Supernova 1999dq in NGC 976

This page is devoted to information on Supernova 1999dq in NGC 976 Basic information on this SN, including the last reported brightness, on this Supernova can be found on the main supernova page. Information on the original web pages for many of these images can be found on the Supernova links web page.

Supernova 1999dq is the 24th LOSS discovery this year. It is a type Ia, maximum light is expected to be on about September 14, 1999, and it is expected to get about as bright as Mag 15.5.

Web pages dedicated to this SN.

  • AUDE has a 1999dq page in French [Translate]

    The following is a list of images of this SN, in chronological order. Click on the name in the "observer" column to see the image. Times and dates are in UT unless otherwise noted. If you know of any others, please tell me!
    LOSS image 9/3.4/9916.0CDiscovery
    Juan Gonçalves
    Joăo Porto image
    KenIchi Kadota
    Seiichi Yoshida
    9/5/99 02:15 JST15.2C
    Pedro Ré image 9/8.015/99C
    Jean marie LLAPASSET image 9/9.119/99C Wavelet image
    Kereszty Zsolt image 9/10.9076/9914.9C
    Enrico Prosperi image 9/11/99C Log Grayscale image
    Pepe Manteca image 9/12/9916CRelinked 9/28
    CfA image 9/12/99C
    Stephen M. Brincat image 9/12.014/99C
    Marko Moilanen image 9/14.087/99C
    L. Kiss, K. Sárneczky,
    Gy. Szabó image
    Josep M. Bosch image 9/29/99C
    Fred Ewalt image 10/1.160/9916.5C
    JM Llapasset image 10/8.109/99C
    Juan Gonçalves
    Joăo Porto image
    L. Kiss, K. Sárneczky,
    Gy. Szabó image

    Light curves and Spectra: CfA Spectrum Taken on 9/4/99 Showing a type Ia 10 days before maximum light

  • VSNET Light curve (requires JAVA).
    If you have observations of this Supernova, please send them to Use this VSNet data query to see what information has been reported so far. Other VSNet data on this SN:
  • [vsnet-alert 3442] SNe 1999dp and 1999dq
  • [vsnet-chat 2285] Host galaxy of SN1999dq
  • [vsnet-chart 200] Chart of SN1999dq

    Latest Photometry:

  • [vsnet-recent 33168] SN1999dq recent (cont'd)
  • [vsnet-recent 35267] SN1999dq recent (cont'd)
    Back to Bright Supernovae.
    David Bishop
    Last modified: Mon Mar 6 11:37:41 EST 2000