 11.92 18557+1254 COG 1C sep 38.7 P.A. 53.60 mag 10.26 18557+1254 COG 1D sep 38.5 P.A. 48.60 mag 11.96 18557+1254 ABH 107E sep 105.6 P.A. 57.00 mag 12.2 18557+1254 ABH 107F sep 119.7 P.A. 107.70 mag 11.23 18557+1254 ABH 107G sep 95.6 P.A. 250.70 mag 13.59 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 18557+1254 : ALADIN DSS IMAGE @ 18h 55m 43.67s +12° 54' 30.1"
 
 
 
 
WDS 18557+1254 ABH 107 AF : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

18557+1254 ABH 107AF distance=0' 18557+1254 COG 1CD distance=1' 18559+1258 BPM 892 distance=4' 18558+1243 BPM 891 distance=12' 18553+1304 BPMA 69 distance=12' 18548+1300 J 532 distance=14' 18542+1304 HDS2679 distance=25' 18575+1306 BPMA 71 distance=29' 18577+1312 BPM 909 distance=34' 18541+1319 J 1837 distance=35' 18554+1331 BU 647AB distance=37' 18554+1331 BU 647AC distance=37' 18554+1331 FOX9032AD distance=37' 18553+1217 HEI 564 distance=38' 18557+1216 BPM 890 distance=39' 18529+1248 TDT1108 distance=42' 18529+1248 GII 273Aa,Ab distance=42' 18586+1242 AG 369 distance=45' 18538+1334 J 1188 distance=47' 18528+1234 AG 365 distance=49' 18541+1212 KPP1159 distance=50' 18563+1344 BPM 895 distance=50' 18522+1302 TDT1094 distance=52' 18523+1314 TOB 297 distance=54' 18584+1214 J 2537 distance=55' 18549+1201 BPM 884 distance=56' 18588+1217 J 2581 distance=58' 18521+1322 TOB 296 distance=60' 18543+1158 BPM 882 distance=61' 18596+1317 BPM 919 distance=61' 18556+1154 J 3273 distance=61' 19000+1253 STF2426BC distance=62' 19000+1253 STF2426AB distance=63' 18591+1338 STF2424AB distance=66' 18591+1338 STF2424AC distance=66' 18537+1353 BPM 880 distance=66' 19002+1303 HU 677 distance=67' 18545+1149 BPM 883 distance=68' 18560+1147 BPM 893 distance=68' 18517+1331 STF2409AB distance=69' 18517+1331 STF2409AC distance=69' 18517+1331 WAL 96AB,D distance=69' 18562+1145 GRV 243 distance=70' 18553+1144 ROE 113AB distance=71' 18553+1144 ROE 113AC distance=71' 18508+1301 BPM 865 distance=73' 18522+1203 BPM 873 distance=74' 18528+1357 BPM 876 distance=76' 18597+1206 BPMA 75 distance=77' 18507+1233 BPM 864 distance=77' 18597+1345 BPM 920 distance=77' 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 18557+1254 COG 1 AB 284 26.2
Show 18557+1254 COG 1 AC 53 38.6
Show 18557+1254 ABH 107 AE 58 107.5
Show 18557+1254 ABH 107 AF 107 122.5
Show 18557+1254 ABH 107 AG 251 97.8
Show 18557+1254 COG 1 CD 316 3.4 1
Show 18559+1258 BPM 892 348 48.7 4
Show 18558+1243 BPM 891 213 99.0 12
Show 18553+1304 BPMA 69 26 136.8 12
Show 18548+1300 J 532 4 4.4 14
Show 18542+1304 HDS2679 317 0.5 25
Show 18575+1306 BPMA 71 61 216.5 29
Show 18577+1312 BPM 909 229 87.1 34
Show 18541+1319 J 1837 120 7.6 35
Show 18554+1331 BU 647 AB 5 1.3 37
Show 18554+1331 BU 647 AC 218 18.5 37
Show 18554+1331 FOX9032 AD 86 37.5 37
Show 18553+1217 HEI 564 230 2.9 38
Show 18557+1216 BPM 890 226 89.8 39
Show 18529+1248 TDT1108 348 0.8 42
Show 18529+1248 GII 273 Aa,Ab 135 0.2 42
Show 18586+1242 AG 369 229 4.7 45
Show 18538+1334 J 1188 196 2.0 47
Show 18528+1234 AG 365 186 18.8 49
Show 18541+1212 KPP1159 348 9.0 50
Show 18563+1344 BPM 895 347 90.5 50
Show 18522+1302 TDT1094 302 1.8 52
Show 18523+1314 TOB 297 86 16.8 54
Show 18584+1214 J 2537 7 4.5 55
Show 18549+1201 BPM 884 105 104.0 56
Show 18588+1217 J 2581 315 7.9 58
Show 18521+1322 TOB 296 109 20.8 60
Show 18543+1158 BPM 882 116 119.5 61
Show 18596+1317 BPM 919 164 112.8 61
Show 18556+1154 J 3273 98 3.4 61
Show 19000+1253 STF2426 BC 173 4.2 62
Show 19000+1253 STF2426 AB 261 16.5 63
Show 18591+1338 STF2424 AB 304 20.8 66
Show 18591+1338 STF2424 AC 272 79.0 66
Show 18537+1353 BPM 880 163 116.0 66
Show 19002+1303 HU 677 42 1.7 67
Show 18545+1149 BPM 883 4 90.8 68
Show 18560+1147 BPM 893 110 108.0 68
Show 18517+1331 STF2409 AB 22 0.9 69
Show 18517+1331 STF2409 AC 196 33.8 69
Show 18517+1331 WAL 96 AB,D 291 72.7 69
Show 18562+1145 GRV 243 349 32.8 70
Show 18553+1144 ROE 113 AB 186 1.7 71
Show 18553+1144 ROE 113 AC 303 21.2 71
Show 18508+1301 BPM 865 273 87.5 73
Show 18522+1203 BPM 873 123 70.0 74

