M51 supernova?? 以下の情報があります。既知変光星には含まれていませんでした。詳しくは画像 をご覧ください。 Subject: [vsnet-alert 5629] [Fwd: [CCD-astrometry-photometry] Suspicious star? in M51] From: John Gretchen <jng3@tisd.net> Subject: [CCD-astrometry-photometry] Suspicious star? in M51 I'm not seeing this on other images. It appears on all, 11, of my raw images. http://vsnet.tisd.net/~jng3/stars/m51a.jpg -- Clear skies, John N. Gretchen III Port O'Connor TX http://vsnet.tisd.net/~jng3/stars/ "The facts are always less than what really happened." Nadine Gordimer, Nobel Prize-winning author