stampa
Login

Never registered to Stelle Doppie? It's like a Ferrari without wheels. Register now to releveal the full potential!


Search



Actions
Advanced Search
Go to Simbad
New report
New measure
Login


Computed Lists
Populars
Latest Populars
Doubles in session


Current system
21169+3001
MLB 538 AB


Nearby doubles
3' : 21167+3001
MLB1091

7' : 21167+2955
TDT2878

14' : 21161+2951
LDS1053AB

17' : 21162+2948
TDT2872

18' : 21156+2957
TDT2864

21' : 21166+3018
J 3131AB

35' : 21162+2928
J 1784

38' : 21182+3035
HO 154AB

44' : 21185+3037
FYM 538AB

45' : 21155+3042
KPP 488

46' : 21149+3037
BRT 287

48' : 21176+2915
COU 835AB

51' : 21180+3049
COU1183

51' : 21150+2917
GRV 438

53' : 21129+3014
BUP 227AB

54' : 21153+3051
GRV 439

56' : 21129+2944
MLB 667

60' : 21145+3052
TDT2850

64' : 21162+2858
TDT2873

65' : 21144+2905
STF2779AB

65' : 21159+2858
HDS3025

67' : 21142+3058
COU 834

69' : 21118+2943
HAU 27

71' : 21212+3044
TDT2914

75' : 21133+3100
BRT 286

75' : 21155+3114
TDT2862



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.

21169+3001 MLB 538 AB

 
 
21h 16m 52.44s +30° 01' 26.1" P.A. 310.00 sep 3.2 mag 10.20,11.70
 
 
Coord 2000 21169+3001 Discov num MLB 538 Comp AB Coord arcsec 2000 21 16 52.44 +30 01 26.1
Date first 1927 Date last 2016 Obs 7
Pa first 312 Pa last 310.2 P.A. Now (θ) 310.2°
Sep first 3.3 Sep last 3.174 Sep. Now (ρ) 3.174"
Mag pri 10.20 Mag sec 11.70 delta mag (ΔM) 1.5 Spectral class
Pri motion ra +035 Sec motion ra
Pri motion dec -029 Sec motion dec
Notes N (See Notes)
Nature of this double is uncertain.
 
 
21169+3001 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 21 16 52 +30 01 26 MLB 538 AB 2016 7 310 3.2 10.20 11.70 1.50 <===
Show 21 16 52 +30 01 26 DAM 227 AC 2015 3 26 8.2 10.20 14.40 4.20
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 2702-00921-1 Gaia DR2 1851964712348176640
 
 
WDS 21169+3001 MLB 538 AB : NOTES
 
 
discov_num notes refcode
MLB 538 MLB 716 may be same star. Hei1978b
 
 
REFERENCES
 
 
refcode metd author reference
Hei1978b M+ - Heintz, W.D. 1978ApJS...37..343H
Hei1978b +Po ApJS 37, 343, 1978
 
 
DISCOVERER
 
 
idgroup discov author
1 DAM Damm, F.
403 MLB Milburn, W. (Espin, T.E.)
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21169+3001 MLB 538 AB 2006 4 309 3.1 10.20 11.70 N 211652.44+300126.1
21169+3001 MLB 538 AB 2015 6 310 3.2 10.20 11.70 N 211652.44+300126.1
21169+3001 MLB 538 AB 2016 7 310 3.2 10.20 11.70 N 211652.44+300126.1

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

 
 
WDS 21169+3001 MLB 538 AB : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21169+3001 MLB 538 AB : MEASURES
 
 
No records found.

 
 
WDS 21169+3001 : VIRTUAL EYEPIECE
 
 

21169+3001 MLB 538A mag 10.2 21169+3001 MLB 538B sep 2.9 P.A. 314.30 mag 11.7 21169+3001 DAM 227C sep 8.0 P.A. 23.30 mag 14.4 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 21169+3001 : ALADIN DSS IMAGE @ 21h 16m 52.44s +30° 01' 26.1"
 
 
 
