RA/DEC (2000)
16:36:15.780 +66:14:24.98
249.065748933 +66.2402712
Type
SN Ia
Redshift
0.024
Discovery ReportClassification Report
Reporting Group
ASAS-SN
Discovering Data Source
ASAS-SN
Discovery Date
2018-10-27 01:26:24.000
TNS AT
Y
Public
Y
Host Name
UGCA 413
Host Redshift
0.02413
Discovery Mag
16
Filter
g-Sloan
Reporter/s
K. Z. Stanek, for the ASAS-SN team
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Spectra

 ▌SN_2018hox - 2018-11-05 02:00:04 P60 / SEDM (ZTF)z=
 ▌SN_2018hox - 2018-10-28 18:41:02 Other / Other (None)z=
▌Show H at z=vexp= km/s
▌Show He at z=vexp= km/s
▌Show He II at z=vexp= km/s
▌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
▌Show N III at z=vexp= km/s
▌Show N IV at z=vexp= km/s
▌Show N V at z=vexp= km/s
▌Show O at z=vexp= km/s
▌Show [O I] at z=vexp= km/s
▌Show O II at z=vexp= km/s
▌Show [O II] at z=vexp= km/s
▌Show [O III] at z=vexp= km/s
▌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
▌Show Mg II at z=vexp= km/s
▌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
▌Show Å at z=vexp= km/s
▌Show Å at z=vexp= km/s
▌Show Tellurics 
▌Show Galaxy lines at z=
▌Show WR-WN at z=vexp= km/s
▌Show WR-WC/O at z=vexp= km/s
   Binning factor: (rounded to nearest integer >1)
Mouse hovers at WL: 0 (rest),0 (observed)

Light curves

 ▌P48_ZTF-Cam_r
 ▌P48_ZTF-Cam_g
 ▌ASASSN-4_Leavitt_g
 ▌ATLAS-MLO_ATLAS-01_orange
 ▌ATLAS-HKO_ATLAS-02_orange
   
