17485-2237 DAW 30 (HD 161803)
17h 48m 30.83s -22° 37' 24.4" P.A. 131.00 sep 1.1 mag 10.89,11.04 Sp B7/9IV:
Coord 2000 |
17485-2237 |
|
Discov num |
DAW 30 |
|
Comp |
|
|
Coord arcsec 2000 |
17 48 30.83 -22 37 24.4 |
|
Date first |
1917 |
|
Date last |
2016 |
|
Obs |
6 |
|
Pa first |
132 |
|
Pa last |
131.1 |
|
P.A. Now (θ) |
131.1° |
|
Sep first |
1.0 |
|
Sep last |
1.068 |
|
Sep. Now (ρ) |
1.068" |
|
Mag pri |
10.89 |
|
Mag sec |
11.04 |
|
delta mag (ΔM) |
0.15 |
|
Spectral class |
B7/9IV: (blue-white) |
|
Pri motion ra |
+005 |
|
Sec motion ra |
+005 |
|
Pri motion dec |
-008 |
|
Sec motion dec |
-008 |
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 161803 |
|
Constellation |
Sagittarius |
|
Tycho2 |
6828-00924-1 |
|
Gaia DR2 |
4068944715142914304 |
|
HD |
161803 |
|
ADS |
10802 |
|
WDS 17485-2237 DAW 30 (HD 161803) : NOTES
No records found.
REFERENCES
refcode |
metd |
author |
reference |
Daw1918a |
Ma - |
Dawson, B.H. |
. |
Daw1918a |
|
Pub. La Plata Obs. 4, Pt.1, 1918 |
|
Daw1918b |
Ma - |
Dawson, B.H. (measure by Chaves, A.J.) |
. |
Daw1918b |
|
Pub. La Plata Obs. 4, Pt.1, 1918 |
|
Daw1919 |
orb - |
Dawson, B.H. |
1919AJ.....32..109D |
Daw1919 |
|
AJ 32, 109, 1919 |
|
Daw1920 |
orb - |
Dawson, B.H. |
1920AJ.....32..141D |
Daw1920 |
|
AJ 32, 141, 1920 |
|
Daw1920b |
orb - |
Dawson, B.H. |
1920AJ.....32..161D |
Daw1920b |
|
AJ 32, 161, 1920 |
|
Daw1922 |
Ma - |
Dawson, B.H. |
. |
Daw1922 |
|
Pub. La Plata Obs. 4, Pt.2, 1922 |
|
Daw1922b |
orb - |
Dawson, B.H. |
1922AJ.....34...17D |
Daw1922b |
|
AJ 34, 17, 1922 |
|
Daw1924a |
Ma - |
Dawson, B.H. |
1924AJ.....35..147D |
Daw1924a |
|
AJ 35, 147, 1924 (DAW 112 - 158; data also in Daw1937) |
|
Daw1924b |
orb - |
Dawson, B.H. |
1924AJ.....36...23D |
Daw1924b |
|
AJ 36, 23, 1924 |
|
Daw1926 |
orb - |
Dawson, B.H. |
1926AJ.....36..181D |
Daw1926 |
|
AJ 36, 181, 1926 |
|
Daw1927A |
Ma - |
Dawson, B.H. |
1927sdsc.book...... |
Daw1927A |
|
cited in SDS (Southern Double Star Cat.), 1927 |
|
Daw1933 |
orb - |
Dawson, B.H. |
1933AJ.....43...15D |
Daw1933 |
|
AJ 43, 15, 1933 |
|
Daw1937 |
Ma - |
Dawson, B.H. |
. |
Daw1937 |
|
Pub. La Plata Obs. 6, 85, 1937 |
|
Daw9999 |
Ma - |
Dawson, B.H. |
................... |
Daw9999 |
|
Unpublished, manuscript or reference not found. |
|
WDS HISTORIC DATA
coord_2000 |
discov_num |
comp |
epoch |
obs |
pa |
sep |
mag_pri |
mag_sec |
spectr |
notes |
coord_arcsec_2000 |
17485-2237 |
DAW 30 |
|
1991 |
5 |
128 |
1.2 |
10.89 |
11.04 |
B7/9IV: |
|
174830.83-223724.4 |
17485-2237 |
DAW 30 |
|
2016 |
6 |
131 |
1.1 |
10.89 |
11.04 |
B7/9IV: |
|
174830.83-223724.4 |
If you need more information about this double, apply for a
data request form to the WDS.
