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Current system
21448+4534
TDT 3131


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

21448+4534 TDT 3131

 
 
21h 44m 48.58s +45° 33' 33.0" P.A. 106.00 sep 1.7 mag 10.10,12.05
 
 
Coord 2000 21448+4534 Discov num TDT3131 Comp Coord arcsec 2000 21 44 48.58 +45 33 33.0
Date first 1991 Date last 1991 Obs 1
Pa first 106 Pa last 106.2 P.A. Now (θ) 106.2°
Sep first 1.7 Sep last 1.73 Sep. Now (ρ) 1.73"
Mag pri 10.10 Mag sec 12.05 delta mag (ΔM) 1.95 Spectral class
Pri motion ra -011 Sec motion ra -011
Pri motion dec -009 Sec motion dec -009
Notes X (Dubious double)
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 3591-02286-1 Gaia DR2 1973975116809623680
 
 
WDS 21448+4534 TDT 3131 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
No records found.

 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21448+4534 TDT3131 1991 1 106 1.7 10.10 12.05 214448.58+453333.0

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

 
 
WDS 21448+4534 TDT 3131 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21448+4534 TDT 3131 : MEASURES
 
 
No records found.

 
 
WDS 21448+4534 : VIRTUAL EYEPIECE
 
 

21448+4534 TDT3131A mag 10.1 21448+4534 TDT3131B sep 1.3 P.A. 112.50 mag 12.05 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 21448+4534 : ALADIN DSS IMAGE @ 21h 44m 48.58s +45° 33' 33.0"
 
 
 
