21558+3716 HO 174 CD
21h 55m 38.57s +37° 14' 03.5" P.A. 262.00 sep 6.0 mag 11.50,11.90
Coord 2000 |
21558+3716 |
|
Discov num |
HO 174 |
|
Comp |
CD |
|
Coord arcsec 2000 |
21 55 38.57 +37 14 03.5 |
|
Date first |
1881 |
|
Date last |
2015 |
|
Obs |
20 |
|
Pa first |
269 |
|
Pa last |
261.8 |
|
P.A. Now (θ) |
261.8° |
|
Sep first |
6.3 |
|
Sep last |
5.98 |
|
Sep. Now (ρ) |
5.98" |
|
Mag pri |
11.50 |
|
Mag sec |
11.90 |
|
delta mag (ΔM) |
0.4 |
|
Spectral class |
|
|
Pri motion ra |
+020 |
|
Sec motion ra |
-026 |
|
Pri motion dec |
-004 |
|
Sec motion dec |
-010 |
|
Notes |
N
W
R
(See Notes, , Red magnitudes) |
|
rPM=1.665
This double is not physical.
21558+3716 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
|
21 55 48 +37 15 54 |
HO 174 AB |
2016 |
25 |
335 |
7.6 |
10.38 |
10.75 |
0.37 |
|
|
Show |
|
|
21 55 48 +37 15 54 |
HO 174 AC |
2015 |
18 |
226 |
160.4 |
10.38 |
11.50 |
1.12 |
|
|
Show |
|
|
21 55 48 +37 16 01 |
HO 174 BC |
2015 |
9 |
224 |
163.0 |
10.75 |
11.50 |
0.75 |
|
|
Show |
|
|
21 55 39 +37 14 04 |
HO 174 CD |
2015 |
20 |
262 |
6.0 |
11.50 |
11.90 |
0.40 |
|
<=== |
Quadruple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Cygnus |
|
Tycho2 |
2731-00737-1 |
|
Gaia DR2 |
1949827986028540800 |
|
WDS 21558+3716 HO 174 CD : NOTES
discov_num |
notes |
refcode |
HO 174 |
Schembor measures a companion he calls C. 1925.57, 109.5@, 89.74". |
Sch1927b |
|
CD: Also known as ALI 445. |
|
REFERENCES
refcode |
metd |
author |
reference |
Sch1927b |
Ma - |
Schembor, F. |
1927AN....230..329S |
Sch1927b |
|
AN 230, 329, 1927 |
|
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 |
21558+3716 |
HO 174 |
CD |
2004 |
8 |
82 |
6.1 |
10.80 |
10.80 |
|
N D |
215538.58+371403.5 |
21558+3716 |
HO 174 |
CD |
2010 |
9 |
82 |
5.9 |
12.32 |
12.40 |
|
N D |
215538.58+371403.5 |
21558+3716 |
HO 174 |
CD |
2011 |
11 |
82 |
6.0 |
12.32 |
12.40 |
|
N D |
215538.58+371403.5 |
21558+3716 |
HO 174 |
CD |
2012 |
13 |
82 |
5.0 |
12.70 |
12.33 |
|
N |
215538.08+371402.7 |
21558+3716 |
HO 174 |
CD |
2015 |
15 |
262 |
6.0 |
11.50 |
11.90 |
|
N R |
215538.57+371403.5 |
If you need more information about this double, apply for a
data request form to the WDS.
WDS 21558+3716 HO 174 CD : VISUAL OBSERVATIONS REPORTS
No records found.
WDS 21558+3716 HO 174 CD : MEASURES
No records found.