 
 
WDS 18557+1254 : COMPONENTS
 
 
  A B C D E F
B pa=284.7°
sep=25.59"
 
C pa=53.6°
sep=38.71"
pa=73.5°
sep=58.29"
 
D pa=48.6°
sep=38.46"
pa=70.5°
sep=56.86"
pa=316.7°
sep=3.35"
 
E pa=57.0°
sep=105.60"
pa=65.8°
sep=124.29"
pa=59.0°
sep=67.00"
pa=61.8°
sep=67.79"
 
F pa=107.7°
sep=119.73"
pa=107.2°
sep=145.29"
pa=125.6°
sep=102.01"
pa=126.0°
sep=105.30"
pa=164.8°
sep=97.29"
 
G pa=250.7°
sep=95.62"
pa=239.9°
sep=75.74"
pa=245.8°
sep=133.10"
pa=244.4°
sep=132.04"
pa=243.5°
sep=199.79"
pa=271.4°
sep=204.38"
 
 
18557+1254 A
 
 
Name HD 230093 Coord arcsec 2000 185543.67+125430.1 Mag 9.28 Spectral class A5V (white)
PmRA 9.00 PmDE -5.0 SAO 104265 HIP 92898
Tycho2 1047-01718-1 HD 230093 ADS 11843 BD BD+12 3722
Tycho2
Tycho2 1047-01718-1 Pflag RAmdeg 283.93197639 DEmdeg 12.90836573
PmRA 10.7 PmDE -4.0 E RAmdeg 11 E DEmdeg 12
E pmRA 1.3 E pmDE 1.2 EpRAm 1990.50 EpDEm 1989.51
Num 8 Q RAmdeg 1.0 Q DEmdeg 1.0 Q pmRA 1.1
Q pmDE 1.0 BTmag 9.428 E BTmag 0.022 VTmag 9.229
E VTmag 0.021 Prox 383 TYC T HIP 92898
CCDM RAdeg 283.93195083 DEdeg 12.90837528 EpRA 1990 1.67
EpDE 1990 1.58 E RAdeg 11.1 E DEdeg 13.3 Posflg
Corr 0.1
SAO
SAO 104265 DelFlag RA1950 PmRA1950 -0.0001
DE1950 PmDE1950 -0.008 Vmag 8.8 SpType A2
Double code Source 29 CatNum 6922 DM BD+12 3722
DMcomp BDsup HD 230093 M HD 0
GC RA1950rad 4.94544022 DE1950rad 0.22414695 PmRA2000 0
PmDE2000 -0.009
Hipparcos
Catalog H HIP 92898 Proxy RAhms 18 55 43.67
DEdms +12 54 30.1 Vmag 9.21 VarFlag R Vmag H
RAdeg 283.932 DEdeg 12.9084 AstroRef Plx 1.04
CCDM 18557+1255 N CCDM I Nsys 3 Ncomp 1
MultFlag Source Qual S M HIP
Theta Rho HD 230093 BD BD+12 3722
CD CP Dm number +12 3722 VIred 0.26
SpType A2 R SpType Coord arcsec 2000 185543.67+125430.1
Hipparcos 2
HIP 92898 Sn 5 So 0 Nc 1
RArad 4.9555473918 DErad 0.225293627 Plx 1.31 PmRA 7.61
PmDE -4.62 E RArad 1.18 E DErad 0.95 E Plx 1.37
E pmRA 1.9 E pmDE 1.53 Hpmag 9.2759 E Hpmag 0.004
SHp 0.022 VA 0 BV 0.198 E BV 0.141
VI 0.26
 
