04179-3348 HMM 2 Aa1,2
04h 17m 53.62s -33° 47' 54.0" P.A. 33.00 sep 0.0 mag 4.60,4.65 Sp B9V dist. 54.56 pc (177.97 l.y.)
Coord 2000 |
04179-3348 |
|
Discov num |
HMM 2 |
|
Comp |
Aa1,2 |
|
Coord arcsec 2000 |
04 17 53.62 -33 47 54.0 |
|
Date first |
2012 |
|
Date last |
2014 |
|
Obs |
10 |
|
Pa first |
313 |
|
Pa last |
33.1 |
|
P.A. Now (θ) |
33.1° |
|
Sep first |
0.0 |
|
Sep last |
0.002 |
|
Sep. Now (ρ) |
0.002" |
|
Mag pri |
4.60 |
|
Mag sec |
4.65 |
|
delta mag (ΔM) |
0.05 |
|
Spectral class |
B9V (blue-white) |
|
Pri motion ra |
+070 |
|
Sec motion ra |
|
|
Pri motion dec |
-034 |
|
Sec motion dec |
|
|
Notes |
N
O
K
(See Notes, Orbital solution, 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
This double is physical.
04179-3348 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
194902 |
04 17 54 -33 47 54 |
HMM 2 Aa1,2 |
2014 |
10 |
33 |
0.0 |
4.60 |
4.65 |
0.05 |
Y |
<=== |
Show |
|
194902 |
04 17 54 -33 47 54 |
I 270 Aa,Ab |
1933 |
6 |
343 |
0.1 |
3.56 |
4.00 |
0.44 |
|
|
Show |
Ups4 Eri |
194902 |
04 17 54 -33 47 54 |
HUB 3 AB |
2016 |
2 |
163 |
5.5 |
3.87 |
9.90 |
6.03 |
|
|
Show |
|
194902 |
04 17 54 -33 47 54 |
HJ 3636 AC |
1998 |
3 |
8 |
49.0 |
3.87 |
11.80 |
7.93 |
|
|
Quintuple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Eridanus |
|
SAO |
194902 |
|
HIP |
20042 |
|
Tycho2 |
7040-01534-1 |
|
Gaia DR2 |
4870527586936740480 |
|
HD |
27376 |
|
HR |
1347 |
|
GC |
5201 |
|
CD |
CD-34 1614 |
|
CP |
CP-34 466 |
|
Bayer |
Upsilon 4 Eridani |
|
Bayer name |
Ups4 Eri |
|
Distance |
54.56 |
|
Distance ly |
177.97 |
|
Bayer greek |
υ4 Eri |
|
SUSPECTED ORBITAL ELEMENTS
Identifier | 04179-3348 |
coord_arcsec_2000 | 041753.62-334754.0 |
Period (P) | 120.2478h | ± 0.000019 |
Periastron (T) | 54407.7214d (2007.839y) | ± 0.002 |
Semi-major axis (a) | 1.902m | ± 0.006 |
Eccentricity (e) | 0 | |
Inclination (i) | 146.2° | ± 0.1 |
Longitude of periastron (ω) | 90° | |
Node (Ω) | 72° | ± 0.4 |
Notes | n | |
Reference | Hmm2017 | |
Equinox | 2000 | |
Last observation | 2014 | |
Grade | 4 | (1=Definitive, 9=Indet.) |
label |
theta |
rho |
2000 |
139.3 |
0.002 |
2001 |
182.8 |
0.002 |
2002 |
221.2 |
0.002 |
2003 |
252.9 |
0.002 |
2004 |
284.8 |
0.002 |
2005 |
323.6 |
0.002 |
2006 |
7.2 |
0.002 |
2007 |
44.6 |
0.002 |
2008 |
76.0 |
0.002 |
2009 |
108.4 |
0.002 |
2010 |
148.1 |
0.002 |
2011 |
191.4 |
0.002 |
2012 |
228.0 |
0.002 |
2013 |
259.2 |
0.002 |
2014 |
292.1 |
0.002 |
2015 |
332.5 |
0.002 |
2016 |
15.6 |
0.002 |
2017 |
51.4 |
0.002 |
2018 |
82.3 |
0.002 |
2019 |
115.8 |
0.002 |
2020 |
157.1 |
0.002 |
2021 |
199.6 |
0.002 |
2022 |
234.6 |
0.002 |
2023 |
265.5 |
0.002 |
2024 |
299.7 |
0.002 |
2025 |
341.6 |
0.002 |
2026 |
23.6 |
0.002 |
2027 |
57.9 |
0.002 |
2028 |
88.8 |
0.002 |
2029 |
123.6 |
0.002 |
2030 |
166.1 |
0.002 |
|
|
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.
