Eridanus (l'Éridan)


Le catalogue




ÉTOILES DOUBLES

--------------------------------------------------------------------------------------------
Désignation             AD (2000.0) DE      m1   m2   Écart  PA  Date     Note   Spectre
--------------------------------------------------------------------------------------------

DUN    5       p    01 39 47.6  -56 11 36   5.8  5.9  11.3" 192° 1996 Orb[   1]  K0V K5V
HJ  3473      Khi   01 55 57.5  -51 36 32   3.7 10.7   4.9" 204° 1956    [   2]  G8IIIb
HJ  3527            02 43 20.2  -40 31 40   7.0  7.2   2.1"  43° 1993            B9.5V
GAL  328            02 54 54.2  -14 01 29   4.0 11.0  12.0" 275° 1901    [   3]
PZ     2      Thêta 02 58 15.7  -40 18 17   3.2  4.1   8.3"  90° 1997    [   4]  A4III A1V

BU    11      Rho-2 03 02 42.3  -07 41 08   5.4  8.9   1.5"  66° 1990    [   5]  K0II-III
BU   400            03 11 18.8  -03 48 42   6.1 11.9  24.4"  55° 1981            M0III
HJ  3556 AB-C       03 12 25.8  -44 25 11   6.4  8.8   3.9" 191° 1999    [   6]  F5V
BU    84            03 16 00.9  -05 55 07   6.4  7.9   1.0"   9° 1995            B9V
HJ  3565            03 18 41.1  -18 33 35   5.9  8.2   7.8" 121° 2002    [   7]  F0IV

JC     1 AB   Tau-4 03 19 31.0  -21 45 28   4.0  9.5   5.9" 289° 1987    [   8]  M3III
JC     1 AC         03 19 31.0  -21 45 28   4.0 10.8  39.3" 114° 1964            M3III
I    468            03 23 35.2  -40 04 35   6.8 11.0   1.3" 325° 1965 Orb        K0V
BU    12            03 24 24.6  -13 59 35   7.0  9.1   2.4" 281° 2001            A2V
DUN   15            03 39 45.5  -40 21 08   6.9  7.7   7.7" 328° 1992            A3V

HJ  3589            03 44 06.4  -40 39 37   6.7  9.3   5.0" 350° 1993            K1III
DUN   16            03 48 35.9  -37 37 13   4.7  5.3   8.2" 215° 1993    [   9]  B9V A1V
BU   401 AB         03 50 16.2  -01 31 21   6.5 10.5   4.5" 254° 1991            F2
BU   401 AC         03 50 16.2  -01 31 21   6.5 11.2  40.6" 289° 1913
HJ   338       30   03 52 41.7  -05 21 40   5.5 10.4   8.2" 133° 1964    [  10]  B8V

STF  470 AB    32   03 54 17.5  -02 57 17   4.8  5.9   6.9" 349° 2002    [  11]  G8III A2V
HJ  2224            04 11 56.1  -08 50 15   6.5  8.6  56.3" 312° 2002            G5
STF  516 AB    39   04 14 23.7  -10 15 23   5.0  8.5   6.4" 144° 1991    [  12]  K2III
HJ  3636 Aa-C Ups-4 04 17 53.6  -33 47 54   3.6 11.8  49.2"  13° 1919
HJ  3642            04 19 02.9  -33 54 16   6.5  8.7   5.7" 159° 1992            A3V

GAL  365            04 20 59.0  -11 55 34   7.0 10.0  36.7"   1° 1902    [  13]
HJ  3644 AB-C       04 21 31.3  -25 43 43   6.0 12.0  38.8"   3° 1951
HJ  3644 AB-D       04 21 31.3  -25 43 43   6.2  8.2  44.3"  41° 1991            K0
GAL  367            04 24 00.8  -11 01 41   6.0 11.5  14.3" 122° 1903    [  14]
I     59 AB         04 24 56.4  -34 45 27   6.6 10.0  33.2" 204° 1984            F2III