 
WDS 21448+4534 TDT 3131 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21448+4534 TDT3131 distance=0' 21459+4535 BVD 271 distance=13' 21439+4517 TDT3123 distance=20' 21467+4533 J 616 distance=20' 21430+4549 ES 1276 distance=24' 21460+4506 HJ 1689 distance=31' 21429+4507 COU2314 distance=33' 21444+4610 COU2315 distance=37' 21444+4611 HJ 1687 distance=38' 21435+4448 LIN 1Aa,Ab distance=48' 21435+4448 HO 167AB distance=48' 21423+4616 ES 1275AB distance=51' 21423+4616 ES 1275BC distance=52' 21423+4616 ES 1275BD distance=52' 21450+4633 NSN 748 distance=60' 21452+4432 GRV 500 distance=62' 21434+4634 BRT1151 distance=64' 21509+4542 KPP4249 distance=65' 21422+4434 ES 1341AB distance=65' 21422+4434 ES 1341AC distance=65' 21401+4616 HDS3085 distance=66' 21386+4544 KPP1196 distance=67' 21500+4615 KPP 870 distance=69' 21448+4425 COU2234 distance=70' 21473+4644 SRW 11AB distance=75' 21473+4644 SRW 11AC distance=75' 21393+4625 COU2312 distance=77' 21513+4456 COU2318 distance=79' 21434+4417 HJ 1685 distance=79' 21372+4527 COU2310 distance=81' 21381+4616 TOR 29 distance=82' 21370+4520 COU2309 distance=84' 21526+4513 ES 522 distance=85' 21421+4414 A 403 distance=85' 21519+4441 TDT3200 distance=92' 21441+4707 TDT3125 distance=95' 21365+4609 ES 101 distance=95' 21391+4421 HJ 1673 distance=95' 21513+4428 TDT3195 distance=96' 21454+4356 HO 168AB distance=98' 21454+4356 HO 168AC distance=98' 21454+4356 HO 168AD distance=98' 21454+4356 HO 168AE distance=98' 21532+4619 SLN 43 distance=99' 21509+4419 HJ 1700 distance=99' 21492+4702 COU2317AB distance=101' 21492+4702 COU2317AC distance=101' 21466+4713 HJ 1692 distance=101' 21353+4519 TDT3046 distance=101' 21392+4411 BU 1331 distance=102' 21487+4357 GRV 509 distance=105' 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 21448+4534 TDT3131 106 1.7
Show 21459+4535 BVD 271 267 12.5 13
Show 21439+4517 TDT3123 242 1.5 20
Show 21467+4533 J 616 303 4.9 20
Show 21430+4549 ES 1276 279 3.3 24
Show 21460+4506 HJ 1689 57 9.8 31
Show 21429+4507 COU2314 38 0.3 33
Show 21444+4610 COU2315 101 0.3 37
Show 21444+4611 HJ 1687 55 4.9 38
Show 21435+4448 LIN 1 Aa,Ab 187 0.2 48
Show 21435+4448 HO 167 AB 205 1.3 48
Show 21423+4616 ES 1275 AB 1 72.6 51
Show 21423+4616 ES 1275 BC 337 4.3 52
Show 21423+4616 ES 1275 BD 286 6.1 52
Show 21450+4633 NSN 748 255 10.0 60
Show 21452+4432 GRV 500 348 59.6 62
Show 21434+4634 BRT1151 278 4.1 64
Show 21509+4542 KPP4249 74 2.0 65
Show 21422+4434 ES 1341 AB 280 5.9 65
Show 21422+4434 ES 1341 AC 327 33.5 65
Show 21401+4616 HDS3085 142 16.1 66
Show 21386+4544 KPP1196 58 9.3 67
Show 21500+4615 KPP 870 24 7.3 69
Show 21448+4425 COU2234 84 0.1 70
Show 21473+4644 SRW 11 AB 28 28.9 75
Show 21473+4644 SRW 11 AC 341 26.3 75
Show 21393+4625 COU2312 164 0.3 77
Show 21513+4456 COU2318 109 0.7 79
Show 21434+4417 HJ 1685 239 18.6 79
Show 21372+4527 COU2310 10 0.5 81
Show 21381+4616 TOR 29 339 7.5 82
Show 21370+4520 COU2309 53 0.7 84
Show 21526+4513 ES 522 138 3.1 85
Show 21421+4414 A 403 74 0.6 85
Show 21519+4441 TDT3200 210 0.5 92
Show 21441+4707 TDT3125 220 0.9 95
Show 21365+4609 ES 101 4 5.3 95
Show 21391+4421 HJ 1673 80 5.4 95
Show 21513+4428 TDT3195 203 1.9 96
Show 21454+4356 HO 168 AB 42 0.8 98
Show 21454+4356 HO 168 AC 267 18.7 98
Show 21454+4356 HO 168 AD 21 28.3 98
Show 21454+4356 HO 168 AE 22 28.3 98
Show 21532+4619 SLN 43 205 26.1 99
Show 21509+4419 HJ 1700 197 9.7 99
Show 21492+4702 COU2317 AB 111 0.3 101
Show 21492+4702 COU2317 AC 141 21.2 101
Show 21466+4713 HJ 1692 231 9.0 101
Show 21353+4519 TDT3046 134 0.5 101
Show 21392+4411 BU 1331 340 0.7 102
Show 21487+4357 GRV 509 177 56.4 105

 
 
WDS 21448+4534 : COMPONENTS
 
 
  A
B pa=112.5°
sep=1.26"
 
 
21448+4534 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 214448.58+453333.0 Mag 10.1 PmRA -11.00
PmDE -9.0 Tycho2 3591-02286-1
Tycho2
Tycho2 3591-02286-1 Pflag RAmdeg 326.20240674 DEmdeg 45.55917380
PmRA -11.3 PmDE -8.9 E RAmdeg 16 E DEmdeg 15
E pmRA 1.4 E pmDE 1.4 EpRAm 1989.18 EpDEm 1989.53
Num 4 Q RAmdeg 1.8 Q DEmdeg 1.2 Q pmRA 1.8
Q pmDE 1.2 BTmag 10.185 E BTmag 0.026 VTmag 10.046
E VTmag 0.030 Prox 703 TYC T HIP
CCDM RAdeg 326.20244250 DEdeg 45.55919611 EpRA 1990 1.46
EpDE 1990 1.62 E RAdeg 17.4 E DEdeg 16.1 Posflg
Corr 0.0
 
 
21448+4534 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 214448.69+453332.5 Mag 12.05 PmRA -11.00
PmDE -9.0 Calc delta mag 1.95 Calc coord yes