Showing results 1 to 9 out of 9
AstroNote 2023-316
Type: Object/s-Data/Analysis
Released: 2023-11-20 23:17:00
DAO Photometric Follow Up of selected Optical Transients
D. D. Balam (Dominion Astrophysical Observatory, National Research Council of Canada) and M R. Kendurkar (GSNST)
Source Group: GSNST
Keywords: Time-domain, Surveys, Methods, Photometry, Transient, Cataclysmic Variable, Supernova, Optical
Related Objects:
2023xnt
RA, DEC:23:28:50.990, +11:05:15.92
(352.212458, 11.087757)
Redshift:
Type:
See object 2023xnt
,
2023xrq
RA, DEC:23:00:00.174, +12:45:23.79
(345.000724, 12.756608)
Redshift:
Type:
See object 2023xrq
,
2023xrr
RA, DEC:22:44:49.536, +16:14:57.09
(341.206398, 16.249192)
Redshift:
Type:
See object 2023xrr
,
2023xtf
RA, DEC:07:37:36.144, +38:31:02.01
(114.400601, 38.517225)
Redshift:0.036
Type:SN Ia
See object 2023xtf
,
2023xum
RA, DEC:03:57:03.006, +35:59:38.24
(59.262525, 35.993956)
Redshift:
Type:
See object 2023xum
,
2023xut
RA, DEC:22:42:52.363, +12:46:11.86
(340.718179, 12.769960)
Redshift:
Type:
See object 2023xut
,
2023xxr
RA, DEC:05:07:34.260, +25:03:05.34
(76.892749, 25.051484)
Redshift:
Type:
See object 2023xxr
,
2023xya
RA, DEC:22:15:01.458, +22:12:35.83
(333.756077, 22.209953)
Redshift:
Type:
See object 2023xya
Here we present Sloan g' band photometric follow up observations of 8 optical transients using 1.82-m Plaskett Telescope + CCD at Dominion Astrophysical Observatory of the National Research Council o…
AstroNote 2023-265
Type: Announcement-Tool/Utility
Released: 2023-10-11 20:39:39
SN 2023tyk: discovery to spectroscopic classification performed fully automatically
Nabeel Rehemtulla (NU), Adam Miller (NU), Christoffer Fremling (Caltech), D. A. Perley (LJMU), Yu-Jing Qin (Caltech), J…
Source Group: ZTF
Keywords: Time-domain, Surveys, Transient, Supernova, Techniques, Methods
Related Objects:
2023tyk [ZTF23abhvlji]
RA, DEC:09:35:11.540, +83:58:24.46
(143.798083, 83.973461)
Redshift:0.055
Type:SN Ia
See object 2023tyk [ZTF23abhvlji]
We report the first transient to be fully automatically discovered, identified, followed-up, spectroscopically classified, and reported to TNS.
AstroNote 2023-213
Type: Object/s-Data/Analysis
Released: 2023-07-28 07:24:23
Multiband Photometry Evolution in the First Weeks of SN 2023ixf, a possible II-L Subtype Supernova
Bianciardi G., Ciccarelli A.M., Conzo G., D'Angelo M., Ghia S., Moriconi M., Orbanić Z., Ruocco N., Sharp I., Uhlá…
Keywords: Photometry, Supernova, Galaxy, Techniques, Methods
Related Objects:
2023ixf
RA, DEC:14:03:38.562, +54:18:41.94
(210.910675, 54.311651)
Redshift:0.0008
Type:SN II
See object 2023ixf
Multiband photometric observations and their evaluation to instrumental magnitudes were performed using standard Johnson-Cousins filters (B, V, Rc) as well r and g Sloan filters, and not standard one…
AstroNote 2023-211
Type: Object/s-Data/Analysis
Released: 2023-07-27 17:17:46
Multi-Band Photometric Follow-Up of selected Transients
M. R. Kendurkar (GSNST) and D. D. Balam (Dominion Astrophysical Observatory, National Research Council of Canada)
Source Group: GSNST
Keywords: Time-domain, Methods, Photometry, Transient, Cataclysmic Variable, Supernova, Optical
Related Objects:
2023nob
RA, DEC:22:13:58.420, +18:53:48.04
(333.493417, 18.896677)
Redshift:
Type:
See object 2023nob
,
2023npl
RA, DEC:18:42:58.400, +09:58:55.50
(280.743333, 9.982083)
Redshift:0
Type:CV
See object 2023npl
,
2023ixf
RA, DEC:14:03:38.562, +54:18:41.94
(210.910675, 54.311651)
Redshift:0.0008
Type:SN II
See object 2023ixf
,
2023nur
RA, DEC:22:24:03.801, +14:27:03.16
(336.015839, 14.450877)
Redshift:
Type:
See object 2023nur
,
2023nwg
RA, DEC:21:25:47.583, +00:53:07.64
(321.448263, 0.885455)
Redshift:
Type:
See object 2023nwg
Here we present multi-band photometric follow up observations of 5 optical transients using 1.82-m Plaskett Telescope (E2V, 4K x 2K CCD) at Dominion Astrophysical Observatory of the National Research…
AstroNote 2023-209
Type: Object/s-Data/Analysis
Released: 2023-07-21 01:24:48
Multi-Band Follow Up of 27 Optical Transients from 1.82-m Plaskett Telescope at Dominion Astrophysical Observatory.