STF  560            04 31 25.9  -13 38 39   6.3  9.3  29.6"  45° 1991    [  15]  A2V
BU   881       46   04 33 54.7  -06 44 20   5.7  9.2   1.3"  62° 1991    [  16]  B9pSi
STF  570            04 35 14.1  -09 44 11   6.7  7.6  12.8" 260° 2002    [  17]  A1m
STF  571 AB         04 36 01.7  -03 36 42   6.3 10.7  17.9" 260° 1958            B7III
BU    88 AB         04 37 36.1  -02 28 25   5.2 11.8  29.9"  79° 1963            F0V

KUI   18       53   04 38 10.8  -14 18 14   4.0  6.9   1.0" 352° 2000 Orb[  18]  K2IIIb
STF  590       55   04 43 35.2  -08 47 46   6.7  6.8   9.2" 318° 2002    [  19]  G5III
HDS  622            04 50 06.8  -15 48 16   6.8 10.9   1.1" 166° 1991            G8III
HJ  3700            04 53 12.2  -20 46 20   7.0 11.5  26.9" 347° 1904            A3
STF  642 AC    66   05 06 45.6  -04 39 19   5.1 10.7  53.1"  10° 1976    [  20]  B9V+A1V

STF  649 AB         05 08 20.2  -08 39 55   5.8  9.0  21.6"  70° 1991            B8V

--------------------------------------------------------------------------------------------

[   1] P = 484yr., a = 7.8", motion retrograde. Some measures have
       been corrected by Andrew James. Note, that this is p Eridani,
       not Rho Eridani (03027-0741BU   11).
       Measure of 1947.60 made by triangulation of multiple measures.
       Measure of 1947.84 made by triangulation of multiple measures.
[   2] Chi Eri.
[   3] Object #81 in Gallo's (Gal1912b) original list.
       {Remarque : cette étoile n'existe pas, apparamment !!!!}
[   4] Theta Eri. A is a spectroscopic binary.
[   5] Rho (2) Eri. Note that this is not p Eridani
       (= 01398-5612DUN   5).
[   6] P = 45yr., a = 0.44", motion retrograde.
       AB-C: C is in slow retrograde motion.
[   7] A is a spectroscopic binary.
[   8] Tau (4) Eri. A is an irregular variable.
[   9] One component is a possible Beta Lyrae-type system.
[  10] 30 Eri.
[  11] 32 Eri. A is a spectroscopic binary.
[  12] 39 Eri.
[  13] Object #125 in Gallo's (Gal1914) original list.
[  14] Object #128 in Gallo's (Gal1914) original list.
[  15] B is BD-13@905.
[  16] 46 Eri. A is the variable EH Eri, P = 3.8d, small
       amplitude.
[  17] B is BD-10@958.
[  18] 53 Eri. P = 77.4yr., a = 0.707", motion direct.
[  19] 55 Eri. B is a Delta Scuti-type variable, DW Eri.,
       BD-09@969. Spectral type F4IIIpSr. Both components are
       spectroscopic binaries.
[  20] 66 Eri. A is a spectroscopic binary.




ÉTOILES VARIABLES

-------------------------------------------------------------------------------------------------------
Nom     AD  (2000)  DE      Type       Max    Min        T (Jul)       P (jours)     F   Spectre
-------------------------------------------------------------------------------------------------------

CI    01 58.65 -53 31.6     EA/SD:     9.5    10.5   p   2428782.475     3.382880        F8V
Z     02 47.93 -12 27.6     SRb        7.0     8.63  B                  80               M4III
RR    02 52.23 -08 16.0     SRb        7.4     9.20  B                  97               M5III
SS    03 11.82 -11 52.7     M          9.4   <13.    v   2434383.      314.4             M5:
CQ    03 21.20 -17 14.1     M         10.     12.5   p                                   Me

VV    03 21.41 -10 17.1     EA/SD:    11.     12.    p   2427342.522     1.557586    14 *A
VW    03 21.49 -21 27.5     SRd        9.2    11.16  B                  83.4             K5
RT    03 34.20 -16 09.9     M          8.5    12.9   p   2429360.      370.8         46  M7e
DS    03 49.18 -42 36.9     EB        10.     11.    p   2423147.24      0.827701
U     03 50.49 -24 57.4     M          8.5    14.9   v   2440110.      274.91        49  M4e

