RA/DEC (2000)
18:30:32.021 +42:41:15.78
277.633422721 +42.687716439
Type
CV
Redshift
0
Discovery ReportClassification Report
Related AstroNotes: 2020-109, 2020-111
Reporting Group
ATLAS
Discovering Data Source
ATLAS
Discovery Date
2020-05-21 11:22:33.600
TNS AT
Y
Public
Y
Discovery Mag
18.102
Filter
orange-ATLAS
Reporter/s
J. Tonry, L. Denneau, A. Heinze, H. Weiland, H. Flewelling (IfA, University of Hawaii), B. Stalder (LSST), A. Rest (STScI), C. Stubbs (Harvard University), K. W. Smith, S. J. Smartt, D. R. Young, S. Srivastav, O. McBrien, D. O'Neill, P. Clark, M. Fulton, J. Gillanders, M. Dobson (Queen's University Belfast), T.-W. Chen (MPE), D. E. Wright (University of Minnesota), J. Anderson (ESO)
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Spectra

 ▌AT_2020krl - 2020-05-25 05:07:26 GTC / OSIRIS (None)z=
 ▌AT_2020krl - 2020-05-25 00:31:54 TNG / DOLORES (None)z=
 ▌AT_2020krl - 2020-05-22 23:01:30 LT / SPRAT (None)z=
▌Show H at z=vexp= km/s
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▌Show C II at z=vexp= km/s
▌Show C III at z=vexp= km/s
▌Show C IV at z=vexp= km/s
▌Show N II at z=vexp= km/s
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▌Show N V at z=vexp= km/s
▌Show O at z=vexp= km/s
▌Show [O I] at z=vexp= km/s
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▌Show O V at z=vexp= km/s
▌Show O VI at z=vexp= km/s
▌Show Na at z=vexp= km/s
▌Show Mg at z=vexp= km/s
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▌Show Si II at z=vexp= km/s
▌Show S II at z=vexp= km/s
▌Show Ca II at z=vexp= km/s
▌Show [Ca II] at z=vexp= km/s
▌Show Fe II at z=vexp= km/s
▌Show Fe III at z=vexp= km/s
▌Show Å at z=vexp= km/s
▌Show Å at z=vexp= km/s
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▌Show Å at z=vexp= km/s
▌Show Tellurics 
▌Show Galaxy lines at z=
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▌Show WR-WC/O at z=vexp= km/s
   Binning factor: (rounded to nearest integer >1)
Mouse hovers at WL: 0 (rest),

Light curves

 ▌P48_ZTF-Cam_r
 ▌P48_ZTF-Cam_g
 ▌ATLAS-MLO_ATLAS-01_orange
 ▌ATLAS-HKO_ATLAS-02_cyan
 ▌PS1_GPC1_r
   
