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Current system
00306+5609
PKO 1


Nearby doubles
6' : 00301+5613
STI1362

7' : 00302+5604
TDS1495

12' : 00315+5601
PKO 4

16' : 00303+5624
STI1364AB

16' : 00321+5600
GRF 23

20' : 00329+5609
STI1374

20' : 00297+5548
MLB 150

22' : 00311+5515
PKO 3

25' : 00310+5546
PKO 2

25' : 00303+5550
STI1365

27' : 00327+5629
TDS1514

30' : 00339+5621
STI1379

31' : 00310+5539
ES 116

32' : 00343+5614
STI1381

33' : 00344+5617
STI1382

33' : 00288+5541
MLR 624

33' : 00267+5612
STI1348

34' : 00342+5557
TDS1524

36' : 00348+5611
STI1383

36' : 00312+5535
TDS1504

38' : 00350+5610
MLR 648

39' : 00311+5648
ES 2

40' : 00332+5642
STI1376

41' : 00343+5543
ES 117

43' : 00332+5528
STI1377

43' : 00357+5613
TDS1536



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

00306+5609 PKO 1

 
 
00h 30m 36.48s +56° 09' 39.4" P.A. 294.00 sep 5.8 mag 11.39,13.40
 
 
Coord 2000 00306+5609 Discov num PKO   1 Comp Coord arcsec 2000 00 30 36.48 +56 09 39.4
Date first 1969 Date last 2015 Obs 11
Pa first 293 Pa last 294.2 P.A. Now (θ) 294.2°
Sep first 5.4 Sep last 5.76 Sep. Now (ρ) 5.76"
Mag pri 11.39 Mag sec 13.40 delta mag (ΔM) 2.01 Spectral class
Pri motion ra +002 Sec motion ra
Pri motion dec -006 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cassiopeia Tycho2 3658-01018-1 Gaia DR2 421659758616686080
 
 
WDS 00306+5609 PKO 1 : NOTES
 
 
No records found.

 
 
DISCOVERER
 
 
idgroup discov author
1 PKO (Pulkova Observatory)
9 PKO Kiselev A.A., Kalinichenko O.A., Kiyaeva O.V., Shakht N.A., Romanenko L.G.,
9 PKO Izmailov I.S., Bykov O.P., Maslennikov K.L., Bukhmastova Yu.L.
27 PKO Kiselev, A.A. Kiyaeva, O.V., Izmailov, I.S., Romanenko, L.G., Kalinichenko, O.A.,
27 PKO Vasilkova, O.O., Vasileva, T.A., Shakht, N.A., Gorshanov, D.L. & Roschina, E.A.
32 PKO Izmailov, I.S., Roshchinca, E.A., Kiselev, A.A., Kiseleva, T.P., Kalinichenko, O.,
32 PKO Bykov, O.P., Kiyaeva, O.V., Romanenko, L.G., Shakht, N.A., Maslennikov, K.L. &
34 PKO Khovrichev, M.Yu., Kulikova, A.M., Sokov, E.N., Dyachenko, V.V., Rastegaev, D.A.,
34 PKO Beskakotov, A.S., Balega, Yu.Yu., Safonov, B.S., Dodin, A.V., & Vozyakova, O.V.
35 PKO Kulikova, A.M., Khovritchev, M.Yu., Sokov, E.N., Dyachenko, V.V., Rastegaev, D.A.,
35 PKO Beskakotov, A.S., Balega, Yu.Yu, Dafonov, B.S., Dodin, A.V. & Vozyakova, O.V.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
00306+5609 PKO 1 1998 5 294 5.6 11.39 11.60 D 003036.48+560939.4
00306+5609 PKO 1 2003 6 294 5.6 11.39 11.60 D 003036.48+560939.4
00306+5609 PKO 1 2015 7 294 5.8 11.39 13.40 003036.48+560939.4

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

 
 
WDS 00306+5609 PKO 1 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 00306+5609 PKO 1 : MEASURES
 
 
No records found.

 
 
WDS 00306+5609 : VIRTUAL EYEPIECE
 
 

00306+5609 PKO 1A mag 11.39 00306+5609 PKO 1B sep 3.8 P.A. 308.90 mag 13.4 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 00306+5609 : ALADIN DSS IMAGE @ 00h 30m 36.48s +56° 09' 39.4"
 
 
 