SW    03 53.02 -09 10.4     M          9.8   <14.1   v   2438801.      400.69
T     03 55.24 -24 02.0     M          7.2    13.2   v   2442079.      252.29        45  M3e-M5e
RY    03 58.96 -17 13.8     EA/SD     10.3    11.5   v   2425621.58      4.97927     10  F5
W     04 11.53 -25 08.0     M          7.5    14.5   v   2440345.      376.63        40  M7e-M9
RS    04 17.93 -18 30.5     M          9.2   <12.8   p   2438048.      296.00            M7e

TZ    04 21.67 -06 01.2     EA/SD      9.8    12.6   v   2442414.263     2.6060653   10  F
RZ    04 43.76 -10 41.0     EA/DS/RS   7.70    8.72  V   2443574.083    39.28238     05  A5+G8IV
SX    04 55.38 -06 55.3     M          9.3   <13.6   v   2438325.      282.80

-------------------------------------------------------------------------------------------------------




CIEL PROFOND

---------------------------------------------------------------------------------------
Nom          AD (2000) DE     Type          V     B       Dim.        Dist.     Notes
---------------------------------------------------------------------------------------

NGC  685    01 47.7  -52 46   GSAB(r)c     11.0  11.5   3.7x3.3'    1250 km/s
NGC  782    01 57.6  -57 47   GSB(r)b      11.9  12.5   2.3x2.0'    5880 km/s
 IC 1812    02 29.5  -42 49   GE+:         12.2  13.2   2.0x1.6'    5070 km/s
NGC 1084    02 46.0  -07 35   GSA(s)c      10.7  11.3   3.2x1.8'    1390 km/s
NGC 1114    02 49.1  -17 00   GSA(r)c      12.3  13.1   1.7x0.81'   3420 km/s

NGC 1132    02 52.9  -01 17   GE           12.3  13.3   2.5x1.3'    6950 km/s
NGC 1145    02 54.6  -18 38   GSc:/        12.5  13.6   3.2x0.51'   1910 km/s
NGC 1140    02 54.6  -10 02   GIrBmp:      12.5  12.8   1.7x0.91'   1480 km/s   Mrk 1063
NGC 1172    03 01.6  -14 50   GE+:         11.9  12.7   2.3x1.8'    1500 km/s
NGC 1187    03 02.6  -22 52   GSB(r)c      10.8  11.3   5.5x4.1'    1330 km/s

NGC 1179    03 02.6  -18 54   GSAB(r)cd    12.0  12.6   4.9x3.8'    1720 km/s
NGC 1199    03 03.6  -15 37   GE3:         11.4  12.4   2.4x1.9'    2620 km/s   Hick  22A
NGC 1209    03 06.1  -15 37   GE6:         11.4  12.4   2.4x1.1'    2560 km/s
NGC 1222    03 09.0  -02 57   GSO-p:       12.5  13.1   1.1x0.87'   2450 km/s   Mrk  603
NGC 1232    03 09.8  -20 35   GSAB(rs)c     9.9  10.5   7.4x6.5'    1610 km/s

NGC 1241    03 11.2  -08 55   GSB(rs)b     12.0  12.8   2.8x1.7'    3990 km/s
NGC 1247    03 12.2  -10 29   GSbc/        12.5  13.5   3.4x0.52'   3910 km/s
NGC 1248    03 12.8  -05 13   GSAO(s)/a:   12.5  13.4   1.1x1.00'   2220 km/s
NGC 1253    03 14.2  -02 49   GSAB(rs)cd   11.7  12.3   5.2x2.3'    1690 km/s   Kug 0311-030
E 481- 17   03 17.1  -22 52   GSB(rs)ap:         13.2   2.3x1.9'    3850 km/s