 
WDS 21169+3001 MLB 538 AB : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21169+3001 MLB 538AB distance=0' 21167+3001 MLB1091 distance=3' 21167+2955 TDT2878 distance=7' 21161+2951 LDS1053AB distance=14' 21161+2951 BWL 56Aa,Ab distance=14' 21161+2951 BWL 56AC distance=14' 21161+2951 BWL 56AD distance=14' 21161+2951 BWL 56AE distance=14' 21161+2951 BWL 56BF distance=15' 21162+2948 TDT2872 distance=17' 21156+2957 TDT2864 distance=18' 21166+3018 J 3131AB distance=21' 21166+3018 J 3131BC distance=21' 21162+2928 J 1784 distance=35' 21182+3035 NOV 1XL distance=37' 21182+3035 NOV 1XQ distance=37' 21182+3035 NOV 1XY distance=37' 21182+3035 NOV 1XZ distance=37' 21182+3035 POP 228NK distance=38' 21182+3035 HO 154AB distance=38' 21182+3035 POP 228AC distance=38' 21182+3035 NOV 1AD distance=38' 21182+3035 POP 228AN distance=38' 21182+3035 NOV 1AX distance=38' 21185+3037 FYM 538BC distance=44' 21185+3037 FYM 538AB distance=44' 21155+3042 KPP 488 distance=45' 21149+3037 BRT 287 distance=46' 21176+2915 COU 835AB distance=48' 21176+2915 COU 835AC distance=48' 21180+3049 COU1183 distance=51' 21150+2917 GRV 438 distance=51' 21129+3014 BAS 7Aa,Ab distance=53' 21129+3014 BUP 227AB distance=53' 21129+3014 BUP 227AC distance=53' 21129+3014 BUP 227AD distance=53' 21129+3014 FYM 141AE distance=53' 21129+3014 FYM 141AF distance=53' 21129+3014 FYM 141AG distance=53' 21153+3051 GRV 439 distance=54' 21129+2944 MLB 667 distance=56' 21145+3052 TDT2850 distance=60' 21162+2858 TDT2873 distance=64' 21144+2905 STF2779AB distance=65' 21144+2905 STF2779AC distance=65' 21159+2858 HDS3025 distance=65' 21142+3058 COU 834 distance=67' 21118+2943 HAU 27 distance=69' 21212+3044 TDT2914 distance=71' 21133+3100 BRT 286 distance=75' 21155+3114 TDT2862 distance=75' 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 21169+3001 MLB 538 AB 310 3.2
Show 21169+3001 DAM 227 AC 26 8.2
Show 21167+3001 MLB1091 170 10.4 3
Show 21167+2955 TDT2878 10 0.6 7
Show 21161+2951 LDS1053 AB 259 26.0 14
Show 21161+2951 BWL 56 Aa,Ab 163 0.1 14
Show 21161+2951 BWL 56 AC 77 3.4 14
Show 21161+2951 BWL 56 AD 200 2.6 14
Show 21161+2951 BWL 56 AE 226 4.4 14
Show 21161+2951 BWL 56 BF 233 3.5 15
Show 21162+2948 TDT2872 163 0.7 17
Show 21156+2957 TDT2864 100 0.9 18
Show 21166+3018 J 3131 AB 253 24.6 21
Show 21166+3018 J 3131 BC 229 5.5 21
Show 21162+2928 J 1784 338 5.0 35
Show 21182+3035 NOV 1 XL 89 32.2 37
Show 21182+3035 NOV 1 XQ 134 29.2 37
Show 21182+3035 NOV 1 XY 206 14.1 37
Show 21182+3035 NOV 1 XZ 57 18.3 37
Show 21182+3035 POP 228 NK 64 6.5 38
Show 21182+3035 HO 154 AB 211 3.6 38
Show 21182+3035 POP 228 AC 139 9.0 38
Show 21182+3035 NOV 1 AD 162 21.4 38
Show 21182+3035 POP 228 AN 262 64.2 38
Show 21182+3035 NOV 1 AX 142 186.7 38
Show 21185+3037 FYM 538 BC 218 5.7 44
Show 21185+3037 FYM 538 AB 192 7.0 44
Show 21155+3042 KPP 488 119 3.6 45
Show 21149+3037 BRT 287 197 6.2 46
Show 21176+2915 COU 835 AB 238 0.4 48
Show 21176+2915 COU 835 AC 247 12.3 48
Show 21180+3049 COU1183 16 0.3 51
Show 21150+2917 GRV 438 8 15.2 51
Show 21129+3014 BAS 7 Aa,Ab 246 0.0 53
Show 21129+3014 BUP 227 AB 205 65.2 53
Show 21129+3014 BUP 227 AC 300 91.5 53
Show 21129+3014 BUP 227 AD 63 105.3 53
Show 21129+3014 FYM 141 AE 76 42.8 53
Show 21129+3014 FYM 141 AF 267 63.6 53
Show 21129+3014 FYM 141 AG 97 70.7 53
Show 21153+3051 GRV 439 127 21.5 54
Show 21129+2944 MLB 667 30 2.4 56
Show 21145+3052 TDT2850 173 2.7 60
Show 21162+2858 TDT2873 277 0.8 64
Show 21144+2905 STF2779 AB 164 15.1 65
Show 21144+2905 STF2779 AC 71 67.7 65
Show 21159+2858 HDS3025 46 0.2 65
Show 21142+3058 COU 834 77 7.9 67
Show 21118+2943 HAU 27 297 50.0 69
Show 21212+3044 TDT2914 17 2.0 71
Show 21133+3100 BRT 286 250 6.6 75

 
 
WDS 21169+3001 : COMPONENTS
 
 
  A B
B pa=314.3°
sep=2.93"
 
C pa=23.3°
sep=8.00"
pa=44.8°
sep=7.47"
 
 
21169+3001 A
 
 
Coord arcsec 2000 211652.44+300126.1 Mag 10.2 PmRA 35.00 PmDE -29.0
 
 
21169+3001 B
 
 
Coord arcsec 2000 211652.28+300128.1 Mag 11.7 Tycho2 2702-00921-1 Calc delta mag 1.5
Calc coord yes
Tycho2
Tycho2 2702-00921-1 Pflag RAmdeg 319.21856287 DEmdeg 30.02398845
PmRA 9.9 PmDE -5.7 E RAmdeg 59 E DEmdeg 37
E pmRA 3.5 E pmDE 3.4 EpRAm 1986.20 EpDEm 1983.49
Num 3 Q RAmdeg 3.3 Q DEmdeg 6.4 Q pmRA 3.4
Q pmDE 6.4 BTmag 12.695 E BTmag 0.173 VTmag 12.083
E VTmag 0.135 Prox 999 TYC HIP
CCDM RAdeg 319.21856611 DEdeg 30.02391167 EpRA 1990 1.41
EpDE 1990 1.49 E RAdeg 68.2 E DEdeg 69.0 Posflg
Corr 0.1
 
 
21169+3001 C
 
 
Coord arcsec 2000 211652.68+300133.5 Mag 14.4 Calc delta mag 4.2 Calc coord yes