David's Astronomy - Images 2013-04-01 (S00544)

Objects Session Notes

C/2011 L4 (PANSTARRS) - Comet

Palomar 4 - Globular Cluster

Palomar 3 - Globular Cluster

NGC 2775 - Galaxy

Hickson 43 - Galaxy Cluster (PGC 29677 et al)

Hickson 38 - Galaxy Cluster (PGC 26842 et al)

Variable Stars

Photometric Monitoring - Variables

- FS Aur, KR Aur, CV CMi, SY Cnc, AM CVn, U Gem, AM Her, RZ LMi, FO Ori, FU Ori, DY Per, GK Per, ER UMa

Astrometric Monitoring - Nearby Stars

- CN Leo, DX Cnc

- Evening session (3.7 hrs duration).

- Session operated under semi-automated control, with remote monitoring from indoors computer.

- Ambient Temperature: -3.5 degC minimum

- CCD operation -30 degC (at 62% average cooling).

- main objectives of the session were to acquire images of of selected project stars for ongoing photometric and astrometric analysis.   Secondary objective was to acquire images comet. C/2011 L4 (PANSTARRS).

-

C/2011 L4 (PANSTARRS) - Comet

C/2011 L4 (PANSTARRS) Moving through star field in Andromeda

CCD Image Animation (Logscale, 50% size) 5 x 10s exposure (average combine), 3x3 binning, C Filter 2013-04-01 20:04hUT (#544001-05) 12" LX200R (at f/9.7) + ST-10XME		False Colour Image (Logscale, 50% size) Image details as right

C/2011 L4 (PANSTARRS) - earlier image 2013-03-29

CCD Image Animation (Logscale, 50% size) 3 x 10s exposure (average combine), 3x3 binning, C Filter 2013-03-29 20:19hUT (#543021-23) 12" LX200R (at f/9.7) + ST-10XME		False Colour Image (Logscale, 50% size) Image details as right

Palomar 4 - Globular Cluster

Palomar 4 (Ursa Major)
Situated at almost 1/8 distance to the Andromeda Galaxy,
it is second most distant globular in Milky Way

CCD Image (50% size)
4 x 90 sec exposure (average combine), 3x3 binning, C Filter
2013-04-01 21:35hUT (#544076-80)
12" LX200R (at f/9.7) + ST-10XME

Pal 4 - detail

Annotated CCD Image (100% size, cropped)
(image details as above)

Pal 4 - earlier image 2011-02-27

Annotated CCD Image (100% size, cropped)
5 x 60 sec exposure (average combine), 3x3 binning, C Filter
2011-02-27 00:27h UT (#458238-42)

Pal 4 - earlier image, 2006-12-02

Annotated CCD Image (200% size)
3 x 2 min exposure (average combine), 2x2 binning, C Filter
2006-12-02 05:43h UT (#156043-45)

Palomar 3 - Globular Cluster

Palomar 3 (Sextans)

CCD Image (cropped)
5 x 90s exposure (average combine), 3x3 binning, C Filter
2013-04-01 21:45 hUT (#544083-87)
12" LX200R (at f/9.7) + ST-10XME

Palomar 3 - earlier image (2011)

CCD Image (cropped)
4 x 60s exposure (average combine), 3x3 binning, C Filter
2011-03-23 23:48 hUT (#464268-72)
12" LX200R (at f/9.7) + ST-10XME

NGC 2775 - Galaxy

NGC 2775 / Caldwell 48 (Cancer)
although recorded in catalogs as a spiral galaxy,
NGC 2775 appearance is very much like an elliptical galaxy.

CCD Image (Linear scale, 50% size)
4 x 120 sec exposure (average combine), 3x3 binning, C filter,
2013-04-01 05:22h UT (#544092-95)
12" LX200R (at f/9.7) + ST-10XME

NGC 2775 / Caldwell 48 - detail

CCD Image (cropped)
Image details as above

NGC 2775 / Caldwell 48 - earlier image (2006)

CCD Image (Linear scale)
3 x 180 sec exposure (average combine), 2x2 binning, C filter
2006-12-02 05:22h UT (#156032-34)
8" LX200 + ST-7e

Hickson 43 - Galaxy Cluster (PGC 29677 et al)

Hickson 43 (Sextans)
PGC 29677 (catalog mag +15.8), PGC 29657 (catalog mag +16.1),
PGC 29665 (catalog mag +16.2), PGC 29668 (catalog mag +17.2),
PGC 29666 (catalog mag +17.0), PGC 1154802 (catalog mag +17.8),
PGC 29673 (catalog mag +18.2),

Annotated CCD Image (cropped)
4 x 120s exposure (average combine), 3x3 binning, C Filter
2013-03-11 23:00hUT (#544099-103)
12" LX200R (at f/9.7) + ST-10XME

Hickson 43 - detail

Negative CCD Image (cropped)
Image details as above

Hickson 38 - Galaxy Cluster (PGC 26842 et al)

Hickson 38 / ARP 237 (Leo)
PGC 26842 (catalog mag +15.3), PGC 26844 (catalog mag +16.0)
PGC 26831(catalog mag +16.0), PGC 26830 (catalog mag +17.1)

Annotated CCD Image (cropped)
5 x 90s exposure (average combine), 3x3 binning, C Filter
2013-03-11 23:00hUT (#544125-29)
12" LX200R (at f/9.7) + ST-10XME

ARP 237 / UGC 5044 (PGC 26842/PGC 26844) - detail

Negative CCD Image (200% size)
Image details as above

Hickson 38 - wider view

CCD Image (50% size)
Image details as above

This Web Page:	CCD Images - Session 544 (2013-04-01)
Last Updated :	2015-05-16

David's Astronomy Pages CCD Images - Session 544 (2013-04-01)