C/2011 W3 (Lovejoy) 2011 Dec 21
Images by Rob McNaught from ~20km west of Siding Spring Observatory
Early twilight, 17:27UT
![Lovejoy at start of twilight 2011 Dec 21](Lovejoy11Dec21_dark.jpg)
Copyright © 2011 Robert H. McNaught
Canon 5D, 50mm f/1.4, 20sec exposure ISO 400.
Close up, 17:39UT
![Lovejoy close up 2011 Dec 21, 17:39UT](Lovejoy11Dec21_closeup.jpg)
Copyright © 2011 Robert H. McNaught
Canon 5D, 135mm f/2.0, 20sec exposure ISO 400.
With International Space Station (to right of comet), Dec 21, 17:47UT
![Lovejoy with ISS 2011 Dec 21](Lovejoy11Dec21_ISS.jpg)
Copyright © 2011 Robert H. McNaught
Canon 5D, 50mm f/2.8, 20sec exposure ISO 400.
C/2011 W3 (Lovejoy) 2011 Dec 23
Siding Spring Observatory, 16:57UT
![Lovejoy over Siding Spring Observatory](IMG_4250.jpg)
Copyright © 2011 Robert H. McNaught
Canon 5D, 24mm f/4.0, 240sec exposure ISO 800.
ANU 2.3-m at far left. Anglo-Australian Telescope (AAT) on horizon to left of comet and ANU 0.6-m to the
immediate right of the comet. Further right is HAT-South and Solaris.
Milky Way and AAT, wide angle, 17:10UT
![Lovejoy beside Milky Way and AAT](IMG_4252.jpg)
Copyright © 2011 Robert H. McNaught
Canon 5D, 24mm f/4.0, 240sec exposure ISO 800.
Milky Way and AAT, standard, 17:18UT
![Lovejoy beside Milky Way and AAT](IMG_4253.jpg)
Copyright © 2011 Robert H. McNaught
Canon 5D, 50mm f/2.8, 230sec exposure ISO 400.
Comet close up, 17:28UT
![Lovejoy close up](IMG_4254.jpg)
Copyright © 2011 Robert H. McNaught
Canon 5D, 135mm f/2.0, 110sec exposure ISO 400.
Milky Way and AAT, twilight, 17:33UT
![Lovejoy beside Milky Way and AAT in twilight](IMG_4255.jpg)
Copyright © 2011 Robert H. McNaught
Canon 5D, 50mm f/2.8, 110sec exposure ISO 400.
Comet Lovejoy, Milky Way and Zodiacal Light.
Dec 31, 17:17UT, Siding Spring Observatory.
![Lovejoy, Milky Way and Zodiacal Light](Dec31_fish-eye_small.jpg)
Copyright © 2011 Robert H. McNaught
Canon 5D, 8mm f/2.8, 120sec exposure ISO 1600.
ANU 2.3-m at center left. Anglo-Australian Telescope (AAT) on horizon. Comet points towards the ANU 0.6-m and further right is HAT-South and Solaris.
Uppsala images of the comet head
C/2011 W3 (Lovejoy) 2011 Dec 23,18:03UT
![Uppsala close up of nucleus region, Dec 23](Uppsala_crop_resized_11Dec23.jpg)
ANU/Uni of Arizona/NASA/Robert H. McNaught
Uppsala Schmidt/Siding Spring Survey. Field 1.0x0.8 deg. Stack of 5 x 1sec exposures in bright twilight. North up, West to right.
C/2011 W3 (Lovejoy) 2011 Dec 24, 17:49UT
![Uppsala close up of nucleus region, Dec 24](Uppsala_crop_resized_11Dec24.jpg)
ANU/Uni of Arizona/NASA/Robert H. McNaught
Uppsala Schmidt/Siding Spring Survey. Field 1.0x0.8 deg. Stack of 3 x 10sec exposures in mid-twilight. North up, West to right.
C/2011 W3 (Lovejoy) 2011 Dec 26, 17:46UT
![Uppsala close up of nucleus region, Dec 26](Uppsala_crop_resized_11Dec26.jpg)
ANU/Uni of Arizona/NASA/Robert H. McNaught
Uppsala Schmidt/Siding Spring Survey. Field 1.0x0.8 deg. Stack of 21 x 20sec exposures in mid-twilight. North up, West to right.
C/2011 W3 (Lovejoy) 2011 Dec 27, 17:49UT
![Uppsala close up of nucleus region, Dec 27](Uppsala_Dec27.jpg)
ANU/Uni of Arizona/NASA/Robert H. McNaught
Uppsala Schmidt/Siding Spring Survey. Field 1.0x0.8 deg. Single 20sec exposure in mid-twilight. North up, West to right.
C/2011 W3 (Lovejoy) 2011 Dec 28, 17:32UT
![Uppsala close up of nucleus region, Dec 28](Uppsala_Dec28.jpg)
ANU/Uni of Arizona/NASA/Robert H. McNaught
Uppsala Schmidt/Siding Spring Survey. Field 1.0x0.8 deg. Single 30sec exposure, pre-twilight. North up, West to right.
