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Doubles in session


Current system
21197+4228
ABH 144 AF


Nearby doubles
14' : 21206+4219
WSI 16

18' : 21206+4215
LDS2511AB

20' : 21213+4235
LDS2513

22' : 21202+4207
ES 1584

22' : 21183+4244
HJ 1634

25' : 21195+4253
FOX 259AB

26' : 21208+4206
GRV 453

27' : 21207+4251
GRV 452

37' : 21171+4206
TDT2883

38' : 21214+4301
ES 1585AB

39' : 21199+4307
COU2439

40' : 21178+4302
A 616

40' : 21161+4224
ES 1582

42' : 21200+4308
LDS2509

47' : 21218+4309
STT 438

49' : 21232+4258
COU2304AB

51' : 21151+4227
COU2228

51' : 21183+4140
COU2302AB

52' : 21192+4320
TDT2899

52' : 21171+4312
A 401

52' : 21155+4205
TDT2861

55' : 21155+4202
HJL1106

57' : 21202+4325
BRT1148

58' : 21169+4140
POP 186AB

59' : 21151+4257
COU2300

60' : 21235+4147
TDT2939



Selections
Full WDS
Binocular doubles
Binary Systems
Triple Systems
Quadruple Systems
Multiple Systems
Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

21197+4228 ABH 144 AF

 
 
21h 19m 41.17s +42° 28' 37.2" P.A. 245.00 sep 62.8 mag 11.14,14.84 Sp A2Vb
 
 
Coord 2000 21197+4228 Discov num ABH 144 Comp AF Coord arcsec 2000 21 19 41.17 +42 28 37.2
Date first 1987 Date last 2015 Obs 7
Pa first 246 Pa last 244.9 P.A. Now (θ) 244.9°
Sep first 63.0 Sep last 62.81 Sep. Now (ρ) 62.81"
Mag pri 11.14 Mag sec 14.84 delta mag (ΔM) 3.7 Spectral class A2Vb (white)
Pri motion ra +002 Sec motion ra +000
Pri motion dec +001 Sec motion dec -006
Notes U (Proper motion indicates non-physical)
rPM=1.213
This double is not physical.
 
 
21197+4228 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 21 19 41 +42 28 37 ES 1583 AB 2015 12 238 13.0 11.14 11.32 0.18
Show 21 19 41 +42 28 37 ES 1583 AC 2015 10 223 7.6 11.14 11.99 0.85
Show 21 19 41 +42 28 37 ABH 144 AD 2015 7 112 64.4 11.14 11.49 0.35
Show 21 19 41 +42 28 37 ABH 144 AE 2015 7 219 27.2 11.10 14.30 3.20
Show 21 19 41 +42 28 37 ABH 144 AF 2015 7 245 62.8 11.14 14.84 3.70 <===
Show 21 19 41 +42 28 37 ABH 144 AG 2015 7 238 82.9 11.14 15.32 4.18
Show 21 19 41 +42 28 37 ABH 144 AH 2015 7 22 41.7 11.14 15.09 3.95
Show 21 19 41 +42 28 37 ABH 144 AI 2015 7 117 69.6 11.10 15.50 4.40
Show 21 19 41 +42 28 37 ABH 144 AJ 2014 6 112 81.2 11.14 15.61 4.47
Show 21 19 41 +42 28 37 ABH 144 AK 2015 7 98 101.4 11.14 15.20 4.06
Show 21 19 40 +42 28 30 ES 1583 BC 2016 12 77 6.0 11.30 11.90 0.60
11-fold system
11 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Gaia DR2 1968914958140533760
 
 
WDS 21197+4228 ABH 144 AF : NOTES
 
 
No records found.

