EG Aquarii: discovery of its SU UMa nature
The International Astronomical Union published CBET 736 with the following findings! On Nov. 8.44, 2006 R. Stubbing (AU) spotted this star at mag. 12.4, that is clearly in a bright outburst. The...
View ArticleMcNeil Nebula and V1647 Ori bright again: 31 Oct. 2013
Some of you might remember a great news, dating back to Feb. 2004: the Central Bureau for Astronomical Telegrams (IAUC 8284) announced that Jay McNeil reported the discovery of a new nebular feature...
View ArticleMcNeil Nebula and V1647 Ori: updates (28 Jan. 2014)
On 28 Jan. 2014, we visited again the McNeil nebula and V1647 Ori, after we spotted the latter in outburst last Oct. We found the star still well visible, though likely a bit fainter than our last...
View ArticleMcNeil Nebula and V1647 Ori: updates (23 Feb. 2014)
On 23 Feb. 2014, we visited again the McNeil nebula and V1647 Ori, after we spotted the latter in outburst last Oct and found it still bright at the end of Jan. We found the star in good shape. As...
View ArticleMcNeil Nebula and V1647 Ori: still bright (29 Sept. 2014)
Among the most observed objects ever at Virtual Telescope, the McNeil Nebula and V1647 Ori were observed again, seven month after the previous visit. This star is a very young, pre-main sequence object...
View ArticleMcNeil Nebula and V1647 Ori: still bright, new observing season started (26...
V1647 Ori and the associated McNeil Nebula continues to amaze us at Virtual Telescope every time we look at them. We have been tracking it since it was discovered in 2004. Every year we have a look to...
View ArticleMcNeil Nebula and V1647 Ori: 2016-2017 observing season started (01 Oct. 2016)
The McNeil Nebula and the associated V1647 Ori variable star have been a target of opportunity for the author since it was discovered back in 2004. Every year, at Virtual Telescope we spend some... The...
View ArticleV1647 Ori and Mcneil nebula: possible fading? – 24 Oct. 2016
After our first observations of this new season, we looked at V1647 Ori and McNeil Nebula again, to collect new data. The star looked fainter than our previous observations, suggesting the source is...
View Article1996-2016: venti anni di scoperte per l’Osservatorio “Bellatrix”
Nei prossimi giorni, gli ultimi dell’anno, ricorre un avvenimento di straordinaria importanza per l’Osservatorio Astronomico “Bellatrix”, che ospita il Virtual Telescope Project e che al tempo si...
View ArticleMessier 101 and a (likely) supernova impostor
Messier 101 surely is one of the most beautiful spiral galaxies out there. Because of its relative proximity (about 20 millions of light years), its face-on geometry and the elegance of its arm, the......
View ArticleDiscovery of long term, large variability and very bright flare detection of...
We report the discovery of the long term, large variability of the optical counterpart of the NVSS J004354+404634 radio source in the field of Messier 31, found during our survey of this galaxy. Our...
View ArticleDiscovery of two new variable stars in the field of Messier 33
We report the discovery of two new variables star in the field of Messier 33, part of a dedicated survey we recently started. The image above comes from the combination of 28, 120-second unfiltered......
View ArticleDiscovery of a probable nova in Messier 31 – 01 Oct. 2023.
We report the discovery of a probable nova in Messier 31, found during our survey work on this galaxy. Updates 3 Oct.: 3.7776 Oct. 2023, R= 17.4 2 Oct.: 2.7636 Oct. 2023, R= 17.8... The post Discovery...
View ArticleDiscovery of a new variable star in the field of Messier 33
We report the discovery of a new variable star in the field of Messier 33, part of an ongoing survey program. As part of our survey of the Messier 33 galaxy, we spotted a... The post Discovery of a new...
View ArticleDiscovery of a new variable star in the field of Messier 31
We report the discovery of a new variable star in the field of Messier 31, part of an ongoing survey program. As part of our survey of the Messier 31 galaxy, we spotted a... The post Discovery of a new...
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