CATS150 Scanning Summary: February



ZTF ID Date Scanner Classified (TNS/Fritz)? Host z Mag Age (days) Forced phot. requested? Phot. follow-up Sure if real? Spec follow-up Priority Comment
ZTF24aaiiwby 2025-02-01 Sam No 0.0259" -16.5 3 No -- Yes NGPS P3 assigned sedm
ZTF24abibxfg 2025-02-01 Sam No 0.0283" -14.5 150 No -- Yes NGPS P1 old unclassified clu source now at 21, probably hopeless
ZTF25aadhuvy 2025-02-01 Sam No 0.0293" -17.5 3 No -- Yes NGPS, SEDM P3 --
ZTF25aadtdef 2025-02-01 Sam No 0.0263" -17.2 3 Yes SEDM No NGPS, SEDM P3 90 percent sure real
ZTF24abodysq 2025-02-02 Sam Yes 0.036" -15.5 100 No -- Yes -- none old Ia previously saved to clu
ZTF25aaatakw 2025-02-02 Sam No 0.0146" -15.0 40 Yes SEDM No SEDM P2 looks like maybe burbling nucleus
ZTF25aadoacb 2025-02-02 Sam No 0.0101" -12.5 25 Yes -- No NGPS P2 good chance this is a background source, but not obvious
ZTF24ablmzkk 2025-02-02 Sam Yes 0.044" -15.0 120 No -- Yes -- P1 old Ia previously saved to clu
ZTF24abigauq 2025-02-02 Sam Yes 0.0258" -14.2 140 No -- Yes -- P1 old Ib previously saved to clu, also a belovéd RAT
ZTF25aadneil 2025-02-02 Sam No 0.0238" -16.5 <12 No -- Yes NGPS, SEDM P4 less than 12 days old, just benath -17
ZTF24abrpmef 2025-02-02 Sam Yes 0.0217" -16.0 85 Yes -- Yes NGPS, SEDM P2 TNS has it as a II but the spectrum is kinda awful
ZTF25aaduxhj 2025-02-03 Sam No 0.0188" -16.8 3 No -- Yes NGPS, SEDM P3 caught young
ZTF25aacmgnn 2025-02-03 Sam Yes 0.0243" -16.4 >20 days No -- No -- P1 classified II bu ePESSTO+, added classification to fritz
ZTF25aaesdrd 2025-02-03 Sam No 0.0312" -16.4 1 No SEDM No NGPS, SEDM P3 young if real, 1 mag rise in 1 night
ZTF25aafdxfl 2025-02-04 Kaustav No 0.033" -16.5 12 Yes SEDM No NGPS, SEDM P3 subtraction looks real. lightcurve not convincing.
ZTF25aadeltq 2025-02-04 Kaustav No 0.0314" -16.8 6 No -- Yes NGPS, SEDM P3 red and rising
ZTF25aafdvzl 2025-02-04 Kaustav No 0.0306" -17.0 5 No -- Yes NGPS, SEDM P3 rising, ~5 day old. report discovery after cats astronote.
ZTF25aafevnp 2025-02-05 Kaustav Yes 0.0046" -13.0 15 No -- Yes -- none M~-13, classified on TNS as Ia-02cx
ZTF25aaffzjf 2025-02-08 Kaustav No 0.0001" -8.0 5 No -- Yes SEDM P3 likely M31 nova
ZTF25aafhecq 2025-02-08 Kaustav No 0.0309" -19.0 9 No -- Yes SEDM P3 M~-19, 10 days old, assigned to SEDM
ZTF25aafifce 2025-02-08 Kaustav No 0.031" -18.0 4 No -- Yes SEDM P4 M~-18, rising, same host as 2021cdt, P4 SEDM
ZTF25aadltat 2025-02-09 Kaustav No 0.0298" -18.0 10 No -- Yes SEDM, NGPS P3 M~ --18, rising, ~10 days old
ZTF25aadlslh 2025-02-09 Kaustav No 0.0259" -17.0 10 No -- Yes SEDM, NGPS P3 M~-17, SEDM spectrum exist, not classifiable, reassigned
ZTF23aafuhtr 2025-02-10 Kaustav No 0.0265" -18.0 5 Yes SEDM No SEDM, NGPS P4 M~-18, bright nucleus, subtract looks real, assigned SEDM photometry+spec
ZTF25aafjtce 2025-02-10 Kaustav No 0.0258" -17.0 9 No -- Yes NGPS, SEDM P3 M~-17, assigned to SEDM P3 (Ia-91bg)