|
|
|
|
|
|
|
|
Measures: green=micrometric, blue=interferometric, purple=photographic |
|
WDS 04179-3348 HMM 2 Aa1,2 : NOTES
discov_num |
notes |
refcode |
I 270 |
ups 4 Eri = 41 Eri. Duplicity of AB doubtful. |
|
|
A is a spectroscopic binary, and possible variable. |
|
HMM 2 |
Aa1,Aa2: close SB resolved by VLTI. A combined spectroscopic/ |
|
|
interferometric orbit by Hummel et al. (2017) yields component masses |
|
|
3.17 +/- 0.07 and 3.07 +/- 0.07 Msun, luminosities 100.6 +/- 4.3 and |
|
|
87.4 +/- 3.3 Lsun, and an orbital parallax of 18.05 +/- 0.17 mas. |
Hmm2017 |
REFERENCES
refcode |
metd |
author |
reference |
Hmm2017 |
A j |
Hummel, C.A., Scholler, M., Duvert, G., & Hubrig, S. |
2017A&A...600L...5H |
Hmm2017 |
|
A&A 600, L5, 2017 |
|
Hmm2017 |
+orb |
|
|
DISCOVERER
idgroup |
discov |
author |
1 |
HJ |
Herschel, J.F.W. |
50 |
HUB |
Hubrig, S., Le Mignant, D., North, P., & Krautter, J. |
51 |
I |
Innes, R.T.A. |
55 |
I |
MNRAS 57, 533, 1897 (data also in I__1897b, |
55 |
I |
I__1897c) |
WDS HISTORIC DATA
coord_2000 |
discov_num |
comp |
epoch |
obs |
pa |
sep |
mag_pri |
mag_sec |
spectr |
notes |
coord_arcsec_2000 |
04179-3348 |
HMM 2 |
Aa1,2 |
2014 |
10 |
33 |
0.0 |
4.60 |
4.65 |
B9V |
NO K |
041753.62-334754.0 |
If you need more information about this double, apply for a
data request form to the WDS.
WDS 04179-3348 HMM 2 Aa1,2 : VISUAL OBSERVATIONS REPORTS
No records found.
WDS 04179-3348 HMM 2 Aa1,2 : MEASURES
No records found.