 
 
DISCOVERER
 
 
discov author
ABH Abt, H.A.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr dm_number notes coord_arcsec_2000
21197+4228 ABH 144 AF 1998 2 245 62.8 11.14 15.00 D 211941.17+422837.2
21197+4228 ABH 144 AF 2002 3 245 62.8 11.10 15.00 UD 211941.17+422837.2
21197+4228 ABH 144 AF 2015 4 245 62.8 11.14 14.84 A2Vb U 211941.17+422837.2

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

 
 
WDS 21197+4228 ABH 144 AF : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21197+4228 ABH 144 AF : MEASURES
 
 
No records found.

 
 
WDS 21197+4228 : VIRTUAL EYEPIECE
 
 

21197+4228 ES 1583A mag 11.14 Sp A2Vb 21197+4228 ES 1583B sep 12.9 P.A. 238.80 mag 11.3 21197+4228 ES 1583C sep 7.6 P.A. 222.90 mag 11.99 21197+4228 ABH 144D sep 64.4 P.A. 112.20 mag 11.49 21197+4228 ABH 144E sep 27.2 P.A. 219.10 mag 14.3 21197+4228 ABH 144F sep 62.8 P.A. 244.90 mag 14.84 21197+4228 ABH 144G sep 82.9 P.A. 238.00 mag 15.32 21197+4228 ABH 144H sep 41.7 P.A. 22.30 mag 15.09 21197+4228 ABH 144I sep 69.5 P.A. 116.90 mag 15.5 21197+4228 ABH 144J sep 81.2 P.A. 112.00 mag 15.61 21197+4228 ABH 144K sep 101.4 P.A. 98.40 mag 15.2 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 21197+4228 : ALADIN DSS IMAGE @ 21h 19m 41.17s +42° 28' 37.2"
 
 
 
