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Current system
19564+3448
SEI 737


Nearby doubles
10' : 19561+3457
HLM 34

11' : 19557+3443
HLM 33AB

16' : 19563+3505
BU 980AB

17' : 19576+3454
HLM 35

17' : 19572+3502
HDS2840

17' : 19550+3454
GRF 12AB

21' : 19553+3435
ES 200

21' : 19547+3453
SEI 723AB

26' : 19577+3509
SEI 747

26' : 19578+3508
SEI 748

33' : 19589+3447
TDT1897

33' : 19587+3502
TDT1894

34' : 19537+3442
SEI 716

36' : 19581+3422
SEI 752

37' : 19592+3503
SEI 761

38' : 19586+3424
SEI 754AB

38' : 19551+3415
ES 2301

39' : 19594+3454
GAT 28

41' : 19568+3530
TDT1869

46' : 19596+3510
SEI 774

46' : 19598+3432
LEP 168

47' : 19531+3517
POP 37

49' : 20002+3459
SEI 776

51' : 19533+3418
COU1624

52' : 19527+3425
SEI 709

52' : 19522+3449
ES 2300



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

19564+3448 SEI 737

 
 
19h 56m 19.74s +34° 49' 36.2" P.A. 67.00 sep 25.8 mag 10.74,11.53
 
 
Coord 2000 19564+3448 Discov num SEI 737 Comp Coord arcsec 2000 19 56 19.74 +34 49 36.2
Date first 1894 Date last 2015 Obs 17
Pa first 71 Pa last 67.4 P.A. Now (θ) 67.4°
Sep first 27.8 Sep last 25.786 Sep. Now (ρ) 25.786"
Mag pri 10.74 Mag sec 11.53 delta mag (ΔM) 0.79 Spectral class
Pri motion ra +021 Sec motion ra +003
Pri motion dec +014 Sec motion dec +023
Notes
rPM=0.797
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 2677-00916-1 Gaia DR2 2059347659230090880
 
 
WDS 19564+3448 SEI 737 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Sei1908 Pa - Scheiner, J. 1908POPot..59.....S
Sei1908 +Po Pub. Obs. Potsdam 20, #59, 1908
Sei1913A Pa - Scheiner, J. 1913QB811.B8.......
Sei1913A cited by Burnham (Carnegie Inst. Wash. #168, 1913)
Sei1932A Pa - Scheiner, J. 1932QB821.A43......
Sei1932A cited in ADS (Aitken Double Star Cat.), 1932
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19564+3448 SEI 737 1983 2 69 26.1 10.55 10.60 195619.68+344705.6
19564+3448 SEI 737 2012 3 68 25.8 10.55 10.60 195619.68+344705.6
19564+3448 SEI 737 2015 13 68 25.8 10.74 11.53 195619.74+344936.2

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

 
 
WDS 19564+3448 SEI 737 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 19564+3448 SEI 737 : MEASURES
 
 
No records found.

 
 
WDS 19564+3448 : VIRTUAL EYEPIECE
 
 

19564+3448 SEI 737A mag 10.74 19564+3448 SEI 737B sep 21.9 P.A. 63.10 mag 11.53 virtual eyepiece
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Radius:
Components only
 
 
WDS 19564+3448 : ALADIN DSS IMAGE @ 19h 56m 19.74s +34° 49' 36.2"
 
 
 
