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Current system
18549+1201
BPM 884


Nearby doubles
8' : 18543+1158
BPM 882

12' : 18556+1154
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13' : 18545+1149
BPM 883

17' : 18541+1212
KPP1159

18' : 18553+1217
HEI 564

18' : 18553+1144
ROE 113AB

20' : 18557+1216
BPM 890

22' : 18560+1147
BPM 893

25' : 18550+1136
BPM 886

26' : 18562+1145
GRV 243

36' : 18530+1137
HU 258

40' : 18522+1203
BPM 873

42' : 18550+1119
BPM 885

43' : 18521+1148
HU 199

44' : 18544+1118
HJ 1353

45' : 18554+1118
SRW 7AB

45' : 18560+1119
J 1277

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BPM 891

46' : 18528+1234
AG 365

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BRT1313

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DAM 125

55' : 18529+1248
TDT1108

56' : 18557+1254
COG 1AB

59' : 18588+1217
J 2581

59' : 18559+1104
J 471



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

18549+1201 BPM 884

 
 
18h 54m 51.05s +12° 00' 42.5" P.A. 105.00 sep 104.0 mag 12.17,13.25
 
 
Coord 2000 18549+1201 Discov num BPM 884 Comp Coord arcsec 2000 18 54 51.05 +12 00 42.5
Date first 1963 Date last 2015 Obs 9
Pa first 105 Pa last 104.7 P.A. Now (θ) 104.7°
Sep first 104.1 Sep last 104.043 Sep. Now (ρ) 104.043"
Mag pri 12.17 Mag sec 13.25 delta mag (ΔM) 1.08 Spectral class
Pri motion ra +002 Sec motion ra +002
Pri motion dec +001 Sec motion dec -001
Notes N V (See Notes, Proper motion indicates physical)
rPM=0.894
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Aquila Gaia DR2 4504347265252042368
 
 
WDS 18549+1201 BPM 884 : NOTES
 
 
discov_num notes refcode
BPM 884 [PM2000] 1637865 + [PM2000] 1638783. 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
18549+1201 BPM 884 1998 2 105 103.9 12.25 13.45 NV 185451.05+120042.5
18549+1201 BPM 884 2001 3 105 104.0 12.25 13.45 NV 185451.05+120042.5
18549+1201 BPM 884 2010 4 105 104.0 12.17 13.25 NV 185451.05+120042.5
18549+1201 BPM 884 2015 5 105 104.0 12.17 13.25 NV 185451.05+120042.5

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

 
 
WDS 18549+1201 BPM 884 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18549+1201 BPM 884 : MEASURES
 
 
No records found.

 
 
WDS 18549+1201 : VIRTUAL EYEPIECE
 
 

18549+1201 BPM 884A mag 12.17 18549+1201 BPM 884B sep 101.9 P.A. 105.00 mag 13.25 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 18549+1201 : ALADIN DSS IMAGE @ 18h 54m 51.05s +12° 00' 42.5"
 
 
 
