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Current system
21431+2413
CVR 252


Nearby doubles
13' : 21439+2407
POU5468

13' : 21434+2424
POU5464

13' : 21437+2403
POU5466

14' : 21421+2416
POU5459

15' : 21441+2418
POU5471

15' : 21438+2424
POU5467

16' : 21441+2405
POU5470

17' : 21421+2422
POU5461

20' : 21445+2409
POU5473

20' : 21439+2356
POU5469

21' : 21434+2353
HU 374

25' : 21449+2414
POU5477

26' : 21447+2402
POU5474AB

27' : 21430+2439
POU5463

29' : 21429+2345
POU5462

30' : 21431+2343
BKO 630

31' : 21413+2355
CVR 251

32' : 21450+2431
POU5478

33' : 21410+2428
UC 4525

35' : 21447+2440
POU5476AB

35' : 21456+2417
POU5491AB

38' : 21405+2426
BKO 629

38' : 21422+2338
POU5460

42' : 21455+2349
POU5488

42' : 21456+2438
POU5489

42' : 21401+2426
POU5456



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

21431+2413 CVR 252

 
 
21h 43m 04.92s +24° 12' 59.0" P.A. 39.00 sep 9.7 mag 16.60,19.80 Sp M4+M7
 
 
Coord 2000 21431+2413 Discov num CVR 252 Comp Coord arcsec 2000 21 43 04.92 +24 12 59.0
Date first 1999 Date last 2016 Obs 7
Pa first 39 Pa last 38.8 P.A. Now (θ) 38.8°
Sep first 9.7 Sep last 9.665 Sep. Now (ρ) 9.665"
Mag pri 16.60 Mag sec 19.80 delta mag (ΔM) 3.2 Spectral class M4+M7 (red/red)
Pri motion ra +116 Sec motion ra +121
Pri motion dec -071 Sec motion dec -068
Notes V R (Proper motion indicates physical, Red magnitudes)
rPM=0.042 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Pegasus Gaia DR2 1797649490771264000
 
 
WDS 21431+2413 CVR 252 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Cvr2011 Eu - Chivers, J. 2011JDSO....7..209C
Cvr2011 JDSO 7, 209, 2011
Cvr2014 Es u Chivers, J. 2014JDSO...10...62C
Cvr2014 JDSO 10, 62, 2014
Cvr2014b Es u Chivers, J. 2014JDSO...10..256C
Cvr2014b JDSO 10, 256, 2014
Cvr2014b (Note: Coordinates in main table are of secondary, not primary. Corrected in WDS)
Cvr2014c Eu - Chivers, J. 2014JDSO...10..300C
Cvr2014c JDSO 10, 300, 2014
Cvr2015a Eu u Chivers, J. 2015JDSO...11...42C
Cvr2015a +Es JDSO 11, 42, 2015
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21431+2413 CVR 252 2009 1 39 9.7 16.60 19.80 M4+M7 V R 214304.92+241259.0
21431+2413 CVR 252 2014 5 39 9.6 16.60 19.80 M4+M7 V R 214304.92+241259.0
21431+2413 CVR 252 2015 6 39 9.7 16.60 19.80 M4+M7 V R 214304.92+241259.0
21431+2413 CVR 252 2016 7 39 9.7 16.60 19.80 M4+M7 V R 214304.92+241259.0

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

 
 
WDS 21431+2413 CVR 252 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21431+2413 CVR 252 : MEASURES
 
 
No records found.

 
 
WDS 21431+2413 : VIRTUAL EYEPIECE
 
 

21431+2413 CVR 252A mag 16.6 Sp M4 21431+2413 CVR 252B sep 9.3 P.A. 36.30 mag 19.8 Sp M7 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 21431+2413 : ALADIN DSS IMAGE @ 21h 43m 04.92s +24° 12' 59.0"
 
 
 
