17276-2440 HDS 2466 (HD 157987)
17h 27m 37.26s -24° 40' 04.3" P.A. 197.00 sep 0.4 mag 9.30,10.70 Sp A2IV dist. 396.83 pc (1294.46 l.y.)
Coord 2000 |
17276-2440 |
|
Discov num |
HDS2466 |
|
Comp |
|
|
Coord arcsec 2000 |
17 27 37.26 -24 40 04.3 |
|
Date first |
1991 |
|
Date last |
2021 |
|
Obs |
2 |
|
Pa first |
210 |
|
Pa last |
197.2 |
|
P.A. Now (θ) |
197.2° |
|
Sep first |
0.4 |
|
Sep last |
0.385 |
|
Sep. Now (ρ) |
0.385" |
|
Mag pri |
9.30 |
|
Mag sec |
10.70 |
|
delta mag (ΔM) |
1.4 |
|
Spectral class |
A2IV (white) |
|
Pri motion ra |
-001 |
|
Sec motion ra |
|
|
Pri motion dec |
-004 |
|
Sec motion dec |
|
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 157987 |
|
Constellation |
Ophiuchus |
|
SAO |
185419 |
|
HIP |
85440 |
|
Tycho2 |
6830-00024-1 |
|
Gaia DR2 |
4110458013588340864 |
|
HD |
157987 |
|
CD |
CD-2413353 |
|
CP |
CP-24 5901 |
|
Distance |
396.83 |
|
Distance ly |
1294.46 |
|
WDS 17276-2440 HDS 2466 (HD 157987) : NOTES
No records found.
REFERENCES
refcode |
metd |
author |
reference |
HDS |
|
Hipparcos Double Star (from additional DD list) |
................... |
WDS HISTORIC DATA
coord_2000 |
discov_num |
comp |
epoch |
obs |
pa |
sep |
mag_pri |
mag_sec |
spectr |
notes |
coord_arcsec_2000 |
17276-2440 |
HDS2466 |
|
1991 |
1 |
210 |
0.4 |
9.11 |
11.53 |
A2IV |
D |
172737.26-244004.3 |
17276-2440 |
HDS2466 |
|
2021 |
2 |
197 |
0.4 |
9.30 |
10.70 |
A2IV |
|
172737.26-244004.3 |
If you need more information about this double, apply for a
data request form to the WDS.
WDS 17276-2440 HDS 2466 (HD 157987) : VISUAL OBSERVATIONS REPORTS
No records found.
WDS 17276-2440 HDS 2466 (HD 157987) : MEASURES
No records found.
WDS 17276-2440 (HD 157987) : 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 17276-2440 (HD 157987) : ALADIN DSS IMAGE @ 17h 27m 37.26s -24° 40' 04.3"
WDS 17276-2440 HDS 2466 (HD 157987) : 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 |
|
17276-2440 |
HDS2466 |
|
197 |
0.4 |
|
Show |
|
17269-2423 |
I 1322 |
|
132 |
0.2 |
20 |
Show |
|
17290-2420 |
RST3105 |
|
247 |
0.2 |
28 |
Show |
|
17279-2508 |
RST3098 |
|
166 |
0.3 |
29 |
Show |
|
17264-2411 |
OCC 64 |
AB |
-1 |
0.1 |
35 |
Show |
|
17264-2411 |
GAT 22 |
AB,C |
189 |
18.1 |
35 |
Show |
|
17283-2513 |
RST3100 |
|
139 |
0.4 |
35 |
Show |
|
17261-2353 |
ARA2202 |
|
26 |
16.1 |
51 |
Show |
|
17302-2402 |
RST5433 |
|
172 |
0.2 |
52 |
Show |
|
17286-2531 |
BU 129 |
|
350 |
0.2 |
53 |
Show |
|
17231-2353 |
DON 835 |
|
196 |
1.2 |
78 |
Show |
|
17299-2551 |
RST3106 |
|
262 |
3.1 |
78 |
Show |
|
17220-2500 |
CHR 182 |
|
54 |
0.2 |
79 |
Show |
|