 
WDS 00306+5609 PKO 1 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

00306+5609 PKO 1 distance=0' 00301+5613 STI1362 distance=6' 00302+5604 TDS1495 distance=7' 00315+5601 PKO 4 distance=12' 00303+5624 STI1364AB distance=16' 00303+5624 CVE 5AC distance=16' 00321+5600 GRF 23 distance=16' 00329+5609 STI1374 distance=20' 00297+5548 MLB 150 distance=20' 00311+5515 PKO 3 distance=22' 00310+5546 PKO 2 distance=25' 00303+5550 STI1365 distance=25' 00327+5629 TDS1514 distance=27' 00339+5621 STI1379 distance=30' 00310+5539 ES 116 distance=31' 00343+5614 STI1381 distance=32' 00344+5617 STI1382 distance=33' 00288+5541 MLR 624 distance=33' 00267+5612 STI1348 distance=33' 00342+5557 TDS1524 distance=34' 00348+5611 STI1383 distance=36' 00312+5535 TDS1504 distance=36' 00350+5610 MLR 648 distance=38' 00311+5648 ES 2 distance=39' 00332+5642 STI1376 distance=40' 00343+5543 ES 117 distance=41' 00332+5528 STI1377 distance=43' 00357+5613 TDS1536 distance=43' 00292+5528 STI1360 distance=43' 00350+5636 ES 3 distance=45' 00265+5540 STI1346 distance=46' 00251+5559 TDS1452 distance=48' 00250+5559 STI1342 distance=48' 00366+5609 A 914 distance=50' 00364+5621 A 913 distance=50' 00246+5600 TDS1447 distance=52' 00262+5647 STT 9AB distance=53' 00262+5647 STT 9AC distance=53' 00262+5647 WAL 6AE distance=53' 00262+5647 WAL 6AD distance=53' 00262+5647 WAL 6CD distance=53' 00280+5658 TDS1475 distance=53' 00366+5628 STI1392 distance=53' 00287+5700 STI1358 distance=53' 00249+5543 ES 932AB distance=55' 00249+5543 ES 932BC distance=55' 00245+5632 A 908 distance=56' 00308+5513 TDS1501 distance=57' 00363+5537 TDS1543 distance=59' 00323+5513 TDS1512 distance=59' 00326+5513 RAS 17 distance=60' 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 00306+5609 PKO 1 294 5.8 0
Show 00301+5613 STI1362 343 17.0 6
Show 00302+5604 TDS1495 346 0.7 7
Show 00315+5601 PKO 4 358 15.4 12
Show 00303+5624 STI1364 AB 8 14.7 16
Show 00303+5624 CVE 5 AC 153 16.9 16
Show 00321+5600 GRF 23 146 77.1 16
Show 00329+5609 STI1374 168 12.4 20
Show 00297+5548 MLB 150 125 4.9 20
Show 00311+5515 PKO 3 165 9.6 22
Show 00310+5546 PKO 2 62 9.4 25
Show 00303+5550 STI1365 72 12.4 25
Show 00327+5629 TDS1514 291 0.9 27
Show 00339+5621 STI1379 118 10.1 30
Show 00310+5539 ES 116 258 7.4 31
Show 00343+5614 STI1381 181 7.7 32
Show 00344+5617 STI1382 183 3.5 33
Show 00288+5541 MLR 624 337 0.2 33
Show 00267+5612 STI1348 144 5.3 33
Show 00342+5557 TDS1524 317 0.5 34
Show 00348+5611 STI1383 227 7.4 36
Show 00312+5535 TDS1504 300 1.0 36
Show 00350+5610 MLR 648 246 1.1 38
Show 00311+5648 ES 2 113 5.9 39
Show 00332+5642 STI1376 65 7.6 40
Show 00343+5543 ES 117 56 2.9 41
Show 00332+5528 STI1377 91 14.5 43
Show 00357+5613 TDS1536 354 1.8 43
Show 00292+5528 STI1360 137 11.6 43
Show 00350+5636 ES 3 158 8.2 45
Show 00265+5540 STI1346 105 15.3 46
Show 00251+5559 TDS1452 169 0.7 48
Show 00250+5559 STI1342 229 15.9 48
Show 00366+5609 A 914 19 0.4 50
Show 00364+5621 A 913 90 0.7 50
Show 00246+5600 TDS1447 87 0.6 52
Show 00262+5647 STT 9 AB 51 2.1 53
Show 00262+5647 STT 9 AC 4 22.8 53
Show 00262+5647 WAL 6 AE 88 74.3 53
Show 00262+5647 WAL 6 AD 54 74.1 53
Show 00262+5647 WAL 6 CD 70 62.0 53
Show 00280+5658 TDS1475 160 1.8 53
Show 00366+5628 STI1392 345 13.0 53
Show 00287+5700 STI1358 303 14.2 53
Show 00249+5543 ES 932 AB 321 41.9 55
Show 00249+5543 ES 932 BC 90 2.8 55
Show 00245+5632 A 908 237 0.4 56
Show 00308+5513 TDS1501 232 0.4 57
Show 00363+5537 TDS1543 35 1.4 59
Show 00323+5513 TDS1512 15 0.6 59
Show 00326+5513 RAS 17 76 0.7 60

 
 
WDS 00306+5609 : COMPONENTS
 
 
  A
B pa=308.9°
sep=3.76"
 
 
00306+5609 A
 
 
Coord arcsec 2000 003036.48+560939.4 Mag 11.39 PmRA 2.00 PmDE -6.0
Tycho2 3658-01018-1
Tycho2
Tycho2 3658-01018-1 Pflag RAmdeg 7.65201957 DEmdeg 56.16094642
PmRA 1.2 PmDE -8.8 E RAmdeg 52 E DEmdeg 42
E pmRA 3.0 E pmDE 3.3 EpRAm 1986.45 EpDEm 1986.32
Num 5 Q RAmdeg 1.8 Q DEmdeg 2.5 Q pmRA 1.8
Q pmDE 2.5 BTmag 13.561 E BTmag 0.293 VTmag 11.393
E VTmag 0.072 Prox 999 TYC HIP
CCDM RAdeg 7.65204639 DEdeg 56.16092972 EpRA 1990 1.69
EpDE 1990 1.75 E RAdeg 59.3 E DEdeg 55.1 Posflg
Corr 0.3
 
 
00306+5609 B
 
 
Coord arcsec 2000 003036.13+560941.8 Mag 13.4 Calc delta mag 2.01 Calc coord yes