RA/DEC (2000)
16:17:58.090 -60:42:41.00
244.492042 -60.711389
Type
---
Redshift
Reporting Group
TAROT
Discovering Data Source
TAROT
Discovery Date
2016-08-16 01:33:06.000
TNS AT
Y
Public
Y
Host Name
2MASX J16180412-6041419
Discovery Mag
16.8
Filter
R-Cousins
Reporter/s
Emmanuel Conseil

Light curves

 Other_Other_R
 Other_Other_Clear
   
Pointer position (MJD, Mag, Abs.Mag): (0.00, 0.00, 0.00)
No Data
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
R-Cousins Other_Other 2016-05-18 04:15:19 - 2016-08-16 01:33:06 2457526.6773032 - 2457616.5646528 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
5847 2016-08-16 01:33:06 2457616.5646528 16.8 0.3 VegaMag R-Cousins Other_Other 120 Image taken using the 0.25m robotic telescope TAROT La Silla observatory, Chile.
5846 2016-05-18 04:15:19 2457526.6773032 18 VegaMag R-Cousins Other_Other 120 [Last non detection] Image taken using the 0.25m robotic telescope TAROT La Silla observatory, Chile.
Clear- Other_Other 2016-08-17 23:53:04 - 2016-08-17 23:53:04 2457618.4951852 - 2457618.4951852 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
5848 2016-08-17 23:53:04 2457618.4951852 16.7 VegaMag Clear- Other_Other Image taken by Emmanuel Conseil using Slooh space robotic telescope T1, at La Dehesa, Chile
AT Reports
ID Time received (UT) Sender Reporter/s Reporting group Disc. Data Source RA DEC Discovery date (UT) Discovery Mag. Filter Related files AT Type Host name Internal name Assoc. Groups End prop. period Remarks ADS Bibcode Unreal Auto classification
4389 2016-08-18 05:50:07 Emmanuel Conseil Emmanuel Conseil TAROT TAROT 16:17:58.090 -60:42:41.00 2016-08-16 01:33:06.000 16.8 R-Cousins PSN 2MASX J16180412-6041419 TAROT Emmanuel Conseil, on behalf of the TAROT Collaboration reports the discovery of an apparent supernova (mag about 16.8 +/- 0.3) on 2016-08-16T01:33:06 using public images of the 0.25m robotic telescope TAROT La Silla observatory, Chile. SN is located at about R.A. = 16h17m58.09s, Decl. = -60o42'41.0" (equinox J2000.0), which is 193" W and 59" S from the nucleus of 2MASX J16180412-6041419 (16h18m04.13s -60o41'41.9"). The PSN is visible on two separate images and may also be hostless The PSN does not appear in an image taken 2016-05-18T04:15:19 2016TNSTR.571....1C N
Related files
File Comments Last Modified (UT) Modified By
tns_2016fbu_atrep_4389_TAROT.bmp Discovery images co-added and cropped, showing the galaxy 2MASX J16180412-6041419 and the transient 2016-08-18 05:50:07 Emmanuel Conseil
tns_2016fbu_atrep_4389_TAROT.png Confirmation image obtained by Emmanuel Conseil on 2016-08-17 using Slooh space robotic telescope T1 at La Dehesa, Chile 2016-08-18 05:50:07 Emmanuel Conseil
tns_2016fbu_atrep_4389_TAROT_0.bmp Correction of discovery image. Cross was put on the wrong star. 2016-08-18 20:13:42 Emmanuel Conseil
tns_2016fbu_atrep_4389_TAROT.fit Image from Roland Santallo taken on 2016-08-18 at 09h00 UT showing the transient around mag 17.7 (UCAC4-V for ref) 2016-08-22 13:53:19 Emmanuel Conseil
No Data

Comments

Emmanuel
Conseil

image from 2021-03-08

Attached image is composed of B, G and R images together showing the transient on 2021-03-08, from Les Makes (Reunion island) with a T60 refractor. Image by Alain Klotz and Pierre Thierry

Emmanuel
Conseil

Object reappearance

The object has reappeared in 2021. Here are a few photometric points, mostly obtained by the Tarot Chili telescope

20160518.1771 < 18.2 R (Tarot Chile)
20160816.0632 16.7 R (Tarot Chile)
20160818.3785 17.7 R (Tarot Chile)
20160818.381  17.6 CV (R. Santallo)
20160818.6687 18.3 CV (T60 Les Makes)
20180914.1153 < 18.3 R (Tarot Chile)
20210209.3097 < 18.2 R (Tarot Chile)
20210308.1979 16.2 R (Tarot Chile)
20210308.9784 16.7 G (T60 Les Makes)

Most likely a cataclysmic variable star.

Position corrected : 16:17:57.94 -60:42:37.2 (consistant with a faint background star)

Attached image is composed of B, G and R images together showing the transient on 2021-03-08, from Les Makes (Reunion island) with a T60 refractor. Image by Alain Klotz and Pierre Thierry