RA/DEC (2000)
17:19:55.850 +41:40:49.48
259.982708 +41.680411
Type
AGN
Redshift
0.164
Discovery ReportClassification Report
Reporting Group
ASAS-SN
Discovering Data Source
ASAS-SN
Discovery Date
2017-07-27 08:38:24.000
TNS AT
Y
Public
Y
Host Name
SDSS J171955.84+414049.4
Discovery Mag
16.9
Filter
V-Johnson
Reporter/s
K. Z. Stanek, for the ASAS-SN team
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Spectra

 ▌AT_2017fro - 2017-08-19 08:57:19 FTN / FLOYDS-N (Global SN Project)z=
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   Binning factor: (rounded to nearest integer >1)
Mouse hovers at WL: 0 (rest),0 (observed)

Light curves

 ▌Gaia_Gaia-photometric_G
 ▌ASASSN-1_Brutus_V
   
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
1159 2017-08-19 08:57:19 FTN / FLOYDS-N 3600 Las Cumbres Observatory Curtis McCully Global SN Project tns_2017fro_2017-08-19_08-57-19_FTN_FLOYDS-N_Global_SN_Project.ascii tns_2017fro_2017-08-19_08-57-19_FTN_FLOYDS-N_Global_SN_Project.fits Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
G-Gaia Gaia_Gaia-photometric 2017-04-30 05:21:07 - 2017-09-03 14:57:07 2457873.7229977 - 2458000.1229977 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
19994 2017-09-03 14:57:07 2458000.1229977 16.68 0.2 ABMag G-Gaia Gaia_Gaia-photometric 60 Robot
19993 2017-04-30 05:21:07 2457873.7229977 21.5 ABMag G-Gaia Gaia_Gaia-photometric Robot [Last non detection]
V-Johnson ASASSN-1_Brutus 2017-06-13 10:04:48 - 2017-07-27 08:38:24 2457917.92 - 2457961.86 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
18974 2017-07-27 08:38:24 2457961.86 16.9 VegaMag V-Johnson ASASSN-1_Brutus
18973 2017-06-13 10:04:48 2457917.92 17.5 VegaMag V-Johnson ASASSN-1_Brutus [Last non detection]
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
13397 2017-09-04 16:05:37 Gaia_Bot1 A. Delgado, D. Harrison, S. Hodgkin et al. GaiaAlerts GaiaAlerts 17:19:55.850 +41:40:49.48 2017-09-03 14:57:07.000 16.68 G-Gaia Other Gaia17cff GaiaAlerts bright nuclear flare (aka AT2017fro found by ASASSN), near X-ray source 1RXS J171956.3+414048 N
12775 2017-07-27 18:25:41 Krzysztof Stanek K. Z. Stanek, for the ASAS-SN team ASAS-SN ASAS-SN 17:19:55.898 +41:40:49.33 2017-07-27 08:38:24.000 16.9 V-Johnson PSN SDSS J171955.84+414049.4 ASASSN-17jz ASAS-SN In several epochs 2017TNSTR.809....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
1155 2017-08-24 17:06:04 Griffin Hosseinzadeh I. Arcavi, C. McCully, G. Hosseinzadeh, D. A. Howell (Las Cumbres Obs./UCSB), S. Valenti (UC Davis), B. Trakhtenbrot (ETH) Global SN Project AGN 0.164 1 1 Global SN Project The spectrum displays a blue continuum with strong ~1300 km/s wide Balmer lines at a redshift of 0.164. SNID (Blondin & Tonry 2007, ApJ, 666, 1024) also finds an excellent fit to an AGN at that redshift. 2017TNSCR.911....1A
Related files
File Comments Last Modified (UT) Modified By
tns_2017fro_classrep_1155_Global_SN_Project.ps SNID fit to an AGN 2017-08-24 17:06:04 Griffin Hosseinzadeh
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
1159 2017-08-19 08:57:19 FTN / FLOYDS-N 3600 Las Cumbres Observatory Curtis McCully Global SN Project tns_2017fro_2017-08-19_08-57-19_FTN_FLOYDS-N_Global_SN_Project.ascii tns_2017fro_2017-08-19_08-57-19_FTN_FLOYDS-N_Global_SN_Project.fits Object

Comments

TNS
System

Sun, 06/23/2019 - 10:43

Object coordinates updated

Object coordinates updated according to AT-report 13397 of Group GaiaAlerts
Previous RA, DEC: 17:19:55.898, +41:40:49.33 (259.98291, +41.68037)
Updated RA, DEC: 17:19:55.850, +41:40:49.48 (259.982708, 41.680411)