David's Astronomy - Images 2011-01-28 (S00450)

Objects Session Notes

IC 1748 - Spiral Galaxy

NGC 1555 - Reflection Nebula

NGC 2481 - Spiral Galaxy

Abell 31 - Planetary Nebula (PLN 219+31.1) - attempt

103P/Hartley - Comet

IC 2169 - Bright Nebula

NGC 2608 - Spiral Galaxy with split arm (ARP 12)

NGC 3437 - Spiral Galaxy

Variable Stars

SZ Lyn - Variable Star (Type DSCT)

Photometric Monitoring - Variables

- RX And, TT Ari, CV_CMi, SS Cyg, BL Lac, SZ Lyn, GK Per, ER UMa, SU UMa
DY Per, Z And, CN Ori, FU Ori, NV Ori, RU Peg attempts (failed due to cloud)

Astrometric Monitoring - Nearby Stars

- DX Cnc, Teegardens Star

- Evening session (5.8 hrs).

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

- Ambient Temperature: -3.0 deg C (minimum)

- CCD operation -30 degC (at 63% average cooling).

- main objectives of the session was to acquire images of selected project stars for ongoing photometric analysis.

- Notes from 2011-01-28 (start-up problems)

IC 1748 - Spiral Galaxy

NGC 1555 - Nebula ("Hind's Variable Nebula")

NGC 1555 - "Hind's Variable Nebula" (Taurus)
The Nebula is also known as
"Struve's Lost Nebula" and "Burnham's Nebula"
The adjacent bright star is variable star T Tau

CCD Image (73% size, cropped)
5 x 60s exposure (average combine),
3x3 binning, C Filter, Linear brightness scaling
2011-01-28 22:11 hUT (#450274-78)

Hind's Variable Nebula - 2007-11-28

CCD Image (200% size)
5 x 180s exposure (average combine),
2x2 binning, C Filter, Linear brightness scaling
2007-11-28 21:53 hUT (#237109-13)

NGC 2481 - Spiral Galaxy

NGC 2481 (Gemini)

Annotated CCD Image (cropped)
4 x 120s exposure (average combine), 3x3 binning, C Filter
2011-01-28 22:22 hUT (#450281-85)
12" LX200R (at f/9.7) + ST-10XME

NGC 2481 - Previous Image 2011-01-12

Annotated CCD Image (cropped)
3 x 120s exposure (average combine), 3x3 binning, C Filter
2011-01-12 23:39 hUT (#444547-49)
12" LX200R (at f/9.7) + ST-10XME

Abell 31 - Planetary Nebula (PLN 219+31.1) - attempt

Abell 31 / (PLN 219+31.1) (Cancer)
(planetary nebula is too diffuse to be seen in this image)

CCD Image (cropped)
35 x 90sec exposure (average combine), 3x3 binning, C Filter
2011-01-28 22:46 h UT (#450304-08)
12" LX200R (at f/9.7) + ST-10XME

103P/Hartley - Comet

Comet 103P/Hartley
passing through starfield in Monoceros

Comet has down receded (1.6 AU distance from Sun) and is much
dimmer than when last imaged in Oct 2010 (1.1 AU distance from Sun)

Annotated CCD Image (cropped)
3 x 60s exposure (aligned on comet, average combine), 3x3 binning, C Filter
2011-01-28 23:23 hUT (#450329-31)
12" LX200R (at f/9.7) + ST-10XME

Comet 103P/Hartley - earlier image (2010-10-06)

Annotated CCD Image (cropped)
5 x 30s exposure (aligned on comet, average combine), 3x3 binning, C Filter
2010-10-06 20:25 hUT (#430003-07)
12" LX200R (at f/9.7) + ST-10XME

Comet 103P/Hartley - earlier image (2010-08-20)

Annotated CCD Image (cropped)
5 x 30s exposure (average combine), 3x3 binning, C Filter
2010-08-20 21:32 hUT (#423018-22)
12" LX200R (at f/9.7) + ST-10XME

IC 2169 - Bright Nebula

NGC 2608 - Spiral Galaxy with split arm (ARP 12)

NGC 2608 / ARP 12 (Ursa Major)

CCD Image (100% size, cropped) 5 x 180s sec exposure (average combine), 3x3 binning, C Filter 2011-02-29 00:13 h UT (#450377-83) 12" LX200R (at f/9.7) + ST-10XME		Negative CCD Image (100% size, cropped) Image details as left

NGC 3437 - Spiral Galaxy

Variable Stars

SZ Lyn - Variable Star (Type DSCT)

SZ Lyn - TimeSeries 1h 35m duration (54% of period)

Time Series
B - 30s exposures (3x3 binning)
V - 15s exposures (3x3 binning)
R - 15s exposures (3x3 binning)
2011-01-29 01:01 h UT to 02:37 h UT (#450419-566)
12" LX200R (at f/9.7) + ST-10XME

SZ Lyn - Photometric Data (BVR) plotted against phase - Time Series

SZ Lyn - Photometric Data (BVR) plotted against phase - Nightly Points

This Web Page:	CCD Images - Session 450 (2011-01-28)
Last Updated :	2015-05-16

David's Astronomy Pages CCD Images - Session 450 (2011-01-28)