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Current system
18497+1238
BPM 852


Nearby doubles
10' : 18501+1230
BPM 856

12' : 18504+1241
J 469

13' : 18503+1229
BPM 858

13' : 18503+1228
J 468AB

15' : 18502+1227
J 1226

16' : 18507+1233
BPM 864

16' : 18494+1252
BPM 848

23' : 18506+1219
HJ 1350

23' : 18489+1219
BPM 841

25' : 18481+1231
BPMA 60

25' : 18493+1214
BPM 844

28' : 18508+1301
BPM 865

30' : 18504+1210
BPMA 62

33' : 18476+1234
BPM 829

33' : 18493+1206
BPM 846

36' : 18496+1313
SHY 309

37' : 18491+1313
STF2399AB

40' : 18472+1227
BPM 828

44' : 18522+1302
TDT1094

45' : 18528+1234
AG 365

48' : 18529+1248
TDT1108

50' : 18464+1240
BPM 825

50' : 18522+1203
BPM 873

51' : 18517+1156
BRT1313

51' : 18470+1309
SKF1975

51' : 18497+1147
BPM 850



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

18497+1238 BPM 852

 
 
18h 49m 44.10s +12° 37' 50.0" P.A. 304.00 sep 112.9 mag 15.45,15.71
 
 
Coord 2000 18497+1238 Discov num BPM 852 Comp Coord arcsec 2000 18 49 44.10 +12 37 50.0
Date first 1992 Date last 2015 Obs 6
Pa first 304 Pa last 304.4 P.A. Now (θ) 304.4°
Sep first 113.8 Sep last 112.864 Sep. Now (ρ) 112.864"
Mag pri 15.45 Mag sec 15.71 delta mag (ΔM) 0.26 Spectral class
Pri motion ra -020 Sec motion ra +007
Pri motion dec +033 Sec motion dec -004
Notes N V (See Notes, Proper motion indicates physical)
rPM=1.187
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Hercules Gaia DR2 4504669009834198144
 
 
WDS 18497+1238 BPM 852 : NOTES
 
 
discov_num notes refcode
BPM 852 [PM2000] 1594564 + [PM2000] 1593619. Gvr2010
 
 
REFERENCES
 
 
refcode metd author reference
Gvr2010 Pa - Gavras, P. Sinachopoulos, D., Le Campion, J.F., & Cucourant, C. 2010A&A...521A 4G
Gvr2010 +T A&A 521, A4, 2010
Gvr2010 (Note: mean measures from AC2000.2, CdC2000, USNO-A2.0, Yellow Sky, and M2000
Gvr2010 catalogs, spanning years ~1900-2000)
 
 
DISCOVERER
 
 
idgroup discov author
1 BPM Bordeaux PM2000 catalogue (main catalog: separation < 2')
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18497+1238 BPM 852 1999 2 304 113.5 15.45 15.71 NV 184944.10+123750.0
18497+1238 BPM 852 2001 3 304 113.9 15.45 15.71 NV 184944.10+123750.0
18497+1238 BPM 852 2010 4 304 114.0 15.45 15.71 NV 184944.10+123750.0
18497+1238 BPM 852 2015 5 304 112.9 15.45 15.71 NV 184944.10+123750.0

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

 
 
WDS 18497+1238 BPM 852 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18497+1238 BPM 852 : MEASURES
 
 
No records found.

 
 
WDS 18497+1238 : VIRTUAL EYEPIECE
 
 

18497+1238 BPM 852A mag 15.45 18497+1238 BPM 852B sep 111.0 P.A. 305.10 mag 15.71 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 18497+1238 : ALADIN DSS IMAGE @ 18h 49m 44.10s +12° 37' 50.0"
 
 
 
