RA/DEC (2000)
23:53:40.867 +18:55:26.24
358.420278261 +18.9239552174
Type
CV
Redshift
Discovery ReportClassification Report
Reporting Group
ATLAS
Discovering Data Source
ATLAS
Discovery Date
2023-12-30 06:52:56.064
TNS AT
Y
Public
Y
Discovery Mag
15.598
Filter
orange-ATLAS
Reporter/s
J. Tonry, L. Denneau, H. Weiland, A. Lawrence, R. Siverd (IfA, University of Hawaii), N. Erasmus, W. Koorts (South African Astronomical Observatory), A. Jordan, V. Suc (UAI, Obstech), S. J. Smartt (Oxford/QUB), K. W. Smith, D. R. Young, M. Nicholl, M. Fulton, M. McCollum, T. Moore, J. Weston, X. Sheng, P. Ramsden (Queen's University Belfast), A. Aamer (QUB/Birmingham), L. Shingles (GSI/QUB), S. Srivastav, S. Ramaiya, J. Gillanders, L. Rhodes, A. Andersson, H. Stevance (Oxford), A. Rest (STScI), T.-W. Chen (NCU), C. Stubbs (Harvard), J. Sommer (LMU/QUB)
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Spectra

 ▌AT_2023acfi - 2024-01-01 14:27:56 Other / Other (XOSS)z=
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   Binning factor: (rounded to nearest integer >1)
Mouse hovers at WL: 0 (rest),

Light curves

 ▌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
16413 2024-01-01 14:27:56 Other / Other 7200 Xing Gao (Xingming Obs.) Jingyuan Zhao (Xingming Obs.) XOSS tns_2023acfi_2024-01-01_14-27-56_Other_Other_XOSS.DAT tns_2023acfi_2024-01-01_14-27-56_Other_Other_XOSS.fit Object On 2024-01-01 14:27:56 (this is the exposure start time), we obtained a spectrum of the transient using the Alpy 600 spectrograph mounted on the 0.6-m f/8 Ritchey-Chretien telescope at Xingming Observatory. The spectrograph provides a wavelength coverage of 3780-7400 A.
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
orange-ATLAS ATLAS-MLO_ATLAS-01 2023-12-30 06:52:56 - 2023-12-30 06:52:56 2460308.78676 - 2460308.78676 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
382992 2023-12-30 06:52:56 2460308.78676 15.598 0.011 19.12 ABMag orange-ATLAS ATLAS-MLO_ATLAS-01 30 Robot
orange-ATLAS ATLAS-HKO_ATLAS-02 2023-12-28 08:02:57 - 2023-12-28 08:02:57 2460306.83538 - 2460306.83538 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
382991 2023-12-28 08:02:57 2460306.83538 18.7 ABMag orange-ATLAS ATLAS-HKO_ATLAS-02 30 Robot [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
198304 2023-12-31 11:58:45 ATLAS_Bot1 J. Tonry, L. Denneau, H. Weiland et al. ATLAS ATLAS 23:53:40.867 +18:55:26.24 2023-12-30 06:52:56.064 15.598 orange-ATLAS PSN ATLAS23yai ATLAS 2023TNSTR3393....1T N
Classification Reports
ID Time received (UT) Sender Classifier/s Group Classification Redshift Spectra Related files Assoc. Groups End prop. period Remarks ADS Bibcode
16327 2024-01-02 05:56:17 Jingyuan Zhao Jingyuan Zhao, Xing Gao (Xingming Obs.) XOSS CV 1 XOSS Our spectrum shows a blue continuum with a series of prominent Balmer absorption lines including Hβ, Hγ, Hδ and Hε. The spectral characteristics suggest AT 2023acfi is a dwarf nova . 2024TNSCR..14....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
16413 2024-01-01 14:27:56 Other / Other 7200 Xing Gao (Xingming Obs.) Jingyuan Zhao (Xingming Obs.) XOSS tns_2023acfi_2024-01-01_14-27-56_Other_Other_XOSS.DAT tns_2023acfi_2024-01-01_14-27-56_Other_Other_XOSS.fit Object On 2024-01-01 14:27:56 (this is the exposure start time), we obtained a spectrum of the transient using the Alpy 600 spectrograph mounted on the 0.6-m f/8 Ritchey-Chretien telescope at Xingming Observatory. The spectrograph provides a wavelength coverage of 3780-7400 A.

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