04dj Apr 2026

SN 2004dj is one of the most studied and visually significant supernovae in recent astronomical history. It occurred in the galaxy , located approximately 11 million light-years away in the constellation Camelopardalis.

July 31, 2004, by Japanese astronomer Koichi Itagaki.

Because Type II-P supernovae have a predictable "plateau" phase in their light curves, 04dj helped astronomers refine methods for measuring distances to nearby galaxies. SN 2004dj is one of the most studied

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At its peak, it was the brightest supernova discovered in several years, reaching an apparent magnitude of ~11.2, making it visible even with amateur telescopes. Scientific Significance Because Type II-P supernovae have a predictable "plateau"

It is often paired with related codes (e.g., 04DK for Cardiomyopathy) to allow researchers to track heart-related complications in patients with kidney disease. Which "04dj" To help you further, could you specify: Are you writing an astronomy report on stellar evolution? Are you analyzing medical data or clinical study results?

In clinical research and data management—specifically within the frameworks—"04DJ" is used as a standardized shorthand code for specific patient conditions. Usage in Research Forms Primary Meaning: Prosthetic Valve Malfunction . Scientific Significance It is often paired with related

To provide a solid write-up on , I have organized the information into the two most likely professional contexts for this term: Astronomy (as a significant supernova) and Medical/Research Coding . SN 2004dj: The Brightest Supernova of 2004