Narrowband images of 51 symbiotic stars were obtained at the ESO and ORM observatories to search for resolved optical nebulae. Ionized nebulae much larger than...
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PublicaciónA narrowband imaging survey of symbiotic stars
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PublicaciónA near infrared survey of northern planetary nebulae
We have observed 77 evolved planetary nebulae in the J, H, K, L', and M photometric bands. As a consequence, we note that most PN fall into a range -0.6 < (J-H)...
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PublicaciónA new discovery space opened by eROSITA. Ionised AGN outflows from X-ray selected samples
Context. In the context of an evolutionary model, the outflow phase of an active galactic nucleus (AGN) occurs at the peak of its activity, once the central...
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PublicaciónA new L5 brown dwarf member of the Hyades cluster with chromospheric activity
Aims: Our aim is to identify brown dwarf members of the nearby Hyades open star cluster to determine the photometric and spectroscopic properties of brown...
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PublicaciónA pile of new Planetary Nebulae in the Galactic Plane
The INT photometric H-alpha Survey (IPHAS; http://www.iphas.org) is now near completion. A band of 10 degrees along the Northern Galactic Plane is being imaged...
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PublicaciónA pilot study for the SCUBA-2 `All-Sky' Survey
We have carried out a pilot study for the Submillimetre Common-User Bolometer Array 2 (SCUBA-2) ‘All-Sky’ Survey (SASSy), a wide and shallow mapping project at...
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PublicaciónA polarized fast radio burst at low Galactic latitude
We report on the discovery of a new fast radio burst (FRB), FRB 150215, with the Parkes radio telescope on 2015 February 15. The burst was detected in real time...
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PublicaciónA preliminary database of DENIS point sources
This paper announces the release at CDS of a substantial set of point sources detected by the DENIS project. DENIS is the first astronomical survey of the...
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PublicaciónA prototype for the PASS Permanent All Sky Survey
A prototype system for the Permanent All Sky Survey (PASS) project is presented. PASS is a continuous photometric survey of the entire celestial sphere with a...