 
WDS 19564+3448 SEI 737 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

19564+3448 SEI 737 distance=0' 19561+3457 HLM 34 distance=10' 19557+3443 HLM 33AB distance=11' 19557+3443 HLM 33AC distance=11' 19557+3443 HLM 33AD distance=11' 19563+3505 BU 980AB distance=16' 19563+3505 HJ 1455AC distance=16' 19563+3505 HJ 1455AD distance=16' 19563+3505 BU 980AE distance=16' 19563+3505 BU 980CE distance=17' 19563+3505 BU 980CF distance=17' 19576+3454 HLM 35 distance=17' 19572+3502 HDS2840 distance=17' 19550+3454 GRF 12AB distance=17' 19550+3454 GRF 12AC distance=17' 19550+3454 GRF 12AD distance=17' 19553+3435 ES 200 distance=21' 19547+3453 SEI 723AB distance=21' 19547+3453 TOB 162AC distance=21' 19577+3509 SEI 747 distance=26' 19578+3508 SEI 748 distance=26' 19589+3447 TDT1897 distance=33' 19587+3502 TDT1894 distance=33' 19537+3442 SEI 716 distance=34' 19581+3422 SEI 752 distance=36' 19592+3503 SEI 761 distance=37' 19586+3424 SEI 754AB distance=38' 19586+3424 WSI 147AC distance=38' 19551+3415 ES 2301 distance=38' 19594+3454 GAT 28 distance=39' 19568+3530 TDT1869 distance=41' 19596+3510 SEI 774 distance=46' 19598+3432 LEP 168 distance=46' 19531+3517 POP 37 distance=47' 20002+3459 SEI 776 distance=49' 19533+3418 COU1624 distance=51' 19527+3425 SEI 709 distance=52' 19522+3449 ES 2300 distance=52' 20002+3429 POP 61 distance=52' 19589+3529 GRV 302 distance=52' 20004+3434 SEI 779 distance=53' 19520+3449 ES 2299 distance=54' 20001+3423 HU 1308AB distance=55' 20001+3423 SCA 180AC distance=55' 20001+3423 SCA 180BC distance=55' 19591+3532 MAD 11BC distance=55' 19591+3532 STF2610AB distance=55' 19591+3532 GLP 17AD distance=55' 19591+3532 MAD 11AC distance=55' 19554+3355 TDT1850 distance=56' 19518+3501 SEI 705 distance=57' 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 19564+3448 SEI 737 67 25.8
Show 19561+3457 HLM 34 12 9.9 10
Show 19557+3443 HLM 33 AB 77 11.8 11
Show 19557+3443 HLM 33 AC 292 14.7 11
Show 19557+3443 HLM 33 AD 130 13.5 11
Show 19563+3505 BU 980 AB 206 7.2 16
Show 19563+3505 HJ 1455 AC 333 45.9 16
Show 19563+3505 HJ 1455 AD 163 47.5 16
Show 19563+3505 BU 980 AE 247 56.5 16
Show 19563+3505 BU 980 CE 206 70.3 17
Show 19563+3505 BU 980 CF 264 8.3 17
Show 19576+3454 HLM 35 266 7.4 17
Show 19572+3502 HDS2840 79 0.2 17
Show 19550+3454 GRF 12 AB 339 125.5 17
Show 19550+3454 GRF 12 AC 354 89.5 17
Show 19550+3454 GRF 12 AD 198 128.3 17
Show 19553+3435 ES 200 231 4.5 21
Show 19547+3453 SEI 723 AB 42 12.6 21
Show 19547+3453 TOB 162 AC 254 23.9 21
Show 19577+3509 SEI 747 174 19.6 26
Show 19578+3508 SEI 748 36 5.4 26
Show 19589+3447 TDT1897 30 1.3 33
Show 19587+3502 TDT1894 33 1.5 33
Show 19537+3442 SEI 716 110 23.2 34
Show 19581+3422 SEI 752 71 10.0 36
Show 19592+3503 SEI 761 186 20.2 37
Show 19586+3424 SEI 754 AB 359 28.5 38
Show 19586+3424 WSI 147 AC 74 8.5 38
Show 19551+3415 ES 2301 290 4.0 38
Show 19594+3454 GAT 28 129 1.4 39
Show 19568+3530 TDT1869 228 1.7 41
Show 19596+3510 SEI 774 105 25.4 46
Show 19598+3432 LEP 168 167 4.7 46
Show 19531+3517 POP 37 332 2.5 47
Show 20002+3459 SEI 776 156 13.4 49
Show 19533+3418 COU1624 337 1.0 51
Show 19527+3425 SEI 709 330 12.6 52
Show 19522+3449 ES 2300 250 5.9 52
Show 20002+3429 POP 61 11 4.3 52
Show 19589+3529 GRV 302 188 28.9 52
Show 20004+3434 SEI 779 116 16.5 53
Show 19520+3449 ES 2299 124 5.8 54
Show 20001+3423 HU 1308 AB 28 0.5 55
Show 20001+3423 SCA 180 AC 35 0.4 55
Show 20001+3423 SCA 180 BC 186 0.1 55
Show 19591+3532 MAD 11 BC 200 12.6 55
Show 19591+3532 STF2610 AB 295 4.3 55
Show 19591+3532 GLP 17 AD 16 53.1 55
Show 19591+3532 MAD 11 AC 181 13.7 55
Show 19554+3355 TDT1850 286 0.7 56
Show 19518+3501 SEI 705 131 9.3 57

 
 
WDS 19564+3448 : COMPONENTS
 
 
  A
B pa=63.1°
sep=21.91"
 
 
19564+3448 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 195619.74+344936.2 Mag 10.74 PmRA 21.00
PmDE 14.0 Tycho2 2677-00916-1
Tycho2
Tycho2 2677-00916-1 Pflag RAmdeg 299.08222674 DEmdeg 34.82672592
PmRA 23.5 PmDE 11.3 E RAmdeg 32 E DEmdeg 29
E pmRA 1.4 E pmDE 1.4 EpRAm 1985.49 EpDEm 1986.78
Num 7 Q RAmdeg 0.6 Q DEmdeg 1.0 Q pmRA 0.6
Q pmDE 1.1 BTmag 11.258 E BTmag 0.052 VTmag 10.759
E VTmag 0.051 Prox 262 TYC T HIP
CCDM RAdeg 299.08216000 DEdeg 34.82669972 EpRA 1990 1.58
EpDE 1990 1.70 E RAdeg 32.5 E DEdeg 30.4 Posflg
Corr 0.1
 
 
19564+3448 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 195621.33+344946.1 Mag 11.53 PmRA 3.00
PmDE 23.0 Tycho2 2677-00146-1 Calc delta mag 0.79 Calc coord yes
Tycho2
Tycho2 2677-00146-1 Pflag RAmdeg 299.09036771 DEmdeg 34.82943602
PmRA 3.3 PmDE 18.2 E RAmdeg 94 E DEmdeg 93
E pmRA 2.3 E pmDE 2.2 EpRAm 1950.18 EpDEm 1950.13
Num 7 Q RAmdeg 1.3 Q DEmdeg 1.1 Q pmRA 1.3
Q pmDE 1.0 BTmag 12.571 E BTmag 0.185 VTmag 11.657
E VTmag 0.114 Prox 262 TYC HIP
CCDM RAdeg 299.09038278 DEdeg 34.82939389 EpRA 1990 1.60
EpDE 1990 1.69 E RAdeg 139.0 E DEdeg 134.3 Posflg
Corr 0.1