WDS 04179-3348 : 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 04179-3348 : ALADIN DSS IMAGE @ 04h 17m 53.62s -33° 47' 54.0"
WDS 04179-3348 HMM 2 Aa1,2 : 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 |
|
04179-3348 |
I 270 |
Aa,Ab |
343 |
0.1 |
|
Show |
|
04179-3348 |
HUB 3 |
AB |
163 |
5.5 |
|
Show |
|
04179-3348 |
HJ 3636 |
AC |
8 |
49.0 |
|
Show |
|
04179-3348 |
HMM 2 |
Aa1,2 |
33 |
0.0 |
|
Show |
|
04178-3341 |
RST2343 |
|
206 |
0.2 |
7 |
Show |
|
04190-3354 |
HJ 3642 |
AB |
157 |
5.2 |
16 |
Show |
|
04190-3333 |
KPP3564 |
|
249 |
1.3 |
21 |
Show |
|
04188-3407 |
I 724 |
|
224 |
0.1 |
23 |
Show |
|
04162-3324 |
KPP3561 |
|
49 |
2.0 |
32 |
Show |
|
04196-3309 |
JSP 860 |
|
322 |
6.7 |
49 |
Show |
|
04220-3357 |
TDS2836 |
|
156 |
0.6 |
52 |
Show |
|
04184-3440 |
TDS2816 |
|
196 |
0.7 |
53 |
Show |
|
04126-3331 |
TDS2786 |
|
164 |
0.6 |
68 |
Show |
|
04120-3346 |
HJ 3627 |
|
277 |
25.7 |
75 |
Show |
|
04178-3231 |
TVB 68 |
|
9 |
7.2 |
77 |
Show |
|
04230-3442 |
AOT 11 |
|
55 |
8.1 |
84 |
Show |
|
04249-3346 |
ALD 24 |
AB |
319 |
1.5 |
87 |
Show |
|
04249-3346 |
AOT 127 |
AB,C |
89 |
6.2 |
87 |
Show |
|
04216-3229 |
BRT1588 |
|
311 |
5.4 |
92 |
Show |
|
04209-3520 |
AOT 10 |
|
232 |
13.9 |
99 |
Show |
|
04111-3252 |
UC 1128 |
AC |
266 |
44.4 |
102 |
Show |
|
04172-3206 |
UC 1146 |
|
328 |
15.6 |
103 |
Show |
|
04243-3453 |
AOT 12 |
|
292 |
11.3 |
103 |
Show |
|
04249-3445 |
I 59 |
AB |
201 |
30.0 |
105 |
Show |
|
04249-3445 |
DAM1313 |
Aa,Ab |
119 |
0.1 |
105 |
Show |
|
04249-3445 |
DAM1313 |
AD |
68 |
5.8 |
105 |
Show |
|
04249-3445 |
I 59 |
BC |
281 |
3.7 |
105 |
Show |
|
04159-3159 |
HDS 542 |
|
181 |
0.9 |
112 |
Show |
|
04255-3452 |
KPP3568 |
|
22 |
3.2 |
114 |
Show |
|
04262-3442 |
PRO 243 |
|
148 |
2.4 |
117 |
Show |
|
04085-3407 |
UC 1122 |
|
23 |
30.6 |
119 |
Show |
|
04127-3206 |
JSP 53 |
|
18 |
0.5 |
121 |
Show |
|
04211-3543 |
KPP 989 |
|
293 |
8.0 |
123 |
Show |
|
04141-3155 |
TS 1 |
|
258 |
0.4 |
123 |
Show |
|
04277-3334 |
I 725 |
|
241 |
3.6 |
123 |
Show |
|
04231-3533 |
I 384 |
|
188 |
18.4 |
124 |
Show |
|
04279-3325 |
UC 1169 |
AB |
71 |
68.7 |
127 |
Show |
|
04210-3551 |
KPP2828 |
|
355 |
19.0 |
130 |
Show |
|
04177-3558 |
RST2342 |
AB |
290 |
1.2 |
131 |
Show |
|
04177-3558 |
SKF1286 |
AB,C |
62 |
24.9 |
131 |
Show |
|
04282-3325 |
TDS2859 |
|
48 |
1.0 |
132 |