17287-2304 |
RST3103 |
|
15 |
1.7 |
98 |
Show |
|
17268-2620 |
BU 128 |
|
326 |
4.6 |
101 |
Show |
|
17212-2350 |
LSC 73 |
|
182 |
0.4 |
102 |
Show |
|
17356-2438 |
TOK 609 |
|
184 |
999.9 |
109 |
Show |
|
17301-2257 |
B 343 |
|
199 |
2.3 |
109 |
Show |
|
17228-2609 |
RST1957 |
|
102 |
1.0 |
111 |
Show |
|
17316-2616 |
CHR 229 |
|
191 |
0.4 |
112 |
Show |
|
17320-2300 |
I 604 |
|
233 |
2.6 |
117 |
Show |
|
17244-2248 |
B 339 |
AB |
207 |
3.6 |
121 |
Show |
|
17244-2248 |
HJ 4948 |
AC |
106 |
13.3 |
121 |
Show |
|
17189-2400 |
HLD 132 |
AB |
30 |
2.0 |
126 |
Show |
|
17189-2400 |
H 6 54 |
AC |
142 |
79.0 |
126 |
Show |
|
17365-2515 |
TSN 184 |
|
257 |
0.5 |
126 |
Show |
|
17287-2235 |
B 2837 |
|
225 |
13.0 |
127 |
Show |
|
17351-2320 |
OCC1068 |
|
-1 |
0.0 |
130 |
Show |
|
17180-2417 |
H 3 25 |
|
355 |
10.8 |
134 |
Show |
|
17181-2404 |
LLO 13 |
|
309 |
8.0 |
135 |
Show |
|
17216-2252 |
TDT 320 |
|
71 |
0.5 |
136 |
Show |
|
17257-2659 |
I 1320 |
|
192 |
0.5 |
142 |
Show |
|
17380-2457 |
B 350 |
|
329 |
0.8 |
143 |
Show |
|
17293-2213 |
SKF2523 |
|
314 |
3.5 |
149 |
Show |
|
17245-2217 |
RST3094 |
|
16 |
1.0 |
150 |
Show |
|
17337-2645 |
RST4572 |
|
153 |
3.4 |
150 |
Show |
|
17306-2712 |
SEE 332 |
AB |
191 |
7.6 |
158 |
Show |
|
17306-2712 |
SEE 332 |
AC |
8 |
16.3 |
158 |
Show |
|
17378-2323 |
HLD 30 |
AB |
109 |
3.2 |
159 |
Show |
|
17378-2323 |
HLD 30 |
AC |
340 |
71.1 |
159 |
Show |
|
17160-2424 |
RST3081 |
|
284 |
0.6 |
160 |
Show |
|
17200-2234 |
RST3087 |
|
29 |
1.0 |
164 |
Show |
|
17260-2727 |
LDS 596 |
|
312 |
19.6 |
169 |
Show |
|
17185-2245 |
KIR 25 |
|
329 |
54.3 |
171 |
Show |
|
17163-2330 |
BRT1505 |
|
27 |
5.3 |
171 |
Show |
|
17383-2312 |
B 351 |
|
252 |
0.7 |
172 |
Show |
|
17335-2207 |
KPP2764 |
|
74 |
4.3 |
174 |
Show |
|
17161-2556 |
RST3082 |
|
278 |
2.5 |
174 |
Show |
|
17396-2341 |
B 352 |
BC |
51 |
0.9 |
175 |
Show |
|
17155-2346 |
ARA2200 |
BC |
195 |
6.6 |
175 |
Show |
|
17396-2341 |
B 352 |
AB |
186 |
53.1 |
175 |
|
|
WDS 17276-2440 : COMPONENTS
17276-2440 A
Componente originario normalizzato |
AB |
|
Name |
HD 157987 |
|
Coord arcsec 2000 |
172737.26-244004.3 |
|
Mag |
9.3 |
|
Spectral class |
A2IV (white) |
|
PmRA |
-1.00 |
|
PmDE |
-4.0 |
|
SAO |
185419 |
|
HIP |
85440 |
|
Tycho2 |
6830-00024-1 |
|
HD |
157987 |
|
CD |
CD-2413353 |
|
CP |
CP-24 5901 |
|
Tycho2 |
6830-00024-1 |
|
Pflag |
|
|
RAmdeg |
261.90524543 |
|
DEmdeg |
-24.66788035 |
|
PmRA |
-2.7 |
|
PmDE |
-4.5 |
|
E RAmdeg |
9 |
|
E DEmdeg |
13 |
|
E pmRA |
1.4 |
|
E pmDE |
1.6 |
|
EpRAm |
1990.01 |
|
EpDEm |
1989.25 |
|
Num |
10 |
|
Q RAmdeg |
1.1 |
|
Q DEmdeg |
