LSST + ZTF Inventory of Nuclear Transients and Supernovae

Scanning Summary - February 2026

Updated 2026-08-27 08:02 PST

Scanning Log - February 2026

Data

ZTF/LSST ID - Sources are cross-matched between surveys by cone-searching at the position of the latest alert; each source carries an ID for every survey in which it has been detected.

Peak, first & last - All photometric statistics are derived from the combined ZTF + LSST light curve. The listed filter and survey identify the specific detection from which each value was measured.

Data source - Photometry, spectroscopic classifications, host redshifts, and follow-up status are retrieved from Fritz, the LIONS group alert marshal.

Row colours

Classified source
Observing window expired
Poor observability (<3 hr above airmass 2) - shown in separate table below, excluded from sample

Magnitude trend (mLast)

 Getting brighter — magnitude decreased vs. previous detection (>1 d ago, same filter)
 Getting fainter — magnitude increased vs. previous detection (>1 d ago, same filter)
 First detection in this filter band
 Latest point is a non-detection

Follow-up badges

New Recently completed (<36 hr) Done Observation complete
Request submitted Request resubmitted
Failed Observation failed Not Obs Not observed
Expired Window expired
Unclassified — In Rubin Footprint
ZTF/LSST IDTNS IDDateScannerFirst DetCommentClassifiedFritz RedshiftCat RedshiftCat Offset ["]Cat Offset [kpc]Cat dDLRmlast [mag]age [d]days savedZTF FPSEDM PhotSEDM IFUSEDM IFU PrioNGPSNGPS PrioKASTLRISLRIS PriomPeak [mag]TPeak [MJD]mFirst [mag]TFirst [MJD]mLast [mag]TLast [MJD]ZTF mPeak [mag]ZTF TPeak [MJD]ZTF mFirst [mag]ZTF TFirst [MJD]ZTF mLast [mag]ZTF TLast [MJD]LSST mPeak [mag]LSST TPeak [MJD]LSST mFirst [mag]LSST TFirst [MJD]LSST mLast [mag]LSST TLast [MJD]
ZTF26aaieeej2/26/2026Kaustav DZTFNogZTF = 20.09 ± 0.18 (168.2d ago)173.2182.3Expired3.0iZTF = 19.63 ± 0.2561106.40 (173.23)gZTF = 20.56 ± 0.1761094.48 (185.15)gZTF = 20.09 ± 0.18 (168.2d ago)61111.44 (168.19)iZTF = 19.63 ± 0.2561106.40 (173.23)gZTF = 20.56 ± 0.1761094.48 (185.15)gZTF = 20.09 ± 0.18 (168.2d ago)61111.44 (168.19)
ZTF26aahkvvjAT 2026efs2/26/2026Kaustav DZTFNorZTF = 20.40 ± 0.21 (157.2d ago)178.1182.3Expired4.0Expired4.0rZTF = 19.19 ± 0.2361101.50 (178.13)rZTF = 19.82 ± 0.1861094.55 (185.08)rZTF = 20.40 ± 0.21 (157.2d ago)61122.45 (157.18)rZTF = 19.19 ± 0.2361101.50 (178.13)rZTF = 19.82 ± 0.1861094.55 (185.08)rZTF = 20.40 ± 0.21 (157.2d ago)61122.45 (157.18)
Classified — In Rubin Footprint