Show |
|
04083-3251 |
I 153 |
|
348 |
1.2 |
133 |
Show |
|
04176-3602 |
UC 1148 |
|
26 |
63.3 |
135 |
Show |
|
04193-3135 |
SEE 35 |
|
121 |
2.8 |
135 |
Show |
|
04241-3157 |
UC 1160 |
|
82 |
12.2 |
137 |
Show |
|
04287-3325 |
I 726 |
|
213 |
2.8 |
137 |
Show |
|
04069-3323 |
HDS 520 |
|
352 |
1.8 |
140 |
Show |
|
04278-3238 |
JSP 57 |
|
194 |
2.3 |
144 |
Show |
|
04294-3335 |
HJ 3652 |
|
117 |
10.0 |
145 |
Show |
|
04136-3604 |
UC 1135 |
|
52 |
13.4 |
147 |
Show |
|
04191-3120 |
HDS 551 |
|
81 |
0.1 |
150 |
|
|
WDS 04179-3348 : COMPONENTS
|
A |
Aa2 |
Ab |
B |
Aa2 |
pa=28.4°
sep=0.00"
| |
Ab |
pa=345.7°
sep=0.14"
| pa=345.1°
sep=0.14"
| |
B |
pa=165.6°
sep=5.38"
| pa=165.6°
sep=5.38"
| pa=165.6°
sep=5.52"
| |
C |
pa=6.7°
sep=48.80"
| pa=6.7°
sep=48.80"
| pa=6.8°
sep=48.67"
| pa=4.7°
sep=53.85"
|
04179-3348 A
Name |
Ups4 Eri |
|
Coord arcsec 2000 |
041753.62-334754.0 |
|
Mag |
3.87 |
|
Spectral class |
B9V (blue-white) |
|
PmRA |
70.00 |
|
PmDE |
-34.0 |
|
SAO |
194902 |
|
HIP |
20042 |
|
Tycho2 |
7040-01534-1 |
|
HD |
27376 |
|
HR |
1347 |
|
GC |
5201 |
|
CD |
CD-34 1614 |
|
CP |
CP-34 466 |
|
Bayer |
Upsilon 4 Eridani |
|
Bayer name |
Ups4 Eri |
|
Flamsteed |
41 Eridani |
|
Flamsteed name |
41 Eri |
|
Tycho2 |
7040-01534-1 |
|
Pflag |
X |
|
RAmdeg |
|
|
DEmdeg |
|
|
PmRA |
|
|
PmDE |
|
|
E RAmdeg |
|
|
E DEmdeg |
|
|
E pmRA |
|
|
E pmDE |
|
|
EpRAm |
|
|
EpDEm |
|
|
Num |
|
|
Q RAmdeg |
|
|
Q DEmdeg |
|
|
Q pmRA |
|
|
Q pmDE |
|
|
BTmag |
3.409 |
|
E BTmag |
0.014 |
|
VTmag |
3.516 |
|
E VTmag |
0.009 |
|
Prox |
999 |
|
TYC |
T |
|
HIP |
20042 |
|
CCDM |
|
|
RAdeg |
64.47341694 |
|
DEdeg |
-33.79833194 |
|
EpRA 1990 |
1.52 |
|
EpDE 1990 |
1.70 |
|
E RAdeg |
3.2 |
|
E DEdeg |
3.1 |
|
Posflg |
|
|
Corr |
0.1 |
|
SAO |
194902 |
|
DelFlag |
|
|
RA1950 |
|
|
PmRA1950 |
0.0049 |
|
DE1950 |
|
|
PmDE1950 |
-0.006 |
|
Vmag |
3.6 |
|
SpType |
B9 |
|
Double code |
|
|
Source |
71 |
|
CatNum |
160 |
|
DM |
CD-34 1614 |
|
DMcomp |
|
|
BDsup |
|
|
HD |
27376 |
|
M HD |
0 |
|
GC |
5201 |
|
RA1950rad |
1.11701335 |
|
DE1950rad |
-0.59200427 |
|
PmRA2000 |
0.0054 |
|
PmDE2000 |
-0.008 |
|
Catalog |
H |
|
HIP |
20042 |
|
Proxy |
|
|
RAhms |
04 17 53.62 |
|
DEdms |
-33 47 54.0 |
|
Vmag |
3.55 |
|
VarFlag |
1 |
|
R Vmag |
G |
|
RAdeg |
64.4734 |
|
DEdeg |
-33.7983 |
|
AstroRef |
|
|
Plx |
18.27 |
|
CCDM |
04179-3348 |