 
WDS 18549+1201 BPM 884 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

18549+1201 BPM 884 distance=0' 18543+1158 BPM 882 distance=8' 18556+1154 J 3273 distance=12' 18545+1149 BPM 883 distance=13' 18541+1212 KPP1159 distance=17' 18553+1217 HEI 564 distance=18' 18553+1144 ROE 113AB distance=18' 18553+1144 ROE 113AC distance=18' 18557+1216 BPM 890 distance=20' 18560+1147 BPM 893 distance=22' 18550+1136 BPM 886 distance=25' 18562+1145 GRV 243 distance=26' 18530+1137 HU 258 distance=36' 18522+1203 BPM 873 distance=40' 18550+1119 BPM 885 distance=42' 18521+1148 HU 199 distance=43' 18544+1118 HJ 1353 distance=44' 18554+1118 SRW 7BC distance=44' 18554+1118 SRW 7AB distance=45' 18554+1118 SRW 7AC distance=45' 18560+1119 J 1277 distance=45' 18558+1243 BPM 891 distance=45' 18528+1234 AG 365 distance=46' 18517+1156 BRT1313 distance=48' 18584+1214 J 2537 distance=52' 18516+1136 DAM 125 distance=54' 18529+1248 TDT1108 distance=55' 18529+1248 GII 273Aa,Ab distance=55' 18557+1254 COG 1AB distance=56' 18557+1254 COG 1AC distance=56' 18557+1254 ABH 107AE distance=56' 18557+1254 ABH 107AF distance=56' 18557+1254 ABH 107AG distance=56' 18557+1254 COG 1CD distance=56' 18588+1217 J 2581 distance=59' 18559+1104 J 471 distance=59' 18559+1258 BPM 892 distance=59' 18516+1126 DAM 124 distance=59' 18548+1300 J 532 distance=60' 18550+1058 VYS 8 distance=63' 18512+1130 J 2534 distance=64' 18542+1304 HDS2679 distance=64' 18553+1304 BPMA 69 distance=64' 18506+1219 HJ 1350 distance=65' 18511+1129 J 2533 distance=66' 18504+1210 BPMA 62 distance=66' 18507+1233 BPM 864 distance=69' 18586+1242 AG 369 distance=69' 18591+1149 J 473 distance=72' 18502+1227 J 1226 distance=72' 18597+1206 BPMA 75 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 18549+1201 BPM 884 105 104.0
Show 18543+1158 BPM 882 116 119.5 8
Show 18556+1154 J 3273 98 3.4 12
Show 18545+1149 BPM 883 4 90.8 13
Show 18541+1212 KPP1159 348 9.0 17
Show 18553+1217 HEI 564 230 2.9 18
Show 18553+1144 ROE 113 AB 186 1.7 18
Show 18553+1144 ROE 113 AC 303 21.2 18
Show 18557+1216 BPM 890 226 89.8 20
Show 18560+1147 BPM 893 110 108.0 22
Show 18550+1136 BPM 886 289 109.9 25
Show 18562+1145 GRV 243 349 32.8 26
Show 18530+1137 HU 258 217 2.5 36
Show 18522+1203 BPM 873 123 70.0 40
Show 18550+1119 BPM 885 283 77.8 42
Show 18521+1148 HU 199 345 0.9 43
Show 18544+1118 HJ 1353 207 8.4 44
Show 18554+1118 SRW 7 BC 267 28.6 44
Show 18554+1118 SRW 7 AB 24 26.4 45
Show 18554+1118 SRW 7 AC 322 29.1 45
Show 18560+1119 J 1277 57 1.9 45
Show 18558+1243 BPM 891 213 99.0 45
Show 18528+1234 AG 365 186 18.8 46
Show 18517+1156 BRT1313 8 4.0 48
Show 18584+1214 J 2537 7 4.5 52
Show 18516+1136 DAM 125 324 9.0 54
Show 18529+1248 TDT1108 348 0.8 55
Show 18529+1248 GII 273 Aa,Ab 135 0.2 55
Show 18557+1254 COG 1 AB 284 26.2 56
Show 18557+1254 COG 1 AC 53 38.6 56
Show 18557+1254 ABH 107 AE 58 107.5 56
Show 18557+1254 ABH 107 AF 107 122.5 56
Show 18557+1254 ABH 107 AG 251 97.8 56
Show 18557+1254 COG 1 CD 316 3.4 56
Show 18588+1217 J 2581 315 7.9 59
Show 18559+1104 J 471 297 5.5 59
Show 18559+1258 BPM 892 348 48.7 59
Show 18516+1126 DAM 124 122 9.4 59
Show 18548+1300 J 532 4 4.4 60
Show 18550+1058 VYS 8 48 3.6 63
Show 18512+1130 J 2534 57 2.2 64
Show 18542+1304 HDS2679 317 0.5 64
Show 18553+1304 BPMA 69 26 136.8 64
Show 18506+1219 HJ 1350 177 4.1 65
Show 18511+1129 J 2533 250 1.8 66
Show 18504+1210 BPMA 62 168 145.1 66
Show 18507+1233 BPM 864 115 54.7 69
Show 18586+1242 AG 369 229 4.7 69
Show 18591+1149 J 473 161 3.6 72
Show 18502+1227 J 1226 242 2.2 72
Show 18597+1206 BPMA 75 317 275.5 73

 
 
WDS 18549+1201 : COMPONENTS
 
 
  A
B pa=105.0°
sep=101.91"
 
 
18549+1201 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 185451.05+120042.5 Mag 12.17 PmRA 2.00
PmDE 1.0
 
 
18549+1201 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 185457.76+120016.1 Mag 13.25 PmRA 2.00
PmDE -1.0 Calc delta mag 1.08 Calc coord yes