17087-4242 HJ 4918 (HD 154645)
17h 08m 40.21s -42° 41' 41.0" P.A. 291.00 sep 13.2 mag 9.07,12.02 Sp Ap dist. 510.2 pc (1664.27 l.y.)
Coord 2000 |
17087-4242 |
|
Discov num |
HJ 4918 |
|
Comp |
|
|
Coord arcsec 2000 |
17 08 40.21 -42 41 41.0 |
|
Date first |
1834 |
|
Date last |
2015 |
|
Obs |
10 |
|
Pa first |
284 |
|
Pa last |
291.2 |
|
P.A. Now (θ) |
291.2° |
|
Sep first |
8.0 |
|
Sep last |
13.164 |
|
Sep. Now (ρ) |
13.164" |
|
Mag pri |
9.07 |
|
Mag sec |
12.02 |
|
delta mag (ΔM) |
2.95 |
|
Spectral class |
Ap (white) |
|
Pri motion ra |
-004 |
|
Sec motion ra |
+002 |
|
Pri motion dec |
-004 |
|
Sec motion dec |
+011 |
|
Notes |
|
|
rPM=1.445
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 154645 |
|
Constellation |
Scorpius |
|
SAO |
227666 |
|
HIP |
83882 |
|
Tycho2 |
7877-00366-1 |
|
Gaia DR2 |
5965298322435976192 |
|
HD |
154645 |
|
CD |
CD-4211864 |
|
CP |
CP-42 7648 |
|
Distance |
510.2 |
|
Distance ly |
1664.27 |
|
WDS 17087-4242 HJ 4918 (HD 154645) : NOTES
No records found.
REFERENCES
refcode |
metd |
author |
reference |
HJ_1826 |
Mb - |
Herschel, J.F.W. |
1826MmRAS...2..459H |
HJ_1826 |
|
MemRAS 2, 459, 1826 |
|
HJ_1829a |
Mb - |
Herschel, J.F.W. |
1829MmRAS...3...47H |
HJ_1829a |
|
MemRAS 3, 47, 1829 |
|
HJ_1829b |
Mb - |
Herschel, J.F.W. |
1829MmRAS...3..177H |
HJ_1829b |
|
MemRAS 3, 177, 1829 |
|
HJ_1831 |
Ma - |
Herschel, J.F.W. |
1831MmRAS...4..331H |
HJ_1831 |
+Mb |
MemRAS 4, part 2, 331, 1831 |
|
HJ_1833a |
Ma - |
Herschel, J.F.W. |
1833MmRAS...5...13H |
HJ_1833a |
+Mb |
MemRAS 5, 13, 1833 |
|
HJ_1833b |
orb - |
Herschel, J.F.W. |
1833MmRAS...5..171H |
HJ_1833b |
|
MemRAS 5, 171, 1833 |
|
HJ_1833c |
Mb - |
Herschel, J.F.W. |
1833MmRAS...6....1H |
HJ_1833c |
|
MemRAS 6, 1, 1833 |
|
HJ_1833d |
orb - |
Herschel, J.F.W. |
1833MmRAS...6..149H |
HJ_1833d |
|
MemRAS 6, 149, 1833 |
|
HJ_1835 |
Ma - |
Herschel, J.F.W. |
1835MmRAS...8...37H |
HJ_1835 |
+Mb |
MemRAS 8, 37, 1835 |
|
HJ_1836 |
Mb - |
Herschel, J.F.W. |
1836MmRAS...9..193H |
HJ_1836 |
|
MemRAS 9, 193, 1836 |
|
HJ_1847a |
Ma j |
Herschel, J.F.W. |
. |
HJ_1847a |
+Mb |
Cape Results, London, 1847 (Cape of Good Hope Astronomical Observations 1834-1838) |
|
HJ_1847b |
Ma j |
Herschel, J.F.W. |
. |
HJ_1847b |
|
Cape Results, London, 1847 |
|
HJ_1850 |
orb - |
Herschel, J.F.W. |
1850MmRAS..18...47H |
HJ_1850 |
|
MemRAS 18, 47, 1850 |
|
HJ_1870 |
Mb - |
Herschel, J.F.W. |
1870MmRAS..38....1H |
HJ_1870 |
|
MemRAS 38, 1, 1870 |
|
HJ_1874A |
- |
Herschel, J.F.W. |
1874MNRAS..35...28B |
HJ_1874A |
|
cited by Burnham (MNRAS 35, 28, 1874) |
|
HJ_1875A |
