100% mobile compatible
Observatory Parameters
May 27
Lat. 39.0, Lon. -77.5
Clouds: Seeing:
Waxing Gibbous
18:35 04:54
The first test for GSO Newtonian 10 inch, working the kinks out on Messier 51, The Whirlpool Galaxy, 23 million light years from Earth.
Use the left/right arrow keys to see more Jeff_Lucas's pictures
Whirlpool Galaxy, Astrophotography by Jeff_Lucas

Equipment

  • Imaging telescope / lens: GSO Newtonian 250/1016 mm 10F4TN
  • Imaging camera: ZWO Optical asi1600mm cool (CMOS)
  • Mount: Equatorial Celestron CGEM DX
  • Guiding telescope / lens: StellarVue Reflector 60/400 mm 60mm
  • Guiding camera: QHYCCD QHY 5L-II (CMOS)
  • Processed with: Sequence Generator Pro
    PixInsight (Pleiades Astrophoto) 1.8
    PHD Guiding (Stark Labs) 262
    Ubuntu 16.10

Frames / Subs

  • Lights (filter H-beta): 33 x 120 sec
  • Lights (filter Red): 33 x 120 sec
  • Lights (filter Green): 33 x 120 sec
  • Lights (filter Blue): 33 x 120 sec
  • Total integration time: 4:24 hours

Acquisition

  • Seeing: 5 / 5
  • Transparency: 5 / 5
  • Sky darkness: 4 / 9
  • Ambient temperature: 55.0 ºF
  • Camera sensor temperature: -20.0 ºC
  • Gain: 139
  • Mean FWHM: 7

Spatial Info

  • Image Size: 3,794 x 2,730 pixels
  • Image Scale: 0.779 arcsec / pixel
  • Visual Field: 0º 49' 16''
  • RA Center: 13h 29m 47s
  • DEC Center: 47º 11' 50''
  • Orientation: -4.687 degrees E of N

Sky Maps

N/A

Comments

Astronomy Quote of the Day

“As we begin to comprehend that the Earth itself is a kind of manned spaceship hurtling through the infinity of space — it will seem increasingly absurd that we have not better organized the life of the human family.” Hubert H. Humphrey, Vice President of the United States
Astronomy Planning Made Easy. Learn more.