M. R. Kendurkar (GSNST) and D. D. Balam (Dominion Astrophysical Observatory, National Research Council of Canada)
Source Group: GSNST
Keywords: Surveys, Photometry, Transient, Supernova, Optical, Methods
Related Objects:
2023mlx
RA, DEC:16:58:09.852, +21:34:29.95
(254.541051, 21.574987)
Redshift:
Type:
See object 2023mlx
,
2023mra
RA, DEC:17:45:13.359, +35:02:21.00
(266.305660, 35.039168)
Redshift:
Type:
See object 2023mra
,
2023mqa
RA, DEC:19:46:19.105, +45:25:33.87
(296.579604, 45.426075)
Redshift:
Type:
See object 2023mqa
,
2023ixf
RA, DEC:14:03:38.562, +54:18:41.94
(210.910675, 54.311651)
Redshift:0.0008
Type:SN II
See object 2023ixf
,
2023mva
RA, DEC:21:49:32.787, +07:43:56.80
(327.386613, 7.732445)
Redshift:
Type:
See object 2023mva
,
2023mvy
RA, DEC:18:44:25.517, +45:32:26.15
(281.106319, 45.540598)
Redshift:
Type:
See object 2023mvy
,
2023mxn
RA, DEC:23:23:45.402, +11:26:19.38
(350.939177, 11.438718)
Redshift:0.0411
Type:SN Ia
See object 2023mxn
,
2023mzx
RA, DEC:17:54:55.819, +26:20:34.38
(268.732578, 26.342884)
Redshift:
Type:
See object 2023mzx
,
2023nbt
RA, DEC:14:58:59.990, +16:23:34.84
(224.749958, 16.393011)
Redshift:
Type:
See object 2023nbt
,
2023ndo
RA, DEC:18:36:46.000, +50:07:59.88
(279.191665, 50.133300)
Redshift:
Type:
See object 2023ndo
,
2023mxc
RA, DEC:21:55:54.826, +24:56:42.72
(328.978442, 24.945201)
Redshift:0.09
Type:SN Ia
See object 2023mxc
,
2023nac
RA, DEC:17:49:38.393, +33:57:39.55
(267.409971, 33.960985)
Redshift:
Type:
See object 2023nac
,
2023naf
RA, DEC:20:12:24.269, +06:02:17.77
(303.101121, 6.038270)
Redshift:
Type:
See object 2023naf
,
2023ncn
RA, DEC:15:53:54.646, +32:10:56.84
(238.477693, 32.182455)
Redshift:
Type:
See object 2023ncn
,
2023ndd
RA, DEC:19:04:50.685, +69:53:22.94
(286.211188, 69.889705)
Redshift:0.076
Type:SN Ia
See object 2023ndd
,
2023neh
RA, DEC:23:54:27.131, +12:10:06.84
(358.613047, 12.168568)
Redshift:
Type:
See object 2023neh
,
2023neq
RA, DEC:16:11:32.063, +18:33:10.45
(242.883595, 18.552903)
Redshift:
Type:
See object 2023neq
,
2023ngy
RA, DEC:22:18:30.191, +29:14:41.05
(334.625796, 29.244735)
Redshift:0.027
Type:SN II
See object 2023ngy
,
2023nhb
RA, DEC:22:43:05.507, +09:42:13.23
(340.772946, 9.703676)
Redshift:
Type:
See object 2023nhb
,
2023nii
RA, DEC:22:42:21.140, +11:26:46.12
(340.588083, 11.446145)
Redshift:0.094
Type:SN Ia
See object 2023nii
,
2023mkb
RA, DEC:18:00:27.188, +28:00:11.31
(270.113283, 28.003142)
Redshift:0.09
Type:SN Ia
See object 2023mkb
,
2023mpu
RA, DEC:23:51:59.500, +33:48:51.80
(357.997917, 33.814389)
Redshift:0.04206
Type:SN IIn
See object 2023mpu
,
2023mpz
RA, DEC:20:20:49.950, +09:29:57.84
(305.208125, 9.499400)
Redshift:0.005
Type:SN II
See object 2023mpz
,
2023myy
RA, DEC:18:03:06.115, +54:08:52.70
(270.775478, 54.147973)
