AstroNotes

Here we report the ATLAS discovery of the transient ATLAS24cvv (AT2024dgn) in galaxy NGC 6794 at magnitude m_o = 15.93 +/- 0.03. At a distance of 87 Mpc, the transient was discovered on MJD = 60366…

We report observations of 16 transients using the Shane Kast spectrograph at the Lick observatory on the nights of 2024-02-10 and 2024-02-11. Classifications were found for 12 objects, which includes…

We report the detection of radio emission coincident with the nuclear transient AT2020afhd.

The Asiago Transient Classification Program (Tomasella et al. 2014, AN, 335, 841) reports the spectroscopic observations of AT2024csl as a Type Ia-91T like SN obtained with the Asiago 1.82m Copernico…

Here we report the ATLAS discovery of the transient ATLAS24cml (AT2024ctd) in galaxy MCG -01-32-025 at magnitude m_o = 19.21 +/- 0.23. At a distance of 100 Mpc, the transient was discovered on MJD …

We re-classify AT 2020afhd as a Bowen Fluorescence Flare (BFF) at z=0.027 given its spectral features in a new Las Cumbres Observatory Floyds spectrum, which are more consistent with those seen in th…

This report includes the classification of 1 Type Ia SN.

This report includes the classification of 2 type Ia SNe, 1 type II SN (possibly II-P), and one galaxy continuum.

We report the spectroscopic classification of SN 2024cao as a SN Ia and AT 2024ccb as a Fe II Nova in M31.

This report includes classifications of 2 Type Ia's and 2 Type IIs including the nearby flash ionised SN 2024cld (see https://www.wis-tns.org/astronotes/astronote/2024-48).

Here we report the classification of the nearby and young Type II SN 2024cld.

This report includes classifications of 2 Type Ia's, 1, Type II and, 1 TDE as well two targets showing a blue continuum with no clear classification. AT2024bgz is spectrally matched to known TDEs. AT…

AT2024biz is indeed a SN, possibly type II around max, needs re-confirmation

This report includes classifications of 5 Type Ia SNe and 1 Type II-P SN.

This report includes classifications of 3 Type Ia, 1 Type II, 1 Type IIn and 1 CV.

We report ZTF discovery of the second flare from the TDE AT2022dbl.

Here we report the ATLAS discovery of the transient ATLAS24bua (AT2024bqy) in galaxy ESO 580- G 031 at magnitude m_o = 18.38 +/- 0.12. At a distance of 78 Mpc (redshift independent, from NED), the t…

This report includes classifications of 3 Type Ia SNe and 1 Type Ia-91bg-like SN.

Here we report the ATLAS discovery of the transient ATLAS24btz (AT2024bqr) in galaxy UGC 09343 at magnitude m_c = 17.42 +/- 0.06. At a distance of 75 Mpc, the transient was discovered on MJD = 60343…

Here we report the ATLAS discovery of the transient ATLAS24bry (AT2024bks) in galaxy ESO 508- G 008 at magnitude m_o = 18.32 +/- 0.17. At a distance of 87 Mpc, the transient was discovered on MJD = …

Here we report the ATLAS discovery of the transient ATLAS2024bta (AT2024blf) in galaxy CGCG 063-029 at magnitude o = 18.84 +/- 0.12. At a distance of 97 Mpc, the transient was discovered on MJD = 603…

We report the classification of the optical transient ZTF20abwtifz/AT2020afhd (RA = 03:13:35.67, Dec = -02:09:06.21, z = 0.024) as a tidal disruption event (TDE) due to its persistent blue optical co…

This report includes classifications of the CV AT 2023beb

This report includes classifications of the peculiar Type Ia (02cx-like) SN 2024bfu around maximum and the possible TDE AT 2024as. We encourage followup observations

We report the spectroscopic classification of AT 2023sil as a Type II SN

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

Here we report the ATLAS discovery of the transient ATLAS24bkf (AT2024ayv) in galaxy IC 4326 at magnitude m_o = 17.91 +/- 0.12. At a distance of 65 Mpc, the transient was discovered on MJD = 60337.3…

