03443+3208 DCH 4
03h 44m 19.31s +32° 07' 33.8" P.A. 290.00 sep 3.1 mag 17.99,21.00 Sp M2+M4
Coord 2000 |
03443+3208 |
|
Discov num |
DCH 4 |
|
Comp |
|
|
Coord arcsec 2000 |
03 44 19.31 +32 07 33.8 |
|
Date first |
1997 |
|
Date last |
2015 |
|
Obs |
2 |
|
Pa first |
289 |
|
Pa last |
289.5 |
|
P.A. Now (θ) |
289.5° |
|
Sep first |
3.1 |
|
Sep last |
3.097 |
|
Sep. Now (ρ) |
3.097" |
|
Mag pri |
17.99 |
|
Mag sec |
21.00 |
|
delta mag (ΔM) |
3.01 |
|
Spectral class |
M2+M4 (red/red) |
|
Pri motion ra |
|
|
Sec motion ra |
|
|
Pri motion dec |
|
|
Sec motion dec |
|
|
Notes |
N
(See Notes) |
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Perseus |
|
Gaia DR2 |
216680863861815680 |
|
WDS 03443+3208 DCH 4 : NOTES
discov_num |
notes |
refcode |
DCH 4 |
HMW 73. Monitored for photometric variability 1998-2003 by Cohen et |
|
|
al. (2004). Range of variability dI = 1.271 mag; multiple periods, |
|
|
average = 7.582d. Photometry may be contaminated by nearby star. |
CHW2004 |
REFERENCES
refcode |
metd |
author |
reference |
CHW2004 |
C - |
Cohen, R.E., Herbst, W., & Williams, E.C. |
2004AJ....127.1602C |
CHW2004 |
|
AJ 127, 1602, 2004 |
|
DISCOVERER
idgroup |
discov |
author |
1 |
DCH |
Duchene, G., Bouvier, J. & Simon, T |
24 |
DCH |
Duchene, G., McCabe, C., Pinte, C., Stapelfeldt, K.R., Menard, F., Duvert, G., |
24 |
DCH |
Ghez, A.M., Maness, H.L., Bouy, H., Barrado y Navascues, D., Morales-Calderon, M., |
24 |
DCH |
Wolf, S., et al. |
27 |
DCH |
Duchene, G., Oon, J.T., De Rosa, R.J., Kantorski, P., Coy, B., Wang, J.J., Thomas, |
27 |
DCH |
S., Patience, J., Pueyo, L., Nielsen, E.L. & Konopacky, Q. |
WDS HISTORIC DATA
coord_2000 |
discov_num |
comp |
epoch |
obs |
pa |
sep |
mag_pri |
mag_sec |
spectr |
notes |
coord_arcsec_2000 |
03443+3208 |
DCH 4 |
|
1997 |
1 |
289 |
3.1 |
17.78 |
|
M2+M4 |
|
034419.31+320733.8 |
03443+3208 |
DCH 4 |
|
2015 |
2 |
290 |
3.1 |
17.99 |
21.00 |
M2+M4 |
N |
034419.31+320733.8 |
If you need more information about this double, apply for a
data request form to the WDS.
WDS 03443+3208 DCH 4 : VISUAL OBSERVATIONS REPORTS
No records found.
WDS 03443+3208 DCH 4 : MEASURES
No records found.
WDS 03443+3208 : VIRTUAL EYEPIECE
Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.