 
WDS 21197+4228 ABH 144 AF : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21197+4228 ES 1583AB distance=1' 21197+4228 ABH 144AD distance=1' 21197+4228 ABH 144AE distance=1' 21197+4228 ABH 144AF distance=1' 21197+4228 ABH 144AG distance=1' 21197+4228 ABH 144AH distance=1' 21197+4228 ABH 144AI distance=1' 21197+4228 ABH 144AJ distance=1' 21197+4228 ABH 144AK distance=1' 21197+4228 ES 1583AC distance=1' 21197+4228 ES 1583BC distance=1' 21206+4219 WSI 16 distance=14' 21206+4215 LDS2511AB distance=18' 21206+4215 LDS2511AC distance=18' 21206+4215 LDS2511Aa,Ab distance=18' 21213+4235 LDS2513 distance=20' 21202+4207 ES 1584 distance=22' 21183+4244 HJ 1634 distance=22' 21195+4253 FOX 259AB distance=25' 21208+4206 GRV 453 distance=26' 21207+4251 GRV 452 distance=27' 21171+4206 TDT2883 distance=37' 21214+4301 ES 1585BC distance=38' 21214+4301 ES 1585AB distance=38' 21214+4301 ES 1585AC distance=38' 21199+4307 COU2439 distance=39' 21178+4302 A 616 distance=40' 21161+4224 ES 1582 distance=40' 21200+4308 LDS2509 distance=42' 21218+4309 STT 438 distance=47' 21232+4258 COU2304AB distance=49' 21232+4258 GII 32AB,C distance=49' 21151+4227 COU2228 distance=51' 21183+4140 COU2302AB distance=51' 21183+4140 GII 30AB,C distance=51' 21192+4320 TDT2899 distance=52' 21171+4312 A 401 distance=52' 21155+4205 TDT2861 distance=52' 21155+4202 HJL1106 distance=55' 21202+4325 BRT1148 distance=57' 21169+4140 POP 186AB distance=58' 21169+4140 POP 186AC distance=58' 21169+4140 POP 186CD distance=58' 21151+4257 COU2300 distance=59' 21235+4147 TDT2939 distance=60' 21144+4219 ES 1581 distance=60' 21160+4313 LDS2503 distance=61' 21209+4127 HO 156AB distance=64' 21209+4127 HO 156Aa,Ab distance=64' 21142+4211 COU2226 distance=64' 21138+4228 LDS2497 distance=67' 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 21197+4228 ES 1583 AB 238 13.0 1
Show 21197+4228 ABH 144 AD 112 64.4 1
Show 21197+4228 ABH 144 AE 219 27.2 1
Show 21197+4228 ABH 144 AF 245 62.8 1
Show 21197+4228 ABH 144 AG 238 82.9 1
Show 21197+4228 ABH 144 AH 22 41.7 1
Show 21197+4228 ABH 144 AI 117 69.6 1
Show 21197+4228 ABH 144 AJ 112 81.2 1
Show 21197+4228 ABH 144 AK 98 101.4 1
Show 21197+4228 ES 1583 AC 223 7.6 1
Show 21197+4228 ES 1583 BC 77 6.0 1
Show 21206+4219 WSI 16 149 8.2 14
Show 21206+4215 LDS2511 AB 40 3.0 18
Show 21206+4215 LDS2511 AC 197 19.7 18
Show 21206+4215 LDS2511 Aa,Ab 45 0.3 18
Show 21213+4235 LDS2513 246 7.1 20
Show 21202+4207 ES 1584 116 5.4 22
Show 21183+4244 HJ 1634 143 28.9 22
Show 21195+4253 FOX 259 AB 307 12.5 25
Show 21208+4206 GRV 453 27 66.2 26
Show 21207+4251 GRV 452 162 59.2 27
Show 21171+4206 TDT2883 112 0.9 37
Show 21214+4301 ES 1585 BC 202 8.4 38
Show 21214+4301 ES 1585 AB 230 19.2 38
Show 21214+4301 ES 1585 AC 221 26.9 38
Show 21199+4307 COU2439 266 0.8 39
Show 21178+4302 A 616 316 2.7 40
Show 21161+4224 ES 1582 134 3.5 40
Show 21200+4308 LDS2509 176 1.9 42
Show 21218+4309 STT 438 357 2.2 47
Show 21232+4258 COU2304 AB 154 0.4 49
Show 21232+4258 GII 32 AB,C 49 5.4 49
Show 21151+4227 COU2228 28 0.5 51
Show 21183+4140 COU2302 AB 63 1.3 51
Show 21183+4140 GII 30 AB,C 187 14.1 51
Show 21192+4320 TDT2899 136 0.6 52
Show 21171+4312 A 401 318 0.4 52
Show 21155+4205 TDT2861 287 2.4 52
Show 21155+4202 HJL1106 183 459.8 55
Show 21202+4325 BRT1148 83 4.1 57
Show 21169+4140 POP 186 AB 297 10.7 58
Show 21169+4140 POP 186 AC 130 60.7 58
Show 21169+4140 POP 186 CD 93 4.2 58
Show 21151+4257 COU2300 263 0.3 59
Show 21235+4147 TDT2939 174 0.4 60
Show 21144+4219 ES 1581 50 4.6 60
Show 21160+4313 LDS2503 131 4.0 61
Show 21209+4127 HO 156 AB 50 2.2 64
Show 21209+4127 HO 156 Aa,Ab 42 0.3 64
Show 21142+4211 COU2226 120 0.3 64
Show 21138+4228 LDS2497 110 36.7 67

 
 
WDS 21197+4228 : COMPONENTS
 
 
  A B C D E F G H I J
B pa=238.8°
sep=12.93"
 
C pa=222.9°
sep=7.59"
pa=79.1°
sep=6.01"
 
D pa=112.2°
sep=64.38"
pa=104.0°
sep=72.84"
pa=106.2°
sep=67.44"
 
E pa=219.1°
sep=27.17"
pa=202.9°
sep=15.62"
pa=217.6°
sep=19.61"
pa=272.4°
sep=76.82"
 
F pa=244.9°
sep=62.81"
pa=246.5°
sep=49.97"
pa=247.8°
sep=55.85"
pa=268.9°
sep=116.52"
pa=262.0°
sep=40.13"
 