Redshift:
Type:
See object 2023myy
,
2023nfs
RA, DEC:17:20:39.760, +57:22:38.49
(260.165668, 57.377358)
Redshift:
Type:
See object 2023nfs
,
2023njm
RA, DEC:00:15:11.088, +32:35:38.51
(3.796201, 32.594030)
Redshift:
Type:
See object 2023njm
Here we present multi-band photometric follow up observations of 27 optical transients using 1.82-m Plaskett Telescope (E2V, 4K x 2K CCD) at Dominion Astrophysical Observatory of the National Researc…
AstroNote 2023-144
Type: Object/s-Data/Analysis
Released: 2023-05-25 21:53:36
Pre-Discovery Magnitude Analysis vs. Time of SN 2023ixf from Serendipitous Image Frames
Ben Koltenbah
Keywords: Supernova, Transient, Time-domain, Techniques, Methods, Photometry
Related Objects:
2023ixf
RA, DEC:14:03:38.562, +54:18:41.94
(210.910675, 54.311651)
Redshift:0.0008
Type:SN II
See object 2023ixf
Related Notes:
2023-120
2023-1442023-05-20 00:22:00
Title: ZTF Pre-Discovery Forced Photometry of SN 2023ixf
Authors: Daniel A. Perley (LJMU), Ido Irani (Weizmann)
23 serendipitous image frames of M101 were acquired showing SN 2023ixf during pre-discovery times 2023-05-19 05:11 UTC through 2023-05-19 10:48 UTC. Magnitude calculations were made for each frame u…
AstroNote 2021-122
Type: Announcement-Campaign/Survey
Released: 2021-04-15 05:19:03
Fully automated spectroscopic classification of ZTF SNe Ia
C. Fremling (Caltech), A. Dahiwale (Caltech), A. Mahabal (Caltech), A. Miller (Northwestern), J. Neill (Caltech), D. Pe…
Source Group: ZTF
Keywords: Time-domain, Surveys, Transient, Supernova, Optical, Methods
Related Objects:
2021ijb [ZTF21aastazz]
RA, DEC:07:22:54.454, +46:29:44.04
(110.726890, 46.495566)
Redshift:0.053
Type:SN Ia
See object 2021ijb [ZTF21aastazz]
The Zwicky Transient Facility (ZTF) Bright Transient Survey (BTS) announces the start of fully automated spectroscopic classifications of SNe Ia using spectra obtained by the robotic Palomar 60-inch …
AstroNote 2021-4
Type: Announcement-Tool/Utility
Released: 2021-01-04 16:09:46
A bash utility to download classified or unclassified events from TNS
S. R. Kulkarni (Caltech)
Keywords: Time-domain, Astronomical Databases, Methods
Related Notes:
2020-1
2021-42019-12-31 19:21:33
Title: A bash shell utility to query and download classified SNe from TNS
Authors: S. R. Kulkarni
qTNSm is a stand alone command line utility (written in zsh) which queries TNS and downloads classified or unclassified events for requested months in a given year. The output is a tsv file for each…
AstroNote 2019-10
Type: Announcement-General
Released: 2019-05-09 06:15:15
Six months of automatic TNS submission of ZTF transients using AMPEL
J. Nordin, V. Brinnel, M. Giomi, J. van Santen (HU Berlin), A. Gal-Yam, O. Yaron, S. Schulze (Weizmann)
Source Group: ZTF