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WDS 03443+3208 : ALADIN DSS IMAGE @ 03h 44m 19.31s +32° 07' 33.8"
WDS 03443+3208 DCH 4 : NEIGHBORHOODS
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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 |
|
03443+3208 |
DCH 4 |
|
290 |
3.1 |
|
Show |
|
03444+3207 |
DCH 7 |
|
101 |
0.1 |
2 |
Show |
|
03444+3206 |
DCH 6 |
|
357 |
0.3 |
2 |
Show |
|
03444+3208 |
HER 19 |
|
280 |
1.7 |
2 |
Show |
|
03445+3207 |
DCH 13 |
|
254 |
0.2 |
2 |
Show |
|
03444+3209 |
NJT 3 |
|
125 |
6.1 |
3 |
Show |
|
03445+3208 |
NJT 4 |
|
|
6.4 |
3 |
Show |
|
03442+3207 |
STF 437 |
AB |
310 |
11.2 |
3 |
Show |
|
03441+3207 |
DCH 3 |
|
112 |
1.3 |
3 |
Show |
|
03445+3209 |
DCH 12 |
|
314 |
6.6 |
3 |
Show |
|
03444+3210 |
DCH 5 |
CE |
313 |
6.6 |
3 |
Show |
|
03446+3209 |
DCH 11 |
AB |
338 |
5.4 |
4 |
Show |
|
03445+3210 |
NJT 5 |
CD |
46 |
7.4 |
4 |
Show |
|
03446+3208 |
HER 7 |
|
101 |
4.3 |
4 |
Show |
|
03446+3209 |
NJT 6 |
EF |
214 |
3.0 |
4 |
Show |
|
03446+3209 |
HER 20 |
CD |
132 |
1.3 |
4 |
Show |
|
03446+3209 |
NJT 6 |
CE |
280 |
5.7 |
4 |
Show |
|
03444+3211 |
NJT 2 |
|
188 |
7.0 |
4 |
Show |
|
03445+3210 |
DCH 9 |
AB |
104 |
2.5 |
4 |
Show |
|
03446+3207 |
DCH 14 |
|
151 |
0.6 |
4 |
Show |
|
03446+3210 |
BU 880 |
AB |
18 |
0.6 |
4 |
Show |
|
03446+3210 |
STF 439 |
AB,D |
39 |
23.4 |
4 |
Show |
|
03446+3210 |
WAL 24 |
AB,E |
282 |
44.0 |
4 |
Show |
|
03444+3212 |
NJT 1 |
|
125 |
1.4 |
5 |
Show |
|
03447+3209 |
DCH 16 |
|
350 |
0.4 |
5 |
Show |
|
03445+3211 |
DCH 10 |
|
214 |
0.7 |
5 |
Show |
|
03447+3206 |
NJT 7 |
|
215 |
4.9 |
5 |
Show |
|
03447+3210 |
DCH 15 |
|
187 |
0.1 |
5 |
Show |
|
03445+3212 |
DCH 8 |
|
85 |
1.3 |
5 |
Show |
|
03440+3210 |
DCH 2 |
|
113 |
2.1 |
6 |
Show |
|
03448+3209 |
NJT 8 |
|
218 |
2.7 |
6 |
Show |
|
03447+3208 |
DCH 17 |
|
156 |
1.0 |
6 |
Show |
|
03448+3208 |
NJT 9 |
AB |
123 |
6.3 |
6 |
Show |
|
03448+3208 |
NJT 9 |
BC |
17 |
6.2 |
6 |
Show |
|
03447+3211 |
HER 21 |
|
8 |
0.8 |
6 |
Show |
|
03448+3206 |
HER 22 |
|
6 |
1.0 |
6 |
Show |
|
03440+3203 |
CHX 8 |
AC |
58 |
9.8 |
7 |
Show |
|
03440+3203 |
TBN 18 |
AB |
-1 |
3.0 |
7 |
Show |
|
03440+3202 |
TBN 19 |
AB |
-1 |
6.1 |
7 |
Show |
|
03440+3202 |
TBN 19 |
AC |
-1 |
36.6 |
7 |
Show |
|
03438+3203 |
TBN 17 |
|
-1 |
16.1 |
8 |
Show |
|
03437+3208 |
DCH 1 |
|
339 |
2.6 |
8 |
Show |
|
03447+3202 |
TBN 20 |
Ba,Bb |
48 |
0.7 |
8 |
Show |
|
03447+3202 |
TBN 20 |
AB |
246 |
9.6 |
8 |
Show |
|
03439+3201 |
CHX 7 |
|
204 |
0.3 |
9 |
Show |
Atik |
03443+3217 |
BU 535 |
|
21 |
1.0 |
10 |
Show |
|
03427+3203 |
GMZ 22 |
BC |
298 |
2.0 |
22 |
Show |
|
03457+3226 |
HDS 475 |
|
302 |
2.2 |
26 |
Show |
|
03423+3141 |
COU 691 |
|
270 |
0.1 |
38 |
Show |
|
03460+3245 |
GRV 191 |
|
76 |
28.1 |
45 |
Show |
|
03425+3256 |
HJ 336 |
|
325 |
45.2 |
55 |
|
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WDS 03443+3208 : COMPONENTS
03443+3208 A
Componente originario normalizzato |
AB |
|
Coord arcsec 2000 |
034419.31+320733.8 |
|
Mag |
17.99 |
|
Spectral class |
M2 (red) |
|
03443+3208 B
Componente originario normalizzato |
AB |
|
Coord arcsec 2000 |
034419.12+320734.8 |
|
Mag |
21 |
|
Spectral class |
M4 (red) |
|
Calc delta mag |
3.01 |
|
Calc coord |
yes |
|