RA/DEC (2000)
09:59:39.911 +35:23:42.47
149.91629503636 +35.395130863636
Type
SN Ia
Redshift
0.017
Discovery ReportClassification Report
Reporting Group
XOSS
Discovering Data Source
XOSS
Discovery Date
2019-03-07 19:26:10.000
TNS AT
Y
Public
Y
Host Name
NGC 3074
Discovery Mag
18.2
Filter
Clear-
Reporter/s
Jingyuan Zhao, Tianyu Tu, Jianlin Xu, Baixiang He, Zhangrui Xu, Mi Zhang and Xing Gao
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Spectra

 ▌SN_2019bqe - 2019-03-12 16:47:59 Lijiang-2.4m / YFOSC (None)z=
▌Show H at z=vexp= km/s
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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
 ▌P48_ZTF-Cam_g
 ▌ATLAS-MLO_ATLAS-01_orange
 ▌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
3648 2019-03-12 16:47:59 Lijiang-2.4m / YFOSC 1350 Jujia Zhang (YNAO) None tns_2019bqe_2019-03-12.7_Lijiang-2.4m_YFOSC.dat Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
r-ZTF P48_ZTF-Cam 2019-03-14 04:52:56 - 2019-04-11 04:25:09 2458556.7034259 - 2458584.6841435 10
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
61265 2019-04-11 04:25:09 2458584.6841435 19.46 0.15 20.13 ABMag r-ZTF P48_ZTF-Cam 30
59854 2019-03-30 05:28:19 2458572.7279977 18.62 0.1 19.72 ABMag r-ZTF P48_ZTF-Cam 30
57444 2019-03-25 05:25:45 2458567.7262153 18.16 0.08 20.51 ABMag r-ZTF P48_ZTF-Cam 30
60449 2019-03-20 08:09:00 2458562.8395949 17.72 0.08 18.86 ABMag r-ZTF P48_ZTF-Cam 30
57198 2019-03-20 08:09:00 2458562.8395949 17.72 0.08 18.86 ABMag r-ZTF P48_ZTF-Cam 30
84940 2019-03-17 05:48:52 2458559.7422801 17.6 0.05 19.7 ABMag r-ZTF P48_ZTF-Cam 30
60186 2019-03-17 05:48:52 2458559.7422801 17.6 0.05 19.7 ABMag r-ZTF P48_ZTF-Cam 30
84939 2019-03-14 04:52:56 2458556.7034259 17.55 0.06 19.89 ABMag r-ZTF P48_ZTF-Cam 30
60187 2019-03-14 04:52:56 2458556.7034259 17.55 0.06 19.89 ABMag r-ZTF P48_ZTF-Cam 30
57199 2019-03-14 04:52:56 2458556.7034259 17.55 0.06 19.89 ABMag r-ZTF P48_ZTF-Cam 30
g-ZTF P48_ZTF-Cam 2019-02-27 06:11:00 - 2019-03-30 04:56:27 2458541.7576389 - 2458572.7058681 11
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
59853 2019-03-30 04:56:27 2458572.7058681 19.78 0.21 20.17 ABMag g-ZTF P48_ZTF-Cam 30
57443 2019-03-25 04:55:23 2458567.7051273 19.35 0.17 20.5 ABMag g-ZTF P48_ZTF-Cam 30
61264 2019-03-25 04:55:23 2458567.7051273 19.35 0.17 20.5 ABMag g-ZTF P48_ZTF-Cam 30
60450 2019-03-17 07:08:22 2458559.7974769 18.2 0.07 19.64 ABMag g-ZTF P48_ZTF-Cam 30
59852 2019-02-27 06:11:00 2458541.7576389 20.0908 ABMag g-ZTF P48_ZTF-Cam 30 [Last non detection]
57442 2019-02-27 06:11:00 2458541.7576389 20.0908 ABMag g-ZTF P48_ZTF-Cam 30 [Last non detection]
60185 2019-02-27 06:11:00 2458541.7576389 20.0908 ABMag g-ZTF P48_ZTF-Cam 30 [Last non detection]
57197 2019-02-27 06:11:00 2458541.7576389 20.0908 ABMag g-ZTF P48_ZTF-Cam 30 [Last non detection]
60448 2019-02-27 06:11:00 2458541.7576389 20.0908 ABMag g-ZTF P48_ZTF-Cam 30 [Last non detection]
61263 2019-02-27 06:11:00 2458541.7576389 20.0908 ABMag g-ZTF P48_ZTF-Cam 30 [Last non detection]
