Comet C/2001 Q4 (NEAT)
February 1, 2005
False color unfiltered image of comet C/2001 Q4 (NEAT), obtained on 2005 Feb. 1.833UT with 60-cm, f/3.3 Deltagraph telescope V filter and CCD. Image scale is 2.49 arc sec/pixel. Copyright © 2005 by H. Mikuz, Crni Vrh Observatory, Slovenia.
False color unfiltered image of comet C/2001 Q4 (NEAT), obtained on 2005 Feb. 1.832UT with 60-cm, f/3.3 Deltagraph telescope R filter and CCD. Image scale is 2.49 arc sec/pixel. Copyright © 2005 by H. Mikuz, Crni Vrh Observatory, Slovenia.
August 23, 2004
False color unfiltered image of comet C/2001 Q4 (NEAT), obtained on 2004 Aug. 23.830UT with 60-cm, f/3.3 Deltagraph telescope and CCD. Image is stack of 2x60 seconds exposures. Image scale is 2.49 arc sec/pixel. Copyright © 2004 by H. Mikuz, Crni Vrh Observatory, Slovenia.
July 9, 2004
False color image of comet C/2001 Q4 (NEAT), obtained on 2004 July 9.891UT with 60-cm, f/3.3 Deltagraph telescope and CCD. Image is stack of 3x120 seconds exposures with R filter. Image scale is 2.49 arc sec/pixel. Copyright © 2004 by H. & S. Mikuz, Crni Vrh Observatory, Slovenia.
July 4, 2004
False color image of comet C/2001 Q4 (NEAT), obtained on 2004 July 4.870UT with 60-cm, f/3.3 Deltagraph telescope, R filter and CCD. Exposure time was 120 seconds. Image scale is 2.49 arc sec/pixel. Copyright © 2004 by H. & S. Mikuz, Crni Vrh Observatory, Slovenia.
False color image of comet C/2001 Q4 (NEAT), obtained on 2004 July 4.873UT with 60-cm, f/3.3 Deltagraph telescope, V filter and CCD. Exposure time was 120 seconds. Image scale is 2.49 arc sec/pixel. Copyright © 2004 by H. & S. Mikuz, Crni Vrh Observatory, Slovenia.
June 17, 2004
False color mosaic image of comet C/2001 Q4 (NEAT), obtained on 2004 June 17.878UT with 60-cm, f/3.3 Deltagraph telescope, R filter and CCD. Exposure time was 60 seconds. Image scale is 2.49 arc sec/pixel. Copyright © 2004 by H. & S. Mikuz, Crni Vrh Observatory, Slovenia.
False color mosaic image of comet C/2001 Q4 (NEAT), obtained on 2004 June 17.876UT with 60-cm, f/3.3 Deltagraph telescope, V filter and CCD. Exposure time was 60 seconds. Image scale is 2.49 arc sec/pixel. Copyright © 2004 by H. & S. Mikuz, Crni Vrh Observatory, Slovenia.
June 15, 2004
False color image of comet C/2001 Q4 (NEAT), obtained on 2004 June 15.889UT with 60-cm, f/3.3 Deltagraph telescope, R filter and CCD. Exposure time was 60 seconds. Image scale is 2.49 arc sec/pixel. Copyright © 2004 by H. & S. Mikuz, Crni Vrh Observatory, Slovenia.
June 7, 2004
False color mosaic image of comet C/2001 Q4 (NEAT), obtained on 2004 June 7 (20h50-20h57UT) with 60-cm, f/3.3 Deltagraph telescope, R filter and CCD. Exposure time was 60 seconds. Image scale is 2.49 arc sec/pixel. Copyright © 2004 by H. Mikuz, Crni Vrh Observatory, Slovenia.
False color mosaic image of comet C/2001 Q4 (NEAT), obtained on 2004 June 7 (20h51-20h58UT) with 60-cm, f/3.3 Deltagraph telescope, V filter and CCD. Exposure time was 60 seconds. Image scale is 2.49 arc sec/pixel. Copyright © 2004 by H. Mikuz, Crni Vrh Observatory, Slovenia.