NGC 1291    03 17.3  -41 06   G(R)SB(s)/a   8.5   9.4   9.8x8.1'     712 km/s
NGC 1300    03 19.7  -19 25   GSB(rs)bc    10.4  11.1   6.2x4.1'    1500 km/s
NGC 1309    03 22.1  -15 24   GSA(s)bc:    11.5  12.0   2.2x2.0'    2070 km/s
NGC 1325    03 24.4  -21 33   GSA(s)bc     11.5  12.2   4.7x1.6'    1510 km/s
NGC 1320    03 24.8  -03 03   GSa:/        12.4  13.3   1.9x0.65'   2680 km/s   Mrk  607

NGC 1324    03 25.0  -05 45   GSb:               13.5   2.1x0.79'   5650 km/s
NGC 1332    03 26.3  -21 20   GSO(s)-:/    10.3  11.3   4.7x1.4'    1440 km/s
NGC 1337    03 28.1  -08 23   GSA(s)cd     11.9  12.5   5.8x1.5'    1190 km/s
NGC 1353    03 32.1  -20 49   GSB(rs)b:    11.4  12.4   3.4x1.4'    1440 km/s
NGC 1357    03 33.3  -13 40   GSA(s)ab     11.5  12.4   2.8x1.9'    1940 km/s

NGC 1358    03 33.7  -05 05   GSAB(r)/a    12.1  13.0   2.6x2.0'    3980 km/s
 IC 1953    03 33.7  -21 29   GSB(rs)d     11.7  12.2   2.8x2.1'    1780 km/s
NGC 1359    03 33.8  -19 29   GSB(s)m(p)   12.2  12.6   2.4x1.7'    1880 km/s
NGC 1386    03 36.8  -36 00   GSBO(s)+     11.2  12.1   3.4x1.3'     741 km/s
NGC 1376    03 37.1  -05 03   GSA(s)cd           12.8   2.0x1.7'    4120 km/s

NGC 1389    03 37.2  -35 45   GSAB0(s)-:   11.5  12.4   2.3x1.4'     871 km/s
NGC 1383    03 37.6  -18 20   GSAB0(s)/a   12.5  13.4   1.9x0.87'   1900 km/s
NGC 1395    03 38.5  -23 02   GE2           9.6  10.6   5.9x4.5'    1610 km/s
NGC 1393    03 38.6  -18 26   GSAO(r)/a:   12.0  13.0   1.9x1.3'    2100 km/s
NGC 1404    03 38.9  -35 36   GE1          10.0  11.0   3.3x3.0'    1810 km/s

NGC 1401    03 39.4  -22 43   GSBO(s)/a:/  12.3  13.1   2.4x0.65'   1450 km/s
NGC 1400    03 39.5  -18 41   GSAO-        11.0  11.9   2.3x2.0'     475 km/s
NGC 1407    03 40.2  -18 35   GE0           9.7  10.7   4.6x4.3'    1680 km/s
NGC 1415    03 41.0  -22 34   G(R)SAB(s)/a 11.9  12.8   3.5x1.8'    1490 km/s
NGC 1417    03 42.0  -04 42   GSAB(rs)b    12.1  12.8   2.7x1.7'    4060 km/s

E 548- 81   03 42.1  -21 15   GSB(rs)ap?         12.8   1.7x1.2'    4250 km/s
NGC 1421    03 42.5  -13 29   GSAB(rs)bc:  11.4  11.9   3.5x0.87'   2020 km/s
NGC 1426    03 42.8  -22 07   GE4          11.4  12.3   2.6x1.7'    1330 km/s
NGC 1437    03 43.6  -35 51  G(R')SAB(rs)ab11.7  12.4   3.0x2.0'    1060 km/s
NGC 1439    03 44.8  -21 55   GE1          11.4  12.3   2.5x2.3'    1570 km/s

NGC 1440    03 45.1  -18 16 G(R')SBO(rs)/a:11.5  12.6   2.1x1.6'    1420 km/s
NGC 1438    03 45.3  -23 00   GSB(r)/a:    12.4  13.2   2.0x0.87'   1430 km/s
NGC 1452    03 45.4  -18 38   G(R')SB(r)/a 11.8  12.8   2.2x1.5'    1650 km/s
NGC 1460    03 46.2  -36 42   GSBO(rs)/a         13.5   1.7x1.4'    1210 km/s
NGC 1453    03 46.5  -03 58   GE2+         11.5  12.6   2.4x1.9'    3890 km/s