ZTF/LSST IDTNS IDDateScannerFirst DetCommentClassifiedFritz RedshiftCat RedshiftCat Offset ["]Cat Offset [kpc]Cat dDLRmlast [mag]age [d]days savedZTF FPSEDM PhotSEDM IFUSEDM IFU PrioNGPSNGPS PrioKASTLRISLRIS PriomPeak [mag]TPeak [MJD]mFirst [mag]TFirst [MJD]mLast [mag]TLast [MJD]ZTF mPeak [mag]ZTF TPeak [MJD]ZTF mFirst [mag]ZTF TFirst [MJD]ZTF mLast [mag]ZTF TLast [MJD]LSST mPeak [mag]LSST TPeak [MJD]LSST mFirst [mag]LSST TFirst [MJD]LSST mLast [mag]LSST TLast [MJD]
ZTF26aaiedvzSN 2026ejy2/25/2026Kaustav DZTFType II (0.90)0.00670.006727.393.900.35iZTF = 18.09 (18.5d ago)74.3182.8DoneDone ×84.5Done ×24.0ExpiredExpired4.0rZTF = 16.1161205.28 (74.35)rZTF = 17.6861096.51 (183.12)iZTF = 18.09 (18.5d ago)61261.17 (18.46)
ZTF26aagzowoSN 2026dlr2/27/2026Kaustav DZTFIa (1.00)0.05iZTF = 18.76 ± 0.17 (172.5d ago)180.5181.3Done2.0rZTF = 17.82 ± 0.0361099.13 (180.50)iZTF = 18.36 ± 0.1161093.15 (186.48)iZTF = 18.76 ± 0.17 (172.5d ago)61107.13 (172.50)rZTF = 17.82 ± 0.0361099.13 (180.50)iZTF = 18.36 ± 0.1161093.15 (186.48)iZTF = 18.76 ± 0.17 (172.5d ago)61107.13 (172.50)
ZTF18acsqcugSN 2018mqo2/27/2026Kaustav DZTFIa (1.00)0.0413iZTF = 18.93 ± 0.12 (133.5d ago)168.5181.3Done ×23.0Done3.0rZTF = 17.38 ± 0.0161111.13 (168.50)rZTF = 18.58 ± 0.2258455.50 (2824.13)iZTF = 18.93 ± 0.12 (133.5d ago)61146.16 (133.47)rZTF = 17.38 ± 0.0161111.13 (168.50)rZTF = 18.58 ± 0.2258455.50 (2824.13)iZTF = 18.93 ± 0.12 (133.5d ago)61146.16 (133.47)
ZTF26aaibazaSN 2026enk2/27/2026Kaustav DZTFType II (0.90)0.02950.02951.310.800.26iZTF = 19.02 (83.4d ago)171.2181.3Done ×23.0Done3.0Done4.0gZTF = 17.9961108.45 (171.18)rZTF = 19.6361096.27 (183.36)iZTF = 19.02 (83.4d ago)61196.18 (83.45)
ZTF17aadeyogSN 2026bsa2/26/2026Kaustav DZTFIa (0.30)0.0215rZTF = 19.16 ± 0.16 (147.4d ago)198.1182.3Done2.2Expired4.0rZTF = 17.35 ± 0.1061081.50 (198.13)gZTF = 18.56 ± 0.0959671.28 (1608.35)rZTF = 19.16 ± 0.16 (147.4d ago)61132.26 (147.37)rZTF = 17.35 ± 0.1061081.50 (198.13)gZTF = 18.56 ± 0.0959671.28 (1608.35)rZTF = 19.16 ± 0.16 (147.4d ago)61132.26 (147.37)
ZTF26aahsvloSN 2026dmh2/26/2026Kaustav DZTFIa-91bg (0.60)0.04760.047627.4026.461.06iZTF = 19.25 ± 0.17 (165.3d ago)182.2182.3YesDone4.0iZTF = 18.76 ± 0.1461097.46 (182.17)iZTF = 18.84 ± 0.1161095.41 (184.22)iZTF = 19.25 ± 0.17 (165.3d ago)61114.32 (165.31)iZTF = 18.76 ± 0.1461097.46 (182.17)iZTF = 18.84 ± 0.1161095.41 (184.22)iZTF = 19.25 ± 0.17 (165.3d ago)61114.32 (165.31)
ZTF26aahrmfbSN 2026dwm2/27/2026Kaustav DZTFIIb (1.00)0.02140.02147.193.210.19rZTF = 19.29 ± 0.20 (166.4d ago)173.3181.3iZTF = 18.73 ± 0.1061106.28 (173.35)iZTF = 19.58 ± 0.1161085.38 (194.25)rZTF = 19.29 ± 0.20 (166.4d ago)61113.18 (166.45)iZTF = 18.73 ± 0.1061106.28 (173.35)iZTF = 19.58 ± 0.1161085.38 (194.25)rZTF = 19.29 ± 0.20 (166.4d ago)61113.18 (166.45)
