AstroNotes

This report includes the classification of one Type Ia supernova and one CV.

We report the detection of rapidly-evolving transient ZTF23abulqve/AT 2023aafe, which rapidly rose to peak within a day and is now fading.

We report the spectroscopic classification of AT2023zzk as a SN II (see ATel #16384).

This report includes the classification of three Type Ia, two Type II supernovae and one SLSN-IIn supernova.

This report includes the classification of 4 Type Ia supernovae and 4 Type IIn supernovae.

This report includes the classification of 1 Type Ic and 1 Type II supernova.

This report includes classifications of 5 Type Ia SNe.

We conducted observations of AT 2023zaw (ZTF23absbqun) using the 40cm-SLT at Lulin Observatory, Taiwan. Our observations confirmed that the object is showing rapid fading and appears red. Notably, th…

We have obtained an optical spectrum of SN 2023zps, which shows it to be a Type II supernova about 20 days after explosion.

We report the discovery of ZTF23absbqun / AT 2023zaw - a fast-fading, subluminous and red transient in the galaxy UGC 03048 (45 Mpc).

This report includes classifications of 5 Type Ia SNe, 1 Type II SN, and 1 Type IIb SN.

This report includes classifications of 2 Type Ia SNe and 2 Type II SNe.

We report the discovery of a fast and bright supernova candidate (AT 2023zcu, ATLAS23wvm, ZTF23absdcgi) in the galaxy NGC 2139 using public ATLAS and ZTF data.

This report includes classifications of 2 Type Ia SNe, 1 Type IIn SN, 2 AGN, and 2 AGN/ambiguous transients.

This report includes classifications of 3 normal Type Ia SNe, 1 Type II SN, and 1 peculiar Type Ia SN.

We report the classification of the optical transient ZTF23abaujuy/AT2023rvb (RA = 19:21:12.55, Dec = -22:38:39.60, z = 0.0815) as a tidal disruption event (TDE) due to its persistent blue optical co…

This report includes classifications of 2 Type Ia's.

This report includes classifications of 3 Type Ia's, 2 Type II's, 1 Type Ic-BL, and 1 variable star.

We report 6 ZTF superluminous supernova candidates selected by our software filter and subsequent vetting. In this sample, a typical rise time is about 50 days and a typical peak r-band magnitude is …

This report includes classifications of 2 Type II's, and 1 Type IIn

This report includes classifications of four Type Ia's and one Type II supernovae.

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…

This report includes classifications of 1 Type Ia, and 1 Type II.

Discovery of AT2023xwo, a probable nova in M31.

This report includes classifications of 1 Type Ia, 1 Type IIn, 1 Type IIb, 1 Type Ic-BL and 3 blue featureless objects.

This report includes classifications of two Type Ia's. We encourage followup observations.

This report includes classifications of one Type Ia SN.

We report classification spectra of 2 optical transients. 2023xje exhibits a blue continuum with narrow emission features. 2023wtq exhibits a blue featureless continuum. Given its lack of host galaxy…

We report classification of 3 transients including 1 SN Ia and 1 SN II. 2023xje exhibits a blue continuum and is likely a young SN.

We report the ATLAS discovery of AT2023xje (ATLAS23vig). It is currently at a magnitude of m_c = 18.91 +/- 0.08 and is offset by 1.6 arcsecs from the likely host galaxy MRSS 363-122768, whose redshif…

We report classification of 6 transients including 2 SN Ia and 2 91T-like SN Ia. 2023xge is likely a CV, and 2023xgn has a blue continuum and is possibly a young SN II.

We identify a quickly evolving blue transient with a host-galaxy counterpart, AT2023vth. We encourage spectroscopic follow-up observations to determine the redshift of the transient, which is current…

Here we present multi-band photometric follow up observations of 9 optical transients using 1.83-m Plaskett Telescope + CCD at Dominion Astrophysical Observatory of the National Research Council of C…

This report includes classifications of 2 SNIa, 1 SNIb, 1 SNIc, 2 SNII, 1 SNIIb, 1 SNIIn and 3 galaxies.

This reports includes classifications of 1 SN, 1 SNIa, 2 SNIa-91T, 1 SNII, 2 AGN and 1 CV.

This report includes classifications of 6 SN Ia, 2 SN Ia-91T, 1 SN Ia-SC, 1 SN Ib, 1 SN Ibn, 2 SN II and 1 SLSN-I.

This report includes classifications of 1 Type Ia, 1 type Ia-91T and one CV.

This report includes classifications of 1 Type Ib, 8 Type Ia, 2 Type Ia-91T-like supernovae, and 1 event with a blue and featureless spectrum.

This report includes classifications of 4 Type Ia, 1 Type Ic-BL, 1 Type II supernovae, and 1 CV. Type Ia SN2023vqk exhibits strong C II 6580, which along with the high luminosity (M ~ -19.50 mag), is…

We report the classification of two optical transients (two type Ia SNe).

We report the classification of one optical transient (a type IIn SN) and the observation of two more featureless blue continua.

We report spectroscopic observations of the transient GOTO23baj/SN2023vuc that show it to be a young supernova with flash ionization features. The transient was found in the error box of the short GR…

This report includes the classifications of 3 Type Ia, 1 Type Ia-91T, 3 Type II supernovae and 1 unclassified event. The SN2023xcb has an usual Ha P-Cygni profile. The lightcurve appears to show an u…

We report the classification of two optical transients (two type Ia SNe).

This report includes classifications of 2 Type Ia's and 1 Type Ia-x.

We report the discovery of 7 supernova sources likely at redshifts z = 0.6461-4.89 down to ~29.5 AB mag, each discovered in the GOODS-South (GOODS-S) field using JWST/NIRCam imaging data obtained by …

We report spectroscopic classification of SN2023rgo, a transient located 6.7 arcseconds from the center of UGC 03416. The spectrum reveals that SN2023rgo is in fact a background SLSN-I at a redshift …

Here we present photometric follow up observations of 2023uri in M31 discovered by XOSS (J. Xu, et. al) on 2023-10-11 14:12 UT.

We report the classification of the transient AT 2023uhx, recently discovered by K. Itagaki in NGC 3893 as a young Luminous Red Nova based on its peak luminosity, and narrow Balmer and Fe II emission…

We report the first transient to be fully automatically discovered, identified, followed-up, spectroscopically classified, and reported to TNS.