NGC 1461    03 48.5  -16 24   GSAO(r)/a    11.8  12.8   3.0x0.93'   1330 km/s
 IC 2006    03 54.5  -35 58   G(R)SAO-     11.3  12.2   2.1x1.8'    1220 km/s
NGC 1482    03 54.7  -20 30   GSAO+p/      12.1  13.1   2.5x1.4'    1670 km/s
NGC 1487    03 55.8  -42 22   GP           11.9  12.3   3.3x2.1'     684 km/s   VV  78
NGC 1507    04 04.5  -02 11   GSB(s)m(p)   12.3  12.9   3.6x0.85'    803 km/s   Mrk 1080

NGC 1518    04 06.8  -21 11   GSB(s)dm     11.8  12.3   3.0x1.3'     822 km/s
NGC 1521    04 08.3  -21 03   GE3:         11.4  12.4   2.8x1.7'    4070 km/s
NGC 1531    04 12.0  -32 51   GSO-p:       12.5  12.8   1.3x0.93'   1050 km/s
NGC 1532    04 12.1  -32 52   GSB(s)bp/     9.9  10.6  12.6x3.3'    1050 km/s
NGC 1537    04 13.7  -31 39   GSAB0-p?     10.6  11.5   3.9x2.6'    1230 km/s

NGC 1535    04 14.2  -12 44   NP 4+2c             9.6  20x17"/44"               *= 12.2
E 550- 24   04 21.2  -21 51   GSB(s)d:     12.1  12.7   5.6x2.1'     789 km/s
NGC 1600    04 31.7  -05 05   GE3          10.9  11.9   2.5x1.7'    4640 km/s
NGC 1622    04 36.6  -03 11   GSAB(r)ab:   12.5  13.4   3.6x0.72'   4780 km/s
NGC 1620    04 36.6  -00 09   GSAB(rs)bc   12.3  13.1   2.9x1.00'   3440 km/s

NGC 1625    04 37.1  -03 18   GSB(rs)b:    12.3  13.0   2.1x0.50'   4620 km/s
NGC 1627    04 37.6  -04 53   GSA(r)cp           13.5   1.6x1.5'    3780 km/s
NGC 1635    04 40.1  -00 33   G(R)SB(r)/a        13.3   1.4x1.3'    3240 km/s
NGC 1637    04 41.5  -02 52   GSAB(rs)c    10.8  11.5   4.0x3.2'     639 km/s
NGC 1638    04 41.6  -01 49   GSAB0(rs)/a? 12.0  12.9   2.0x1.5'    3240 km/s

NGC 1640    04 42.2  -20 26   GSB(r)b      11.7  12.4   2.6x2.0'    1480 km/s
NGC 1653    04 45.8  -02 23   GE+:         12.0  12.9   1.5x1.5'    4260 km/s
NGC 1659    04 46.5  -04 47   GSA(r)bcp    12.5  13.1   1.6x1.1'    4490 km/s
NGC 1667    04 48.6  -06 19   GSAB(r)c     12.1  12.8   1.8x1.4'    4460 km/s
NGC 1700    04 56.9  -04 52   GE4          11.2  12.2   3.3x2.1'    3820 km/s

NGC 1723    04 59.4  -10 59   GSB(r)ap     11.5  12.6   3.2x2.0'    3760 km/s
NGC 1726    04 59.7  -07 45   GSAO(s)/a:   11.7  12.7   1.5x1.1'    3890 km/s
NGC 1752    05 02.2  -08 14   GSB(r)c:     12.4  13.3   2.6x0.81'   3480 km/s
 IC  401    05 04.3  -10 05   GSB(rs)b?          13.3   1.6x0.58'   3170 km/s
NGC 1779    05 05.3  -09 09  G(R')SAB(r)/a?12.1  13.0   2.3x1.3'    3450 km/s

 IC 2118    05 06.9  -07 13   ND R          F           180x60'                 Rigel

---------------------------------------------------------------------------------------



Étoiles doubles



Étoiles variables



Ciel profond