C/2011 W3 (Lovejoy) 2011 Dec 29, 17:31UT
![Uppsala close up of nucleus region, Dec 29](Uppsala_Dec29.jpg)
ANU/Uni of Arizona/NASA/Robert H. McNaught
Uppsala Schmidt/Siding Spring Survey. Field 1.0x0.8 deg. Single 30sec exposure, pre-twilight. North up, West to right.
C/2011 W3 (Lovejoy) 2011 Dec 30, 17:26UT
![Uppsala close up of nucleus region, Dec 30](Uppsala_Dec30.jpg)
ANU/Uni of Arizona/NASA/Robert H. McNaught
Uppsala Schmidt/Siding Spring Survey. Field 1.0x0.8 deg. Single 30sec exposure, pre-twilight. North up, West to right.
C/2011 W3 (Lovejoy) 2011 Dec 31, 17:30UT
![Uppsala close up of nucleus region, Dec 31](Uppsala_Dec31.jpg)
ANU/Uni of Arizona/NASA/Robert H. McNaught
Uppsala Schmidt/Siding Spring Survey. Field 1.0x0.8 deg. Single 30sec exposure, pre-twilight. North up, West to right.
C/2011 W3 (Lovejoy) 2012 Jan 01, 17:23UT
![Uppsala close up of nucleus region, Jan 01](Uppsala_Jan01.jpg)
ANU/Uni of Arizona/NASA/Robert H. McNaught
Uppsala Schmidt/Siding Spring Survey. Field 1.0x0.8 deg. Single 60sec exposure, pre-twilight. North up, West to right.
C/2011 W3 (Lovejoy) 2012 Jan 02, 17:25UT
![Uppsala close up of nucleus region, Jan 02](Uppsala_Jan02.jpg)
ANU/Uni of Arizona/NASA/Robert H. McNaught
Uppsala Schmidt/Siding Spring Survey. Field 1.0x0.8 deg. Single 60sec exposure, pre-twilight. North up, West to right.
C/2011 W3 (Lovejoy) 2012 Jan 03, 17:37UT
![Uppsala close up of nucleus region, Jan 03](Uppsala_Jan03.jpg)
ANU/Uni of Arizona/NASA/Robert H. McNaught
Uppsala Schmidt/Siding Spring Survey. Field 1.0x0.8 deg. Single 60sec exposure, start of twilight. North up, West to right.
C/2011 W3 (Lovejoy) 2012 Jan 03, 17:45UT
![Uppsala close up of nucleus region, Jan 03](Uppsala_Jan03_stack.png)
ANU/Uni of Arizona/NASA/Robert H. McNaught
Uppsala Schmidt/Siding Spring Survey. Field 1.0x0.8 deg. Stack of 5 x 60sec exposures, start of twilight. North up, West to right.
C/2011 W3 (Lovejoy) 2012 Jan 06, 17:44UT
![Uppsala close up of nucleus region, Jan 06](Uppsala_Jan06.png)
ANU/Uni of Arizona/NASA/Robert H. McNaught
Uppsala Schmidt/Siding Spring Survey. Field 1.0x1.0 deg. Single 60sec exposure, start of twilight. North up, West to right.
C/2011 W3 (Lovejoy) 2012 Jan 06, 17:47UT
![Uppsala close up of nucleus region, Jan 06](Uppsala_Jan06_stack.png)
ANU/Uni of Arizona/NASA/Robert H. McNaught
Uppsala Schmidt/Siding Spring Survey. Field 1.0x1.0 deg. Stack of 5 x 60sec exposures, start of twilight. North up, West to right.
C/2011 W3 (Lovejoy) 2012 Jan 12, 10:45UT
![Uppsala close up of nucleus region, Jan 12](Uppsala_Jan12_stack.png)
ANU/Uni of Arizona/NASA/Robert H. McNaught
Uppsala Schmidt/Siding Spring Survey. Field 1.0x1.0 deg. Stack of 15 x 60sec exposures, dark sky. North up, West to right.
C/2011 W3 (Lovejoy) 2012 Jan 16, 13:31UT
![Uppsala close up of nucleus region, Jan 16](Uppsala_Jan16_stack.png)
ANU/Uni of Arizona/NASA/Robert H. McNaught
Uppsala Schmidt/Siding Spring Survey. Field 1.0x1.0 deg. Stack of 18 x 60sec exposures, dark sky. North up, West to right.
C/2011 W3 (Lovejoy) 2012 Jan 18, 13:57UT
![Uppsala close up of nucleus region, Jan 18](Uppsala_Jan18_stack.png)
ANU/Uni of Arizona/NASA/Robert H. McNaught
Uppsala Schmidt/Siding Spring Survey. Field 1.0x1.0 deg. Stack of 20 x 60sec exposures, dark sky. North up, West to right.
Webpages about C/2011 W3
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