Keywords: Time-domain, Methods, Photometry, Transient, Supernova, Surveys

Most Viewed

AstroNote 2022-145
Released: 2022-07-16
Views Count: 6191
Discovery of Possible Transient in JWST NIRCam Images of SDSS J141930.11+525159.3
Mike Engesser (STScI), Gabriel Brammer (University of Copenhagen), Katriona Gould (University of Co…
AstroNote 2023-136
Released: 2023-05-23
Views Count: 5770
Early multiband light curve of SN 2023ixf
Juan-Luis González-Carballo, R. G. Farfán, F. Limón, J. L. Salto, C. Botana, A. Mantero, G. Locatel…
AstroNote 2023-119
Released: 2023-05-19
Views Count: 5163
LT Classification of SN 2023ixf as a Type II Supernova in M101
Daniel A. Perley (LJMU), Avishay Gal-Yam (Weizmann), Ido Irani (Weizmann), Erez Zimmerman (Weizmann)
AstroNote 2020-100
Released: 2020-05-07
Views Count: 2713
Classification of SN 2020jfo (ZTF20aaynrrh) as a young Type II supernova
Daniel Perley (LJMU), Cristina Barbarino (Stockholm), Jesper Sollerman (Stockholm), Tassilo Schweye…
AstroNote 2023-265
Released: 2023-10-11
Views Count: 2406
SN 2023tyk: discovery to spectroscopic classification performed fully automatically
Nabeel Rehemtulla (NU), Adam Miller (NU), Christoffer Fremling (Caltech), D. A. Perley (LJMU), Yu-J…
AstroNote 2020-89
Released: 2020-04-22
Views Count: 2401
ATLAS20ktt (AT2020hvp): discovery of a candidate supernova in NGC 6118 (27 Mpc)
M. Fulton, K. W. Smith, S. Srivastav, O. McBrien, S. J. Smartt, J. Gillanders, P. Clark, D. O'…
AstroNote 2023-130
Released: 2023-05-22
Views Count: 2399
Onset of SN 2023ixf observed over East Asian longitudes
Yiming Mao, Mi Zhang, Guangyao Cai, Jinan Chen, Jin Chen, Xing Gao, Keying Li, Xiaodong Lyu, Yujing…
AstroNote 2019-163
Released: 2019-12-31
Views Count: 2225
ePESSTO+ re-classification of AT2019xis as a light echo of SN 1987A in the LMC.
S. Taubenberger (MPA), D. Malesani (DTU Space), G. Terreran (Northwestern), S. J. Smartt (QUB), A. …
AstroNote 2020-126
Released: 2020-06-25
Views Count: 2157
ATLAS20qoq (AT2020nlb): discovery of a candidate SN in MESSIER 85 (17 Mpc)
A. Townsend (Queen's University Belfast / University of Manchester), K. W. Smith, S. Srivastav…
AstroNote 2020-70
Released: 2020-03-30
Views Count: 2026
Fast Radio Bursts (FRBs) now reported to and distributed via the TNS
O. Yaron, E. Ofek, A. Gal-Yam, A. Sass (Weizmann)

Recent Released Tools

2024-376
Released: 2024-12-17
Views Count: 36
BlackGEM Finder Charts with Transient Reports
P.J. Groot (Radboud/UCT/SAAO), P.M. Vreeswijk (Radboud), S. Bloemen (Radboud), H. Tranin (Barcelona), J. van Roestel (UvA), E. Zi…
2024-280
Released: 2024-10-03
Views Count: 327
Keck Cosmic Web Imager host galaxy redshift of AT2024wpp
Daniel A. Perley (LJMU), Yu-Jing Qin (Caltech), R. Michael Rich (UCLA), Emanuele Daddi (CEA Saclay), Michelle Collins (Surrey), P…