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Current system
20448+1512
BPM 2253


Nearby doubles
13' : 20444+1500
BPM2243

22' : 20435+1504
CIA 11

22' : 20462+1520
YR 27AB

22' : 20434+1512
UC 4270

26' : 20455+1448
GWP2994

29' : 20457+1537
BPM2255

30' : 20467+1523
BPM2263

32' : 20466+1532
J 3110

32' : 20436+1537
J 3108

35' : 20435+1540
GWP2990

36' : 20438+1440
J 1345

41' : 20465+1439
BPM2259

43' : 20477+1519
BPM2266

45' : 20427+1440
BPM2233

48' : 20462+1554
STF2725AB

50' : 20465+1429
BPM2260

53' : 20413+1458
NSN 4

54' : 20446+1605
BPM2245

56' : 20434+1604
HJ 1564

57' : 20445+1415
BPM2244

57' : 20483+1444
LSC 93

57' : 20485+1448
J 1890

58' : 20485+1450
BRT1349

58' : 20468+1602
BPM2264

59' : 20477+1430
TDT2542

60' : 20468+1420
BRT1347



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

20448+1512 BPM 2253

 
 
20h 44m 50.00s +15° 11' 33.3" P.A. 241.00 sep 75.8 mag 12.45,15.52
 
 
Coord 2000 20448+1512 Discov num BPM2253 Comp Coord arcsec 2000 20 44 50.00 +15 11 33.3
Date first 1993 Date last 2015 Obs 8
Pa first 241 Pa last 241.3 P.A. Now (θ) 241.3°
Sep first 76.1 Sep last 75.806 Sep. Now (ρ) 75.806"
Mag pri 12.45 Mag sec 15.52 delta mag (ΔM) 3.07 Spectral class
Pri motion ra -008 Sec motion ra -002
Pri motion dec -010 Sec motion dec -004
Notes N V (See Notes, Proper motion indicates physical)
rPM=0.663
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Delphinus Gaia DR2 1762519407067807360
 
 
WDS 20448+1512 BPM 2253 : NOTES
 
 
discov_num notes refcode
BPM2253 [PM2000] 2384091 + [PM2000] 2383815. 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
20448+1512 BPM2253 1997 2 241 75.9 12.74 15.90 NV 204450.00+151133.3
20448+1512 BPM2253 2001 3 241 75.8 12.74 15.90 NV 204450.00+151133.3
20448+1512 BPM2253 2010 4 241 75.9 12.45 15.52 NV 204450.00+151133.3
20448+1512 BPM2253 2015 5 241 75.8 12.45 15.52 NV 204450.00+151133.3

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

 
 
WDS 20448+1512 BPM 2253 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20448+1512 BPM 2253 : MEASURES
 
 
No records found.

 
 
WDS 20448+1512 : VIRTUAL EYEPIECE
 
 

20448+1512 BPM2253A mag 12.45 20448+1512 BPM2253B sep 73.8 P.A. 240.40 mag 15.52 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 20448+1512 : ALADIN DSS IMAGE @ 20h 44m 50.00s +15° 11' 33.3"
 
 
 
