20025+3341 BKO 520 AC
20h 02m 29.65s +33° 40' 56.5" P.A. 24.00 sep 6.5 mag 10.41,14.00 Sp F8:
Coord 2000 |
20025+3341 |
|
Discov num |
BKO 520 |
|
Comp |
AC |
|
Coord arcsec 2000 |
20 02 29.65 +33 40 56.5 |
|
Date first |
1998 |
|
Date last |
2015 |
|
Obs |
7 |
|
Pa first |
23 |
|
Pa last |
24 |
|
P.A. Now (θ) |
24° |
|
Sep first |
6.9 |
|
Sep last |
6.541 |
|
Sep. Now (ρ) |
6.541" |
|
Mag pri |
10.41 |
|
Mag sec |
14.00 |
|
delta mag (ΔM) |
3.59 |
|
Spectral class |
F8: (yellow-white) |
|
Pri motion ra |
+003 |
|
Sec motion ra |
|
|
Pri motion dec |
+009 |
|
Sec motion dec |
|
|
Notes |
N
(See Notes) |
|
Nature of this double is uncertain.
20025+3341 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
HD 227251 |
|
20 02 30 +33 40 56 |
HO 117 AB |
2016 |
19 |
314 |
5.2 |
10.41 |
11.70 |
1.29 |
|
|
Show |
|
|
20 02 30 +33 40 56 |
BKO 520 AC |
2015 |
7 |
24 |
6.5 |
10.41 |
14.00 |
3.59 |
|
<=== |
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Cygnus |
|
Tycho2 |
2674-05689-1 |
|
Gaia DR2 |
2058245192683217408 |
|
HD |
227251 |
|
WDS 20025+3341 BKO 520 AC : NOTES
discov_num |
notes |
refcode |
HO 117 |
AB: SEI 809. |
Nsn2017d |
BKO 520 |
AC: Anon. 33. |
Bko2009d |
REFERENCES
refcode |
metd |
author |
reference |
Bko2009d |
C u |
Berko, E. |
2009JDSO....5..189B |
Bko2009d |
|
JDSO 5, 189, 2009 |
|
Nsn2017d |
not - |
Nanson, J. |
................... |
Nsn2017d |
|
private communication, 2017 |
|
DISCOVERER
idgroup |
discov |
author |
1 |
HO |
Hough, G.W. |
WDS HISTORIC DATA
coord_2000 |
discov_num |
comp |
epoch |
obs |
pa |
sep |
mag_pri |
mag_sec |
spectr |
notes |
coord_arcsec_2000 |
20025+3341 |
BKO 520 |
AC |
2008 |
1 |
28 |
6.7 |
10.41 |
14.00 |
|
N |
200229.65+334056.6 |
20025+3341 |
BKO 520 |
AC |
2015 |
4 |
24 |
6.7 |
10.41 |
14.00 |
F8: |
N |
200229.65+334056.5 |
If you need more information about this double, apply for a
data request form to the WDS.
WDS 20025+3341 BKO 520 AC : VISUAL OBSERVATIONS REPORTS
No records found.
WDS 20025+3341 BKO 520 AC : MEASURES
No records found.
WDS 20025+3341 : VIRTUAL EYEPIECE
Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.
|
|
WDS 20025+3341 : ALADIN DSS IMAGE @ 20h 02m 29.65s +33° 40' 56.5"
WDS 20025+3341 BKO 520 AC : NEIGHBORHOODS
|
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 |
|
20025+3341 |
HO 117 |
AB |
314 |
5.2 |
|
Show |
|
20025+3341 |
BKO 520 |
AC |
24 |
6.5 |
|
Show |
|
20027+3340 |
WAK 13 |
CD |
6 |
2.9 |
3 |
Show |
|
20027+3340 |
HO 118 |
AB |
28 |
3.0 |
4 |
Show |
|
20027+3340 |
DAM 7 |
AC |
308 |
60.7 |
4 |
Show |
|
20031+3343 |
SEI 818 |
|
207 |
15.1 |
9 |
Show |
|
20027+3349 |
SEI 815 |
AB |
358 |
19.4 |
9 |
Show |
|
20027+3349 |
SEI 816 |
AC |
113 |
20.6 |
9 |
Show |
|
20027+3349 |
BKO 523 |
AD |
341 |
5.0 |
9 |
Show |
|
20022+3332 |
SEI 801 |
|
107 |
7.9 |
11 |
Show |
|
20026+3352 |
BKO 521 |
AB |
34 |
10.5 |
11 |
Show |
|
20026+3352 |
BKO 521 |
BC |
57 |
5.1 |
12 |
Show |
|
20031+3350 |
SEI 819 |
|
148 |
22.1 |
12 |
Show |
|
20023+3354 |
SEI 804 |
|
270 |
27.4 |
13 |
Show |
|
20027+3355 |
BKO 522 |
DE |
154 |
4.4 |
