IC 4329 Cluster - Observing Notes

M-05-33-005 = Seashell Galaxy
13 47 23.3 -30 25 01
Size 0.4x0.1

17.5: very faint, very small, round.  Nearly attached to the S end of
N5291.  Known as the "Seashell" galaxy due to unusual "Whelk" appearance on
photographs.
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N5291 = E445-030 = M-05-33-006
13 47 24.4 -30 24 28
V = 14.1;  Size 1.1x0.7;  SB = 13.8;  PA = 168d

17.5: fairly faint, very small, round, small bright core.  Forms a double
system with M-05-33-005 = "Seashell galaxy" just 0.6' S.
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N5292 = E445-031 = M-05-33-008
13 47 39.6 -30 56 20
V = 11.9;  Size 1.8x1.5;  SB = 12.9;  PA = 55d

17.5: moderately bright, fairly small, gradually brighter halo, bright
core.  Two mag 13-14 stars are collinear to the NE (the closer star is 1.0'
from center).
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M-05-33-009
13 48 06.1 -30 32 12
V = 13.9;  Size 0.7x0.5;  SB = 12.6

17.5: extremely faint, very small, round.  Forms a pair with E445-037 3'
SE.  Located 5.2' S of N5298.
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N5298 = E445-035 = M-05-33-010
13 48 11.1 -30 27 08
V = 13.1;  Size 1.1x0.8;  SB = 12.9;  PA = 166d

17.5: faint, small, slightly elongated, weak concentration.  Located in a
group of faint stars.  The M-05-33-009/E445-037 pair lies 5' S and E445-039
is 5.7' ENE. E445-039 is identified as N5298 in RC3, ESO and NED.
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E445-037 = M-05-33-011
13 48 15.8 -30 34 30
V = 14.4;  Size 1.1x0.4;  SB = 13.4;  PA = 54d

17.5: faint, very small, oval, small bright core.  Several stars lie S.
Forms a pair with M-05-33-009 2.0' WNW.  Located 7' S of N5298.
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E445-039 = M-05-33-015
13 48 36.5 -30 25 43
V = 13.1;  Size 1.4x0.7;  SB = 12.9;  PA = 69d

17.5: fairly faint, fairly small, oval SW-NE, weak concentration.  N5298
lies 5.7' WSW. This galaxy is identified as N5298 in ESO/Uppsala and RC3.
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E445-040 = A1345-30 = M-05-33-014
13 48 39.2 -30 48 39
V = 13.2;  Size 1.5x0.4;  SB = 12.5;  PA = 88d

17.5: faint, fairly small, oval E-W.  Located 7.5' SW of mag 7.7 SAO 204870.
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N5302 = E445-043 = M-05-33-018
13 48 49.7 -30 30 40
V = 12.1;  Size 1.8x1.1;  SB = 12.7;  PA = 153d

17.5: fairly faint, small, elongated SSW-NNE, bright core, faint stellar
nucleus.
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IC4329 = E445-046 = M-05-33-019
13 49 05.3 -30 17 45
V = 11.3;  Size 3.4x1.9;  SB = 13.2;  PA = 63d

17.5: fairly faint, fairly small, oval WSW-ENE, bright core, stellar
nucleus.  Forms a pair with IC 4329A 3' E.  This galaxy is the brightest in
the IC 4329 cluster.
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E445-049 = M-05-33-020
13 49 09.4 -31 09 54
V = 12.5;  Size 1.4x0.5;  SB = 12.1;  PA = 170d

17.5: faint, fairly small, elongated N-S.  A mag 14 star is at the ESE edge
23" from the center.  Forms a pair with M-05-33-017 (not seen).
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IC4329A = E445-050 = M-05-33-021
13 49 19.3 -30 18 34
V = 13.0;  Size 1.4x0.4;  SB = 12.2;  PA = 45d

17.5: fairly faint, very small, slightly elongated SW-NE, sharp stellar
nucleus.  This Seyfert galaxy is located just 3' ESE of IC 4329.
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N5304 = E445-052 = M-05-33-022
13 50 01.5 -30 34 43
V = 12.6;  Size 1.5x1.0;  SB = 13.0;  PA = 146d

17.5: faint, small, oval NW-SE, weak concentration.  An equilateral
triangle consisting of mag 14 stars is off the S side with components 44"
S, 1.7' SSW and 2.2' SSE of center.