Ma - |
Herschel, J.F.W. |
1875AN.....85..323D |
HJ_1875A |
+Mb |
cited by Doberck, 1875 (see Dob1875b,f,g,h) |
|
HJ_1880A |
Ma - |
Herschel, J.F.W. |
1880Obs.....3..508G |
HJ_1880A |
+Mb |
cited by Gledhill (Obs 3, 508, 1880) |
|
HJ_1880B |
Mb - |
Herschel, J.F.W. |
1880MNRAS..40..497B |
HJ_1880B |
|
cited by Burnham (MNRAS 40, 497, 1880) |
|
HJ_1897A |
Ma j |
Herschel, J.F.W. |
1897MNRAS..57..541S |
HJ_1897A |
|
cited by See (MNRAS 57, 541, 1897) |
|
HJ_1905A |
Ma - |
Herschel, J.F.W. |
1905LicOB...3..147A |
HJ_1905A |
+Mb |
cited by Aitken (Lick Obs. Bull. 3, 147, 1905) |
|
HJ_1906A |
Ma - |
Herschel, J.F.W. |
1906MmRAS..56....1L |
HJ_1906A |
+Mb |
cited by Lewis (MemRAS 56, 1, 1906) |
|
HJ_1906B |
Ma - |
Herschel, J.F.W. |
1906QB821.B972..... |
HJ_1906B |
+Mb |
cited in BDS (Burnham Double Star Cat.), 1906 |
|
HJ_1927A |
Mb - |
Herschel, J.F.W. |
1927sdsc.book...... |
HJ_1927A |
|
cited in SDS (Southern Double Star Catalog), 1927 |
|
HJ_1932A |
Mb - |
Herschel, J.F.W. |
1932QB821.A43...... |
HJ_1932A |
|
cited in ADS (Aitken Double Star Cat.), 1932 |
|
HJ_9999 |
M j |
Herschel, J.F.W. |
................... |
HJ_9999 |
+Ma |
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 |
17087-4242 |
HJ 4918 |
|
2000 |
8 |
291 |
13.2 |
9.07 |
12.02 |
Ap |
D |
170840.21-424141.0 |
17087-4242 |
HJ 4918 |
|
2015 |
10 |
291 |
13.2 |
9.07 |
12.02 |
Ap |
|
170840.21-424141.0 |
If you need more information about this double, apply for a
data request form to the WDS.
WDS 17087-4242 HJ 4918 (HD 154645) : VISUAL OBSERVATIONS REPORTS
No records found.
WDS 17087-4242 HJ 4918 (HD 154645) : MEASURES
No records found.
WDS 17087-4242 (HD 154645) : 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 17087-4242 (HD 154645) : ALADIN DSS IMAGE @ 17h 08m 40.21s -42° 41' 41.0"
WDS 17087-4242 HJ 4918 (HD 154645) : 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 |
|
17087-4242 |
HJ 4918 |
|
291 |
13.2 |
|
Show |
|
17076-4255 |
CPO 511 |
|
117 |
3.1 |
18 |
Show |
|
17096-4302 |
B 1848 |
|
98 |
0.2 |
23 |
Show |
|
17079-4157 |
I 406 |
|
95 |
2.0 |
46 |
Show |
|
17118-4314 |
I 587 |
|
143 |
5.5 |
48 |
Show |
|
17046-4300 |
BRT 943 |
|
176 |
3.3 |
49 |
Show |
|
17122-4314 |
GAT 21 |
|
129 |
591.8 |
51 |
Show |
|
17106-4331 |
B 1849 |
|
223 |
2.3 |
54 |
Show |
|
17118-4200 |
CPO 72 |
AB |
30 |
11.5 |
55 |
Show |
|
17081-4143 |
NSN 381 |
|
327 |
4.6 |
59 |
Show |
|
17123-4330 |
SKF1413 |
|
198 |
6.9 |
63 |
Show |
|
17030-4300 |
B 1842 |
|
338 |
0.3 |
65 |
Show |
|
17081-4137 |
I 407 |
|
239 |
0.1 |
66 |
Show |
|
17028-4215 |
I 583 |
|
119 |
4.0 |
71 |
