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20271+1549
BPM 2168


Nearby doubles
9' : 20270+1541
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TDT2256

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J 3085



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

20271+1549 BPM 2168

 
 
20h 27m 05.66s +15° 49' 08.5" P.A. 55.00 sep 108.3 mag 15.87,15.68
 
 
Coord 2000 20271+1549 Discov num BPM2168 Comp Coord arcsec 2000 20 27 05.66 +15 49 08.5
Date first 1990 Date last 2015 Obs 6
Pa first 55 Pa last 55.1 P.A. Now (θ) 55.1°
Sep first 108.8 Sep last 108.261 Sep. Now (ρ) 108.261"
Mag pri 15.87 Mag sec 15.68 delta mag (ΔM) 0.19 Spectral class
Pri motion ra -005 Sec motion ra -014
Pri motion dec -008 Sec motion dec -010
Notes N V (See Notes, Proper motion indicates physical)
rPM=0.536
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Delphinus Gaia DR2 1805616865563795328
 
 
WDS 20271+1549 BPM 2168 : NOTES
 
 
discov_num notes refcode
BPM2168 [PM2000] 2303338 + [PM2000] 2303898. 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
20271+1549 BPM2168 1997 2 55 108.5 15.83 16.00 NV 202705.66+154908.5
20271+1549 BPM2168 2001 3 55 108.4 15.83 16.00 NV 202705.66+154908.5
20271+1549 BPM2168 2010 4 55 108.4 15.87 15.68 NV 202705.66+154908.5
20271+1549 BPM2168 2015 5 55 108.3 15.87 15.68 NV 202705.66+154908.5

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

 
 
WDS 20271+1549 BPM 2168 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20271+1549 BPM 2168 : MEASURES
 
 
No records found.

 
 
WDS 20271+1549 : VIRTUAL EYEPIECE
 
 

20271+1549 BPM2168A mag 15.87 20271+1549 BPM2168B sep 105.5 P.A. 54.10 mag 15.68 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 20271+1549 : ALADIN DSS IMAGE @ 20h 27m 05.66s +15° 49' 08.5"
 
 
 
