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Current system
20269+1727
BPM 2164


Nearby doubles
10' : 20270+1736
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BPM2183



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

20269+1727 BPM 2164

 
 
20h 26m 52.28s +17° 26' 54.2" P.A. 20.00 sep 110.5 mag 14.87,15.58
 
 
Coord 2000 20269+1727 Discov num BPM2164 Comp Coord arcsec 2000 20 26 52.28 +17 26 54.2
Date first 1993 Date last 2015 Obs 9
Pa first 20 Pa last 19.9 P.A. Now (θ) 19.9°
Sep first 110.4 Sep last 110.519 Sep. Now (ρ) 110.519"
Mag pri 14.87 Mag sec 15.58 delta mag (ΔM) 0.71 Spectral class
Pri motion ra -016 Sec motion ra -012
Pri motion dec -014 Sec motion dec -005
Notes N V (See Notes, Proper motion indicates physical)
rPM=0.463
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Delphinus Gaia DR2 1815003701269763072
 
 
WDS 20269+1727 BPM 2164 : NOTES
 
 
discov_num notes refcode
BPM2164 [PM2000] 2302089 + [PM2000] 2302325. 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
20269+1727 BPM2164 1997 2 20 110.5 14.87 15.58 NV 202652.28+172654.2
20269+1727 BPM2164 2001 3 20 110.5 14.87 15.58 NV 202652.28+172654.2
20269+1727 BPM2164 2010 4 20 110.4 14.87 15.58 NV 202652.28+172654.2
20269+1727 BPM2164 2015 5 20 110.5 14.87 15.58 NV 202652.28+172654.2

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

 
 
WDS 20269+1727 BPM 2164 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20269+1727 BPM 2164 : MEASURES
 
 
No records found.

 
 
WDS 20269+1727 : VIRTUAL EYEPIECE
 
 

20269+1727 BPM2164A mag 14.87 20269+1727 BPM2164B sep 109.9 P.A. 19.10 mag 15.58 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 20269+1727 : ALADIN DSS IMAGE @ 20h 26m 52.28s +17° 26' 54.2"
 
 
 