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
3012 2018-11-05 02:00:04 P60 / SEDM 1600 SEDmRobot auto ZTF tns_2018hox_2018-11-05_02-00-04_P60_SED-Machine_ZTF.ascii Object
2932 2018-10-28 18:41:02 Other / Other 5412 Leadbeater Leadbeater None tns_2018hox_2018-10-28_18-41-02_Other_Other.dat tns_2018hox_2018-10-28_18-41-02_Other_Other.fit Object R~130 spectrum obtained using modified ALPY spectrograph at Three Hills Observatory as described here http://www.threehillsobservatory.co.uk/astro/spectroscopy_20.htm
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
r-ZTF P48_ZTF-Cam 2018-11-04 02:11:02 - 2018-11-11 02:29:45 2458426.5909954 - 2458433.6039931 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
41664 2018-11-11 02:29:45 2458433.6039931 16.72 ABMag r-ZTF P48_ZTF-Cam 30 ZTF
41663 2018-11-04 02:11:02 2458426.5909954 16.32 ABMag r-ZTF P48_ZTF-Cam 30 ZTF
g-ZTF P48_ZTF-Cam 2018-12-24 13:20:32 - 2019-01-04 11:53:39 2458477.0559259 - 2458487.9956019 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
49693 2019-01-04 11:53:39 2458487.9956019 19.08 0.12 20.47 ABMag g-ZTF P48_ZTF-Cam 30
49694 2018-12-24 13:20:32 2458477.0559259 18.86 0.12 19.37 ABMag g-ZTF P48_ZTF-Cam 30
g-Sloan ASASSN-4_Leavitt 2018-10-14 02:38:24 - 2018-10-27 01:26:24 2458405.61 - 2458418.56 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
38025 2018-10-27 01:26:24 2458418.56 16 ABMag g-Sloan ASASSN-4_Leavitt
38024 2018-10-14 02:38:24 2458405.61 18.4 ABMag g-Sloan ASASSN-4_Leavitt [Last non detection]
orange-ATLAS ATLAS-MLO_ATLAS-01 2018-10-11 06:43:12 - 2018-10-11 06:43:12 2458402.78 - 2458402.78 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
94415 2018-10-11 06:43:12 2458402.78 18.89 ABMag orange-ATLAS ATLAS-MLO_ATLAS-01 30 Robot [Last non detection]
orange-ATLAS ATLAS-HKO_ATLAS-02 2018-10-17 06:21:36 - 2018-10-17 06:21:36 2458408.765 - 2458408.765 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
94416 2018-10-17 06:21:36 2458408.765 17.518 0.061 19.14 ABMag orange-ATLAS ATLAS-HKO_ATLAS-02 30 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
49207 2019-10-10 14:33:07 ATLAS_Bot1 J. Tonry, L. Denneau, A. Heinze et al. ATLAS ATLAS 16:36:15.780 +66:14:24.98 2018-10-17 06:21:36.000 17.518 orange-ATLAS PSN ATLAS18xaz ATLAS N
27960 2019-01-04 15:40:37 ZTF_AMPEL_NEW J. Nordin, V. Brinnel, M. Giomi et al. ZTF ZTF 16:36:15.774 +66:14:24.80 2018-12-24 13:20:32.000 19.08 g-ZTF PSN ZTF18accdxpa ZTF N
24919 2018-11-13 02:01:54 ZTF_Bot1 C. Fremling (Caltech) on behalf of the Zwicky Transient Facility (ZTF) collaboration ZTF ZTF 16:36:15.785 +66:14:24.88 2018-11-04 02:11:02.000 16.32 r-ZTF PSN ZTF18accdxpa ZTF N
23764 2018-10-27 18:07:34 Krzysztof Stanek K. Z. Stanek, for the ASAS-SN team ASAS-SN ASAS-SN 16:36:15.586 +66:14:24.43 2018-10-27 01:26:24.000 16 g-Sloan PSN UGCA 413 ASASSN-18yk ASAS-SN Bright nuclear event, so could also be a TDE, present in several epochs 2018TNSTR1639....1S N
Classification Reports
ID Time received (UT) Sender Classifier/s Group Classification Redshift Spectra Related files Assoc. Groups End prop. period Remarks ADS Bibcode
3004 2018-11-13 01:48:46 ZTF_Bot1 C. Fremling, A. Dugas, Y. Sharma (Caltech) on behalf of the Zwicky Transient Facility (ZTF) ZTF SN Ia 0.024 1 ZTF 2018TNSCR2166....1F
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
3012 2018-11-05 02:00:04 P60 / SEDM 1600 SEDmRobot auto ZTF tns_2018hox_2018-11-05_02-00-04_P60_SED-Machine_ZTF.ascii Object
2924 2018-10-28 21:49:04 Robin Leadbeater Robin Leadbeater None SN Ia 0.024 1 2 Spectrum is that of a type Ia supernova contaminated by strong H alpha emission from the host galaxy core. Classification using SNID gives fits to Ia-norm and Ia-91T-like near maximum at the host galaxy redshift 2018TNSCR1646....1L
Related files
File Comments Last Modified (UT) Modified By
tns_2018hox_classrep_2924.ps 2018-10-28 21:49:04 Robin Leadbeater
tns_2018hox_classrep_2924_0.ps 2018-10-28 21:49:04 Robin Leadbeater
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
2932 2018-10-28 18:41:02 Other / Other 5412 Leadbeater Leadbeater None tns_2018hox_2018-10-28_18-41-02_Other_Other.dat tns_2018hox_2018-10-28_18-41-02_Other_Other.fit Object R~130 spectrum obtained using modified ALPY spectrograph at Three Hills Observatory as described here http://www.threehillsobservatory.co.uk/astro/spectroscopy_20.htm

Comments

TNS
System

Thu, 10/10/2019 - 12:30

Object coordinates updated

Object coordinates updated according to AT-report 49207 of Group ATLAS
Previous RA, DEC: 16:36:15.774, +66:14:24.80 (249.0657252, +66.2402229)
Updated RA, DEC: 16:36:15.780, +66:14:24.98 (249.065748933, 66.2402712)

TNS
System

Sun, 06/23/2019 - 10:43

Object coordinates updated

Object coordinates updated according to AT-report 27960 of Group ZTF
Previous RA, DEC: 16:36:15.586, +66:14:24.43 (249.06494, +66.24012)
Updated RA, DEC: 16:36:15.774, +66:14:24.80 (249.0657252, 66.2402229)