June 6, 2004
False color mosaic image of comet C/2001 Q4 (NEAT), obtained on 2004 June 6 (21h19-21h35UT) with 60-cm, f/3.3 Deltagraph telescope, R filter and CCD. Exposure time was 60 seconds. Image scale is 2.49 arc sec/pixel. Copyright © 2004 by H. Mikuz, Crni Vrh Observatory, Slovenia.
False color mosaic image of comet C/2001 Q4 (NEAT), obtained on 2004 June 6 (21h24-21h37UT) with 60-cm, f/3.3 Deltagraph telescope, V filter and CCD. Exposure time was 60 seconds. Image scale is 2.49 arc sec/pixel. Copyright © 2004 by H. Mikuz, Crni Vrh Observatory, Slovenia.
True color image of comet C/2001 Q4 (NEAT), obtained on 2004 June 6 (21h21-21h40UT) with 60-cm, f/3.3 Deltagraph telescope, photometric filters and CCD. Image is a composite of 1x90s B, 1x60s V and 1x60s R image. Image scale is 2.49 arc sec/pixel. Copyright © 2004 by R. Ligustri and H. Mikuz.
May 25, 2004
False color mosaic image of comet C/2001 Q4 (NEAT), obtained on 2004 May 25 (20h36-20h56UT) with 60-cm, f/3.3 Deltagraph telescope, R filter and CCD. Effective exposure time was 45 seconds. Image scale is 2.49 arc sec/pixel. Copyright © 2004 by H. Mikuz, Crni Vrh Observatory, Slovenia.
False color mosaic image of comet C/2001 Q4 (NEAT), obtained on 2004 May 25 (20h42-20h58UT) with 60-cm, f/3.3 Deltagraph telescope, V filter and CCD. Effective exposure time was 45 seconds. Image scale is 2.49 arc sec/pixel. Copyright © 2004 by H. Mikuz, Crni Vrh Observatory, Slovenia.
May 23, 2004
False color mosaic image of comet C/2001 Q4 (NEAT), obtained on 2004 May 23 (20h36-20h44UT) with 60-cm, f/3.3 Deltagraph telescope, R filter and CCD. Exposure time was 60 seconds. Image scale is 2.49 arc sec/pixel. Copyright © 2004 by H. Mikuz, Crni Vrh Observatory, Slovenia.
False color mosaic image of comet C/2001 Q4 (NEAT), obtained on 2004 May 23 (20h39-20h46UT) with 60-cm, f/3.3 Deltagraph telescope, V filter and CCD. Exposure time was 60 seconds. Image scale is 2.49 arc sec/pixel. Copyright © 2004 by H. Mikuz, Crni Vrh Observatory, Slovenia.
May 20, 2004
False color image of comet C/2001 Q4 (NEAT), obtained on 2004 May 20.860UT with 60-cm, f/3.3 Deltagraph telescope, R filter and CCD. Effective exposure time was 90 seconds. Image scale is 2.49 arc sec/pixel. Copyright © 2004 by H. Mikuz, Crni Vrh Observatory, Slovenia.
False color image of comet C/2001 Q4 (NEAT), obtained on 2004 May 20.864UT with 60-cm, f/3.3 Deltagraph telescope, V filter and CCD. Effective exposure time was 90 seconds. Image scale is 2.49 arc sec/pixel. Copyright © 2004 by H. Mikuz, Crni Vrh Observatory, Slovenia.
May 18, 2004
False color mosaic image of comet C/2001 Q4 (NEAT), obtained on 2004 May 18 (20h32-20h35UT) with 60-cm, f/3.3 Deltagraph telescope, R filter and CCD. Effective exposure time was 90 seconds. Image scale is 2.49 arc sec/pixel. Copyright © 2004 by H. Mikuz, Crni Vrh Observatory, Slovenia.
May 16, 2004
False color mosaic image of comet C/2001 Q4 (NEAT), obtained on 2004 May 16 (21h27-21h29UT) with 60-cm, f/3.3 Deltagraph telescope, V filter and CCD. Effective exposure time was 60 seconds. Image scale is 3.24 arc sec/pixel. Copyright © 2004 by H. Mikuz, Crni Vrh Observatory, Slovenia.