84938 2019-02-27 06:11:00 2458541.7576389 20.0908 ABMag g-ZTF P48_ZTF-Cam 30 [Last non detection]
orange-ATLAS ATLAS-MLO_ATLAS-01 2019-03-07 11:06:43 - 2019-03-08 11:03:50 2458549.9629977 - 2458550.9609954 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
55396 2019-03-08 11:03:50 2458550.9609954 18.236 0.097 19.48 ABMag orange-ATLAS ATLAS-MLO_ATLAS-01 30 Robot
55395 2019-03-07 11:06:43 2458549.9629977 19.13 ABMag orange-ATLAS ATLAS-MLO_ATLAS-01 30 Robot [Last non detection]
Clear- Other_Other 2019-02-27 23:43:57 - 2019-03-07 19:26:10 2458542.4888542 - 2458550.309838 4
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
55394 2019-03-07 19:26:10 2458550.309838 18.2 19 VegaMag Clear- Other_Other 40 Jingyuan Zhao, Tianyu Tu, Jianlin Xu, Baixiang He, Zhangrui Xu, Mi Zhang and Xing Gao Using a unfiltered CCD ( + Celestron C14 Schmidt-Cassegrain telescope D=356-mm @f/6.9 ).
55850 2019-03-05 23:10:33 2458548.4656597 19 0.16 19.5 VegaMag Clear- Other_Other 30 S. Leonini, M. Conti, P. Rosi and L.M. Tinjaca Ramirez 0.53m f/8.7 RC telescope + U47 camera
55393 2019-02-28 19:51:40 2458543.3275463 19 VegaMag Clear- Other_Other 40 Xing Gao [Last non detection] Using a unfiltered CCD ( + Celestron C14 Schmidt-Cassegrain telescope D=356-mm @f/6.9 ).
55849 2019-02-27 23:43:57 2458542.4888542 19.4 VegaMag Clear- Other_Other 30 S. Leonini, M. Conti, P. Rosi and L.M. Tinjaca Ramirez [Last non detection] 0.53m f/8.7 RC telescope + U47 camera
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
44659 2019-08-23 07:59:33 ZTF_AMPEL_COMPLETE J. Nordin, V. Brinnel, M. Giomi et al. ZTF ZTF 09:59:39.911 +35:23:42.47 2019-03-14 04:52:56.000 17.55 r-ZTF PSN ZTF19aamggua ZTF See arXiv:1904.05922 for selection criteria. N
32959 2019-04-12 16:39:34 ZTF_AMPEL_COMPLETE J. Nordin, V. Brinnel, M. Giomi et al. ZTF ZTF 09:59:39.919 +35:23:42.18 2019-03-25 04:55:23.000 19.35 g-ZTF PSN ZTF19aamggua ZTF N
32617 2019-04-09 10:16:02 ZTF_AMPEL_COMPLETE J. Nordin, V. Brinnel, M. Giomi et al. ZTF ZTF 09:59:39.923 +35:23:42.36 2019-03-17 07:08:22.000 17.72 r-ZTF PSN ZTF19aamggua ZTF N
32524 2019-04-09 09:54:43 ZTF_AMPEL_COMPLETE J. Nordin, V. Brinnel, M. Giomi et al. ZTF ZTF 09:59:39.905 +35:23:42.56 2019-03-14 04:52:56.000 17.6 r-ZTF PSN ZTF19aamggua ZTF N
32401 2019-04-09 09:07:34 ZTF_AMPEL_COMPLETE J. Nordin, V. Brinnel, M. Giomi et al. ZTF ZTF 09:59:39.913 +35:23:42.42 2019-03-30 04:56:27.000 19.78 g-ZTF PSN ZTF19aamggua ZTF N
31465 2019-03-26 11:44:58 ZTF_AMPEL_COMPLETE J. Nordin, V. Brinnel, M. Giomi et al. ZTF ZTF 09:59:39.919 +35:23:42.18 2019-03-25 04:55:23.000 19.35 g-ZTF PSN ZTF19aamggua ZTF N
31379 2019-03-26 11:21:14 ZTF_AMPEL_COMPLETE J. Nordin, V. Brinnel, M. Giomi et al. ZTF ZTF 09:59:39.923 +35:23:42.36 2019-03-14 04:52:56.000 17.72 r-ZTF PSN ZTF19aamggua ZTF N
