20217-0745 HO 277
20h 21m 41.96s -07° 45' 19.1" P.A. 68.00 sep 3.0 mag 8.91,13.30 Sp F8
Coord 2000 |
20217-0745 |
|
Discov num |
HO 277 |
|
Comp |
|
|
Coord arcsec 2000 |
20 21 41.96 -07 45 19.1 |
|
Date first |
1888 |
|
Date last |
2016 |
|
Obs |
8 |
|
Pa first |
70 |
|
Pa last |
67.5 |
|
P.A. Now (θ) |
67.5° |
|
Sep first |
2.8 |
|
Sep last |
3.008 |
|
Sep. Now (ρ) |
3.008" |
|
Mag pri |
8.91 |
|
Mag sec |
13.30 |
|
delta mag (ΔM) |
4.39 |
|
Spectral class |
F8 (yellow-white) |
|
Pri motion ra |
+060 |
|
Sec motion ra |
|
|
Pri motion dec |
+001 |
|
Sec motion dec |
|
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Aquila |
|
SAO |
144337 |
|
Tycho2 |
5741-00079-1 |
|
Gaia DR2 |
4215988933398838272 |
|
HD |
193653 |
|
WDS 20217-0745 HO 277 : NOTES
No records found.
REFERENCES
refcode |
metd |
author |
reference |
Ho_1883 |
Ma j |
Hough, G.W. |
1883MNRAS..43..371H |
Ho_1883 |
|
MNRAS 43, 371, 1883 (data also in Ho_1890) |
1890AN....125....1H |
Ho_1884 |
Ma j |
Hough, G.W. |
1884MNRAS..44..365H |
Ho_1884 |
|
MNRAS 44, 365, 1884 (data also in Ho_1890) |
1890AN....125....1H |
Ho_1885 |
Ma j |
Hough, G.W. |
1885MNRAS..45..417H |
Ho_1885 |
|
MNRAS 45, 417, 1885 (data also in Ho_1890) |
1890AN....125....1H |
Ho_1886 |
Ma j |
Hough, G.W. |
1886MNRAS..46..393H |
Ho_1886 |
|
MNRAS 46, 393, 1886 (data also in Ho_1890) |
1890AN....125....1H |
Ho_1887 |
Ma j |
Hough, G.W. |
1887AN....116..273H |
Ho_1887 |
|
AN 116, 273, 1887 |
|
Ho_1890 |
Ma j |
Hough, G.W. |
1890AN....125....1H |
Ho_1890 |
|
AN 125, 1, 1890 |
|
Ho_1890b |
Ma j |
Hough, G.W. |
1890AJ......9..177H |
Ho_1890b |
|
AJ 9, 177, 1890 (some data also in Ho_1890 or Ho_1894b) |
1890AN....125....1H |
Ho_1894a |
Ma - |
Hough, G.W. |
1894MNRAS..54..251H |
Ho_1894a |
|
MNRAS 54, 251, 1894 |
|
Ho_1894b |
Ma j |
Hough, G.W. (HO 304 - 490) |
1894AN....135..281H |
Ho_1894b |
|
AN 135, 281, 1894 |
|
Ho_1894c |
Ma - |
Hough, G.W. (measure by Dembowski, H.) |
1894AN....135..281H |
Ho_1894c |
|
AN 135, 281, 1894 |
|
Ho_1899a |
Ma j |
Hough, G.W. |
1899AN....149..65H |
Ho_1899a |
|
AN 149, 65, 1899 |
|
Ho_1899b |
Ma - |
Hough, G.W. (measure by Burnham, S.W.) |
1899AN....149..65H |
Ho_1899b |
|
AN 149, 65, 1899 |
|
Ho_1907 |
Ma - |
Hough, G.W. |
1907PFAO....3c...1D |
Ho_1907 |
|
Pub. Univ. Penn. 3, Pt. 3, 1907 (measures sent to Doolittle) |
|
Ho_1932A |
Ma - |
Hough, G.W. |
1932QB821.A43...... |
Ho_1932A |
|
cited in ADS, 1932 (unpublished measures sent to Aitken in manuscript by Fox) |
|
WDS HISTORIC DATA
coord_2000 |
discov_num |
comp |
epoch |
obs |
pa |
sep |
mag_pri |
mag_sec |
spectr |
notes |
coord_arcsec_2000 |
20217-0745 |
HO 277 |
|
1939 |
5 |
68 |
3.6 |
8.91 |
13.30 |
F8 |
|
202141.96-074519.1 |
20217-0745 |
HO 277 |
|
2016 |
6 |
68 |
3.0 |
8.91 |
13.30 |
F8 |
|
202141.96-074519.1 |
If you need more information about this double, apply for a
data request form to the WDS.