 
18557+1254 B
 
 
Coord arcsec 2000 185541.98+125436.6 Mag 11.92 PmRA 6.00 PmDE 0.0
HIP 92897 Calc delta mag 2.64 Calc coord yes
Hipparcos
Catalog H HIP 92897 Proxy RAhms 18 55 42.07
DEdms +12 54 35.8 Vmag 11.78 VarFlag R Vmag H
RAdeg DEdeg AstroRef Plx
CCDM 18557+1255 N CCDM I Nsys 3 Ncomp
MultFlag Source Qual S M HIP
Theta Rho HD BD
CD CP Dm number VIred 0.76
SpType R SpType Coord arcsec 2000 185542.07+125435.8
 
 
18557+1254 C
 
 
Coord arcsec 2000 185545.80+125453.1 Coord calc 185545.80+125453.1 Mag 10.26 PmRA 11.00
PmDE -2.0 HIP 92903 Tycho2 1047-03218-1 ADS 11843
DM BD+12 3723 Calc delta mag 0.98
Tycho2
Tycho2 1047-03218-1 Pflag RAmdeg 283.94082988 DEmdeg 12.91473948
PmRA 11.1 PmDE -2.1 E RAmdeg 37 E DEmdeg 43
E pmRA 1.8 E pmDE 1.7 EpRAm 1986.22 EpDEm 1983.01
Num 3 Q RAmdeg 1.5 Q DEmdeg 0.2 Q pmRA 1.4
Q pmDE 0.2 BTmag 11.645 E BTmag 0.096 VTmag 10.260
E VTmag 0.048 Prox 34 TYC T HIP 92903
CCDM C RAdeg 283.94080389 DEdeg 12.91474444 EpRA 1990 1.68
EpDE 1990 1.64 E RAdeg 37.5 E DEdeg 44.7 Posflg
Corr 0.1
Hipparcos
Catalog H HIP 92903 Proxy H RAhms 18 55 45.80
DEdms +12 54 53.1 Vmag 9.99 VarFlag R Vmag H
RAdeg 283.941 DEdeg 12.9148 AstroRef C Plx 8.53
CCDM 18557+1255 N CCDM I Nsys 3 Ncomp 2
MultFlag C Source Qual A M HIP CD
Theta 315 Rho 3.409 HD BD
CD CP Dm number VIred 0.75
SpType R SpType Coord arcsec 2000 185545.80+125453.1
Hipparcos 2
HIP 92903 Sn 15 So 3 Nc 2
RArad 4.9557021114 DErad 0.2254050788 Plx 9.06 PmRA 4.26
PmDE 3.52 E RArad 3.04 E DErad 2.43 E Plx 3.48
E pmRA 4.7 E pmDE 3.82 Hpmag 10.1277 E Hpmag 0.0038
SHp 0.03 VA 0 BV 0 E BV 0
VI 0
 
 
18557+1254 D
 
 
Coord arcsec 2000 185545.64+125455.5 Mag 11.96 PmRA 7.00 PmDE 4.0
Calc delta mag 2.68 Calc coord yes
 
 
18557+1254 E
 
 
Coord arcsec 2000 185549.73+125527.6 Mag 12.2 PmRA 2.00 PmDE -5.0
Calc delta mag 2.92 Calc coord yes
 
 
18557+1254 F
 
 
Coord arcsec 2000 185551.47+125353.7 Mag 11.23 PmRA 3.00 PmDE 0.0
Tycho2 1047-00521-1 Calc delta mag 1.95 Calc coord yes
Tycho2
Tycho2 1047-00521-1 Pflag RAmdeg 283.96529050 DEmdeg 12.89823410
PmRA 10.8 PmDE 1.8 E RAmdeg 83 E DEmdeg 95
E pmRA 2.3 E pmDE 2.4 EpRAm 1972.81 EpDEm 1964.99
Num 3 Q RAmdeg 1.0 Q DEmdeg 0.3 Q pmRA 1.0
Q pmDE 0.2 BTmag 13.124 E BTmag 0.403 VTmag 11.235
E VTmag 0.113 Prox 999 TYC HIP
CCDM RAdeg 283.96526500 DEdeg 12.89822972 EpRA 1990 1.69
EpDE 1990 1.62 E RAdeg 93.9 E DEdeg 114.7 Posflg
Corr 0.1
 
 
18557+1254 G
 
 
Coord arcsec 2000 185537.50+125358.6 Mag 13.59 PmRA 9.00 PmDE 5.0
Calc delta mag 4.31 Calc coord yes