False color mosaic image of comet C/2001 Q4 (NEAT), obtained on 2004 May 16 (21h21-21h24UT) with 60-cm, f/3.3 Deltagraph telescope, R filter and CCD. Effective exposure time was 60 seconds. Image scale is 3.24 arc sec/pixel. Copyright © 2004 by H. Mikuz, Crni Vrh Observatory, Slovenia.
True color image of comet C/2001 Q4 (NEAT), obtained on 2004 May 16 (21h21-21h24UT) with 60-cm, f/3.3 Deltagraph telescope, photometric filters and CCD. Image is a composite of 3x30s B, 3x30s V and 3x30s R image. Image scale is 2.49 arc sec/pixel. Copyright © 2004 by R. Ligustri and H. Mikuz.
May 13, 2004
False color image of comet C/2001 Q4 (NEAT), obtained on 2004 May 13 (20h40-20h48UT) with 60-cm, f/3.3 Deltagraph telescope, V filter and CCD. Image was composed by stacking 10 exposures of 15 sec duration using Fitsblink software. Image scale is 2.49 arc sec/pixel. Copyright © 2004 by H. Mikuz, Crni Vrh Observatory, Slovenia.
False color image of comet C/2001 Q4 (NEAT), obtained on 2004 May 13 (20h33-20h38UT) with 60-cm, f/3.3 Deltagraph telescope, R filter and CCD. Image was composed by stacking 7 exposures of 15 sec duration using Fitsblink software. Image scale is 2.49 arc sec/pixel. Copyright © 2004 by H. Mikuz, Crni Vrh Observatory, Slovenia.
True color image of comet C/2001 Q4 (NEAT), obtained on 2004 May 13 (20h30-20h41UT) with Asahi Pentax 300 mm, f/4 lens and FUJI Superia X-Tra 400 film. Field of view is ~7.9 x 6o. At least 5o of gas tail is clearly visible. Copyright © 2004 by Stefan Mikuz, Crni Vrh Observatory, Slovenia.
May 11, 2004
False color image of comet C/2001 Q4 (NEAT), obtained on 2004 May 11 (20h17-20h25UT) with 60-cm, f/3.3 Deltagraph telescope, V filter and CCD. Image was composed by stacking 10 exposures of 15 sec duration using Fitsblink software. Image scale is 2.49 arc sec/pixel. Copyright © 2004 by H. Mikuz, Crni Vrh Observatory, Slovenia.
False color image of comet C/2001 Q4 (NEAT), obtained on 2004 May 11 (20h30-20h37UT) with 60-cm, f/3.3 Deltagraph telescope, R filter and CCD. Image was composed by stacking 10 exposures of 15 sec duration using Fitsblink software. Image scale is 2.49 arc sec/pixel. Copyright © 2004 by H. Mikuz, Crni Vrh Observatory, Slovenia.
May 10, 2004
False color image of comet C/2001 Q4 (NEAT), obtained remotely on 2004 May 10.828UT with 60-cm, f/3.3 Deltagraph telescope, V filter and CCD. Exposure time was 30 seconds. Image scale is 2.49 arc sec/pixel. Copyright © 2004 by H. Mikuz, Crni Vrh Observatory, Slovenia.
May 8, 2004
False color image of comet C/2001 Q4 (NEAT), obtained on 2004 May 8.819UT with 60-cm, f/3.3 Deltagraph telescope, V filter and CCD. Exposure time was 30 seconds. Image scale is 2.49 arc sec/pixel. Copyright © 2004 by J. Skvarc, Crni Vrh Observatory, Slovenia.
False color image of comet C/2001 Q4 (NEAT), obtained on 2004 May 8.822UT with 60-cm, f/3.3 Deltagraph telescope, R filter and CCD. Exposure time was 30 seconds. Clouds interfere during the exposure. Image scale is 2.49 arc sec/pixel. Copyright © 2004 by J. Skvarc, Crni Vrh Observatory, Slovenia.
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