WDS 20217-0745 HO 277 : VISUAL OBSERVATIONS REPORTS
No records found.
WDS 20217-0745 HO 277 : MEASURES
No records found.
WDS 20217-0745 : 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 20217-0745 : ALADIN DSS IMAGE @ 20h 21m 41.96s -07° 45' 19.1"
WDS 20217-0745 HO 277 : 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 |
|
20217-0745 |
HO 277 |
|
68 |
3.0 |
|
Show |
|
20208-0745 |
SCJ 25 |
|
215 |
2.8 |
14 |
Show |
|
20198-0827 |
LDS1468 |
|
31 |
9.0 |
51 |
Show |
|
20187-0710 |
J 2309 |
|
323 |
6.1 |
59 |
Show |
|
20182-0816 |
KPP4190 |
|
349 |
2.5 |
61 |
Show |
|
20238-0839 |
KPP1896 |
|
157 |
14.8 |
62 |
Show |
|
20258-0818 |
STF2678 |
|
310 |
3.4 |
70 |
Show |
|
20249-0648 |
A 2998 |
|
338 |
0.5 |
75 |
Show |
|
20247-0846 |
RST4062 |
|
354 |
0.0 |
76 |
Show |
|
20244-0638 |
WIS 338 |
|
224 |
13.3 |
78 |
Show |
|
20196-0632 |
LDS4837 |
|
145 |
28.9 |
80 |
Show |
|
20169-0712 |
J 2306 |
|
62 |
5.2 |
80 |
Show |
|
20169-0710 |
UC 4136 |
|
79 |
55.4 |
81 |
Show |
|
20270-0726 |
GWP2951 |
|
78 |
50.0 |
82 |
Show |
|
20165-0719 |
UC 4133 |
|
199 |
58.8 |
83 |
Show |
|
20161-0744 |
HO 589 |
AB |
329 |
15.7 |
83 |
Show |
|
20161-0744 |
HO 589 |
AC |
200 |
55.3 |
83 |
Show |
|
20166-0712 |
JNN 125 |
|
273 |
0.2 |
84 |
Show |
|
20165-0817 |
UC 4134 |
|
79 |
46.5 |
85 |
Show |
|
20275-0734 |
LDS5906 |
|
239 |
2.1 |
88 |
Show |
|
20151-0727 |
KPP2772 |
|
219 |
26.7 |
101 |
Show |
|
20188-0614 |
RST4660 |
|
106 |
0.5 |
101 |
Show |
|
20167-0630 |
J 1388 |
|
4 |
4.6 |
105 |
Show |
|
20189-0608 |
RST4661 |
|
282 |
2.1 |
106 |
Show |
|
20158-0640 |
UC 4130 |
|
12 |
77.6 |
109 |
Show |
|
20246-0602 |
UC 4169 |
|
50 |
54.1 |
112 |
Show |
|
20203-0935 |
GWP2940 |
|
264 |
408.2 |
113 |
Show |
|
20292-0759 |
UC 4197 |
AB |
111 |
15.1 |
113 |
Show |
|
20153-0644 |
KPP4188 |
|
151 |
2.0 |
114 |
Show |
|
20293-0802 |
HLD 38 |
|
298 |
2.3 |
114 |
Show |
|
20211-0549 |
UC 4155 |
|
346 |
52.8 |
117 |
Show |
|
20289-0652 |
HJ 918 |
|
326 |
7.7 |
119 |
Show |
|
20296-0650 |
DOO 85 |
|
246 |
3.7 |
129 |
Show |
|
20305-0745 |
J 2312 |
|
123 |
5.4 |
130 |
Show |
|
20133-0706 |
RST4655 |
|
132 |
2.0 |
131 |
Show |
|
20127-0744 |
J 1699 |
|
31 |
4.5 |
132 |
Show |
|
20286-0622 |
J 1390 |
|
348 |
8.1 |
134 |
Show |
|
20251-0539 |
TDT2254 |
|
106 |
1.0 |
137 |
Show |
|
20125-0727 |
TDT2087 |
|
83 |
1.0 |
139 |
Show |
|
20293-0624 |
J 1392 |
|
317 |
3.4 |
140 |
Show |
|
20239-1001 |
UC 4165 |
|
312 |
15.4 |
140 |
Show |
|
20123-0806 |
BU 1205 |
|
212 |
0.2 |
142 |
Show |
|
20131-0854 |
RST4054 |
|
4 |
2.2 |
146 |
Show |
|
20119-0730 |
A 2997 |
|
60 |
1.9 |
147 |
Show |
|
20150-0557 |