WDS 21558+3716 : 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 21558+3716 : ALADIN DSS IMAGE @ 21h 55m 38.57s +37° 14' 03.5"
WDS 21558+3716 HO 174 CD : 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 |
|
21558+3716 |
HO 174 |
CD |
262 |
6.0 |
|
Show |
|
21558+3716 |
HO 174 |
AB |
335 |
7.6 |
3 |
Show |
|
21558+3716 |
HO 174 |
AC |
226 |
160.4 |
3 |
Show |
|
21558+3716 |
HO 174 |
BC |
224 |
163.0 |
3 |
Show |
|
21560+3712 |
SCH 1 |
|
290 |
90.6 |
5 |
Show |
|
21557+3708 |
ES 2523 |
|
32 |
4.7 |
8 |
Show |
|
21564+3725 |
ES 2525 |
|
110 |
8.4 |
14 |
Show |
|
21565+3701 |
ES 2069 |
AB |
106 |
4.9 |
18 |
Show |
|
21565+3701 |
ES 2069 |
AC |
214 |
6.5 |
18 |
Show |
|
21573+3732 |
ES 2526 |
BC |
183 |
5.8 |
26 |
Show |
|
21569+3735 |
BKO 905 |
AB |
316 |
6.3 |
26 |
Show |
|
21569+3735 |
BKO 905 |
AC |
36 |
6.8 |
26 |
Show |
|
21569+3735 |
BKO 905 |
AD |
33 |
17.8 |
26 |
Show |
|
21573+3732 |
ES 2526 |
AB |
269 |
17.9 |
27 |
Show |
|
21573+3732 |
ABH 155 |
AD |
259 |
99.1 |
27 |
Show |
|
21573+3732 |
ABH 155 |
AE |
307 |
93.5 |
27 |
Show |
|
21573+3732 |
ABH 155 |
AF |
359 |
46.4 |
27 |
Show |
|
21573+3732 |
ABH 155 |
AG |
22 |
50.2 |
27 |
Show |
|
21573+3732 |
ABH 155 |
AH |
65 |
105.4 |
27 |
Show |
|
21573+3732 |
ABH 155 |
AI |
146 |
63.7 |
27 |
Show |
|
21573+3732 |
ABH 155 |
AJ |
161 |
35.4 |
27 |
Show |
|
21581+3650 |
TDT3263 |
|
164 |
0.8 |
39 |
Show |
|
21559+3752 |
ES 2524 |
|
277 |
6.2 |
39 |
Show |
|
21517+3716 |
COU1641 |
|
309 |
2.1 |
43 |
Show |
|
21520+3722 |
CRB 144 |
|
109 |
12.2 |
45 |
Show |
|
21541+3633 |
KPP1393 |
|
139 |
10.4 |
46 |
Show |
|
21584+3643 |
LDS4930 |
|
163 |
33.7 |
46 |
Show |
|
21520+3653 |
J 3149 |
AB |
93 |
5.0 |
49 |
Show |
|
21520+3653 |
TDT3202 |
AC |
210 |
0.6 |
49 |
Show |
|
21588+3745 |
ES 2527 |
|
322 |
8.2 |
51 |
Show |
|
21514+3730 |
SEI1540 |
|
207 |
23.6 |
54 |
Show |
|
21589+3755 |
A 1450 |
|
190 |
4.1 |
57 |
Show |
|
21512+3741 |
TDT3193 |
|
212 |
1.2 |
60 |
Show |
|
21547+3814 |
TOK 638 |
AB |
65 |
999.9 |
62 |
Show |
|
21579+3616 |
COU1338 |
|
111 |
1.2 |
64 |
Show |
|
21539+3610 |
ES 2068 |
|
343 |
2.5 |
72 |
Show |
|
21502+3750 |
ES 1996 |
|
337 |
2.3 |
74 |
Show |
|
21522+3817 |
TDT3205 |
|
142 |
0.5 |
76 |
Show |
|
22009+3755 |
TDT3291 |
|
163 |
0.5 |
76 |
Show |
|
21570+3600 |
TDT3254 |
|
243 |
0.5 |
76 |
Show |
|
22020+3727 |
A 1452 |
|
289 |
1.9 |
77 |
Show |
|
21507+3621 |
COU1640 |
AB |
19 |
2.6 |
80 |
Show |
|
21507+3621 |
GII 295 |
Aa,Ab |
51 |
0.1 |
80 |
Show |
|
22023+3659 |
HO 177 |
|
111 |
8.4 |
81 |
Show |
|
21501+3623 |
GRV 513 |
|
204 |
11.5 |
84 |
Show |
|
21520+3826 |
HDS3114 |
|
119 |
0.1 |
84 |
Show |
|
22027+3707 |
J 3157 |
|
108 |
4.1 |
85 |
Show |
|
21512+3607 |
KPP4250 |
AB |
262 |
43.3 |
86 |
Show |
|
21592+3559 |
TDT3276 |
|
124 |
0.4 |
87 |
Show |
|
21536+3551 |
OSO 159 |
AB |