 
WDS 20271+1549 BPM 2168 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20271+1549 BPM2168 distance=0' 20270+1541 BPM2165 distance=9' 20268+1603 GWP2950 distance=15' 20259+1549 BPM2154 distance=17' 20255+1555 BPM2152 distance=24' 20252+1532 TDT2256 distance=33' 20253+1609 BPM2150 distance=33' 20250+1532 TDS1072 distance=35' 20275+1514 J 3087 distance=36' 20279+1515 BPMA248 distance=36' 20280+1624 BPM2170 distance=37' 20276+1629 GWP2953 distance=41' 20288+1514 SLW1225 distance=43' 20291+1622 BPM2172 distance=44' 20294+1617 BPM2174 distance=45' 20257+1510 BPM2153 distance=45' 20243+1617 BPM2144 distance=50' 20295+1512 BPM2175 distance=51' 20306+1540 GRV 346 distance=53' 20274+1457 BRT1343 distance=54' 20275+1454 A 1674CD distance=56' 20275+1454 A 1674AB distance=56' 20275+1454 A 1674AC distance=56' 20267+1646 TVB 314 distance=58' 20311+1548 A 1675 distance=58' 20311+1600 BPM2181 distance=60' 20246+1459 BPM2145 distance=62' 20230+1533 BPM2136 distance=62' 20263+1445 J 3085 distance=65' 20233+1515 BPM2138AB distance=66' 20233+1515 BPM2139AC distance=66' 20233+1515 BPM2140BD distance=66' 20250+1451 J 842 distance=66' 20248+1452 STF2680 distance=66' 20281+1654 HEI 180 distance=67' 20268+1656 HO 129 distance=68' 20226+1529 BPM2133 distance=69' 20231+1508 BPM2137 distance=71' 20267+1701 BRT1342 distance=72' 20250+1443 BPM2147 distance=74' 20226+1510 LDS4838 distance=75' 20247+1443 HJ 1508AB distance=75' 20247+1443 VLM 4AC distance=75' 20222+1623 STF2670BC distance=78' 20222+1623 STF2670AB distance=79' 20222+1623 ABH 139AD distance=79' 20222+1623 GUI 31AC distance=79' 20267+1431 BPM2162 distance=79' 20216+1556 BPM2127 distance=79' 20247+1438 HJ 1507 distance=80' 20216+1546 BPM2126 distance=80' 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 20271+1549 BPM2168 55 108.3
Show 20270+1541 BPM2165 182 62.1 9
Show 20268+1603 GWP2950 44 20.6 15
Show 20259+1549 BPM2154 206 93.0 17
Show 20255+1555 BPM2152 335 107.4 24
Show 20252+1532 TDT2256 43 0.9 33
Show 20253+1609 BPM2150 238 101.1 33
Show 20250+1532 TDS1072 161 0.9 35
Show 20275+1514 J 3087 329 6.2 36
Show 20279+1515 BPMA248 224 168.3 36
Show 20280+1624 BPM2170 207 80.4 37
Show 20276+1629 GWP2953 29 69.7 41
Show 20288+1514 SLW1225 38 11.7 43
Show 20291+1622 BPM2172 155 50.8 44
Show 20294+1617 BPM2174 211 87.3 45
Show 20257+1510 BPM2153 113 95.6 45
Show 20243+1617 BPM2144 81 65.0 50
Show 20295+1512 BPM2175 197 75.4 51
Show 20306+1540 GRV 346 11 66.6 53
Show 20274+1457 BRT1343 335 4.5 54
Show 20275+1454 A 1674 CD 171 1.3 56
Show 20275+1454 A 1674 AB 14 0.9 56
Show 20275+1454 A 1674 AC 294 8.4 56
Show 20267+1646 TVB 314 209 17.2 58
Show 20311+1548 A 1675 294 0.1 58
Show 20311+1600 BPM2181 57 94.1 60
Show 20246+1459 BPM2145 162 73.2 62
Show 20230+1533 BPM2136 245 91.7 62
Show 20263+1445 J 3085 206 6.0 65
Show 20233+1515 BPM2138 AB 179 54.0 66
Show 20233+1515 BPM2139 AC 359 111.7 66
Show 20233+1515 BPM2140 BD 306 82.6 66
Show 20250+1451 J 842 180 4.2 66
Show 20248+1452 STF2680 288 16.2 66
Show 20281+1654 HEI 180 166 1.1 67
Show 20268+1656 HO 129 163 4.7 68
Show 20226+1529 BPM2133 169 63.6 69
Show 20231+1508 BPM2137 314 41.6 71
Show 20267+1701 BRT1342 90 5.8 72
Show 20250+1443 BPM2147 65 92.4 74
Show 20226+1510 LDS4838 25 19.4 75
Show 20247+1443 HJ 1508 AB 59 13.9 75
Show 20247+1443 VLM 4 AC 152 17.4 75
Show 20222+1623 STF2670 BC 77 15.9 78
Show 20222+1623 STF2670 AB 153 30.0 79
Show 20222+1623 ABH 139 AD 143 93.0 79
Show 20222+1623 GUI 31 AC 129 37.0 79
Show 20267+1431 BPM2162 214 78.9 79
Show 20216+1556 BPM2127 197 109.9 79
Show 20247+1438 HJ 1507 64 10.4 80
Show 20216+1546 BPM2126 343 112.6 80

 
 
WDS 20271+1549 : COMPONENTS
 
 
  A
B pa=54.1°
sep=105.52"
 
 
20271+1549 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 202705.66+154908.5 Mag 15.87 PmRA -5.00
PmDE -8.0
 
 
20271+1549 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 202711.58+155010.4 Mag 15.68 PmRA -14.00
PmDE -10.0 Calc delta mag 0.19 Calc coord yes