15 |
Show |
|
20027+3355 |
BKO 522 |
AB |
340 |
6.8 |
15 |
Show |
|
20027+3355 |
BKO 522 |
AD |
199 |
10.6 |
15 |
Show |
|
20027+3355 |
BKO 522 |
BC |
15 |
1.9 |
15 |
Show |
|
20013+3346 |
SEI 789 |
|
347 |
16.9 |
16 |
Show |
|
20010+3346 |
SEI 785 |
|
137 |
29.2 |
19 |
Show |
|
20032+3357 |
SEI 821 |
|
93 |
29.2 |
19 |
Show |
|
20037+3327 |
TDT1942 |
|
11 |
0.8 |
21 |
Show |
|
20039+3349 |
SEI 833 |
|
146 |
6.0 |
21 |
Show |
|
20016+3358 |
SEI 794 |
|
193 |
3.8 |
22 |
Show |
|
20008+3337 |
SEI 784 |
|
159 |
23.5 |
22 |
Show |
|
20024+3320 |
SEI 803 |
|
272 |
22.6 |
22 |
Show |
|
20039+3329 |
TDT1945 |
|
114 |
1.3 |
22 |
Show |
|
20033+3403 |
SEI 822 |
|
212 |
24.3 |
24 |
Show |
|
20020+3411 |
SEI 800 |
|
350 |
24.9 |
31 |
Show |
|
20049+3334 |
ES 2350 |
AB |
224 |
2.4 |
31 |
Show |
|
20049+3334 |
ES 2350 |
BC |
241 |
4.4 |
31 |
Show |
|
20021+3308 |
SEI 797 |
|
86 |
25.7 |
34 |
Show |
|
20048+3359 |
SEI 841 |
|
307 |
26.7 |
34 |
Show |
|
20053+3343 |
SEI 844 |
|
6 |
22.5 |
35 |
Show |
|
20030+3416 |
BKO 524 |
|
62 |
13.9 |
37 |
Show |
|
20040+3309 |
SEI 832 |
|
219 |
22.2 |
37 |
Show |
|
20016+3417 |
SEI 793 |
|
27 |
4.0 |
38 |
Show |
|
20019+3303 |
HO 586 |
|
172 |
6.8 |
40 |
Show |
|
19597+3359 |
FRT 2 |
AB |
237 |
6.9 |
40 |
Show |
|
19597+3359 |
FRT 2 |
AC |
311 |
3.0 |
40 |
Show |
|
19597+3359 |
FRT 2 |
AD |
63 |
7.0 |
40 |
Show |
|
20034+3420 |
SEI 823 |
|
232 |
17.2 |
41 |
Show |
|
20032+3421 |
SEI 820 |
|
91 |
10.8 |
41 |
Show |
|
20031+3421 |
BKO 525 |
|
308 |
11.5 |
41 |
Show |
|
19596+3321 |
SEI 769 |
|
228 |
23.7 |
42 |
Show |
|
20057+3329 |
ES 2351 |
|
276 |
5.0 |
42 |
Show |
|
19596+3318 |
BEW 4 |
|
203 |
18.0 |
43 |
Show |
|
20041+3419 |
SEI 834 |
|
135 |
21.9 |
43 |
Show |
|
20005+3418 |
SEI 780 |
|
141 |
5.7 |
46 |
Show |
|
20025+3427 |
SEI 811 |
|
79 |
19.9 |
46 |
Show |
|
20062+3328 |
ES 2373 |
AB |
104 |
6.1 |
48 |
|
|
WDS 20025+3341 : COMPONENTS
|
A |
B |
B |
pa=318.9°
sep=4.73"
| |
C |
pa=20.3°
sep=6.37"
| pa=65.6°
sep=5.85"
|
20025+3341 A
Name |
HD 227251 |
|
Coord arcsec 2000 |
200229.65+334056.5 |
|
Mag |
10.41 |
|
Spectral class |
F8: (yellow-white) |
|
PmRA |
3.00 |
|
PmDE |
9.0 |
|
Tycho2 |
2674-05689-1 |
|
HD |
227251 |
|
Tycho2 |
2674-05689-1 |
|
Pflag |
|
|
RAmdeg |
300.62355498 |
|
DEmdeg |
33.68236820 |
|
PmRA |
2.4 |
|
PmDE |
7.5 |
|
E RAmdeg |
28 |
|
E DEmdeg |
27 |
|
E pmRA |
1.5 |
|
E pmDE |
1.6 |
|
EpRAm |
1987.39 |
|
EpDEm |
1988.15 |
|
Num |
5 |
|
Q RAmdeg |
0.7 |
|
Q DEmdeg |
0.5 |
|
Q pmRA |
0.7 |
|
Q pmDE |
0.5 |
|
BTmag |
10.931 |
|
E BTmag |
0.046 |
|
VTmag |
10.412 |
|
E VTmag |
0.042 |
|
Prox |
999 |
|
TYC |
T |
|
HIP |
|
|
CCDM |
|
|
RAdeg |
300.62354889 |
|
DEdeg |
33.68235111 |
|
EpRA 1990 |
1.51 |
|
EpDE 1990 |
1.70 |
|
E RAdeg |
28.8 |
|
E DEdeg |
27.9 |
|
Posflg |
|
|
Corr |
0.1 |
|
20025+3341 B
Coord arcsec 2000 |
200229.40+334100.1 |
|
Mag |
11.7 |
|
PmRA |
-3.00 |
|
PmDE |
9.0 |
|
Calc delta mag |
1.29 |
|
Calc coord |
yes |
|
20025+3341 C
Coord arcsec 2000 |
200229.83+334102.5 |
|
Mag |
14 |
|
Calc delta mag |
3.59 |
|
Calc coord |
yes |
|