AstroNotes

This report includes classifications of 2 Type Ia's and 1 Type II. We encourage followup observations.

We report 3 SLSN and 2 TDE candidates from the ZTF public alert stream, identified by the NEEDLE classifier running on the Lasair alert broker. We encourage spectroscopic classification of these even…

We report the classification of the most recent outburst of AT2024xuo as a likely interacting SNIIn.

Here we report the ATLAS discovery of the transient ATLAS25akl (AT2025mb) in galaxy NGC 0150 at magnitude m_o = 18.01 +/- 0.14. At a distance of 20 Mpc (redshift independent, from NED), the transien…

We report on the optical photometric follow-up of SN2024ggi conducted with the BHTOM.space global telescope network.

The Young Supernova Experiment (YSE) collaboration reports the results and data products from the completed Gemini Large and Long Program (LP-204) entitled "A Spectroscopically Complete Census of Fai…

We report here the radio (15.5 GHz) detection of the off-nuclear tidal disruption event AT 2024tvd by the AMI-LA telescope.

This report includes classifications of 1 Type IIn and 1 Ib/c. We encourage follow-up observations.

This report includes classifications of 3 Type Ia's. We encourage follow-up observations.

We report a redshift z = 0.176 for the optical counterpart AT 2025kg (the "kangaroo") of the X-ray transient EP250108a. Its luminosity and extremely blue spectral shape suggest an FBOT classification…

This report includes classifications of 3 Type Ia's, 1 Type Ibn and 1 Type II. We encourage follow-up observations.

We have obtained an optical spectrum of SN 2025gc, which shows it to be a Type Ic supernova exhibiting SN 1998bw-like features, about a month after maximum light. The supernova occurred in the same g…

We report here a 10 GHz detection of the off-nuclear tidal disruption event AT 2024tvd

We report that the transient AT2024tvd is an off-nuclear tidal disruption event.

This report includes classifications of 4 Type Ia's. We encourage follow-up observations.

We report 5 SLSN and 1 TDE candidates from the ZTF public alert stream, identified by the NEEDLE classifier running on the Lasair alert broker. We encourage spectroscopic classification of these even…

We present two NOT/ALFOSC optical spectra (separated by 6 days) of the optical transient AT 2024aepd (RA = 15:25:39.284, Dec = +17:40:50.53) located in the nucleus of its host galaxy. The spectra are…

This report includes classification of 1 AGN and 1 Type II SN. We encourage follow-up observations.

This report includes classifications of 6 Type Ia's. We encourage follow-up observations.

We report 12 hostless candidates selected by the ELEPHANT pipeline.

This report includes classifications of 1 Type Ia and 1 SLSN-II. We encourage follow-up observations.

This report includes classifications of 3 Type Ia's, 1 Type IIb, 1 Type II and 1 SN. We encourage follow-up observations.

We report VLA, P60/SEDM, and Swift/XRT observations of AT2024aehp (ZTF24abygbss).

We report the rapidly rising ATLAS light curve of the transient AT2022mop, initially discovered by Pan-STARRS2 in 2022. Forced photometry history in Pan-STARRS, ZTF and ATLAS shows evidence for mult…

Here we report the ATLAS discovery of the transient ATLAS25aco (AT2024agld) in galaxy NGC 0441 at magnitude m_c = 18.95 +/- 0.14. At a distance of 75 Mpc, the transient was discovered on MJD = 60675…

We report on the optical photometric follow-up of SN2024iss conducted with the BHTOM.space global telescope network.

This report includes classifications of one Type Ia SN and one young SN. SN2024afpg was discovered one day ago in the galaxy UGC 05825 with a non-detection three days earlier. The spectrum does not s…

Here we report the ATLAS discovery of the transient ATLAS24rzf (AT2024afpg) in galaxy UGC 05825 at magnitude m_o = 18.49 +/- 0.11. At a distance of 53 Mpc, the transient was discovered on MJD = 6067…

This report includes a classification of one Type II SN and one galactic CV.

We present multi-band ( SDSS g&r) photometric follow up observations of selected optical transients using 1.82-m Plaskett Telescope + CCD at Dominion Astrophysical Observatory of the National Researc…

This report includes classifications of 9 Type Ia's, a SLSN-I and a type Ic SN. We encourage followup observations.

This report includes classifications of 5 Type Ia's, 1 Type II, 1 Type IIn, 1 featureless blue continuum and 1 CV. SN2024acyk is a bright one month old type IIn, showing strong narrow H emission line…

We report Las Cumbres Observatory multi-band photometry of the Nova AT 2024aeql (BGEM J132515.39-425833.7, GOTO24jhz) in Centaurus A (NGC 5128)

This report includes a classification of one young SN previously classified as Type II SN.

We report ZTF observations of a rapidly fading transient, AT2024aehp (ZTF24abygbss). The spectroscopic redshift of the host galaxy is z = 0.170, implying a peak absolute magnitude of M_g ~ -20.5 AB m…

Here we report the ATLAS discovery of the transient ATLAS24rtw (AT2024aews) in galaxy ESO 216-G039 at magnitude o = 17.66 +/- 0.09. At a distance of 74 Mpc, the transient was discovered on MJD = 6066…

Here we report the ATLAS discovery of the transient ATLAS2024rsv (AT2024aevb) in galaxy LEDA 170037 at magnitude o = 18.96 +/- 0.18. At a distance of 84 Mpc, the transient was discovered on MJD = 606…

This report includes the classification of 2 type Ia's, a nova and a featureless blue continuum transient. SN2024aeqs is a SN at ~65 Mpc with a recent non-detection from 2 days ago. We encourage foll…

This report includes classifications of one Type Ia supernova and one CV. We also confirm the classification of SN2024aeet as a type Ia SN. We encourage followup observations.

BGEM J132515.39-425833.7 / AT2024aeql was recently discovered by the BlackGEM and GOTO telescope arrays at q/L =18.5. The object is located ~2' NW of the core of Centaurus A / NGC 5128, at a distance…

This report includes classifications of 3 type II's, a SLSN-II and a featureless-TDE. We encourage followup observations.

We report a late-time optical spectrum of the 5-years long decaying transient AT 2020ukj, showing an absence of emission lines. This excludes the possibility of an AGN, and thus supports its interpre…

We report 2 SLSN and 2 TDE candidates from the ZTF public alert stream, identified by the NEEDLE classifier running on the Lasair alert broker. We encourage spectroscopic classification of these even…

We present multi-band ( SDSS g&r) photometric follow up observations of selected optical transients using 1.82-m Plaskett Telescope + CCD at Dominion Astrophysical Observatory of the National Researc…

BlackGEM Transient Reports come standard with finder charts

We report the transformation of the SN IIb 2020jfv to an SN IIn. A public classification of IIb and a redshift of z=0.01709 was reported from an SEDM spectrum obtained on 2020-06-20T10:36:21, in whic…

We report ATLAS forced photometry of the type IIb SN 2024aecx (ATLAS24rkq) recently discovered by ATLAS in NGC 3521. After reaching maximum light in about a day, ATLAS forced photometry shows a fast …

Here we report the ATLAS discovery of the transient ATLAS24rks (AT2024aedt) in galaxy UGC 01325 at magnitude m_o = 18.55 +/- 0.18. At a distance of 73 Mpc, the transient was discovered on MJD = 6066…

We observed AT 2024aecx (ATLAS24rkq) using the 40 cm SLT at Lulin Observatory, Taiwan. Our observations confirm that the object is very blue, with (g-r) = -0.6. Additionally, the object has slightly …