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Current system
20413+1327
BPM 2228 BC


Nearby doubles
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UC 4242AB

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J 3104

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STF2718AB

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HEI 278

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BPM2234

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J 1888

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YSC 242AB

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KPP2532

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HU 1199

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STF2715

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J 1889

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BPM2244

69' : 20457+1302
WFC 258



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

20413+1327 BPM 2228 BC

 
 
20h 41m 17.18s +13° 26' 20.8" P.A. 141.00 sep 118.1 mag 14.08,15.61
 
 
Coord 2000 20413+1327 Discov num BPM2228 Comp BC Coord arcsec 2000 20 41 17.18 +13 26 20.8
Date first 1995 Date last 2015 Obs 7
Pa first 141 Pa last 140.9 P.A. Now (θ) 140.9°
Sep first 118.1 Sep last 118.063 Sep. Now (ρ) 118.063"
Mag pri 14.08 Mag sec 15.61 delta mag (ΔM) 1.53 Spectral class
Pri motion ra -015 Sec motion ra -012
Pri motion dec -008 Sec motion dec -013
Notes N V (See Notes, Proper motion indicates physical)
rPM=0.33
This double is physical.
 
 
20413+1327 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 20 41 17 +13 27 29 BPM 2227 AB 2015 8 173 68.5 14.00 14.08 0.08
Show 20 41 17 +13 26 21 BPM 2228 BC 2015 7 141 118.1 14.08 15.61 1.53 <===
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Delphinus Gaia DR2 1756049575711013888
 
 
WDS 20413+1327 BPM 2228 BC : NOTES
 
 
discov_num notes refcode
BPM2227 AB: [PM2000] 2370282 + [PM2000] 2370311. Gvr2010
BPM2228 BC: [PM2000] 2370311 + [PM2000] 2370671. 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
20413+1327 BPM2228 BC 1997 2 141 118.0 14.35 15.61 NV 204117.18+132620.8
20413+1327 BPM2228 BC 2001 3 141 118.1 14.35 15.61 NV 204117.18+132620.8
20413+1327 BPM2228 BC 2015 4 141 118.1 14.08 15.61 NV 204117.18+132620.8

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

 
 
WDS 20413+1327 BPM 2228 BC : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20413+1327 BPM 2228 BC : MEASURES
 
 
No records found.

 
 
WDS 20413+1327 : VIRTUAL EYEPIECE
 
 

20413+1327 BPM2227A mag 14 20413+1327 BPM2228B sep 68.3 P.A. 172.80 mag 14.08 20413+1327 BPM2228C sep 178.8 P.A. 153.10 mag 15.61 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 20413+1327 : ALADIN DSS IMAGE @ 20h 41m 17.18s +13° 26' 20.8"
 
 
 