ZTF23abcmvjmSN 2026dvz2/26/2026Kaustav DZTFIa (0.88)0.0660.06630.270.360.03rZTF = 19.45 ± 0.20 (132.3d ago)174.4182.3YesDone3.0gZTF = 17.83 ± 0.0861105.19 (174.44)rZTF = 18.74 ± 0.1660198.51 (1081.12)rZTF = 19.45 ± 0.20 (132.3d ago)61147.29 (132.34)gZTF = 17.83 ± 0.0861105.19 (174.44)rZTF = 18.74 ± 0.1660198.51 (1081.12)rZTF = 19.45 ± 0.20 (132.3d ago)61147.29 (132.34)
ZTF26aahghbtSN 2026ene2/27/2026Kaustav DZTFIa (0.60)0.0805rZTF = 19.50 ± 0.14 (141.5d ago)163.4181.3Expired1.5Expired3.0Done4.0rZTF = 18.45 ± 0.2561116.19 (163.44)gZTF = 20.09 ± 0.1961093.27 (186.36)rZTF = 19.50 ± 0.14 (141.5d ago)61138.15 (141.48)rZTF = 18.45 ± 0.2561116.19 (163.44)gZTF = 20.09 ± 0.1961093.27 (186.36)rZTF = 19.50 ± 0.14 (141.5d ago)61138.15 (141.48)
ZTF26aahkohtSN 2026dnd2/26/2026Kaustav DZTFIa (1.00)0.093iZTF = 19.53 ± 0.21 (24.4d ago)174.2182.3rZTF = 18.52 ± 0.1361105.42 (174.21)rZTF = 20.36 ± 0.1461085.50 (194.13)iZTF = 19.53 ± 0.21 (24.4d ago)61255.18 (24.45)rZTF = 18.52 ± 0.1361105.42 (174.21)rZTF = 20.36 ± 0.1461085.50 (194.13)iZTF = 19.53 ± 0.21 (24.4d ago)61255.18 (24.45)
ZTF26aaijdekSN 2026enl2/27/2026Kaustav DZTFType II (1.00)0.0490.04906.045.990.53rZTF = 19.65178.5181.3Done1.5Done4.0Done3.018.9361101.18 (178.45)20.1361097.17 (182.46)rZTF = 19.65
ZTF26aahiuxqSN 2026dyo2/26/2026Kaustav DZTFIa (1.00)0.09360.093612.7122.840.92rZTF = 19.71 ± 0.12 (154.3d ago)174.1182.3gZTF = 18.89 ± 0.1561105.48 (174.15)iZTF = 20.38 ± 0.2061094.39 (185.24)rZTF = 19.71 ± 0.12 (154.3d ago)61125.28 (154.35)gZTF = 18.89 ± 0.1561105.48 (174.15)iZTF = 20.38 ± 0.2061094.39 (185.24)rZTF = 19.71 ± 0.12 (154.3d ago)61125.28 (154.35)
ZTF26aagrvcfSN 2026dst2/26/2026Kaustav DZTFIa (0.90)0.115rZTF = 19.76 ± 0.16 (160.1d ago)178.2182.3Done4.0Expired4.0rZTF = 18.92 ± 0.0861101.44 (178.19)gZTF = 19.64 ± 0.1661085.52 (194.11)rZTF = 19.76 ± 0.16 (160.1d ago)61119.48 (160.15)rZTF = 18.92 ± 0.0861101.44 (178.19)gZTF = 19.64 ± 0.1661085.52 (194.11)rZTF = 19.76 ± 0.16 (160.1d ago)61119.48 (160.15)
ZTF26aaickczSN 2026enf2/26/2026Kaustav DZTFIa (1.00)0.05940.05983.464.130.25rZTF = 19.78172.3182.3Done3.018.0761107.28 (172.35)20.5961094.25 (185.38)rZTF = 19.78
ZTF26aahgjwsSN 2026emw2/27/2026Kaustav DZTFIa (1.00)0.09rZTF = 19.86 ± 0.22 (141.5d ago)177.3181.3Expired1.0Expired4.0Done4.0gZTF = 18.70 ± 0.2461102.31 (177.32)rZTF = 20.57 ± 0.2261094.23 (185.40)rZTF = 19.86 ± 0.22 (141.5d ago)61138.16 (141.47)gZTF = 18.70 ± 0.2461102.31 (177.32)rZTF = 20.57 ± 0.2261094.23 (185.40)rZTF = 19.86 ± 0.22 (141.5d ago)61138.16 (141.47)