Show |
|
17073-4352 |
TDT 221 |
|
312 |
0.8 |
72 |
Show |
|
17067-4350 |
B 1844 |
|
224 |
0.9 |
72 |
Show |
|
17067-4351 |
TDT 216 |
|
9 |
1.3 |
73 |
Show |
|
17145-4329 |
DON 829 |
|
348 |
1.8 |
80 |
Show |
|
17016-4221 |
TDT 183 |
|
85 |
0.6 |
82 |
Show |
|
17164-4240 |
FGS 28 |
|
-1 |
-1.0 |
86 |
Show |
|
17163-4220 |
I 408 |
|
178 |
1.7 |
87 |
Show |
|
17101-4112 |
TDT 243 |
|
269 |
0.4 |
92 |
Show |
|
17011-4204 |
B 1841 |
|
57 |
0.0 |
92 |
Show |
|
17045-4402 |
DON 822 |
|
58 |
1.9 |
93 |
Show |
|
17043-4403 |
DON 821 |
|
26 |
1.8 |
95 |
Show |
|
17052-4114 |
RST5426 |
|
256 |
0.8 |
96 |
Show |
|
17112-4416 |
CPO 514 |
AB |
133 |
5.7 |
99 |
Show |
|
17112-4416 |
SIN 101 |
AC |
|
12.5 |
99 |
Show |
|
17056-4106 |
HLN 41 |
|
193 |
0.2 |
103 |
Show |
|
16591-4242 |
KSS 2 |
|
347 |
0.0 |
106 |
Show |
|
17074-4427 |
COO 208 |
|
137 |
5.0 |
106 |
Show |
|
16597-4159 |
HDS2405 |
|
328 |
0.1 |
109 |
Show |
|
17184-4256 |
TDS 861 |
|
354 |
1.7 |
109 |
Show |
|
17086-4051 |
RSS 431 |
|
51 |
9.7 |
111 |
Show |
|
17188-4254 |
SNA 68 |
|
20 |
6.4 |
112 |
Show |
|
17173-4140 |
CPO 73 |
|
313 |
18.6 |
114 |
Show |
|
17107-4433 |
I 1312 |
|
125 |
13.0 |
114 |
Show |
|
17019-4112 |
DAW 72 |
|
356 |
3.2 |
117 |
Show |
|
17061-4048 |
KPP 391 |
|
183 |
3.9 |
118 |
Show |
|
17114-4047 |
VVV 38 |
|
312 |
2.8 |
119 |
Show |
|
17084-4443 |
CPO 71 |
|
348 |
9.7 |
122 |
Show |
|
16597-4130 |
I 581 |
|
346 |
1.9 |
123 |
Show |
|
17067-4443 |
TDT 217 |
|
97 |
1.1 |
124 |
Show |
|
17103-4450 |
CPO 512 |
|
165 |
6.0 |
129 |
Show |
|
16595-4405 |
CPO 506 |
|
225 |
5.1 |
130 |
Show |
|
17099-4453 |
BRT 949 |
|
33 |
5.0 |
132 |
Show |
|
16596-4117 |
B 1839 |
AB |
133 |
0.2 |
132 |
Show |
|
16596-4117 |
B 1839 |
AB,C |
326 |
8.6 |
132 |
Show |
|
16580-4344 |
TDT 160 |
|
116 |
1.1 |
133 |
Show |
|
17186-4128 |
KPP 395 |
|
181 |
4.9 |
133 |
Show |
|
17162-4426 |
SKF1415 |
|
26 |
4.9 |
133 |
|
|
WDS 17087-4242 : COMPONENTS
17087-4242 A
Componente originario normalizzato |
AB |
|
Name |
HD 154645 |
|
Coord arcsec 2000 |
170840.21-424141.0 |
|
Mag |
9.07 |
|
Spectral class |
Ap (white) |
|
PmRA |
-4.00 |
|
PmDE |
-4.0 |
|
SAO |
227666 |
|
HIP |
83882 |
|
Tycho2 |
7877-00366-1 |
|
HD |
154645 |
|
CD |
CD-4211864 |
|
CP |
CP-42 7648 |
|
Tycho2 |
7877-00366-1 |
|
Pflag |
|
|
RAmdeg |
257.16755723 |
|
DEmdeg |
-42.69472817 |
|
PmRA |
-3.3 |
|
PmDE |
-3.9 |
|
E RAmdeg |
9 |
|
E DEmdeg |
11 |
|
E pmRA |
1.1 |
|
E pmDE |
1.1 |
|
EpRAm |
1990.12 |
|
EpDEm |
1988.61 |
|
Num |
8 |
|
Q RAmdeg |
0.9 |
|
Q DEmdeg |
1.0 |
|
Q pmRA |
1.0 |
|
Q pmDE |
1.0 |
|
BTmag |
