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Current system
20281+0140
BAL 1560


Nearby doubles
17' : 20291+0135
GWP2956AB

21' : 20293+0132
BAL1561

23' : 20266+0143
BAL1558

26' : 20267+0155
J 155AB

31' : 20263+0156
BAL1557

35' : 20302+0156
BAL1562

36' : 20275+0107
J 560

43' : 20253+0133
BAL1556

48' : 20283+0052
FSM 2

53' : 20298+0227
BAL2027

53' : 20310+0211
J 561

54' : 20258+0058
SKF 927

58' : 20269+0045
CVR 224

59' : 20306+0224
BAL2028

64' : 20246+0104
STF2677AB

66' : 20251+0225
LDS4841

67' : 20260-0041
A 728

70' : 20251+0233
BAL2023

77' : 20330+0201
TDT2361

77' : 20329+0113
BAL1216

79' : 20258+0029
TDT2266

81' : 20228+0156
TDT2221

82' : 20300+0023
JNN 283

83' : 20323+0049
UC 4207

83' : 20236-0055
RST5155

85' : 20227+0119
BAL1555



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

20281+0140 BAL 1560

 
 
20h 28m 05.08s +01° 40' 04.5" P.A. 3.00 sep 6.6 mag 10.62,14.30
 
 
Coord 2000 20281+0140 Discov num BAL1560 Comp Coord arcsec 2000 20 28 05.08 +01 40 04.5
Date first 1941 Date last 2016 Obs 6
Pa first 10 Pa last 3.3 P.A. Now (θ) 3.3°
Sep first 6.0 Sep last 6.56 Sep. Now (ρ) 6.56"
Mag pri 10.62 Mag sec 14.30 delta mag (ΔM) 3.68 Spectral class
Pri motion ra +000 Sec motion ra
Pri motion dec -004 Sec motion dec
Notes N (See Notes)
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Aquila Tycho2 0497-00254-1 Gaia DR2 4231030282527971968
 
 
WDS 20281+0140 BAL 1560 : NOTES
 
 
discov_num notes refcode
BAL1560 J 1774.
 
 
REFERENCES
 
 
refcode metd author reference
Bal1924 Ma - Baillaud, R. 1924JO......7..117B
Bal1924 J. Obs. 7, 117, 1924
Bal1925 Ma - Baillaud, R. 1925JO......8...53B
Bal1925 J. Obs. 8, 53, 1925
Bal1925b Ma j Baillaud, R. 1925JO......8...56B
Bal1925b J. Obs. 8, 56, 1925
Bal1926 Ma - Baillaud, R. 1926JO......9..129P
Bal1926 J. Obs. 9, 129, 1926
Bal1937A Ma - Baillaud, R. 1937AnLei..18....1S
Bal1937A cited by Strand (Ann. Sterrew. Leiden 18, 1937)
Bal1944 C - Baillaud, R. 1944AnBes...3...33B
Bal1944 +Pa Ann. Obs. Besancon New Ser. 3, 33, 1943
Bal1944 +Po
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20281+0140 BAL1560 1941 1 10 6.0 10.62 14.30 N 202805.08+014004.5
20281+0140 BAL1560 1998 2 1 5.6 10.62 14.30 N 202805.08+014004.5
20281+0140 BAL1560 2015 3 2 5.7 10.62 14.30 N 202805.08+014004.5
20281+0140 BAL1560 2016 4 3 6.6 10.62 14.30 N 202805.08+014004.5

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

 
 
WDS 20281+0140 BAL 1560 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20281+0140 BAL 1560 : MEASURES
 
 
No records found.

 
 
WDS 20281+0140 : VIRTUAL EYEPIECE
 
 

20281+0140 BAL1560A mag 10.62 20281+0140 BAL1560B sep 6.6 P.A. 3.30 mag 14.3 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 20281+0140 : ALADIN DSS IMAGE @ 20h 28m 05.08s +01° 40' 04.5"
 
 
 