ZTF26aahizzmSN 2026dmb2/26/2026Kaustav DZTFIa (0.90)0.128rZTF = 20.09 ± 0.19 (160.4d ago)173.2182.3Done4.0Expired3.0rZTF = 19.28 ± 0.2961106.44 (173.19)rZTF = 19.63 ± 0.1561094.40 (185.23)rZTF = 20.09 ± 0.19 (160.4d ago)61119.22 (160.41)rZTF = 19.28 ± 0.2961106.44 (173.19)rZTF = 19.63 ± 0.1561094.40 (185.23)rZTF = 20.09 ± 0.19 (160.4d ago)61119.22 (160.41)
ZTF26aahfyvmSN 2026eab2/26/2026Kaustav DZTFType II (0.70)0.06920.06926.168.430.59rZTF = 20.14 (112.4d ago)181.4182.3Expired4.0Done3.0gZTF = 19.2561098.26 (181.37)rZTF = 19.8161094.25 (185.38)rZTF = 20.14 (112.4d ago)61167.20 (112.43)
ZTF26aahqsvySN 2026evd2/27/2026Kaustav DZTFType II (0.80)0.06rZTF = 20.14 (70.4d ago)152.2181.3Done ×32.0Done3.0Expired1.0gZTF = 17.5861127.45 (152.18)gZTF = 20.2461095.37 (184.26)rZTF = 20.14 (70.4d ago)61209.27 (70.36)
ZTF26aaiculaSN 2026ezq2/27/2026Kaustav DZTFIIn (0.90)0.12rZTF = 20.24 (108.3d ago)150.3181.3Done4.0rZTF = 19.0361129.36 (150.27)rZTF = 20.7561094.41 (185.22)rZTF = 20.24 (108.3d ago)61171.29 (108.34)
ZTF26aahjzfkSN 2026efu2/26/2026Kaustav DZTFIa (0.99)0.124rZTF = 20.29 ± 0.21 (152.1d ago)179.2182.3Expired5.0Expired5.0gZTF = 19.41 ± 0.1361100.41 (179.22)gZTF = 20.17 ± 0.2061094.46 (185.17)rZTF = 20.29 ± 0.21 (152.1d ago)61127.49 (152.14)gZTF = 19.41 ± 0.1361100.41 (179.22)gZTF = 20.17 ± 0.2061094.46 (185.17)rZTF = 20.29 ± 0.21 (152.1d ago)61127.49 (152.14)
ZTF26aahjannSN 2026egs2/26/2026Kaustav DZTFType II (0.70)0.08rZTF = 20.34 ± 0.21 (158.3d ago)181.3182.3Done5.0Expired4.0gZTF = 19.63 ± 0.2461098.31 (181.32)rZTF = 20.37 ± 0.2061094.40 (185.23)rZTF = 20.34 ± 0.21 (158.3d ago)61121.30 (158.33)gZTF = 19.63 ± 0.2461098.31 (181.32)rZTF = 20.37 ± 0.2061094.40 (185.23)rZTF = 20.34 ± 0.21 (158.3d ago)61121.30 (158.33)
ZTF26aahjyxlSN 2026erg2/27/2026Kaustav DZTFIa (0.80)0.14gZTF = 20.44 ± 0.20 (155.1d ago)174.1181.3Done4.0gZTF = 19.21 ± 0.1761105.48 (174.15)gZTF = 20.01 ± 0.1761094.46 (185.17)gZTF = 20.44 ± 0.20 (155.1d ago)61124.48 (155.15)gZTF = 19.21 ± 0.1761105.48 (174.15)gZTF = 20.01 ± 0.1761094.46 (185.17)gZTF = 20.44 ± 0.20 (155.1d ago)61124.48 (155.15)
ZTF26aahjpwySN 2026dvh2/27/2026Kaustav DZTFIa (0.91)0.08rZTF = 21.43 ± 0.19 (82.4d ago)178.3181.3YesDone ×33.0Done3.0gZTF = 18.43 ± 0.0361101.34 (178.29)iZTF = 19.51 ± 0.0861094.39 (185.24)rZTF = 21.43 ± 0.19 (82.4d ago)61197.19 (82.44)gZTF = 18.43 ± 0.0361101.34 (178.29)iZTF = 19.51 ± 0.0861094.39 (185.24)rZTF = 21.43 ± 0.19 (82.4d ago)61197.19 (82.44)
Poor Observability — In Rubin Footprint