RST4657 |
|
257 |
0.5 |
147 |
Show |
|
20251-1004 |
LDS4840 |
|
298 |
5.5 |
148 |
Show |
|
20118-0731 |
TDT2076 |
|
138 |
1.7 |
148 |
Show |
|
20301-0906 |
J 1706 |
|
285 |
6.4 |
149 |
Show |
|
20144-0603 |
STF2646 |
AB |
40 |
17.8 |
150 |
Show |
|
20144-0603 |
STF2646 |
BC |
106 |
26.9 |
150 |
Show |
|
20201-0517 |
TDT2180 |
|
190 |
1.9 |
151 |
|
|
WDS 20217-0745 : COMPONENTS
20217-0745 A
Componente originario normalizzato |
AB |
|
Coord arcsec 2000 |
202141.96-074519.1 |
|
Mag |
8.91 |
|
Spectral class |
F8 (yellow-white) |
|
PmRA |
60.00 |
|
PmDE |
1.0 |
|
SAO |
144337 |
|
Tycho2 |
5741-00079-1 |
|
HD |
193653 |
|
DM |
BD-08 5330 |
|
Tycho2 |
5741-00079-1 |
|
Pflag |
|
|
RAmdeg |
305.42485422 |
|
DEmdeg |
-7.75530583 |
|
PmRA |
41.3 |
|
PmDE |
3.3 |
|
E RAmdeg |
9 |
|
E DEmdeg |
11 |
|
E pmRA |
1.1 |
|
E pmDE |
1.1 |
|
EpRAm |
1990.39 |
|
EpDEm |
1988.82 |
|
Num |
11 |
|
Q RAmdeg |
1.6 |
|
Q DEmdeg |
0.9 |
|
Q pmRA |
1.5 |
|
Q pmDE |
0.9 |
|
BTmag |
9.385 |
|
E BTmag |
0.021 |
|
VTmag |
8.913 |
|
E VTmag |
0.017 |
|
Prox |
999 |
|
TYC |
T |
|
HIP |
|
|
CCDM |
|
|
RAdeg |
305.42475667 |
|
DEdeg |
-7.75531472 |
|
EpRA 1990 |
1.67 |
|
EpDE 1990 |
1.35 |
|
E RAdeg |
9.2 |
|
E DEdeg |
11.5 |
|
Posflg |
|
|
Corr |
-0.2 |
|
SAO |
144337 |
|
DelFlag |
|
|
RA1950 |
|
|
PmRA1950 |
0.0044 |
|
DE1950 |
|
|
PmDE1950 |
-0.002 |
|
Vmag |
8.5 |
|
SpType |
F8 |
|
Double code |
|
|
Source |
26 |
|
CatNum |
7208 |
|
DM |
BD-08 5330 |
|
DMcomp |
|
|
BDsup |
|
|
HD |
193653 |
|
M HD |
0 |
|
GC |
|
|
RA1950rad |
5.3189282 |
|
DE1950rad |
-0.13815029 |
|
PmRA2000 |
0.0046 |
|
PmDE2000 |
-0.003 |
|
Ccdm |
20217-0745 |
|
RComp |
|
|
Comp |
A |
|
Note1 |
|
|
Note2 |
|
|
Discov num |
|
|
DRAs |
0.04 |
|
DDEs |
-19.5 |
|
R dRAs |
10 |
|
Year |
|
|
Theta |
|
|
Rho |
|
|
Obs |
2 |
|
Vmag |
8.8 |
|
Sp |
F8 |
|
PmNote |
* |
|
PmRA |
65 |
|
PmDE |
-2 |
|
Dm number |
-08 5330 |
|
Cat1 |
BD |
|
Name2 |
144337 |
|
Cat2 |
SAO |
|
HD |
193653 |
|
M HD |
|
|
ADS BDS |
A13740 |
|
M ADS BDS |
|
|
N IDS |
|
|
IDS |
20163S0804A |
|
HIC |
|
|
20217-0745 B
Componente originario normalizzato |
AB |
|
Coord arcsec 2000 |
202142.15-074517.9 |
|
Mag |
13.3 |
|
Calc delta mag |
4.39 |
|
Calc coord |
yes |
|
Ccdm |
20217-0745 |
|
RComp |
|
|
Comp |
B |
|
Note1 |
|
|
Note2 |
|
|
Discov num |
HO 277 |
|
DRAs |
|
|
DDEs |
|
|
R dRAs |
|
|
Year |
1888 |
|
Theta |
070 |
|
Rho |
3.1 |
|
Obs |
5 |
|
Vmag |
13.2 |
|
Sp |
|
|
PmNote |
|
|
PmRA |
|
|
PmDE |
|
|
Dm number |
|
|
Cat1 |
|
|
Name2 |
|
|
Cat2 |
|
|
HD |
|
|
M HD |
|
|
ADS BDS |
A13740 |
|
M ADS BDS |
|
|
N IDS |
|
|
IDS |
20163S0804B |
|
HIC |
|
|