Pointer position (MJD, Mag, Abs.Mag): (0.00, 0.00, 0.00)
Spectra
 ID Obs-date (UT) Tel / Inst Exp-Time Observer/s Reducer/s Group Spectrum ascii file Spectrum fits file Spec. Type Assoc. Groups End prop. period Remarks
6719 2020-05-25 05:07:26 GTC / OSIRIS 800 Galbany Galbany,Cabrera None tns_2020krl_2020-05-25_05-07-26.328_GTC_OSIRIS.txt Object
6720 2020-05-25 00:31:54 TNG / DOLORES 2700 Pedani,Mainella Benetti None tns_2020krl_2020-05-25_00-31-54_TNG_DOLORES.dat Object
6709 2020-05-22 23:01:30 LT / SPRAT 1800 Robotic None tns_2020krl_2020-05-22_23-01-30.002_LT_SPRAT.dat Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
r-ZTF P48_ZTF-Cam 2020-05-22 10:43:59 - 2020-05-22 10:43:59 2458991.9472106 - 2458991.9472106 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
138441 2020-05-22 10:43:59 2458991.9472106 18.44 0.07 20.77 ABMag r-ZTF P48_ZTF-Cam 30
139764 2020-05-22 10:43:59 2458991.9472106 18.44 0.07 20.77 ABMag r-ZTF P48_ZTF-Cam 30
g-ZTF P48_ZTF-Cam 2020-05-16 10:29:33 - 2020-05-22 09:51:12 2458985.9371875 - 2458991.9105556 4
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
138440 2020-05-22 09:51:12 2458991.9105556 18.17 0.06 20.92 ABMag g-ZTF P48_ZTF-Cam 30
139763 2020-05-22 09:51:12 2458991.9105556 18.17 0.06 20.92 ABMag g-ZTF P48_ZTF-Cam 30
138439 2020-05-16 10:29:33 2458985.9371875 20.7826 ABMag g-ZTF P48_ZTF-Cam 30 [Last non detection]
139762 2020-05-16 10:29:33 2458985.9371875 20.7826 ABMag g-ZTF P48_ZTF-Cam 30 [Last non detection]
orange-ATLAS ATLAS-MLO_ATLAS-01 2020-05-21 11:22:34 - 2020-05-21 11:22:34 2458990.974 - 2458990.974 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
138272 2020-05-21 11:22:34 2458990.974 18.102 0.062 19.54 ABMag orange-ATLAS ATLAS-MLO_ATLAS-01 30 Robot
cyan-ATLAS ATLAS-HKO_ATLAS-02 2020-05-19 12:11:31 - 2020-05-19 12:11:31 2458989.008 - 2458989.008 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
138271 2020-05-19 12:11:31 2458989.008 19.72 ABMag cyan-ATLAS ATLAS-HKO_ATLAS-02 30 Robot [Last non detection]
r-P1 PS1_GPC1 2020-05-24 12:43:12 - 2020-05-24 12:43:12 2458994.03 - 2458994.03 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
139121 2020-05-24 12:43:12 2458994.03 18.85 0.06 20.6 ABMag r-P1 PS1_GPC1 60 Robot
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
72221 2020-05-28 11:12:42 ZTF_AMPEL_COMPLETE J. Nordin, V. Brinnel, M. Giomi et al. ZTF ZTF 18:30:32.016 +42:41:15.75 2020-05-22 09:51:12.384 18.17 g-ZTF PSN ZTF20abazeye ZTF See arXiv:1904.05922 for selection criteria. N
71925 2020-05-25 15:22:29 PS1_Bot1 K. C. Chambers, T. de Boer, J. Bulger et al. Pan-STARRS Pan-STARRS 18:30:32.021 +42:41:15.78 2020-05-24 12:43:12.000 18.85 r-P1 PSN PS20dkc Pan-STARRS N
71604 2020-05-22 12:05:39 ZTF_AMPEL_NEW J. Nordin, V. Brinnel, M. Giomi et al. ZTF ZTF 18:30:32.022 +42:41:15.77 2020-05-22 09:51:12.384 18.17 g-ZTF PSN ZTF20abazeye ZTF See arXiv:1904.05922 for selection criteria. N
71539 2020-05-21 22:46:37 ATLAS_Bot1 J. Tonry, L. Denneau, A. Heinze et al. ATLAS ATLAS 18:30:32.026 +42:41:15.79 2020-05-21 11:22:33.600 18.102 orange-ATLAS PSN ATLAS20njy ATLAS 2020TNSTR1440....1T N
Classification Reports
ID Time received (UT) Sender Classifier/s Group Classification Redshift Spectra Related files Assoc. Groups End prop. period Remarks ADS Bibcode
6708 2020-05-25 10:37:45 Lluís Galbany Lluís Galbany (U Granada), Stefano Benetti (INAF-OA Padova), Andrea Melandri (INAF-OA Brera), Paolo D'Avanzo (INAF-OA Brera), Chris Ashall (FSU), Antonio Luis Cabrera Lavers (IAC), Nancy Elias Rosa (INAF-OA Padova), Emir Karamehmetoglu (Aarhus U), Gianni Mainella (TNG), Antonia Morales-Garoffolo (U Cadiz), Marco Pedani (TNG), Silvia Piranomonte (INAF-OA Roma), Max Stritzinger (Aarhus U) None CV 0 2 We report the classification of the kilonova candidate AT 2020kyx as a CV from optical spectra obtained with DOLORES at TNG (LR-R grism; program A41TAC_18) and OSIRIS at GTC (R1000B/R grisms; program GTC52-20A) on 2020-05-25 00:31:54 and 2020-05-25 05:07:26.328, respectively. The spectra show a blue featureless continuum as typically seen in the CV spectra at maximum. 2020TNSCR1561....1G
Spectra
ID Obs-date (UT) Tel / Inst Exp-Time Observer/s Reducer/s Group Spectrum ascii file Spectrum fits file Spec. Type Assoc. Groups End prop. period Remarks
6719 2020-05-25 05:07:26 GTC / OSIRIS 800 Galbany Galbany,Cabrera None tns_2020krl_2020-05-25_05-07-26.328_GTC_OSIRIS.txt Object
6720 2020-05-25 00:31:54 TNG / DOLORES 2700 Pedani,Mainella Benetti None tns_2020krl_2020-05-25_00-31-54_TNG_DOLORES.dat Object
6698 2020-05-24 18:51:53 Shubham Srivastav S. Srivastav, S. J. Smartt, O. McBrien, K. W. Smith, D. R. Young, J. Gillanders None SN 1 Blue, featureless spectrum. Could be a foreground CV, or a fast transient (from fading in ATLAS and ZTF light curves). 2020TNSCR1548....1S
Spectra
ID Obs-date (UT) Tel / Inst Exp-Time Observer/s Reducer/s Group Spectrum ascii file Spectrum fits file Spec. Type Assoc. Groups End prop. period Remarks
6709 2020-05-22 23:01:30 LT / SPRAT 1800 Robotic None tns_2020krl_2020-05-22_23-01-30.002_LT_SPRAT.dat Object

Comments

TNS
System

Mon, 05/25/2020 - 14:30

Object coordinates updated

Object coordinates updated according to AT-report 71925 of Group Pan-STARRS1
Previous RA, DEC: 18:30:32.022, +42:41:15.77 (277.63342475, +42.68771385)
Updated RA, DEC: 18:30:32.021, +42:41:15.78 (277.633422721, 42.687716439)

TNS
System

Fri, 05/22/2020 - 11:30

Object coordinates updated

Object coordinates updated according to AT-report 71604 of Group ZTF
Previous RA, DEC: 18:30:32.026, +42:41:15.79 (277.63344, +42.68772)
Updated RA, DEC: 18:30:32.022, +42:41:15.77 (277.63342475, 42.68771385)