 
WDS 20269+1727 BPM 2164 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20269+1727 BPM2164 distance=1' 20270+1736 BPM2167 distance=10' 20266+1736 GWP2948 distance=10' 20262+1721 BPM2158 distance=12' 20263+1743 HJ 2962 distance=18' 20269+1747 BPM2163 distance=20' 20284+1713 HJ 2969 distance=26' 20267+1701 BRT1342 distance=27' 20268+1656 HO 129 distance=31' 20292+1728 BRT2477 distance=33' 20292+1735 BPMA249 distance=35' 20247+1747 BPMA247 distance=37' 20281+1654 HEI 180 distance=38' 20278+1805 HJL1103 distance=40' 20267+1646 TVB 314 distance=41' 20298+1712 J 510 distance=45' 20307+1718 BPM2178 distance=56' 20229+1728 BPMA246 distance=58' 20276+1629 GWP2953 distance=60' 20235+1811 J 839 distance=65' 20280+1624 BPM2170 distance=66' 20224+1745 BPM2132 distance=66' 20311+1648 J 563BC distance=71' 20311+1648 ROE 14AB distance=72' 20218+1729 BPM2128 distance=72' 20291+1622 BPM2172 distance=73' 20215+1721 KPP1798 distance=78' 20319+1758 BPM2183 distance=78' 20294+1617 BPM2174 distance=79' 20243+1617 BPM2144 distance=80' 20322+1754 GWP2966 distance=81' 20253+1609 BPM2150 distance=81' 20305+1829 J 2313 distance=81' 20283+1846 HO 131AB distance=82' 20283+1846 HO 131AC distance=82' 20283+1846 HO 131AD distance=82' 20268+1603 GWP2950 distance=84' 20222+1623 STF2670AB distance=93' 20222+1623 ABH 139AD distance=93' 20222+1623 GUI 31AC distance=93' 20329+1803 HJ 2977 distance=93' 20222+1623 STF2670BC distance=93' 20255+1555 BPM2152 distance=94' 20231+1844 LDS5905 distance=94' 20332+1659 BPM2185 distance=95' 20202+1734 BPM2116 distance=96' 20219+1622 LEP 169 distance=96' 20271+1549 BPM2168 distance=98' 20199+1733 HJ 2950 distance=99' 20259+1549 BPM2154 distance=100' 20338+1704 BPM2188 distance=102' 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 20269+1727 BPM2164 20 110.5 1
Show 20270+1736 BPM2167 207 101.3 10
Show 20266+1736 GWP2948 182 22.1 10
Show 20262+1721 BPM2158 251 115.1 12
Show 20263+1743 HJ 2962 103 13.4 18
Show 20269+1747 BPM2163 31 113.7 20
Show 20284+1713 HJ 2969 170 6.0 26
Show 20267+1701 BRT1342 90 5.8 27
Show 20268+1656 HO 129 163 4.7 31
Show 20292+1728 BRT2477 155 4.0 33
Show 20292+1735 BPMA249 155 287.6 35
Show 20247+1747 BPMA247 40 194.2 37
Show 20281+1654 HEI 180 166 1.1 38
Show 20278+1805 HJL1103 82 126.5 40
Show 20267+1646 TVB 314 209 17.2 41
Show 20298+1712 J 510 248 4.9 45
Show 20307+1718 BPM2178 217 110.0 56
Show 20229+1728 BPMA246 219 171.9 58
Show 20276+1629 GWP2953 29 69.7 60
Show 20235+1811 J 839 347 2.1 65
Show 20280+1624 BPM2170 207 80.4 66
Show 20224+1745 BPM2132 278 95.1 66
Show 20311+1648 J 563 BC 215 5.1 71
Show 20311+1648 ROE 14 AB 262 7.0 72
Show 20218+1729 BPM2128 283 75.4 72
Show 20291+1622 BPM2172 155 50.8 73
Show 20215+1721 KPP1798 235 13.9 78
Show 20319+1758 BPM2183 115 110.7 78
Show 20294+1617 BPM2174 211 87.3 79
Show 20243+1617 BPM2144 81 65.0 80
Show 20322+1754 GWP2966 75 121.0 81
Show 20253+1609 BPM2150 238 101.1 81
Show 20305+1829 J 2313 137 6.2 81
Show 20283+1846 HO 131 AB 334 3.4 82
Show 20283+1846 HO 131 AC 69 64.4 82
Show 20283+1846 HO 131 AD 97 76.9 82
Show 20268+1603 GWP2950 44 20.6 84
Show 20222+1623 STF2670 AB 153 30.0 93
Show 20222+1623 ABH 139 AD 143 93.0 93
Show 20222+1623 GUI 31 AC 129 37.0 93
Show 20329+1803 HJ 2977 317 20.1 93
Show 20222+1623 STF2670 BC 77 15.9 93
Show 20255+1555 BPM2152 335 107.4 94
Show 20231+1844 LDS5905 116 3.5 94
Show 20332+1659 BPM2185 75 70.1 95
Show 20202+1734 BPM2116 71 70.5 96
Show 20219+1622 LEP 169 13 4.6 96
Show 20271+1549 BPM2168 55 108.3 98
Show 20199+1733 HJ 2950 282 14.6 99
Show 20259+1549 BPM2154 206 93.0 100
Show 20338+1704 BPM2188 244 105.7 102

 
 
WDS 20269+1727 : COMPONENTS
 
 
  A
B pa=19.1°
sep=109.94"
 
 
20269+1727 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 202652.28+172654.2 Mag 14.87 PmRA -16.00
PmDE -14.0
 
 
20269+1727 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 202654.79+172838.1 Mag 15.58 PmRA -12.00
PmDE -5.0 Calc delta mag 0.71 Calc coord yes