ZTF25aafjphe 2025-02-10 Kaustav Yes 0.0227" -19.0 5 No -- Yes -- -- rising young Ia, already classified on TNS
ZTF25aafiibc 2025-02-10 Kaustav Yes 0.00744" -15.2 5 Yes SEDM Yes NGPS, SEDM P3 rising, nearby, young SN, Iax on TNS but not convinving
ZTF25aafjpdg 2025-02-10 Kaustav Yes 0.0268" -18.0 5 No -- Yes -- -- M~-18, already classified as Ia
ZTF25aafdnuf 2025-02-10 Kaustav No 0.0275" -17.0 10 No -- Yes NGPS, SEDM P3 M~-17, assigned P3 SEDM NGPS (SN Ic)
ZTF25aafoang 2025-02-11 Sofia No 0.0299" -19.2 25 Yes SEDM No SOAR P3 might be real? Explosion date before 1/24 (SN II)
ZTF25aafkghv 2025-02-16 Sofia Yes 0.032" -18.6 6 No -- Yes -- -- Ia-91T on TNS, no redshift
ZTF25aafqepo 2025-02-16 Sofia No 0.009" -17.5 -- Yes -- No SEDM P2 first detection at 17.5 mag, force photom requested (SN Ia)
ZTF25aafqxkt 2025-02-17 Wynn No 0.015044" -16.7 -- Yes SEDM No SEDM P3 close to foreground star but seems distinct and coincident with nearby host
ZTF25aafwbhf 2025-02-18 Wynn No 0.0226" -16.6 3 Yes -- Yes SEDM P4 rising, young (SN Ia)
ZTF25aafrgdv 2025-02-18 Wynn No 0.0299" -17.2 -- Yes -- Yes SEDM P2 seems coincident with nearby host (SN II)
ZTF25aafxafb 2025-02-19 Wynn No 0.014" -15.5 -- Yes -- No SEDM P4 wasn't picked up automatically by the CATS150 filter
ZTF25aafsvgy 2025-02-19 Wynn No 0.0302" -17.0 -- Yes -- Yes SEDM P4 ~136 Mpc (SN II)
ZTF25aaggnvd 2025-02-20 Wynn No 0.0288" -15.9 -- Yes -- Yes SOAR, Kast P3 ~130 Mpc
ZTF25aagfpoi 2025-02-20 Wynn Yes 0.0327" -17.9 -- Yes -- Yes -- -- SN Ia
ZTF25aaglicm 2025-02-21 Wynn Yes 0.0163" -- -- -- -- Yes -- -- SN II
ZTF25aagbpag 2025-02-21 Wynn No 0.0248" -17.3 -- Yes -- Yes Kast P3 r~18mag, 111 Mpc, rising, red (SN Ia-pec)
ZTF25aafszll 2025-02-22 Wynn Yes 0.0264" -- -- -- -- -- -- -- M~-17.5, rising, SN II
ZTF25aagqbcm 2025-02-22 Wynn Yes 0.032" -- -- -- -- -- -- -- SN Ia, weird image issue
ZTF25aabaclh 2025-02-22 Wynn No 0.022072" -15.4 -- Yes -- Yes SOAR, Kast P3 old, m~19.5mag, bad SEDM spectrum
ZTF25aadhuav 2025-02-22 Wynn Yes 0.0287" -- -- -- -- -- -- -- SN Ia
ZTF25aafkxdu 2025-02-23 Wynn Yes 0.035" -- -- -- -- -- -- -- SN Ib
ZTF25aafzmjz 2025-02-23 Wynn No 0.032746" -16.4 -- Yes -- Yes NGPS, Kast P3 early LC excess? rising
ZTF25aahfvex 2025-02-25 Theo Yes 0.02338" -17.6 3 Yes SEDM Yes SEDM, NGPS P4 SN Ia
ZTF25aagsnnc 2025-02-25 Theo No 0.0263" -16.5 5 Yes SEDM Yes NGPS P3 118 Mpc, m~ 19
ZTF25aadjaew 2025-02-26 Theo No 0.0195" -15.0 28 Yes -- Yes NGPS P4 fading, as per the ATLAS FP, already quite faint
ZTF25aagrfgg 2025-02-26 Theo No 0.026596" -17.5 15 Yes SEDM Yes SEDM, NGPS P2 discovered by BTSbot, peaking and started to fade
ZTF25aagzocg 2025-02-26 Theo No --" -- -- -- -- -- -- -- On top of something galaxy-like, which isn't the NED host. Saved to cats150flags
ZTF25aahrlwa 2025-02-27 Theo Yes 0.023717" -15.5 3.5 Yes -- Yes NGPS P3 somewhat young SN candidate
ZTF25aahuowj 2025-02-27 Theo No 0.0232" -15.5 -- Yes SEDM No -- P2 might not be real, only assigned to SEDM for phot