|
N CCDM |
I |
|
Nsys |
1 |
|
Ncomp |
1 |
|
MultFlag |
|
|
Source |
|
|
Qual |
|
|
M HIP |
|
|
Theta |
|
|
Rho |
|
|
HD |
27376 |
|
BD |
|
|
CD |
CD-34 1614 |
|
CP |
CP-34 466 |
|
Dm number |
-34 1614 |
|
VIred |
-0.09 |
|
SpType |
B9V |
|
R SpType |
|
|
Coord arcsec 2000 |
041753.62-334754.0 |
|
HIP |
20042 |
|
Sn |
5 |
|
So |
0 |
|
Nc |
1 |
|
RArad |
1.1252732932 |
|
DErad |
-0.5898921671 |
|
Plx |
18.33 |
|
PmRA |
62.52 |
|
PmDE |
-7.24 |
|
E RArad |
0.1 |
|
E DErad |
0.13 |
|
E Plx |
0.15 |
|
E pmRA |
0.11 |
|
E pmDE |
0.16 |
|
Hpmag |
3.5167 |
|
E Hpmag |
0.0005 |
|
SHp |
0.005 |
|
VA |
0 |
|
BV |
-0.108 |
|
E BV |
0.002 |
|
VI |
-0.09 |
|
Ccdm |
04179-3348 |
|
RComp |
|
|
Comp |
A |
|
Note1 |
|
|
Note2 |
|
|
Discov num |
|
|
DRAs |
-0.35 |
|
DDEs |
5.5 |
|
R dRAs |
10 |
|
Year |
|
|
Theta |
|
|
Rho |
|
|
Obs |
3 |
|
Vmag |
3.6 |
|
Sp |
B9 |
|
PmNote |
* |
|
PmRA |
58 |
|
PmDE |
-9 |
|
Dm number |
-34 1614 |
|
Cat1 |
CD |
|
Name2 |
194902 |
|
Cat2 |
SAO |
|
HD |
27376 |
|
M HD |
|
|
ADS BDS |
|
|
M ADS BDS |
|
|
N IDS |
|
|
IDS |
04141S3403A |
|
HIC |
20042 |
|
04179-3348 Aa2
Coord arcsec 2000 |
041753.62-334754.0 |
|
Mag |
4.65 |
|
Calc delta mag |
0.05 |
|
Calc coord |
yes |
|
04179-3348 Ab
Coord arcsec 2000 |
041753.62-334753.9 |
|
Mag |
4 |
|
Calc delta mag |
0.6 |
|
Calc coord |
yes |
|
04179-3348 B
Coord arcsec 2000 |
041753.73-334759.2 |
|
Mag |
9.9 |
|
Calc delta mag |
5.3 |
|
Calc coord |
yes |
|
Ccdm |
04179-3348 |
|
RComp |
|
|
Comp |
B |
|
Note1 |
|
|
Note2 |
|
|
Discov num |
I 270 |
|
DRAs |
|
|
DDEs |
|
|
R dRAs |
|
|
Year |
1900 |
|
Theta |
|
|
Rho |
0.1 |
|
Obs |
|
|
Vmag |
|
|
Sp |
|
|
PmNote |
|
|
PmRA |
|
|
PmDE |
|
|
Dm number |
|
|
Cat1 |
|
|
Name2 |
|
|
Cat2 |
|
|
HD |
|
|
M HD |
|
|
ADS BDS |
|
|
M ADS BDS |
|
|
N IDS |
|
|
IDS |
04141S3403B |
|
HIC |
20042 |
|
04179-3348 C
Coord arcsec 2000 |
041754.08-334705.5 |
|
Mag |
11.8 |
|
Calc delta mag |
7.2 |
|
Calc coord |
yes |
|
Ccdm |
04179-3348 |
|
RComp |
|
|
Comp |
C |
|
Note1 |
|
|
Note2 |
|
|
Discov num |
HJ 3636 |
|
DRAs |
|
|
DDEs |
|
|
R dRAs |
|
|
Year |
1919 |
|
Theta |
013 |
|
Rho |
49.2 |
|
Obs |
1 |
|
Vmag |
11.8 |
|
Sp |
|
|
PmNote |
|
|
PmRA |
|
|
PmDE |
|
|
Dm number |
|
|
Cat1 |
|
|
Name2 |
|
|
Cat2 |
|
|
HD |
|
|
M HD |
|
|
ADS BDS |
|
|
M ADS BDS |
|
|
N IDS |
|
|
IDS |
04141S3403C |
|
HIC |
|
|