18342-1741 ARA 284
18h 34m 12.41s -17° 41' 41.2" P.A. 69.00 sep 5.4 mag 11.80,13.70 Sp M dist. 400 pc (1304.8 l.y.)
Coord 2000 |
18342-1741 |
|
Discov num |
ARA 284 |
|
Comp |
|
|
Coord arcsec 2000 |
18 34 12.41 -17 41 41.2 |
|
Date first |
1916 |
|
Date last |
1916 |
|
Obs |
1 |
|
Pa first |
69 |
|
Pa last |
68.5 |
|
P.A. Now (θ) |
68.5° |
|
Sep first |
5.4 |
|
Sep last |
5.383 |
|
Sep. Now (ρ) |
5.383" |
|
Mag pri |
11.80 |
|
Mag sec |
13.70 |
|
delta mag (ΔM) |
1.9 |
|
Spectral class |
M (red) |
|
Pri motion ra |
+003 |
|
Sec motion ra |
|
|
Pri motion dec |
+001 |
|
Sec motion dec |
|
|
Notes |
N
X
(See Notes, Dubious double) |
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Sagittarius |
|
HIP |
91032 |
|
Gaia DR2 |
4093661805266790528 |
|
BD |
BD-17 5238 |
|
Distance |
400 |
|
Distance ly |
1304.8 |
|
WDS 18342-1741 ARA 284 : NOTES
discov_num |
notes |
refcode |
ARA 284 |
A likely plate flaw. |
Grv2021b |
REFERENCES
refcode |
metd |
author |
reference |
Grv2021b |
not - |
Greaves, J. |
. |
Grv2021b |
|
private communication, 2021 (23 Feb 2021 email) |
|
DISCOVERER
idgroup |
discov |
author |
1 |
ARA |
Aravamudan, S. |
WDS HISTORIC DATA
coord_2000 |
discov_num |
comp |
epoch |
obs |
pa |
sep |
mag_pri |
mag_sec |
spectr |
notes |
coord_arcsec_2000 |
18342-1741 |
ARA 284 |
|
1916 |
1 |
69 |
5.4 |
11.80 |
13.70 |
|
|
183412.41-174141.2 |
If you need more information about this double, apply for a
data request form to the WDS.
WDS 18342-1741 ARA 284 : VISUAL OBSERVATIONS REPORTS
No records found.
WDS 18342-1741 ARA 284 : MEASURES
No records found.
WDS 18342-1741 : 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 18342-1741 : ALADIN DSS IMAGE @ 18h 34m 12.41s -17° 41' 41.2"
WDS 18342-1741 ARA 284 : 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 |
|
18342-1741 |
ARA 284 |
|
69 |
5.4 |
|
Show |
|
18338-1710 |
J 2216 |
|
19 |
3.6 |
34 |
Show |
|
18344-1707 |
J 2217 |
|
300 |
5.8 |
35 |
Show |
|
18318-1718 |
KPP4112 |
|
250 |
1.5 |
42 |
Show |
|
18351-1659 |
MCA 52 |
|
145 |
0.2 |
45 |
Show |
|
18311-1730 |
J 1744 |
|
249 |
2.9 |
46 |
Show |
|
18377-1742 |
FEN 32 |
|
119 |
4.2 |
51 |
Show |
|
18328-1656 |
ARA 106 |
|
160 |
10.1 |
51 |
Show |
|
18326-1657 |
ARA 283 |
AB |
34 |
11.9 |
51 |
Show |
|
18326-1657 |
ARA 283 |
AC |
143 |
13.8 |
51 |
Show |
|
18356-1833 |
RBR 10 |
|
320 |
4.9 |
56 |
Show |
|
18317-1658 |
HU 243 |
|
346 |
1.4 |
57 |
Show |
|
18314-1824 |
OCC 22 |
Aa,Ab |
-1 |
0.1 |
58 |
Show |
|
18314-1824 |
SEE 354 |
AB |
182 |
23.2 |
58 |
Show |
|
18363-1649 |
ARA 109 |
|
32 |
12.6 |
61 |
Show |
|
18369-1833 |
LEO 19 |
|
251 |
3.2 |
65 |
Show |
|
18320-1641 |
ARA 105 |
|
144 |
14.5 |
70 |
Show |
|
18347-1632 |
ARA 108 |
|
17 |
16.2 |
70 |
Show |
|
18386-1816 |
ARA 486 |
|
20 |
14.6 |
71 |
Show |
|
18365-1847 |
OCC 970 |
|
-1 |
0.1 |
74 |
Show |
|
18325-1858 |
ARN 52 |
AB |
262 |
70.0 |
81 |
Show |
