AAVSO Home



Welcome, Guest. You are not logged in.
Log in
    Revise    New Search
Latest Details
Log in to retrieve additional aliases from SIMBAD.
Name
  ASASSN-21cn  
AAVSO UID
000-BNX-487 (1 observation)  
Constellation
Ara Sequence
J2000.0
17 19 42.05 -46 15 27.7  (259.92521 -46.25769) Search nearby
B1950.0 17 15 59.75 -46 12 24.4
Galactic coord. 342.674 -5.143
Other names

(Internal only)
1E 1715.9-4612 1RXS J171941.3-461530 1WGA J1719.7-4615
2E 1715.9-4612 2E 3874 2MASS J17194204-4615275
2RXP J171941.2-461534 2RXS J171941.0-461526 CWISE J171942.03-461528.7
GSC2.3 S8QF052178 UCAC2 12071550 UCAC4 219-136182
WISE J171942.04-461528.3 WISEA J171942.04-461528.3 Wack 3672
Wackerling 3672 Wray 15-1674 XMMSL2 J171942.2-461528
(Not logged in)  Add name
Variability type
BY+Microlens:
Spectral type M2e
Mag. range
12.7: - 13.8 g
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 This object was observed above its usual brightness only on 2021 February 26 and 27, and possibly March 2 (vsnet-alert 25544). Extremely long flare or fast microlensing event? BY variations (~0.2 mag.) at minimum. Gaia EDR3 parallax 18.686 ± 0.028 mas (distance 53.46 ± 0.08 pc). ASAS-SN magnitudes contaminated by nearby stars. Range has been corrected.
(Not logged in)  Add remark
References
Click reference title/citation to view in new window. Roll over index number to view submission details.
1 P. Schmeer, 2021, vsnet-alert #25544 --
2 K. Stanek, 2021, ASAS-SN Transients --
3 Kochanek, C. S.; et al., 2017, The All-Sky Automated Survey for Supernovae
(ASAS-SN) Light Curve Server v1.0
2017PASP..129j4502K
4 Galicher, R.; Marois, C.; Macintosh, B.; et al., 2016, The International
Deep Planet Survey. II. The frequency of directly imaged giant exoplanets
with stellar mass
2016A&A...594A..63G
5 ASAS-SN Transients (Shappee et al., 2014) 2014ApJ...788...48S
6 Wray, J. D., 1966, A study of H-alpha emission objects in the Southern
Milky Way
1966PhDT.........3W
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.
Size 5' x 5' (297 x 298 pixels)
Center 17 19 42.05 -46 15 27.7 (J2000)
Source STScI
Survey

Red, all sky, 1.0 arcsec/pixel
  Negative
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.
2 Schmeer, Patrick 2021-03-15 08:07 UTC Gaia EDR3 position. Magnitude range (corrected) from ASAS-SN Sky Patrol data. Spectral type from 1966PhDT.........3W and 2016A&A...594A..63G. Discoverer and reference added.
1 Admin, VSX 2021-03-09 16:29 UTC Preserved original object data.