 
WDS 18497+1238 BPM 852 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

18497+1238 BPM 852 distance=0' 18501+1230 BPM 856 distance=10' 18504+1241 J 469 distance=12' 18503+1229 BPM 858 distance=13' 18503+1228 J 468AB distance=13' 18503+1228 J 468AC distance=13' 18503+1228 GII 272Aa,Ab distance=13' 18502+1227 J 1226 distance=15' 18507+1233 BPM 864 distance=16' 18494+1252 BPM 848 distance=16' 18506+1219 HJ 1350 distance=23' 18489+1219 BPM 841 distance=23' 18481+1231 BPMA 60 distance=25' 18493+1214 BPM 844 distance=25' 18508+1301 BPM 865 distance=28' 18504+1210 BPMA 62 distance=30' 18476+1234 BPM 829 distance=33' 18493+1206 BPM 846 distance=33' 18496+1313 SHY 309 distance=36' 18491+1313 STF2399BC distance=37' 18491+1313 STF2399BD distance=37' 18491+1313 STF2399AB distance=37' 18491+1313 STF2399AC distance=37' 18472+1227 BPM 828 distance=40' 18522+1302 TDT1094 distance=44' 18528+1234 AG 365 distance=45' 18529+1248 TDT1108 distance=48' 18529+1248 GII 273Aa,Ab distance=48' 18464+1240 BPM 825 distance=50' 18522+1203 BPM 873 distance=50' 18517+1156 BRT1313 distance=51' 18470+1309 SKF1975 distance=51' 18497+1147 BPM 850 distance=51' 18523+1314 TOB 297 distance=52' 18460+1235 GWP2798 distance=55' 18493+1144 BPM 843 distance=55' 18521+1322 TOB 296 distance=57' 18504+1336 BPM 861 distance=60' 18517+1331 STF2409AB distance=61' 18517+1331 STF2409AC distance=61' 18517+1331 WAL 96AB,D distance=61' 18521+1148 HU 199 distance=61' 18502+1339 BPM 857BC distance=62' 18502+1339 BPM 857AB distance=62' 18478+1143 J 2149 distance=62' 18487+1137 BPM 837 distance=63' 18471+1328 BPM 827 distance=64' 18510+1339 BPM 868 distance=64' 18474+1141 J 1134AB distance=66' 18474+1141 J 1134BC distance=66' 18502+1131 BU 265 distance=67' 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 18497+1238 BPM 852 304 112.9
Show 18501+1230 BPM 856 45 104.1 10
Show 18504+1241 J 469 111 2.8 12
Show 18503+1229 BPM 858 57 69.2 13
Show 18503+1228 J 468 AB 53 1.9 13
Show 18503+1228 J 468 AC 141 9.7 13
Show 18503+1228 GII 272 Aa,Ab 103 0.1 13
Show 18502+1227 J 1226 242 2.2 15
Show 18507+1233 BPM 864 115 54.7 16
Show 18494+1252 BPM 848 350 112.4 16
Show 18506+1219 HJ 1350 177 4.1 23
Show 18489+1219 BPM 841 22 72.6 23
Show 18481+1231 BPMA 60 135 285.7 25
Show 18493+1214 BPM 844 2 114.7 25
Show 18508+1301 BPM 865 273 87.5 28
Show 18504+1210 BPMA 62 168 145.1 30
Show 18476+1234 BPM 829 217 104.1 33
Show 18493+1206 BPM 846 144 54.3 33
Show 18496+1313 SHY 309 161 999.9 36
Show 18491+1313 STF2399 BC 18 29.7 37
Show 18491+1313 STF2399 BD 69 42.4 37
Show 18491+1313 STF2399 AB 118 15.8 37
Show 18491+1313 STF2399 AC 48 31.2 37
Show 18472+1227 BPM 828 113 101.1 40
Show 18522+1302 TDT1094 302 1.8 44
Show 18528+1234 AG 365 186 18.8 45
Show 18529+1248 TDT1108 348 0.8 48
Show 18529+1248 GII 273 Aa,Ab 135 0.2 48
Show 18464+1240 BPM 825 189 60.7 50
Show 18522+1203 BPM 873 123 70.0 50
Show 18517+1156 BRT1313 8 4.0 51
Show 18470+1309 SKF1975 36 28.8 51
Show 18497+1147 BPM 850 168 100.5 51
Show 18523+1314 TOB 297 86 16.8 52
Show 18460+1235 GWP2798 192 32.9 55
Show 18493+1144 BPM 843 266 34.9 55
Show 18521+1322 TOB 296 109 20.8 57
Show 18504+1336 BPM 861 207 104.3 60
Show 18517+1331 STF2409 AB 22 0.9 61
Show 18517+1331 STF2409 AC 196 33.8 61
Show 18517+1331 WAL 96 AB,D 291 72.7 61
Show 18521+1148 HU 199 345 0.9 61
Show 18502+1339 BPM 857 BC 43 3.4 62
Show 18502+1339 BPM 857 AB 257 44.9 62
Show 18478+1143 J 2149 258 7.2 62
Show 18487+1137 BPM 837 80 92.1 63
Show 18471+1328 BPM 827 50 79.2 64
Show 18510+1339 BPM 868 14 74.9 64
Show 18474+1141 J 1134 AB 265 3.8 66
Show 18474+1141 J 1134 BC 265 9.6 66
Show 18502+1131 BU 265 227 1.5 67

 
 
WDS 18497+1238 : COMPONENTS
 
 
  A
B pa=305.1°
sep=111.01"
 
 
18497+1238 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 184944.10+123750.0 Mag 15.45 PmRA -20.00
PmDE 33.0
 
 
18497+1238 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 184937.89+123853.8 Mag 15.71 PmRA 7.00
PmDE -4.0 Calc delta mag 0.26 Calc coord yes