20446+4041 HJ 1574
20h 44m 36.82s +40° 40' 36.6" P.A. 278.00 sep 7.4 mag 11.73,12.58
Coord 2000 |
20446+4041 |
|
Discov num |
HJ 1574 |
|
Comp |
|
|
Coord arcsec 2000 |
20 44 36.82 +40 40 36.6 |
|
Date first |
1828 |
|
Date last |
2014 |
|
Obs |
7 |
|
Pa first |
278 |
|
Pa last |
278.1 |
|
P.A. Now (θ) |
278.1° |
|
Sep first |
3.0 |
|
Sep last |
7.421 |
|
Sep. Now (ρ) |
7.421" |
|
Mag pri |
11.73 |
|
Mag sec |
12.58 |
|
delta mag (ΔM) |
0.85 |
|
Spectral class |
|
|
Pri motion ra |
-001 |
|
Sec motion ra |
-003 |
|
Pri motion dec |
-001 |
|
Sec motion dec |
+002 |
|
Notes |
N
(See Notes) |
|
rPM=1
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Cygnus |
|
Tycho2 |
3170-01155-1 |
|
Gaia DR2 |
2066061753946498816 |
|
WDS 20446+4041 HJ 1574 : NOTES
discov_num |
notes |
refcode |
HJ 1574 |
HJ 1573 and HJ 1574 are obvious on ALADIN, forming roughly 10" and 8" |
|
|
pairs are roughly Herschel's position angles. Burnham's observation of |
Bu_1906 |
|
HJ 1574 appears discrepant. |
|
REFERENCES
refcode |
metd |
author |
reference |
Bu_1906 |
Ma j |
Burnham, S.W. |
1906QB821.B972..... |
Bu_1906 |
+M |
Burnham Double Star Cat., 1906 |
|
DISCOVERER
idgroup |
discov |
author |
1 |
HJ |
Herschel, J.F.W. |
WDS HISTORIC DATA
coord_2000 |
discov_num |
comp |
epoch |
obs |
pa |
sep |
mag_pri |
mag_sec |
spectr |
notes |
coord_arcsec_2000 |
20446+4041 |
HJ 1574 |
|
1828 |
1 |
278 |
3.0 |
11.73 |
12.58 |
|
N |
204436.82+404036.6 |
20446+4041 |
HJ 1574 |
|
1998 |
2 |
278 |
7.4 |
11.73 |
12.58 |
|
N |
204436.82+404036.6 |
20446+4041 |
HJ 1574 |
|
2002 |
3 |
278 |
7.4 |
11.73 |
12.58 |
|
N |
204436.82+404036.6 |
20446+4041 |
HJ 1574 |
|
2013 |
4 |
274 |
9.9 |
11.73 |
12.58 |
|
N |
204436.82+404036.6 |
20446+4041 |
HJ 1574 |
|
2014 |
7 |
278 |
7.4 |
11.73 |
12.58 |
|
N |
204436.82+404036.6 |
If you need more information about this double, apply for a
data request form to the WDS.
WDS 20446+4041 HJ 1574 : VISUAL OBSERVATIONS REPORTS
No records found.
WDS 20446+4041 HJ 1574 : MEASURES
No records found.
WDS 20446+4041 : 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 20446+4041 : ALADIN DSS IMAGE @ 20h 44m 36.82s +40° 40' 36.6"
WDS 20446+4041 HJ 1574 : 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 |
|
20446+4041 |
HJ 1574 |
|
278 |
7.4 |
1 |
Show |
|
20446+4040 |
HJ 1573 |
|
274 |
9.8 |
1 |
Show |
|
20440+4030 |
SLN 85 |
|
203 |
9.1 |
13 |
Show |
|
20444+4027 |
TDT2510 |
|
157 |
0.9 |
14 |
Show |
|
20454+4023 |
OSO 133 |
AB |
114 |
12.0 |
20 |
Show |
|
20454+4023 |
OSO 133 |
AC |
236 |
11.7 |
20 |
Show |
|
20454+4023 |
OSO 133 |
AD |
67 |
21.8 |
20 |
Show |
|
20454+4023 |
OSO 133 |
AE |
8 |
22.4 |
20 |
Show |
|
20429+4036 |
MLB 24 |
|
175 |
5.9 |
21 |
Show |
|
20436+4024 |
DAM1256 |
|
106 |
9.6 |
21 |
Show |
|
20432+4026 |
COU2421 |
|
110 |
0.3 |
22 |
Show |
|
20444+4103 |
COU2423 |
AB |
180 |
0.3 |
24 |
Show |
|
20444+4103 |
GRV 375 |
AC |
197 |
31.4 |
24 |
Show |
|
20422+4041 |
MLB 23 |
|
41 |
