Objects 21-40
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Herschel 400 Observing List Notes
NGC No. Type Con Vis
Mag
Star Chart Date/
Location
Local
Time
Seeing/
Transp.
Aperture
(f ratio)
EPx & Filters Comments Image
596 Gal
E2
Cet 12.0 SA-10 11/6/02
Littleton, CO
10:43p 4/4 235mm
f/6.3
60
150
At 60x, dimmer but similar in appearance to 584, except for core, which is stellar (single point). In field with 6 mag star. At 150x, bright core extends beyond stellar point and then disk fades out rapidly. Hint of granularity.  
598 Gal
Sc
Tri 7.0 SA-4 2/16/02
Deer Trail, CO
7:45p
MST
6/6 235mm
f/10
95 (DSF) M-33. Naked-eye object, bright in finder. Oblong disk with mottling evident; dark lane S of core.  
613 Gal
SBc
Scl 11.0 SA-18 8/11/02
Fox Park, WY
4:29a
MDT
7/7 235mm
f/6.3
60
150
Near 10 magnitude star; oblong oval with central brightening at 60x. At 150x, several mottled areas in central region; margins of spiral look irregular/ragged.
NED/IPAC
615 Gal
Sb
Cet 12.5 SA-10 11/6/02
Littleton, CO
10:58p 5/4 235mm
f/6.3
80
150
Dim Streak near 11+ mag field star, with no central brightening at 80x. At 150x, some core detail, including faint stellar center. Impression of central bulge with trailing arms, which are curved (away from field star).  
637 OCl Cas 7.5 SA-1 10/7/02
Littleton, CO
9:58p
MDT
4/3 235mm
f/6.3
80
150
Twelve 11+ mag stars in shield pattern. Some appear double. No additional stars at 150x.  
651 PlN Per 12.0 SA-4 11/3/02
Littleton, CO
8:45p
MST
7/4 235mm
f/6.3
80
150
O-III
Faint NE portion of the Dumbbell Nebula (M-76). At this seeing, with O-III filter at 150x, division between two portions could be glimpsed when looking at it directly. With averted vision, the two points join and "waist" fills out into more oval form. Edges are somewhat ragged.  
654 OCl Cas 10.0 SA-1 7/14/02
Deer Trail, CO
3:34a
MDT
7/7 235mm
f/6.3
60
150
Twenty-five 11-12 magnitude stars in field with 8+ magnitude foreground star; hint of other unresolved stars in background at 150x.  
659 OCl Cas 10.0 SA-1 7/14/02
Deer Trail, CO
3:40a
MDT
7/7 235mm
f/6.3
60
150
Fifteen 11+ magnitude stars in group. Central grouping arranged in small circle.  
663 OCl Cas 7.5 SA-1 7/14/02
Deer Trail, CO
3:49a
MDT
6/6 235mm
f/6.3
80
150
At 80x, thirty-five 10-11 mag stars superimposed on faint glow. Averted vision at 150x shows countless barely resolved 14+ magnitude stars. A fine cluster!  
720 Gal
E3
Cet 11.5 SA-10 11/06/02
Littleton, CO
11:54p
MST
4/5 235mm
f/6.3
80
150
Bright at 80x. Brighter toward center. Shape is oblong and surface shows some granularity/ texture. At 150x, brightness/contrast increases. Spiral arms trail off on either side of core, which has a stellar point.  
752 OCl And 6.5 SA-4 8/10/02
Fox Park, WY
12:45a
MDT
8/8 235mm
f/6.3
45
60
150
Rich, but very spread out; view best in low powers. 100+ members of magnitude 11-12. Many apparent or visual doubles. Looks nebulous at 150X (?)  
772 Gal
Sb
Aries 11.5 SA-4 8/31/02
Echo Park, CO
12:15a
MDT
5/5
(moon)
235mm
f/6.3
80
45
Barely visible as hazy round patch at 45x. At 80x there is some brightening near core (almost stellar.) Appears to be spiral at barely inclined angle. At 150x, mottling in disk and slightly oblong shape are evident.  
779 Gal
SB
Cet 12.0 SA-10 11/7/02
Littleton, CO
12:09a
MST
5/5 235mm
f/6.3
80
150
At 80x, streak oriented approx. N-S. East side appears to have a sharp division between disk and background; otherwise, brightness even across disk, with no brightening at core. At 150x, central bulge fills out and shows slight stellaring. Division is more pronounced. Dim (13+ mag) star to South.
NED/IPAC
869 OCl Per 4.5 SA-1 3/3/02
Littleton, CO
9:10p
MST
4/4 235mm
f/6.3
60
150
Member of Perseus Double Cluster. Brilliant field of 6-7 magnitude stars, in same field with NGC 884. More intense; two bright stars at center, 75+ total resolved.
D.M. Dodge 2003
884 OCl Per 4.5 SA-1 3/3/02
Littleton, CO
9:10p
MST
4/4 235mm
f/6.3
60
150
Member of Perseus Double Cluster. Brilliant field of 6-7 magnitude stars, in same field with NGC 869; larger and not as concentrated; 50+ stars resolved.
891 Gal
Sb
And 11.5 SA-4 8/10/02
Fox Park, WY
12:28a
MDT
9/9 235mm
f/6.3
80
150
At 80x, disk is a dim streak with a hint of central bulge in a very crowded star field. At 150x, S edge shows dark dust lane. Large object with very low surface brightness.  
908 Gal
Sc
Cet 11.0 SA-18 11/27/02
Littleton, CO
10:31p 3/4 235mm
f/10
95
130
235
Oblong shape oriented WSW-ENE; very diffuse halo with no stellaring or brightening at center at 130x. At 235x, glow more uneven; edge seems slightly sharper to the S.  
936 Gal
SBa
Cet 11.0 SA-10 11/27/02
Littleton, CO
10:51p 4/5
(sky
darker)
235mm
f/10
130
235
At 130x, stellar, concentrated center with fainter, roundish halo. At 235x, center is very bright and appears to have at least 3 knots. Nucleus becomes point of light at times of better seeing; halo has considerable detail & is extended.  
1022 Gal
SB
Cet 12.5 SA-10 11/27/02 Littleton, CO 11:39p 4/5 235mm
f/10
130
235
A round, evenly lit ball at 130X, with no central brightening. 12 mag star to SE. At 235x, center is slightly brighter, texture more granular. Outer edges look slightly "squared off."
NED/IPAC
1023 Gal
E7p
Per 11.0 SA-4 3/5/02
Littleton, CO
8:15p
MST
3/3 235mm
f/6.3
60
80
150
(DSF)
Oblong shape with star-like center. Very much like a small M-31. Near two close stars with another in a line [ *   @ **].  With DSF at 150x there is a hint of some granularity and becomes rounder.  

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© 2002, Darrell M. Dodge