 
WDS 20413+1327 BPM 2228 BC : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20413+1327 BPM2228BC distance=0' 20413+1327 BPM2227AB distance=2' 20408+1332 GWP2982 distance=10' 20421+1341 BPM2232 distance=19' 20426+1335 HEI 279AB distance=21' 20426+1335 HEI 279BC distance=22' 20396+1310 J 912 distance=30' 20391+1329 TDT2453Aa,Ab distance=32' 20391+1329 UC 4242AB distance=32' 20426+1300 GWP2988 distance=33' 20438+1330 BPM2238 distance=37' 20418+1404 J 2575 distance=41' 20402+1248 BPM2223 distance=42' 20397+1406 J 3104 distance=46' 20426+1244 STF2718AB distance=47' 20426+1244 STF2718AC distance=47' 20426+1244 STF2718BC distance=47' 20390+1400 BPM2217 distance=48' 20405+1240 HEI 278 distance=48' 20428+1244 BPM2234 distance=48' 20439+1255 J 1888 distance=50' 20446+1333 YSC 242AB distance=50' 20440+1256 DAM 218 distance=50' 20379+1338 KPP2532 distance=51' 20446+1312 TDS1098 distance=51' 20419+1419 HU 1199 distance=54' 20391+1243 BPM2218 distance=54' 20397+1415 UC 4247 distance=55' 20418+1231 STF2715 distance=56' 20441+1258 J 1889 distance=69' 20445+1415 BPM2244 distance=69' 20457+1302 WFC 258 distance=69' 20450+1244 BU 64AB distance=70' 20450+1244 STTA209AC distance=70' 20450+1244 BU 64AD distance=70' 20372+1250 A 1680 distance=70' 20450+1244 D 32CD distance=71' 20364+1339 BPM2206 distance=73' 20363+1328 BPM2203AB distance=74' 20363+1328 BPM2204AC distance=74' 20420+1212 BPM2231 distance=75' 20440+1225 HJ 1566AB distance=75' 20440+1225 HJ 1566AC distance=75' 20362+1311 BPM2202 distance=76' 20458+1405 BPM2256 distance=76' 20427+1440 BPM2233 distance=77' 20466+1334 GWP2996 distance=78' 20410+1206 HEI 587 distance=80' 20467+1343 BPM2262 distance=81' 20373+1230 UC 4235 distance=82' 20438+1440 J 1345 distance=82' 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 20413+1327 BPM2228 BC 141 118.1
Show 20413+1327 BPM2227 AB 173 68.5 2
Show 20408+1332 GWP2982 31 88.8 10
Show 20421+1341 BPM2232 346 68.4 19
Show 20426+1335 HEI 279 AB 115 25.1 21
Show 20426+1335 HEI 279 BC 211 4.1 22
Show 20396+1310 J 912 125 1.8 30
Show 20391+1329 TDT2453 Aa,Ab 117 0.5 32
Show 20391+1329 UC 4242 AB 105 45.3 32
Show 20426+1300 GWP2988 23 19.1 33
Show 20438+1330 BPM2238 50 66.9 37
Show 20418+1404 J 2575 305 1.7 41
Show 20402+1248 BPM2223 290 95.3 42
Show 20397+1406 J 3104 286 6.2 46
Show 20426+1244 STF2718 AB 87 8.5 47
Show 20426+1244 STF2718 AC 346 167.2 47
Show 20426+1244 STF2718 BC 346 167.3 47
Show 20390+1400 BPM2217 287 65.7 48
Show 20405+1240 HEI 278 135 3.4 48
Show 20428+1244 BPM2234 331 93.5 48
Show 20439+1255 J 1888 158 10.0 50
Show 20446+1333 YSC 242 AB 157 1.5 50
Show 20440+1256 DAM 218 342 5.7 50
Show 20379+1338 KPP2532 26 22.8 51
Show 20446+1312 TDS1098 279 0.9 51
Show 20419+1419 HU 1199 249 0.7 54
Show 20391+1243 BPM2218 252 64.4 54
Show 20397+1415 UC 4247 147 32.7 55
Show 20418+1231 STF2715 2 12.4 56
Show 20441+1258 J 1889 10 4.6 69
Show 20445+1415 BPM2244 315 57.7 69
Show 20457+1302 WFC 258 284 11.7 69
Show 20450+1244 BU 64 AB 174 0.7 70
Show 20450+1244 STTA209 AC 155 97.2 70
Show 20450+1244 BU 64 AD 117 64.3 70
Show 20372+1250 A 1680 295 3.8 70
Show 20450+1244 D 32 CD 15 60.8 71
Show 20364+1339 BPM2206 91 38.2 73
Show 20363+1328 BPM2203 AB 231 51.2 74
Show 20363+1328 BPM2204 AC 356 69.3 74
Show 20420+1212 BPM2231 330 108.9 75
Show 20440+1225 HJ 1566 AB 16 16.9 75
Show 20440+1225 HJ 1566 AC 331 32.4 75
Show 20362+1311 BPM2202 129 111.9 76
Show 20458+1405 BPM2256 194 73.0 76
Show 20427+1440 BPM2233 190 72.4 77
Show 20466+1334 GWP2996 157 54.2 78
Show 20410+1206 HEI 587 36 1.2 80
Show 20467+1343 BPM2262 331 74.6 81
Show 20373+1230 UC 4235 132 44.9 82
Show 20438+1440 J 1345 278 3.5 82

 
 
WDS 20413+1327 : COMPONENTS
 
 
  A B
B pa=172.8°
sep=68.34"
 
C pa=153.1°
sep=178.83"
pa=141.7°
sep=116.79"
 
 
20413+1327 A
 
 
Coord arcsec 2000 204116.59+132728.6 Mag 14 PmRA 7.00 PmDE -9.0
 
 
20413+1327 B
 
 
Coord arcsec 2000 204117.18+132620.8 Coord calc 204117.18+132620.8 Mag 14.08 PmRA -15.00
PmDE -8.0 Calc delta mag 0.08
 
 
20413+1327 C
 
 
Coord arcsec 2000 204122.14+132449.2 Mag 15.61 PmRA -12.00 PmDE -13.0
Calc delta mag 1.61 Calc coord yes