7.6 |
28 |
Show |
|
20456+4014 |
TDT2519 |
|
347 |
1.3 |
29 |
Show |
|
20466+4020 |
ES 1982 |
|
301 |
3.9 |
30 |
Show |
|
20454+4011 |
TDT2518 |
|
203 |
0.7 |
31 |
Show |
|
20453+4010 |
COU2293 |
|
201 |
1.1 |
32 |
Show |
|
20476+4038 |
CNT 9 |
|
292 |
9.0 |
35 |
Show |
|
20426+4013 |
TDT2488 |
|
138 |
0.5 |
36 |
Show |
|
20413+4051 |
COU2419 |
|
69 |
0.8 |
39 |
Show |
|
20420+4015 |
A 1433 |
|
24 |
0.8 |
40 |
Show |
|
20434+4001 |
BRT2272 |
|
285 |
5.1 |
43 |
Show |
|
20485+4041 |
ES 1682 |
|
152 |
3.1 |
44 |
Show |
|
20428+4123 |
RAO 619 |
|
141 |
0.6 |
48 |
Show |
|
20447+4131 |
MLB 25 |
|
207 |
5.7 |
50 |
Show |
|
20488+4024 |
ALI1192 |
|
2 |
16.5 |
51 |
Show |
|
20421+4125 |
COU2420 |
|
90 |
0.5 |
53 |
Show |
|
20434+4131 |
HJ 1571 |
|
59 |
7.3 |
53 |
Show |
|
20419+3956 |
SEI1221 |
|
254 |
2.0 |
55 |
Show |
|
20428+4132 |
ES 1571 |
|
39 |
7.4 |
55 |
Show |
|
20495+4035 |
COU2426 |
|
328 |
1.2 |
56 |
Show |
|
20405+4010 |
TOB 196 |
BC |
32 |
23.4 |
56 |
Show |
|
20405+4010 |
SEI1214 |
AB |
78 |
20.3 |
57 |
Show |
|
20419+3953 |
SEI1222 |
|
77 |
25.4 |
57 |
Show |
|
20484+4002 |
J 1237 |
BC |
355 |
5.6 |
58 |
Show |
|
20396+4035 |
STT 410 |
AB |
3 |
0.9 |
58 |
Show |
|
20396+4035 |
STT 410 |
AB,C |
70 |
68.6 |
58 |
Show |
|
20396+4035 |
STT 410 |
AB,D |
327 |
106.6 |
58 |
Show |
|
20484+4002 |
SEI1255 |
AB |
338 |
24.4 |
58 |
Show |
|
20427+3947 |
TDT2491 |
|
275 |
1.4 |
59 |
Show |
|
20481+3958 |
CVR 231 |
|
359 |
9.7 |
59 |
Show |
|
20480+4126 |
ES 1681 |
|
146 |
2.1 |
59 |
Show |
|
20434+3943 |
TDT2497 |
|
317 |
0.5 |
60 |
Show |
|
20486+4000 |
TOB 198 |
|
96 |
21.0 |
61 |
Show |
|
20416+3950 |
COU2290 |
|
43 |
0.5 |
62 |
Show |
|
20478+3944 |
GRV 381 |
|
340 |
35.8 |
67 |
Show |
|
20392+4017 |
ES 1980 |
|
60 |
8.3 |
69 |
Show |
|
20402+3953 |
MLB 885 |
|
72 |
1.7 |
69 |
Show |
|
20390+4109 |
TDT2451 |
|
105 |
0.7 |
70 |
Show |
|
20395+4002 |
BRT2269 |
|
199 |
5.0 |
71 |
|
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WDS 20446+4041 : COMPONENTS
20446+4041 A
Componente originario normalizzato |
AB |
|
Coord arcsec 2000 |
204436.82+404036.6 |
|
Mag |
11.73 |
|
PmRA |
-1.00 |
|
PmDE |
-1.0 |
|
20446+4041 B
Componente originario normalizzato |
AB |
|
Coord arcsec 2000 |
204436.33+404037.6 |
|
Mag |
12.58 |
|
PmRA |
-3.00 |
|
PmDE |
2.0 |
|
Tycho2 |
3170-01155-1 |
|
Calc delta mag |
0.85 |
|
Calc coord |
yes |
|
Tycho2 |
3170-01155-1 |
|
Pflag |
|
|
RAmdeg |
311.15338820 |
|
DEmdeg |
40.67683626 |
|
PmRA |
0.7 |
|
PmDE |
-0.6 |
|
E RAmdeg |
96 |
|
E DEmdeg |
87 |
|
E pmRA |
2.8 |
|
E pmDE |
2.5 |
|
EpRAm |
1977.20 |
|
EpDEm |
1977.74 |
|
Num |
2 |
|
Q RAmdeg |
|
|
Q DEmdeg |
|
|
Q pmRA |
|
|
Q pmDE |
|
|
BTmag |
13.144 |
|
E BTmag |
0.278 |
|
VTmag |
12.321 |
|
E VTmag |
0.187 |
|
Prox |
999 |
|
TYC |
|
|
HIP |
|
|
CCDM |
|
|
RAdeg |
311.15338639 |
|
DEdeg |
40.67683750 |
|
EpRA 1990 |
1.59 |
|
EpDE 1990 |
1.70 |
|
E RAdeg |
103.7 |
|
E DEdeg |
93.8 |
|
Posflg |
|
|
Corr |
0.0 |
|