Here we present Multi-Senor Photometric Follow-up of Probable Novae in M31 using 3 different observatories in Canada. 1) DAO - 1.82-m Plaskett telescope (Dominion Astrophysical Observatory) 2) RAO …

Here we report the ATLAS discovery of the transient ATLAS24bie (AT2024atk) in galaxy IC 4221 at magnitude m_o = 17.78 +/- 0.10. At a distance of 42 Mpc, the transient was discovered on MJD = 60333.0…

Here we present multi-band photometric follow up observations of 17 optical transients using 1.82-m Plaskett Telescope + CCD at Dominion Astrophysical Observatory of the National Research Council of …

Here we report the ATLAS discovery of the transient ATLAS24bgm (AT2024apt) in galaxy IC 0609 at magnitude m_o = 18.74 +/- 0.13. At a distance of 80 Mpc, the transient was discovered on MJD = 60330.5…

Here we report the ATLAS discovery of the transient ATLAS24bdf (AT2024any) in galaxy NGC 1222 at magnitude m_o = 17.59 +/- 0.08. At a distance of 35 Mpc, the transient was discovered on MJD = 60328…

Here we report the ATLAS discovery of the transient ATLAS24baz (AT2024anc) in galaxy WISEA J105816.15+234140.2 at magnitude m_o = 18.78 +/- 0.11. At a distance of 92 Mpc, the transient was discovere…

Here we report the ATLAS discovery of the transient ATLAS24bay (AT2024ana) in galaxy NGC 4850 at magnitude m_o = 18.95 +/- 0.13. At a distance of 87 Mpc, the transient was discovered on MJD = 60327…

This report includes classifications of four Type Ia's, one Type SLSN-II with broad and narrow Halpha emission. AT 2023ut shows blue featureless spectrum.

This report includes classifications of one Type Ia, one Type Ib-pec and two Type II's. AT 2023acft shows blue featureless spectrum. AT 2023aclj shows a galaxy spectrum.

We report long-duration, pre-explosion activity in the type IIn SN 2023vbg (ZTF23abkhwgb, ATLAS23yal) located in the dwarf galaxy SDSS J074343.73+342230.2 at a redshift of 0.0173

Here we report the ATLAS discovery of the transient ATLAS24atu (AT2024act) in galaxy 2MASX J15323951-2802239 at magnitude m_c = 17.37 +/- 0.07. At a distance of 101 Mpc, the transient was discovered…

Here we report the ATLAS discovery of the transient ATLAS24atw (AT2024acu) in galaxy FGC 0362 at magnitude m_o = 19.23 +/- 0.18. At a distance of 78 Mpc (redshift independent, from NED), the transie…

We report observations of the blazar PKS 0446+11 with the Large Array Survey Telescope (LAST) during one night, following up recent reports of multi-wavelength brightening and the spatial coincidence…

This report includes classifications of three Type Ia's, one Type IIb, one Type Ic and one Type Ic-BL

This report includes classifications of one Type Ia, two Type II.

Here we present multi-band photometric follow up observations of selected optical transients using 1.82-m Plaskett Telescope + CCD at Dominion Astrophysical Observatory of the National Research Counc…

This report includes classifications of three Type Ia's, one Type II.

Here we present multiband photometric follow up observations of SN2023wrk in NGC 3690 discovered by B. Godson et al. (GOTO) on 2023-11-04.229. The observations were done using a 91mm refractor + CMOS…

This report includes classifications of one Type Ia.

This report includes classifications of one Type Ia, two Type II's. AT 2024uj is a young transient (last non-detection two days ago), showing blue continuum without apparent features. We encourage fo…

This report includes classifications of one Type Ia, one Type Ib, three Type IIn's and one Bowen Fluorescence Flare.

Here we report the ATLAS discovery of the transient ATLAS24api (AT2024uj) in galaxy NGC 3566 at magnitude m_o = 18.59 +/- 0.16. At a distance of 54 Mpc, the transient was discovered on MJD = 60318.3…

We report the discovery of AT2024qc in WISEA J103650.74-260918.8 at 55 Mpc, detected at q_AB = 17.5 with the BlackGEM-4 ("Emerald") telescope.