 
WDS 21431+2413 CVR 252 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21431+2413 CVR 252 distance=0' 21439+2407 POU5468 distance=13' 21434+2424 POU5464 distance=13' 21437+2403 POU5466 distance=13' 21421+2416 POU5459 distance=14' 21441+2418 POU5471 distance=15' 21438+2424 POU5467 distance=15' 21441+2405 POU5470 distance=16' 21421+2422 POU5461 distance=17' 21445+2409 POU5473 distance=20' 21439+2356 POU5469 distance=20' 21434+2353 HU 374 distance=21' 21449+2414 POU5477 distance=25' 21447+2402 POU5474AB distance=26' 21447+2402 POU5475AC distance=26' 21430+2439 POU5463 distance=27' 21429+2345 POU5462 distance=29' 21431+2343 BKO 630 distance=30' 21413+2355 CVR 251 distance=31' 21450+2431 POU5478 distance=32' 21410+2428 UC 4525 distance=33' 21447+2440 POU5476AB distance=35' 21456+2417 POU5491AB distance=35' 21456+2417 POU5492AC distance=35' 21405+2426 BKO 629 distance=38' 21422+2338 POU5460 distance=38' 21455+2349 POU5488 distance=42' 21456+2438 POU5489 distance=42' 21401+2426 POU5456 distance=42' 21450+2450 POU5480 distance=45' 21462+2353 POU5497AB distance=48' 21462+2353 POU5498AC distance=48' 21462+2353 POU5498BC distance=48' 21436+2324 POU5465 distance=49' 21395+2403 POU5452 distance=50' 21462+2439 POU5495 distance=50' 21398+2352 TDT3095 distance=50' 21404+2448 POU5457 distance=51' 21443+2500 POU5472 distance=51' 21402+2341 POU5455 distance=51' 21468+2405 POU5501 distance=51' 21450+2457 POU5481 distance=52' 21451+2457 POU5483 distance=52' 21461+2448 TDT3149 distance=54' 21393+2429 BKO 628 distance=55' 21463+2448 POU5499 distance=56' 21472+2409 HDS3103 distance=57' 21453+2501 POU5486AB distance=57' 21453+2501 BKO 491AC distance=57' 21453+2501 BKO 491BC distance=57' 21453+2325 POU5484 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 21431+2413 CVR 252 39 9.7
Show 21439+2407 POU5468 295 8.5 13
Show 21434+2424 POU5464 110 4.0 13
Show 21437+2403 POU5466 320 22.4 13
Show 21421+2416 POU5459 333 5.1 14
Show 21441+2418 POU5471 126 8.2 15
Show 21438+2424 POU5467 359 4.4 15
Show 21441+2405 POU5470 214 13.8 16
Show 21421+2422 POU5461 146 20.6 17
Show 21445+2409 POU5473 299 16.9 20
Show 21439+2356 POU5469 30 2.7 20
Show 21434+2353 HU 374 121 0.2 21
Show 21449+2414 POU5477 58 15.8 25
Show 21447+2402 POU5474 AB 298 7.1 26
Show 21447+2402 POU5475 AC 75 7.8 26
Show 21430+2439 POU5463 238 7.8 27
Show 21429+2345 POU5462 323 10.7 29
Show 21431+2343 BKO 630 215 10.0 30
Show 21413+2355 CVR 251 164 11.4 31
Show 21450+2431 POU5478 327 15.9 32
Show 21410+2428 UC 4525 261 23.8 33
Show 21447+2440 POU5476 AB 14 19.1 35
Show 21456+2417 POU5491 AB 6 10.2 35
Show 21456+2417 POU5492 AC 49 20.0 35
Show 21405+2426 BKO 629 170 3.7 38
Show 21422+2338 POU5460 232 14.1 38
Show 21455+2349 POU5488 40 12.8 42
Show 21456+2438 POU5489 191 17.2 42
Show 21401+2426 POU5456 264 3.7 42
Show 21450+2450 POU5480 27 10.0 45
Show 21462+2353 POU5497 AB 129 8.2 48
Show 21462+2353 POU5498 AC 191 22.2 48
Show 21462+2353 POU5498 BC 212 19.7 48
Show 21436+2324 POU5465 242 17.0 49
Show 21395+2403 POU5452 288 15.3 50
Show 21462+2439 POU5495 335 5.5 50
Show 21398+2352 TDT3095 113 0.6 50
Show 21404+2448 POU5457 190 12.2 51
Show 21443+2500 POU5472 202 23.3 51
Show 21402+2341 POU5455 249 2.8 51
Show 21468+2405 POU5501 295 12.9 51
Show 21450+2457 POU5481 199 17.9 52
Show 21451+2457 POU5483 198 3.5 52
Show 21461+2448 TDT3149 218 0.7 54
Show 21393+2429 BKO 628 55 3.0 55
Show 21463+2448 POU5499 2 5.2 56
Show 21472+2409 HDS3103 117 0.6 57
Show 21453+2501 POU5486 AB 116 8.2 57
Show 21453+2501 BKO 491 AC 132 5.9 57
Show 21453+2501 BKO 491 BC 263 3.1 57
Show 21453+2325 POU5484 331 14.6 57

 
 
WDS 21431+2413 : COMPONENTS
 
 
  A
B pa=36.3°
sep=9.34"
 
 
21431+2413 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 214304.92+241259.0 Mag 16.6 Spectral class M4 (red)
PmRA 116.00 PmDE -71.0
 
 
21431+2413 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 214305.32+241306.5 Mag 19.8 Spectral class M7 (red)
PmRA 121.00 PmDE -68.0 Calc delta mag 3.2 Calc coord yes