9.118 |
|
E BTmag |
0.020 |
|
VTmag |
9.071 |
|
E VTmag |
0.020 |
|
Prox |
132 |
|
TYC |
T |
|
HIP |
83882 |
|
CCDM |
A |
|
RAdeg |
257.16756722 |
|
DEdeg |
-42.69471806 |
|
EpRA 1990 |
1.65 |
|
EpDE 1990 |
1.26 |
|
E RAdeg |
8.7 |
|
E DEdeg |
12.0 |
|
Posflg |
|
|
Corr |
0.1 |
|
SAO |
227666 |
|
DelFlag |
|
|
RA1950 |
|
|
PmRA1950 |
0.0001 |
|
DE1950 |
|
|
PmDE1950 |
-0.012 |
|
Vmag |
8.5 |
|
SpType |
B9 |
|
Double code |
|
|
Source |
48 |
|
CatNum |
15813 |
|
DM |
CP-42 7648 |
|
DMcomp |
|
|
BDsup |
|
|
HD |
154645 |
|
M HD |
0 |
|
GC |
|
|
RA1950rad |
4.4728765 |
|
DE1950rad |
-0.74404761 |
|
PmRA2000 |
0.0001 |
|
PmDE2000 |
-0.012 |
|
Catalog |
H |
|
HIP |
83882 |
|
Proxy |
|
|
RAhms |
17 08 40.22 |
|
DEdms |
-42 41 41.0 |
|
Vmag |
9.09 |
|
VarFlag |
1 |
|
R Vmag |
G |
|
RAdeg |
257.168 |
|
DEdeg |
-42.6947 |
|
AstroRef |
A |
|
Plx |
4.25 |
|
CCDM |
17087-4242 |
|
N CCDM |
I |
|
Nsys |
1 |
|
Ncomp |
2 |
|
MultFlag |
C |
|
Source |
|
|
Qual |
B |
|
M HIP |
AB |
|
Theta |
291 |
|
Rho |
13.235 |
|
HD |
154645 |
|
BD |
|
|
CD |
CD-4211864 |
|
CP |
CP-42 7648 |
|
Dm number |
-4211864 |
|
VIred |
0.1 |
|
SpType |
Ap EuCrSr |
|
R SpType |
|
|
Coord arcsec 2000 |
170840.22-424141.0 |
|
HIP |
83882 |
|
Sn |
15 |
|
So |
3 |
|
Nc |
2 |
|
RArad |
4.488420853 |
|
DErad |
-0.7451633357 |
|
Plx |
1.96 |
|
PmRA |
-4.03 |
|
PmDE |
-6.48 |
|
E RArad |
1.8 |
|
E DErad |
0.96 |
|
E Plx |
1.77 |
|
E pmRA |
2.13 |
|
E pmDE |
1 |
|
Hpmag |
9.1018 |
|
E Hpmag |
0.0119 |
|
SHp |
0.029 |
|
VA |
0 |
|
BV |
0.089 |
|
E BV |
0.015 |
|
VI |
0.1 |
|
Ccdm |
17087-4242 |
|
RComp |
|
|
Comp |
A |
|
Note1 |
|
|
Note2 |
|
|
Discov num |
|
|
DRAs |
-1.81 |
|
DDEs |
18.4 |
|
R dRAs |
10 |
|
Year |
|
|
Theta |
|
|
Rho |
|
|
Obs |
2 |
|
Vmag |
8.7 |
|
Sp |
B9 |
|
PmNote |
* |
|
PmRA |
1 |
|
PmDE |
-12 |
|
Dm number |
-4211864 |
|
Cat1 |
CD |
|
Name2 |
227666 |
|
Cat2 |
SAO |
|
HD |
154645 |
|
M HD |
|
|
ADS BDS |
|
|
M ADS BDS |
|
|
N IDS |
|
|
IDS |
17016S4234A |
|
HIC |
83882 |
|
17087-4242 B
Componente originario normalizzato |
AB |
|
Coord arcsec 2000 |
170839.39-424136.2 |
|
Mag |
12.02 |
|
PmRA |
2.00 |
|
PmDE |
11.0 |
|
Calc delta mag |
2.95 |
|
Calc coord |
yes |
|
Ccdm |
17087-4242 |
|
RComp |
|
|
Comp |
B |
|
Note1 |
|
|
Note2 |
|
|
Discov num |
HJ 4918 |
|
DRAs |
|
|
DDEs |
|
|
R dRAs |
|
|
Year |
1913 |
|
Theta |
291 |
|
Rho |
13.7 |
|
Obs |
1 |
|
Vmag |
11.5 |
|
Sp |
|
|
PmNote |
|
|
PmRA |
|
|
PmDE |
|
|
Dm number |
|
|
Cat1 |
|
|
Name2 |
|
|
Cat2 |
|
|
HD |
|
|
M HD |
|
|
ADS BDS |
|
|
M ADS BDS |
|
|
N IDS |
|
|
IDS |
17016S4234B |
|
HIC |
|
|