30859 2019-03-17 11:23:30 Simone Leonini Simone Leonini ISSP ISSP 09:59:39.900 +35:23:42.80 2019-03-05 23:10:33.000 19 Clear- PSN NGC3074 ISSP Simone Leonini report pre-discovery of SN 2019bqe (Mag. 19.00CR +/-0.16 - UCAC4 catalogue) by S. Leonini, M. Conti, P. Rosi and L.M. Tinjaca Ramirez at Montarrenti Observatory, Siena, Italy (C88), in the course of Italian Supernovae Search Project using a 0.53m f/8.7 Ritchey-Chretien telescope (+ Apogee Alta U47 CCD camera) N
30655 2019-03-08 18:21:06 ATLAS_Bot1 J. Tonry, L. Denneau, A. Heinze et al. ATLAS ATLAS 09:59:39.906 +35:23:42.29 2019-03-08 11:03:50.000 18.236 orange-ATLAS PSN ATLAS19dwe ATLAS N
30654 2019-03-08 18:00:05 Zhijian Xu Jingyuan Zhao, Tianyu Tu, Jianlin Xu et al. XOSS XOSS 09:59:39.940 +35:23:42.20 2019-03-07 19:26:10.000 18.2 Clear- 1 PSN NGC 3074 PSP19B XOSS Jingyuan Zhao, Tianyu Tu, Jianlin Xu, Baixiang He, Zhangrui Xu, Mi Zhang and Xing Gao, report the discovery of a possible supernova (mag approximately 18.2) on severl 40-s survey images (limiting mag about 19.0) taken by Xing Gao in Xingming Observatory Sky Survey(C42) around Mar. 07.80984 UT using a unfiltered CCD ( + Celestron C14 Schmidt-Cassegrain telescope D=356-mm @f/6.9 ). The transient approximately located at R.A.=09h59m39.94s +35d23'42".2 (equinox 2000.0). Which is about 15.6" west and 8.1" north of the center of the NGC3074. Nothing is visible at this position on archival images taken on Feb. 28.82755 UT(limiting mag 19.0). NET UCAC-4 PSP19B C2019 03 07.80984 09 59 39.94 +35 23 42.2 18.2 V C42 All images can be seen from: http://www.xjltp.com/XOSS/PSP19B/PSP19B.htm C42, Xingming Observatory, Mt. Nanshan. Observers Jingyuan Zhao, Tianyu Tu, Jianlin Xu, Baixiang He, Zhangrui Xu, Mi Zhang and Xing Gao, Measurer M.Zhang 0.36-m f/6.9 Schmidt-Cassegrain telescope and CCD. 2019TNSTR.352....1Z N
Related files
File Comments Last Modified (UT) Modified By
tns_2019bqe_atrep_30654_XOSS.png Discovery Image 2019-03-12 00:50:39 Zhijian Xu
Classification Reports
ID Time received (UT) Sender Classifier/s Group Classification Redshift Spectra Related files Assoc. Groups End prop. period Remarks ADS Bibcode
3641 2019-03-13 12:03:31 Jujia Zhang Jujia Zhang, Xiliang Zhang(YNAO); Xiaofeng Wang (THU) None SN Ia 0.017 1 The spectrum matches SN Ia at an early phase, e.g, SN 1999ee at t = -7 d. 2019TNSCR.375....1Z
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
3648 2019-03-12 16:47:59 Lijiang-2.4m / YFOSC 1350 Jujia Zhang (YNAO) None tns_2019bqe_2019-03-12.7_Lijiang-2.4m_YFOSC.dat Object

Comments

TNS
System

Fri, 08/23/2019 - 07:30

Object coordinates updated

Object coordinates updated according to AT-report 44659 of Group ZTF
Previous RA, DEC: 09:59:39.919, +35:23:42.18 (149.9163304, +35.3950492)
Updated RA, DEC: 09:59:39.911, +35:23:42.47 (149.91629503636, 35.395130863636)

TNS
System

Sun, 06/23/2019 - 10:43

Object coordinates updated

Object coordinates updated according to AT-report 32959 of Group ZTF
Previous RA, DEC: 09:59:39.940, +35:23:42.20 (149.916417, +35.395056)
Updated RA, DEC: 09:59:39.919, +35:23:42.18 (149.9163304, 35.3950492)