G pa=238.0°
sep=82.86"
pa=237.9°
sep=69.93"
pa=239.5°
sep=75.56"
pa=261.4°
sep=131.35"
pa=246.8°
sep=57.82"
pa=217.8°
sep=21.84"
 
H pa=22.3°
sep=41.68"
pa=30.7°
sep=52.64"
pa=25.4°
sep=48.86"
pa=325.1°
sep=76.63"
pa=28.9°
sep=68.15"
pa=48.1°
sep=97.66"
pa=46.2°
sep=119.21"
 
I pa=116.9°
sep=69.55"
pa=108.7°
sep=77.18"
pa=111.1°
sep=72.02"
pa=161.3°
sep=7.54"
pa=97.5°
sep=79.85"
pa=92.3°
sep=119.02"
pa=84.6°
sep=132.89"
pa=146.6°
sep=83.90"
 
J pa=112.0°
sep=81.23"
pa=105.4°
sep=89.58"
pa=107.2°
sep=84.24"
pa=111.2°
sep=16.86"
pa=95.8°
sep=92.93"
pa=91.6°
sep=132.26"
pa=84.7°
sep=146.22"
pa=139.2°
sep=91.10"
pa=85.5°
sep=13.33"
 
K pa=98.4°
sep=101.43"
pa=94.2°
sep=111.70"
pa=95.0°
sep=105.92"
pa=76.9°
sep=41.83"
pa=86.9°
sep=117.65"
pa=85.7°
sep=157.68"
pa=80.3°
sep=173.09"
pa=122.3°
sep=99.97"
pa=66.5°
sep=41.78"
pa=58.0°
sep=29.50"
 
 
21197+4228 A
 
 
Coord arcsec 2000 211941.17+422837.2 Mag 11.14 Spectral class A2Vb (white) PmRA 2.00
PmDE 1.0
 
 
21197+4228 B
 
 
Coord arcsec 2000 211940.17+422830.5 Coord calc 211940.17+422830.5 Mag 11.3 PmRA 5.00
PmDE -1.0 Delta magnitude 0.16
 
 
21197+4228 C
 
 
Coord arcsec 2000 211940.70+422831.6 Mag 11.99 PmRA 11.00 PmDE -3.0
Delta magnitude 0.85 Coordinate calculated yes
 
 
21197+4228 D
 
 
Coord arcsec 2000 211946.56+422812.9 Mag 11.49 PmRA -10.00 PmDE -5.0
Delta magnitude 0.35 Coordinate calculated yes
 
 
21197+4228 E
 
 
Coord arcsec 2000 211939.62+422816.1 Mag 14.3 Delta magnitude 3.16 Coordinate calculated yes
 
 
21197+4228 F
 
 
Coord arcsec 2000 211936.03+422810.6 Mag 14.84 PmRA 0.00 PmDE -6.0
Delta magnitude 3.7 Coordinate calculated yes
 
 
21197+4228 G
 
 
Coord arcsec 2000 211934.82+422753.3 Mag 15.32 PmRA -2.00 PmDE -8.0
Delta magnitude 4.18 Coordinate calculated yes
 
 
21197+4228 H
 
 
Coord arcsec 2000 211942.60+422915.8 Mag 15.09 PmRA -7.00 PmDE -3.0
Delta magnitude 3.95 Coordinate calculated yes
 
 
21197+4228 I
 
 
Coord arcsec 2000 211946.78+422805.7 Mag 15.5 Delta magnitude 4.36 Coordinate calculated yes
 
 
21197+4228 J
 
 
Coord arcsec 2000 211947.98+422806.8 Mag 15.61 PmRA 12.00 PmDE -5.0
Delta magnitude 4.47 Coordinate calculated yes
 
 
21197+4228 K
 
 
Coord arcsec 2000 211950.24+422822.4 Mag 15.2 PmRA -1.00 PmDE -4.0
Delta magnitude 4.06 Coordinate calculated yes