 
WDS 20448+1512 BPM 2253 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20448+1512 BPM2253 distance=0' 20444+1500 BPM2243 distance=13' 20435+1504 CIA 11 distance=22' 20462+1520 YR 27AB distance=22' 20434+1512 UC 4270 distance=22' 20455+1448 GWP2994 distance=26' 20457+1537 BPM2255 distance=29' 20467+1523 BPM2263 distance=30' 20466+1532 J 3110 distance=32' 20436+1537 J 3108 distance=32' 20435+1540 GWP2990 distance=35' 20438+1440 J 1345 distance=36' 20465+1439 BPM2259 distance=41' 20477+1519 BPM2266 distance=43' 20427+1440 BPM2233 distance=45' 20462+1554 WSI 110Aa,Ab distance=48' 20462+1554 STF2725AB distance=48' 20465+1429 BPM2260 distance=50' 20413+1458 NSN 4 distance=53' 20446+1605 BPM2245 distance=54' 20434+1604 HJ 1564 distance=56' 20445+1415 BPM2244 distance=57' 20483+1444 LSC 93 distance=57' 20485+1448 J 1890 distance=57' 20485+1450 BRT1349 distance=58' 20468+1602 BPM2264 distance=58' 20477+1430 TDT2542 distance=59' 20468+1420 BRT1347 distance=60' 20467+1607 STF2727AB distance=62' 20467+1607 FYM 18AD distance=62' 20485+1545 BPM2272 distance=64' 20413+1551 UC 4257 distance=65' 20406+1539 HDS2947 distance=68' 20402+1503 UC 4251 distance=68' 20419+1419 HU 1199 distance=68' 20458+1405 BPM2256 distance=69' 20481+1601 BPM2269 distance=69' 20466+1616 BPM2261 distance=70' 20489+1558 BPM2275 distance=75' 20463+1624 BPM2257 distance=76' 20406+1559 BPM2225 distance=78' 20418+1404 J 2575 distance=79' 20481+1616 SKF1770 distance=80' 20415+1611 J 2319 distance=80' 20504+1459 BPM2280 distance=82' 20495+1426 BRT1955 distance=82' 20481+1404 UC 4293 distance=83' 20446+1635 BPM2250BC distance=84' 20393+1529 HEI 77 distance=84' 20446+1635 BPM2248AB distance=84' 20446+1635 BPM2249AC distance=84' 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 20448+1512 BPM2253 241 75.8
Show 20444+1500 BPM2243 169 106.5 13
Show 20435+1504 CIA 11 334 0.0 22
Show 20462+1520 YR 27 AB 240 0.9 22
Show 20434+1512 UC 4270 2 52.2 22
Show 20455+1448 GWP2994 229 32.3 26
Show 20457+1537 BPM2255 85 72.3 29
Show 20467+1523 BPM2263 265 53.6 30
Show 20466+1532 J 3110 222 6.9 32
Show 20436+1537 J 3108 196 6.3 32
Show 20435+1540 GWP2990 291 26.5 35
Show 20438+1440 J 1345 278 3.5 36
Show 20465+1439 BPM2259 296 106.3 41
Show 20477+1519 BPM2266 294 106.0 43
Show 20427+1440 BPM2233 190 72.4 45
Show 20462+1554 WSI 110 Aa,Ab 343 0.0 48
Show 20462+1554 STF2725 AB 12 6.2 48
Show 20465+1429 BPM2260 89 86.7 50
Show 20413+1458 NSN 4 71 4.6 53
Show 20446+1605 BPM2245 198 112.1 54
Show 20434+1604 HJ 1564 41 11.4 56
Show 20445+1415 BPM2244 315 57.7 57
Show 20483+1444 LSC 93 142 0.2 57
Show 20485+1448 J 1890 141 6.8 57
Show 20485+1450 BRT1349 46 2.7 58
Show 20468+1602 BPM2264 222 107.2 58
Show 20477+1430 TDT2542 76 0.5 59
Show 20468+1420 BRT1347 30 3.3 60
Show 20467+1607 STF2727 AB 266 8.8 62
Show 20467+1607 FYM 18 AD 323 109.4 62
Show 20485+1545 BPM2272 333 103.7 64
Show 20413+1551 UC 4257 208 20.3 65
Show 20406+1539 HDS2947 111 0.2 68
Show 20402+1503 UC 4251 291 52.0 68
Show 20419+1419 HU 1199 249 0.7 68
Show 20458+1405 BPM2256 194 73.0 69
Show 20481+1601 BPM2269 222 81.9 69
Show 20466+1616 BPM2261 202 69.5 70
Show 20489+1558 BPM2275 143 74.7 75
Show 20463+1624 BPM2257 337 107.8 76
Show 20406+1559 BPM2225 57 22.7 78
Show 20418+1404 J 2575 305 1.7 79
Show 20481+1616 SKF1770 223 3.4 80
Show 20415+1611 J 2319 192 7.5 80
Show 20504+1459 BPM2280 131 60.8 82
Show 20495+1426 BRT1955 109 5.0 82
Show 20481+1404 UC 4293 5 14.4 83
Show 20446+1635 BPM2250 BC 332 117.2 84
Show 20393+1529 HEI 77 41 1.4 84
Show 20446+1635 BPM2248 AB 95 107.8 84
Show 20446+1635 BPM2249 AC 29 107.0 84

 
 
WDS 20448+1512 : COMPONENTS
 
 
  A
B pa=240.4°
sep=73.78"
 
 
20448+1512 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 204450.00+151133.3 Mag 12.45 PmRA -8.00
PmDE -10.0
 
 
20448+1512 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 204445.57+151056.9 Mag 15.52 PmRA -2.00
PmDE -4.0 Calc delta mag 3.07 Calc coord yes