AAVSO Home



Current Time: 03 Apr 2025 23:43:15 UTC
Welcome, Guest. You are not logged in.
Log in
    Revise    New Search
Latest Details
Log in to retrieve additional aliases from SIMBAD.
Name
  ASASSN-19ko  
AAVSO UID
000-BNC-117 (4226 observations)  
Constellation
Norma Sequence
J2000.0
16 15 01.67 -57 42 37.9  (243.75696 -57.71053) Search nearby
B1950.0 16 10 53.76 -57 35 06.6
Galactic coord. 327.519 -4.911
Other names

(Internal only)
GALEX J161501.8-574237 USNO-A2.0 0300-27348719 USNO-B1.0 0322-0906090
(Not logged in)  Add name
Variability type
UGWZ
Spectral type --
Mag. range
12.9 g - 19.0 V
Discoverer ASAS-SN
Epoch
--
Outburst --
Period --
Rise/eclipse dur. --
Remarks
Some references may be clicked to view in new window. Roll over index number to view submission details.
1 Schmeer, Patrick Gaia DR2 parallax 4.5945 ± 0.4456 mas (distance 220 ± 25 pc). Prior to the April 2019 outburst, no outbursts were recorded by the ASAS-SN Sky Patrol since 2016 Mar. 9.
(Not logged in)  Add remark
References
Click reference title/citation to view in new window. Roll over index number to view submission details.
1 J. Hambsch; T. Kato, 2019, vsnet-alert #23189 --
2 Transient Name Server, 2019 (online data) --
3 Kochanek, C. S.; et al., 2017, The All-Sky Automated Survey for Supernovae
(ASAS-SN) Light Curve Server v1.0 (online data)
2017PASP..129j4502K
4 ASAS-SN Transients (Shappee et al., 2014) 2014ApJ...788...48S
External Links
Links open in a new window. Not all links may be valid for this particular target.
Location    Go   
Select a Location for more details.
Images
Please review Digitized Sky Survey Acknowledgment and Copyright.
Image not downloaded. Click Retrieve Image to download and view. Retrieve image
Supporting Documents
There are currently no supporting documents on file for this star. (Not logged in)  Add document
Revision History
Currently approved revision is checked. Click revision number to view details of that revision.
3 Otero, Sebastian Alberto 2021-05-19 04:45 UTC Gaia EDR3 position.
2 Otero, Sebastian Alberto 2019-04-23 05:14 UTC Type from vsnet-alert 23189.
1 Schmeer, Patrick 2019-04-22 19:52 UTC Position and minimum magnitude derived from Gaia DR2.