1.2 |
|
Q pmRA |
1.1 |
|
Q pmDE |
1.1 |
|
BTmag |
9.464 |
|
E BTmag |
0.022 |
|
VTmag |
9.007 |
|
E VTmag |
0.019 |
|
Prox |
999 |
|
TYC |
T |
|
HIP |
85440 |
|
CCDM |
AB |
|
RAdeg |
261.90525250 |
|
DEdeg |
-24.66786889 |
|
EpRA 1990 |
1.69 |
|
EpDE 1990 |
1.35 |
|
E RAdeg |
9.9 |
|
E DEdeg |
13.7 |
|
Posflg |
P |
|
Corr |
0.0 |
|
SAO |
185419 |
|
DelFlag |
|
|
RA1950 |
|
|
PmRA1950 |
0.0003 |
|
DE1950 |
|
|
PmDE1950 |
-0.008 |
|
Vmag |
8.8 |
|
SpType |
A3 |
|
Double code |
|
|
Source |
25 |
|
CatNum |
12032 |
|
DM |
CD-2413353 |
|
DMcomp |
|
|
BDsup |
|
|
HD |
157987 |
|
M HD |
0 |
|
GC |
|
|
RA1950rad |
4.55772093 |
|
DE1950rad |
-0.42981905 |
|
PmRA2000 |
0.0002 |
|
PmDE2000 |
-0.006 |
|
Catalog |
H |
|
HIP |
85440 |
|
Proxy |
H |
|
RAhms |
17 27 37.26 |
|
DEdms |
-24 40 04.3 |
|
Vmag |
8.89 |
|
VarFlag |
|
|
R Vmag |
H |
|
RAdeg |
261.905 |
|
DEdeg |
-24.6679 |
|
AstroRef |
A |
|
Plx |
1.73 |
|
CCDM |
17276-2440 |
|
N CCDM |
H |
|
Nsys |
1 |
|
Ncomp |
2 |
|
MultFlag |
C |
|
Source |
|
|
Qual |
D |
|
M HIP |
AB |
|
Theta |
210 |
|
Rho |
0.352 |
|
HD |
157987 |
|
BD |
|
|
CD |
CD-2413353 |
|
CP |
CP-24 5901 |
|
Dm number |
-2413353 |
|
VIred |
0.53 |
|
SpType |
A2IV |
|
R SpType |
|
|
Coord arcsec 2000 |
172737.26-244004.3 |
|
HIP |
85440 |
|
Sn |
15 |
|
So |
3 |
|
Nc |
2 |
|
RArad |
4.571109196 |
|
DErad |
-0.4305354099 |
|
Plx |
2.52 |
|
PmRA |
-0.4 |
|
PmDE |
-5.56 |
|
E RArad |
1.56 |
|
E DErad |
0.95 |
|
E Plx |
1.58 |
|
E pmRA |
2.09 |
|
E pmDE |
0.98 |
|
Hpmag |
8.9937 |
|
E Hpmag |
0.0026 |
|
SHp |
0.019 |
|
VA |
0 |
|
BV |
0.461 |
|
E BV |
0.031 |
|
VI |
0.53 |
|
Ccdm |
17276-2440 |
|
RComp |
|
|
Comp |
A |
|
Note1 |
|
|
Note2 |
|
|
Discov num |
|
|
DRAs |
1.27 |
|
DDEs |
-4.3 |
|
R dRAs |
82 |
|
Year |
|
|
Theta |
|
|
Rho |
|
|
Obs |
2 |
|
Vmag |
9.1 |
|
Sp |
A2 |
|
PmNote |
* |
|
PmRA |
-1 |
|
PmDE |
-4 |
|
Dm number |
-2413353 |
|
Cat1 |
CD |
|
Name2 |
185419 |
|
Cat2 |
SAO |
|
HD |
157987 |
|
M HD |
|
|
ADS BDS |
|
|
M ADS BDS |
|
|
N IDS |
|
|
IDS |
|
|
HIC |
85440 |
|
17276-2440 B
Componente originario normalizzato |
AB |
|
Coord arcsec 2000 |
172737.25-244004.7 |
|
Mag |
10.7 |
|
Calc delta mag |
1.4 |
|
Calc coord |
yes |
|
Ccdm |
17276-2440 |
|
RComp |
|
|
Comp |
B |
|
Note1 |
|
|
Note2 |
|
|
Discov num |
HDS |
|
DRAs |
1.25 |
|
DDEs |
-4.6 |
|
R dRAs |
82 |
|
Year |
1991 |
|
Theta |
210 |
|
Rho |
0.4 |
|
Obs |
1 |
|
Vmag |
11.5 |
|
Sp |
|
|
PmNote |
* |
|
PmRA |
-1 |
|
PmDE |
-4 |
|
Dm number |
|
|
Cat1 |
|
|
Name2 |
|
|
Cat2 |
|
|
HD |
|
|
M HD |
|
|
ADS BDS |
|
|
M ADS BDS |
|
|
N IDS |
|
|
IDS |
|
|
HIC |
85440 |
|