00301-3740 DAY 1
00h 30m 06.25s -37° 39' 48.3" P.A. 132.00 sep 89.1 mag 15.20,16.10 Sp M9+DA
Coord 2000
00301-3740
Discov num
DAY 1
Comp
Coord arcsec 2000
00 30 06.25 -37 39 48.3
Date first
1998
Date last
2016
Obs
7
Pa first
132
Pa last
132.3
P.A. Now (θ)
132.3°
Sep first
89.1
Sep last
89.057
Sep. Now (ρ)
89.057"
Mag pri
15.20
Mag sec
16.10
delta mag (ΔM)
0.9
Spectral class
M9+DA (red/white dwarf)
Pri motion ra
-130
Sec motion ra
-083
Pri motion dec
-070
Sec motion dec
-070
Notes
N
K
(See Notes, K-band or other infrared magnitudes)
Visually invisible, K-band or other infrared star : Summary line gives K-band or other infrared (>1 micron) magnitudes
rPM=0.318
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Constellation
Sculptor
Gaia DR2
5003799387043532288
WDS 00301-3740 DAY 1 : NOTES
discov_num
notes
refcode
DAY 1
2MASS J0030-3739 + 2MASS J0030-3740. Dwarf / white dwarf binary.
Spectral types M9+/-1 + DA, Teff 2000-2400 + 7600+/-175K, masses
0.07-0.08 + 0.48-0.65 Msun. Minimum age of the system > 1.94 Gyr.
Day2008
REFERENCES
refcode
metd
author
reference
Day2008
E2 w
Day-Jones, A.C., Pinfield, D.J., Napiwotzki, R., Burningham, B., Jenkins, J.S.,
2008MNRAS.388..838D
Day2008
+Ed
Jones, H.R.A., Folkes, S.L., Weights, D.J., & Clarke, J.R.A.
Day2008
+Pu
MNRAS 388, 838, 2008
WDS HISTORIC DATA
coord_2000
discov_num
comp
epoch
obs
pa
sep
mag_pri
mag_sec
spectr
notes
coord_arcsec_2000
00301-3740
DAY 1
1999
1
132
89.1
15.20
16.10
9 + DA
N DK
003006.25-373948.3
00301-3740
DAY 1
2010
3
132
89.1
15.20
16.10
M9+DA
N K
003006.25-373948.3
00301-3740
DAY 1
2015
4
132
89.1
15.20
16.10
M9+DA
N K
003006.25-373948.3
00301-3740
DAY 1
2016
7
132
89.1
15.20
16.10
M9+DA
N K
003006.25-373948.3
If you need more information about this double, apply for a
data request form to the WDS.
WDS 00301-3740 DAY 1 : VISUAL OBSERVATIONS REPORTS
No records found.
WDS 00301-3740 DAY 1 : MEASURES
No records found.
WDS 00301-3740 : 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 00301-3740 : ALADIN DSS IMAGE @ 00h 30m 06.25s -37° 39' 48.3"
DSS color
DSS blue
2MASS
AllWISE
GALEX
SDSS9
XMM
PanSTARRS
WDS 00301-3740 DAY 1 : 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
00301-3740
DAY 1
132
89.1
Show
00292-3755
HDS 65
160
0.2
19
Show
00316-3721
JSP 6
206
1.6
27
Show
00328-3740
B 2065
220
1.1
33
Show
00268-3707
TDS1464
315
0.8
52
Show
00273-3821
KPP1778
209
13.8
53
Show
00271-3820
SKF1194
118
25.7
54
Show
00330-3657
UC 389
258
8.4
56
Show
00338-3701
KPP2855
271
39.6
59
Show
00309-3845
RST1191
235
0.7
66
Show
00271-3634
TOK 809
165
0.2
76
Show
00251-3646
BRG 2
310
0.5
81
Show
00363-3818
RST5183
108
0.7
83
Show
00321-3614
RST2246
274
0.3
89
Show
00374-3717
I 705
100
0.2
90
Show
00223-3751
UC 356
263
38.6
94
Show
00238-3845
UC 357
94
13.9
99
Show
00302-3923
UC 379
51
16.0
103
Show
00368-3848
BVD 13
223
22.5
105
Show
00332-3558
BRT1579
AB
170
3.2
109
Show
00332-3558
SKF1025
AC
211
6.8
109
Show
00289-3931
RST1188
18
1.9
112
Show
00374-3904
WHI 1
34
0.3
120
Show
00206-3650
KPP2854
349
3.6
124
Show
00386-3903
WHI 2
55
0.8
130
Show
00219-3908
TDS1421
1
0.7
131
Show
00190-3758
TDS1395
62
0.5
133
Show
00410-3707
UC 422
219
13.0
135
Show
00414-3721
TOI 346
285
1.4
136
Show
00200-3637
TDS1404
153
0.7
136
Show
00321-3957
WG 4
344
8.6
140
Show
00241-3941
RST1187
295
0.6
140
Show
00400-3857
I 46
320
2.0
140
Show
00379-3554
TDS1553
21
2.1
142
Show
00247-3948
WG 3
36
6.2
143
Show
00416-3657
UC 424
103
16.6
145
Show
00387-3925
UC 411
217
56.9
146
Show
00178-3807
TOI 242
164
0.8
149
Show
00209-3600
WSP 45
318
4.4
149
Show
00432-3759
UC 427
350
49.0
157
Show
00427-3828
HDO 182
24
0.7
157
Show
00311-4018
KPP4418
265
1.9
159
Show
00202-3554
I 701
58
0.6
160
Show
00173-3833
NSN 229
187
3.5
161
Show
00337-3500
HJ 3375
171
4.4
166
Show
00284-3449
JSP 4
303
0.9
172
Show
00284-4033
TDS1481
50
0.5
175
Show
00257-3450
SEE 5
74
4.0
179
Show
00148-3737
HJ 3355
22
4.3
182
Show
00243-4032
KPP2853
16
1.8
185
Show
00438-3911
TOK 909
Aa,Ab
200
0.7
185
WDS 00301-3740 : COMPONENTS
00301-3740 A
Componente originario normalizzato
AB
Coord arcsec 2000
003006.25-373948.3
Mag
15.2
Spectral class
M9 (red)
PmRA
-130.00
PmDE
-70.0
00301-3740 B
Componente originario normalizzato
AB
Coord arcsec 2000
003010.64-374048.2
Mag
16.1
Spectral class
DA (white dwarf)
PmRA
-83.00
PmDE
-70.0
Calc delta mag
0.9
Calc coord
yes