WDS 17485-2237 DAW 30 (HD 161803) : VISUAL OBSERVATIONS REPORTS
No records found.
WDS 17485-2237 DAW 30 (HD 161803) : MEASURES
No records found.
WDS 17485-2237 (HD 161803) : 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 17485-2237 (HD 161803) : ALADIN DSS IMAGE @ 17h 48m 30.83s -22° 37' 24.4"
WDS 17485-2237 DAW 30 (HD 161803) : 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 |
|
17485-2237 |
DAW 30 |
|
131 |
1.1 |
|
Show |
|
17480-2240 |
HU 1524 |
|
350 |
0.9 |
8 |
Show |
|
17489-2219 |
BRT1508 |
|
235 |
4.2 |
20 |
Show |
|
17478-2211 |
B 358 |
BC |
121 |
4.4 |
28 |
Show |
|
17478-2211 |
B 358 |
AB |
219 |
24.8 |
28 |
Show |
|
17462-2242 |
BRT1507 |
|
269 |
8.2 |
32 |
Show |
|
17519-2250 |
ARA1825 |
|
355 |
7.1 |
49 |
Show |
|
17488-2338 |
ARA2204 |
|
338 |
15.2 |
61 |
Show |
|
17529-2218 |
ARA1826 |
|
97 |
7.1 |
65 |
Show |
|
17530-2219 |
ARA1827 |
|
35 |
12.7 |
66 |
Show |
|
17448-2319 |
RST3127 |
|
151 |
2.3 |
67 |
Show |
|
17533-2221 |
HJ 4990 |
|
300 |
23.6 |
68 |
Show |
|
17535-2231 |
ARA1828 |
|
94 |
7.0 |
71 |
Show |
|
17467-2131 |
HDS2513 |
AB |
15 |
22.0 |
72 |
Show |
|
17433-2221 |
VVV 45 |
|
18 |
3.3 |
74 |
Show |
|
17477-2355 |
VVV 49 |
|
242 |
2.8 |
79 |
Show |
|
17540-2259 |
ARA1829 |
|
92 |
13.4 |
79 |
Show |
|
17427-2222 |
HJ 591 |
|
12 |
22.5 |
83 |
Show |
|
17432-2151 |
ARA1501 |
|
113 |
12.8 |
88 |
Show |
|
17512-2358 |
SKF2526 |
AB |
213 |
2.6 |
89 |
Show |
|
17512-2358 |
SKF2526 |
AC |
187 |
26.0 |
89 |
Show |
|
17434-2141 |
OCC 401 |
|
-1 |
0.0 |
91 |
Show |
|
17474-2106 |
ARA1502 |
|
102 |
12.8 |
93 |
Show |
|
17541-2330 |
RST3133 |
|
331 |
2.5 |
94 |
Show |
|
17418-2259 |
B 353 |
|
47 |
4.5 |
96 |
Show |
|
17531-2125 |
HDS2524 |
|
331 |
0.1 |
97 |
Show |
|
17497-2100 |
BRT1509 |
|
90 |
3.6 |
100 |
Show |
|
17554-2311 |
RST3135 |
|
81 |
0.5 |
102 |
Show |
|
17555-2203 |
ARA1830 |
|
122 |
11.9 |
104 |
Show |
|
17518-2104 |
LSC 79 |
|
266 |
0.3 |
105 |
Show |
|
17546-2340 |
RST3134 |
|
52 |
0.6 |
105 |
Show |
|
17552-2149 |
ARA1504 |
|
163 |
9.4 |
106 |
Show |
|
17425-2132 |
ARA1500 |
|
231 |
3.2 |
106 |
Show |
|
17526-2108 |
J 1616 |
|
151 |
6.0 |
107 |
Show |
|
17410-2304 |
ARA2203 |
|
345 |
9.2 |
109 |
Show |
|
17503-2426 |
RST3129 |
|
19 |
2.2 |
112 |
Show |
|
17431-2112 |
VVV 44 |
|
251 |
1.8 |
114 |
Show |
|
17522-2051 |
BHA 20 |
|
241 |
4.0 |
119 |
Show |
|
17402-2208 |
OCC1072 |
|
-1 |
