RA/DEC (2000)
11:46:12.990 +20:23:18.60
176.554125 +20.3885
Type
SN Ic
Redshift
0.023
Reporting Group
POSS
Discovering Data Source
POSS
Discovery Date
2018-02-23 10:19:32.000
TNS AT
Y
Public
Y
Host Name
NGC 3884
Host Redshift
0.0234
Discovery Mag
18
Filter
Clear-
Reporter/s
R. Gagliano, R. Post, E. Weinberg, J. Newton, T. Puckett

Spectra

 SN_2018yn - 2018-02-13 00:00:00 NOT / ALFOSC (ZTF)z=
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Show Tellurics 
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   Binning factor: (rounded to nearest integer >1)
Mouse hovers at WL: 0 (rest),0 (observed)

Light curves

 P48_ZTF-Cam_r
 Other_Other_V-crts
 Other_Other_Clear
   
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
1952 2018-02-13 00:00:00 NOT / ALFOSC F. Taddia F. Taddia ZTF tns_2018yn_2018-02-13.0_NOT_ALFOSC_ZTF.txt Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
r-ZTF P48_ZTF-Cam 2018-02-05 11:03:50 - 2018-02-09 09:07:12 2458154.961 - 2458158.88 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
25741 2018-02-09 09:07:12 2458158.88 18.7 ABMag r-ZTF P48_ZTF-Cam 30 ZTF-comissioning
25740 2018-02-05 11:03:50 2458154.961 19.4 ABMag r-ZTF P48_ZTF-Cam 30 ZTF-comissioning [Last non detection]
V-crts-CRTS Other_Other 2018-01-23 09:25:59 - 2018-02-26 05:27:46 2458141.893044 - 2458175.7276157 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
25726 2018-02-26 05:27:46 2458175.7276157 18.7 ABMag V-crts-CRTS Other_Other MLS 10K CCD
25725 2018-01-23 09:25:59 2458141.893044 21.5 ABMag V-crts-CRTS Other_Other [Last non detection] MLS 10K CCD
Clear- Other_Other 2018-01-30 11:23:47 - 2018-02-23 10:19:32 2458148.9748611 - 2458172.9302431 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
25702 2018-02-23 10:19:32 2458172.9302431 18 0.3 20 ABMag Clear- Other_Other 30 R Post 610cm CDK with Apogee U230 at Mayhill, NM
25701 2018-01-30 11:23:47 2458148.9748611 20 ABMag Clear- Other_Other 30 R Post [Last non detection] 610cm CDK with Apogee U230 at SRO, CA
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
17077 2018-02-28 07:38:51 ZTF_Bot1 F. Taddia, R. Lunnan, J. Sollerman et al. ZTF ZTF 11:46:12.990 +20:23:18.60 2018-02-09 09:07:12.000 18.7 r-ZTF PSN ZTF18aabcwtr ZTF 2018-04-24 N
17066 2018-02-26 20:54:17 Andrew Drake Mirco Villi on behalf of CRTS SNHunt SNHunt 11:46:13.032 +20:23:18.60 2018-02-26 05:27:46.000 18.7 V-crts-CRTS PSN NGC 3884 CRTS, SNHunt 2018TNSTR.271....1C N
17053 2018-02-23 18:10:37 Richard S Post R. Gagliano, R. Post, E. Weinberg et al. POSS POSS 11:46:12.991 +20:23:17.92 2018-02-23 10:19:32.000 18 Clear- PSN NGC3884 POSS 2018TNSTR.264....1G N
Classification Reports
ID Time received (UT) Sender Classifier/s Group Classification Redshift Spectra Related files Assoc. Groups End prop. period Remarks ADS Bibcode
1947 2018-04-25 06:37:36 ZTF_Bot1 F. Taddia, R. Lunnan, J. Sollerman (OKC), C. Fremling (Caltech), S. Schulze, O. Yaron, A. Gal-Yam (Weizmann) on behalf of ZTF ZTF SN Ic 0.023 1 ZTF 2018TNSCR.548....1T
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
1952 2018-02-13 00:00:00 NOT / ALFOSC F. Taddia F. Taddia ZTF tns_2018yn_2018-02-13.0_NOT_ALFOSC_ZTF.txt Object

Comments

TNS
System

Object coordinates updated

Object coordinates updated according to AT-report 17077 of Group ZTF
Previous RA, DEC: 11:46:13.032, +20:23:18.60 (176.5543, +20.3885)
Updated RA, DEC: 11:46:12.990, +20:23:18.60 (176.554125, 20.3885)

Ofer
Yaron

POSS report for 2018yf was associated with this object - 2018yn

Object 2018yf was removed.

Original coordinates of the POSS AT report were corrected from 176.594167, +20.403889 to 176.55413, +20.38831 (following the reporter's request).