38 |
14.2 |
87 |
Show |
|
21536+3551 |
OSO 159 |
AC |
197 |
21.4 |
87 |
|
|
WDS 21558+3716 : COMPONENTS
|
A |
B |
C |
B |
pa=335.0°
sep=7.62"
| |
C |
pa=226.5°
sep=160.66"
| pa=224.0°
sep=163.23"
| |
D |
pa=227.4°
sep=164.69"
| pa=224.9°
sep=167.14"
| pa=259.7°
sep=4.79"
|
21558+3716 A
Coord arcsec 2000 |
215548.33+371554.1 |
|
Mag |
10.38 |
|
Spectral class |
A9 (white) |
|
PmRA |
-11.00 |
|
PmDE |
-16.0 |
|
Tycho2 |
2731-00181-1 |
|
Tycho2 |
2731-00181-1 |
|
Pflag |
|
|
RAmdeg |
328.95139161 |
|
DEmdeg |
37.26503821 |
|
PmRA |
-11.3 |
|
PmDE |
-11.6 |
|
E RAmdeg |
22 |
|
E DEmdeg |
21 |
|
E pmRA |
2.1 |
|
E pmDE |
2.0 |
|
EpRAm |
1989.56 |
|
EpDEm |
1989.69 |
|
Num |
6 |
|
Q RAmdeg |
1.0 |
|
Q DEmdeg |
0.8 |
|
Q pmRA |
1.0 |
|
Q pmDE |
0.8 |
|
BTmag |
10.780 |
|
E BTmag |
0.035 |
|
VTmag |
10.379 |
|
E VTmag |
0.034 |
|
Prox |
76 |
|
TYC |
T |
|
HIP |
|
|
CCDM |
|
|
RAdeg |
328.95142472 |
|
DEdeg |
37.26506528 |
|
EpRA 1990 |
1.57 |
|
EpDE 1990 |
1.67 |
|
E RAdeg |
21.8 |
|
E DEdeg |
20.6 |
|
Posflg |
|
|
Corr |
0.0 |
|
21558+3716 B
Coord arcsec 2000 |
215548.06+371601.0 |
|
Coord calc |
215548.06+371601.0 |
|
Mag |
10.75 |
|
Spectral class |
F2 (yellow-white) |
|
PmRA |
-11.00 |
|
PmDE |
-13.0 |
|
Tycho2 |
2731-00181-2 |
|
Calc delta mag |
0.37 |
|
Tycho2 |
2731-00181-2 |
|
Pflag |
|
|
RAmdeg |
328.95021320 |
|
DEmdeg |
37.26694853 |
|
PmRA |
-17.9 |
|
PmDE |
-12.5 |
|
E RAmdeg |
29 |
|
E DEmdeg |
28 |
|
E pmRA |
3.4 |
|
E pmDE |
3.2 |
|
EpRAm |
1990.31 |
|
EpDEm |
1990.34 |
|
Num |
3 |
|
Q RAmdeg |
1.4 |
|
Q DEmdeg |
1.7 |
|
Q pmRA |
1.4 |
|
Q pmDE |
1.7 |
|
BTmag |
11.155 |
|
E BTmag |
0.045 |
|
VTmag |
10.751 |
|
E VTmag |
0.048 |
|
Prox |
76 |
|
TYC |
T |
|
HIP |
|
|
CCDM |
|
|
RAdeg |
328.95026583 |
|
DEdeg |
37.26697750 |
|
EpRA 1990 |
1.58 |
|
EpDE 1990 |
1.66 |
|
E RAdeg |
29.1 |
|
E DEdeg |
27.9 |
|
Posflg |
|
|
Corr |
0.0 |
|
21558+3716 C
Coord arcsec 2000 |
215538.57+371403.5 |
|
Coord calc |
215538.57+371403.5 |
|
Mag |
11.5 |
|
PmRA |
20.00 |
|
PmDE |
-4.0 |
|
Calc delta mag |
1.12 |
|
21558+3716 D
Coord arcsec 2000 |
215538.18+371402.6 |
|
Mag |
11.9 |
|
PmRA |
-26.00 |
|
PmDE |
-10.0 |
|
Tycho2 |
2731-00737-1 |
|
Calc delta mag |
1.52 |
|
Calc coord |
yes |
|
Tycho2 |
2731-00737-1 |
|
Pflag |
|
|
RAmdeg |
328.91073704 |
|
DEmdeg |
37.23431021 |
|
PmRA |
-6.3 |
|
PmDE |
-7.5 |
|
E RAmdeg |
95 |
|
E DEmdeg |
88 |
|
E pmRA |
4.6 |
|
E pmDE |
4.2 |
|
EpRAm |
1983.00 |
|
EpDEm |
1983.08 |
|
Num |
3 |
|
Q RAmdeg |
1.7 |
|
Q DEmdeg |
1.0 |
|
Q pmRA |
1.7 |
|
Q pmDE |
1.0 |
|
BTmag |
13.254 |
|
E BTmag |
0.280 |
|
VTmag |
12.325 |
|
E VTmag |
0.179 |
|
Prox |
999 |
|
TYC |
|
|
HIP |
|
|
CCDM |
|
|
RAdeg |
328.91075500 |
|
DEdeg |
37.23432722 |
|
EpRA 1990 |
1.58 |
|
EpDE 1990 |
1.71 |
|
E RAdeg |
103.0 |
|
E DEdeg |
95.4 |
|
Posflg |
|
|
Corr |
0.1 |
|