|
18325-1858 |
ANT 10 |
AC |
256 |
65.8 |
81 |
Show |
|
18360-1625 |
TDT 954 |
|
204 |
2.0 |
81 |
Show |
|
18307-1639 |
ARA 104 |
|
205 |
11.1 |
81 |
Show |
|
18325-1858 |
ANT 10 |
BC |
138 |
8.2 |
82 |
Show |
|
18396-1713 |
GWP2792 |
|
136 |
22.6 |
82 |
Show |
|
18313-1855 |
TNN 10 |
AB |
170 |
2.8 |
84 |
Show |
|
18313-1855 |
TNN 10 |
AC |
267 |
3.5 |
84 |
Show |
|
18313-1855 |
TNN 10 |
AD |
213 |
5.1 |
84 |
Show |
|
18313-1855 |
TNN 10 |
AE |
71 |
5.3 |
84 |
Show |
|
18313-1855 |
TNN 10 |
AF |
119 |
5.4 |
84 |
Show |
|
18332-1620 |
ARA 107 |
|
221 |
8.3 |
84 |
Show |
|
18302-1844 |
OCC 988 |
|
-1 |
0.1 |
85 |
Show |
|
18290-1823 |
ARA 485 |
|
185 |
9.8 |
86 |
Show |
|
18325-1906 |
RST5116 |
|
67 |
3.0 |
88 |
Show |
|
18280-1747 |
RST3182 |
|
4 |
2.7 |
89 |
Show |
|
18321-1906 |
RST3186 |
|
187 |
0.7 |
90 |
Show |
|
18315-1904 |
ARA 753 |
|
178 |
5.9 |
91 |
Show |
|
18319-1908 |
BU 966 |
SE |
142 |
161.3 |
92 |
Show |
|
18319-1908 |
BU 966 |
JK |
264 |
29.5 |
92 |
Show |
|
18319-1908 |
BU 966 |
JM |
345 |
70.4 |
92 |
Show |
|
18319-1908 |
BU 966 |
HJ |
310 |
44.4 |
92 |
Show |
|
18319-1908 |
BU 966 |
KM |
9 |
72.0 |
92 |
Show |
|
18319-1908 |
BU 966 |
AI |
194 |
165.0 |
92 |
Show |
|
18319-1908 |
BU 966 |
AR |
90 |
77.0 |
92 |
Show |
|
18319-1908 |
BU 966 |
AH |
295 |
72.0 |
92 |
Show |
|
18319-1908 |
BU 966 |
AG |
254 |
429.6 |
92 |
Show |
|
18319-1908 |
BU 966 |
AB |
252 |
66.2 |
92 |
Show |
|
18319-1908 |
BU 966 |
AE |
281 |
144.8 |
92 |
Show |
|
18319-1908 |
EVS 36 |
AU |
127 |
14.0 |
92 |
Show |
|
18319-1908 |
EVS 36 |
AV |
164 |
17.3 |
92 |
|
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WDS 18342-1741 : COMPONENTS
18342-1741 A
Componente originario normalizzato |
AB |
|
Coord arcsec 2000 |
183412.41-174141.2 |
|
Mag |
11.8 |
|
Spectral class |
M (red) |
|
PmRA |
3.00 |
|
PmDE |
1.0 |
|
HIP |
91032 |
|
BD |
BD-17 5238 |
|
Catalog |
H |
|
HIP |
91032 |
|
Proxy |
|
|
RAhms |
18 34 12.41 |
|
DEdms |
-17 41 41.2 |
|
Vmag |
9.03 |
|
VarFlag |
|
|
R Vmag |
H |
|
RAdeg |
278.552 |
|
DEdeg |
-17.6948 |
|
AstroRef |
|
|
Plx |
5.46 |
|
CCDM |
|
|
N CCDM |
|
|
Nsys |
|
|
Ncomp |
1 |
|
MultFlag |
|
|
Source |
|
|
Qual |
S |
|
M HIP |
|
|
Theta |
|
|
Rho |
|
|
HD |
|
|
BD |
BD-17 5238 |
|
CD |
|
|
CP |
|
|
Dm number |
-17 5238 |
|
VIred |
2.47 |
|
SpType |
M |
|
R SpType |
|
|
Coord arcsec 2000 |
183412.41-174141.2 |
|
HIP |
91032 |
|
Sn |
5 |
|
So |
0 |
|
Nc |
1 |
|
RArad |
4.8616443552 |
|
DErad |
-0.3088319843 |
|
Plx |
2.5 |
|
PmRA |
0.23 |
|
PmDE |
-2.42 |
|
E RArad |
1.47 |
|
E DErad |
1.14 |
|
E Plx |
1.56 |
|
E pmRA |
2.05 |
|
E pmDE |
1.49 |
|
Hpmag |
9.0566 |
|
E Hpmag |
0.0047 |
|
SHp |
0.024 |
|
VA |
0 |
|
BV |
1.891 |
|
E BV |
0.143 |
|
VI |
2.47 |
|
18342-1741 B
Componente originario normalizzato |
AB |
|
Coord arcsec 2000 |
183412.74-174139.2 |
|
Mag |
13.7 |
|
Calc delta mag |
1.9 |
|
Calc coord |
yes |
|