0.0 |
120 |
Show |
|
17415-2125 |
VVV 43 |
|
81 |
3.7 |
121 |
Show |
|
17399-2304 |
OCC1071 |
|
-1 |
0.0 |
122 |
Show |
|
17573-2223 |
BRT1510 |
|
221 |
5.2 |
123 |
Show |
|
17412-2127 |
ARA1499 |
|
289 |
13.9 |
125 |
Show |
|
17577-2305 |
ARA2206 |
|
157 |
9.4 |
130 |
Show |
|
17536-2049 |
OL 102 |
|
278 |
3.6 |
130 |
Show |
|
17522-2440 |
TOK 862 |
|
76 |
2.7 |
133 |
Show |
|
17581-2249 |
ARA1832 |
|
15 |
6.9 |
133 |
Show |
|
17576-2158 |
ARA1506 |
|
17 |
13.5 |
134 |
Show |
|
17388-2233 |
RST3117 |
|
17 |
2.9 |
135 |
Show |
|
17396-2341 |
B 352 |
AB |
186 |
53.1 |
138 |
Show |
|
17530-2441 |
B 2422 |
|
295 |
8.7 |
138 |
|
|
WDS 17485-2237 : COMPONENTS
17485-2237 A
Componente originario normalizzato |
AB |
|
Name |
HD 161803 |
|
Coord arcsec 2000 |
174830.83-223724.4 |
|
Mag |
10.89 |
|
Spectral class |
B7/9IV: (blue-white) |
|
PmRA |
5.00 |
|
PmDE |
-8.0 |
|
Tycho2 |
6828-00924-1 |
|
HD |
161803 |
|
ADS |
10802 |
|
DM |
BD-22 4429 |
|
Tycho2 |
6828-00924-1 |
|
Pflag |
P |
|
RAmdeg |
267.12846876 |
|
DEmdeg |
-22.62345155 |
|
PmRA |
5.3 |
|
PmDE |
-7.7 |
|
E RAmdeg |
50 |
|
E DEmdeg |
54 |
|
E pmRA |
3.5 |
|
E pmDE |
3.6 |
|
EpRAm |
1987.36 |
|
EpDEm |
1986.87 |
|
Num |
4 |
|
Q RAmdeg |
1.6 |
|
Q DEmdeg |
0.3 |
|
Q pmRA |
1.6 |
|
Q pmDE |
0.3 |
|
BTmag |
11.165 |
|
E BTmag |
0.081 |
|
VTmag |
10.888 |
|
E VTmag |
0.105 |
|
Prox |
12 |
|
TYC |
T |
|
HIP |
|
|
CCDM |
|
|
RAdeg |
267.12833583 |
|
DEdeg |
-22.62335694 |
|
EpRA 1990 |
1.70 |
|
EpDE 1990 |
1.56 |
|
E RAdeg |
57.1 |
|
E DEdeg |
62.4 |
|
Posflg |
D |
|
Corr |
-0.1 |
|
17485-2237 B
Componente originario normalizzato |
AB |
|
Coord arcsec 2000 |
174830.88-223725.1 |
|
Mag |
11.04 |
|
PmRA |
5.00 |
|
PmDE |
-8.0 |
|
Tycho2 |
6828-00924-2 |
|
Calc delta mag |
0.15 |
|
Calc coord |
yes |
|
Tycho2 |
6828-00924-2 |
|
Pflag |
P |
|
RAmdeg |
267.12846876 |
|
DEmdeg |
-22.62345155 |
|
PmRA |
5.3 |
|
PmDE |
-7.7 |
|
E RAmdeg |
50 |
|
E DEmdeg |
54 |
|
E pmRA |
3.5 |
|
E pmDE |
3.6 |
|
EpRAm |
1987.36 |
|
EpDEm |
1986.87 |
|
Num |
4 |
|
Q RAmdeg |
1.6 |
|
Q DEmdeg |
0.3 |
|
Q pmRA |
1.6 |
|
Q pmDE |
0.3 |
|
BTmag |
11.456 |
|
E BTmag |
0.102 |
|
VTmag |
11.035 |
|
E VTmag |
0.119 |
|
Prox |
12 |
|
TYC |
|
|
HIP |
|
|
CCDM |
|
|
RAdeg |
267.12860806 |
|
DEdeg |
-22.62355528 |
|
EpRA 1990 |
1.70 |
|
EpDE 1990 |
1.55 |
|
E RAdeg |
68.9 |
|
E DEdeg |
75.4 |
|
Posflg |
D |
|
Corr |
-0.1 |
|