 
WDS 20281+0140 BAL 1560 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20281+0140 BAL1560 distance=0' 20291+0135 GWP2956AB distance=17' 20291+0135 GWP2957AC distance=17' 20293+0132 BAL1561 distance=21' 20266+0143 BAL1558 distance=23' 20267+0155 J 155AB distance=26' 20267+0155 J 155BC distance=27' 20263+0156 BAL1557 distance=31' 20302+0156 BAL1562 distance=35' 20275+0107 J 560 distance=36' 20253+0133 BAL1556 distance=43' 20283+0052 FSM 2 distance=48' 20298+0227 BAL2027 distance=53' 20310+0211 J 561 distance=53' 20258+0058 SKF 927 distance=54' 20269+0045 CVR 224 distance=58' 20306+0224 BAL2028 distance=59' 20246+0104 STF2677AB distance=64' 20246+0104 STF2677AC distance=64' 20251+0225 LDS4841 distance=66' 20260-0041 A 728 distance=67' 20251+0233 BAL2023 distance=70' 20330+0201 TDT2361 distance=77' 20329+0113 BAL1216 distance=77' 20258+0029 TDT2266 distance=79' 20228+0156 TDT2221 distance=81' 20300+0023 JNN 283 distance=82' 20323+0049 UC 4207 distance=83' 20236-0055 RST5155 distance=83' 20227+0119 BAL1555 distance=85' 20289-0016 RST5156 distance=85' 20225+0155 HJ 2955 distance=88' 20278+0311 HJ 917 distance=91' 20280-0009 SHY 333BC distance=91' 20280-0009 HJ 916AB distance=92' 20257+0304 BAL2024 distance=92' 20321+0251 BAL2030 distance=93' 20313+0020 BAL 923 distance=94' 20274+0317 BAL2025 distance=98' 20247+0302 J 1342 distance=99' 20222-0054 UC 4160 distance=100' 20307+0311 BAL2029 distance=100' 20302+0321 DOO 87 distance=107' 20342-0045 BAL 613 distance=107' 20291+0325 HJ 2968 distance=107' 20322+0012 GWP2965 distance=108' 20351+0202 BAL1564 distance=108' 20216-0048 HJ 914 distance=111' 20294+0330 HJ 2970 distance=112' 20351+0218 UC 4224 distance=113' 20366+0123 HJ 5513AB distance=113' 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 20281+0140 BAL1560 3 6.6
Show 20291+0135 GWP2956 AB 250 16.5 17
Show 20291+0135 GWP2957 AC 258 172.4 17
Show 20293+0132 BAL1561 8 15.8 21
Show 20266+0143 BAL1558 9 18.3 23
Show 20267+0155 J 155 AB 348 53.1 26
Show 20267+0155 J 155 BC 164 3.3 27
Show 20263+0156 BAL1557 211 6.4 31
Show 20302+0156 BAL1562 308 9.0 35
Show 20275+0107 J 560 188 4.2 36
Show 20253+0133 BAL1556 22 6.6 43
Show 20283+0052 FSM 2 118 0.0 48
Show 20298+0227 BAL2027 171 4.2 53
Show 20310+0211 J 561 176 4.3 53
Show 20258+0058 SKF 927 230 65.9 54
Show 20269+0045 CVR 224 217 35.6 58
Show 20306+0224 BAL2028 196 9.5 59
Show 20246+0104 STF2677 AB 30 31.2 64
Show 20246+0104 STF2677 AC 13 16.2 64
Show 20251+0225 LDS4841 246 44.6 66
Show 20260-0041 A 728 348 0.3 67
Show 20251+0233 BAL2023 330 7.4 70
Show 20330+0201 TDT2361 37 0.5 77
Show 20329+0113 BAL1216 157 15.1 77
Show 20258+0029 TDT2266 270 1.7 79
Show 20228+0156 TDT2221 260 0.7 81
Show 20300+0023 JNN 283 354 0.4 82
Show 20323+0049 UC 4207 297 31.1 83
Show 20236-0055 RST5155 191 1.1 83
Show 20227+0119 BAL1555 140 16.6 85
Show 20289-0016 RST5156 329 1.2 85
Show 20225+0155 HJ 2955 246 14.1 88
Show 20278+0311 HJ 917 37 12.8 91
Show 20280-0009 SHY 333 BC 149 999.9 91
Show 20280-0009 HJ 916 AB 260 14.8 92
Show 20257+0304 BAL2024 70 16.1 92
Show 20321+0251 BAL2030 286 10.8 93
Show 20313+0020 BAL 923 146 3.5 94
Show 20274+0317 BAL2025 94 10.2 98
Show 20247+0302 J 1342 333 2.4 99
Show 20222-0054 UC 4160 4 58.8 100
Show 20307+0311 BAL2029 141 7.5 100
Show 20302+0321 DOO 87 33 11.9 107
Show 20342-0045 BAL 613 145 6.4 107
Show 20291+0325 HJ 2968 50 15.3 107
Show 20322+0012 GWP2965 69 27.8 108
Show 20351+0202 BAL1564 268 4.8 108
Show 20216-0048 HJ 914 164 18.7 111
Show 20294+0330 HJ 2970 180 12.0 112
Show 20351+0218 UC 4224 220 16.1 113
Show 20366+0123 HJ 5513 AB 93 11.9 113

 
 
WDS 20281+0140 : COMPONENTS
 
 
  A
B pa=3.3°
sep=6.56"
 
 
20281+0140 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 202805.08+014004.5 Mag 10.62 PmRA 0.00
PmDE -4.0 Tycho2 0497-00254-1
Tycho2
Tycho2 0497-00254-1 Pflag RAmdeg 307.02119542 DEmdeg 1.66793049
PmRA 0.0 PmDE -4.1 E RAmdeg 37 E DEmdeg 43
E pmRA 1.6 E pmDE 1.6 EpRAm 1984.59 EpDEm 1981.27
Num 3 Q RAmdeg 1.0 Q DEmdeg 0.2 Q pmRA 1.1
Q pmDE 0.2 BTmag 11.665 E BTmag 0.082 VTmag 10.622
E VTmag 0.055 Prox 640 TYC T HIP
CCDM RAdeg 307.02119528 DEdeg 1.66794028 EpRA 1990 1.48
EpDE 1990 1.28 E RAdeg 39.0 E DEdeg 46.3 Posflg
Corr -0.2
 
 
20281+0140 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 202805.11+014011.0 Mag 14.3 Calc delta mag 3.68
Calc coord yes