Sources with <3 hr above airmass 2 from Palomar. Excluded from the sample - do not prioritize for follow-up.

ZTF/LSST IDTNS IDDateScannerFirst DetCommentClassifiedFritz RedshiftCat RedshiftCat Offset ["]Cat Offset [kpc]Cat dDLRmlast [mag]age [d]days savedZTF FPSEDM PhotSEDM IFUSEDM IFU PrioNGPSNGPS PrioKASTLRISLRIS PriomPeak [mag]TPeak [MJD]mFirst [mag]TFirst [MJD]mLast [mag]TLast [MJD]ZTF mPeak [mag]ZTF TPeak [MJD]ZTF mFirst [mag]ZTF TFirst [MJD]ZTF mLast [mag]ZTF TLast [MJD]LSST mPeak [mag]LSST TPeak [MJD]LSST mFirst [mag]LSST TFirst [MJD]LSST mLast [mag]LSST TLast [MJD]
ZTF26aaicnwsAT 2026ekv2/27/2026Kaustav DZTFNo0.09393.085.550.18gZTF = 19.37 ± 0.14 (181.3d ago)182.4181.3rZTF = 19.14 ± 0.0861097.27 (182.36)iZTF = 19.85 ± 0.1461094.38 (185.25)gZTF = 19.37 ± 0.14 (181.3d ago)61098.29 (181.34)rZTF = 19.14 ± 0.0861097.27 (182.36)iZTF = 19.85 ± 0.1461094.38 (185.25)gZTF = 19.37 ± 0.14 (181.3d ago)61098.29 (181.34)
ZTF26aahigroAT 2026erl2/26/2026Kaustav DZTFNo0.08250.08250.370.600.05rZTF = 19.38 ± 0.17 (179.2d ago)182.2182.3YesExpired1.0Done4.0ExpiredExpired5.0rZTF = 19.30 ± 0.0761097.42 (182.21)iZTF = 19.89 ± 0.1361085.41 (194.22)rZTF = 19.38 ± 0.17 (179.2d ago)61100.45 (179.18)rZTF = 19.30 ± 0.0761097.42 (182.21)iZTF = 19.89 ± 0.1361085.41 (194.22)rZTF = 19.38 ± 0.17 (179.2d ago)61100.45 (179.18)
ZTF26aahknpaAT 2026eft2/27/2026Kaustav DZTFNorZTF = 19.63 ± 0.18 (179.1d ago)179.1181.3YesExpired5.0rZTF = 19.63 ± 0.1861100.48 (179.15)gZTF = 20.88 ± 0.1761085.54 (194.09)rZTF = 19.63 ± 0.18 (179.1d ago)61100.48 (179.15)rZTF = 19.63 ± 0.1861100.48 (179.15)gZTF = 20.88 ± 0.1761085.54 (194.09)rZTF = 19.63 ± 0.18 (179.1d ago)61100.48 (179.15)
ZTF26aahjlwqAT 2026dtz2/26/2026Kaustav DZTFNo0.05532.482.750.36gZTF = 19.71 ± 0.21 (181.3d ago)183.4182.3rZTF = 19.64 ± 0.1961096.27 (183.36)iZTF = 19.88 ± 0.1361094.39 (185.24)gZTF = 19.71 ± 0.21 (181.3d ago)61098.29 (181.34)rZTF = 19.64 ± 0.1961096.27 (183.36)iZTF = 19.88 ± 0.1361094.39 (185.24)gZTF = 19.71 ± 0.21 (181.3d ago)61098.29 (181.34)
ZTF26aaijxev2/27/2026Kaustav DZTFNo0.022190.5941.783.91rZTF = 19.95 ± 0.18 (182.2d ago)182.2181.3Expired3.0rZTF = 19.95 ± 0.1861097.43 (182.20)iZTF = 20.55 ± 0.2061094.39 (185.24)rZTF = 19.95 ± 0.18 (182.2d ago)61097.43 (182.20)rZTF = 19.95 ± 0.1861097.43 (182.20)iZTF = 20.55 ± 0.2061094.39 (185.24)rZTF = 19.95 ± 0.18 (182.2d ago)61097.43 (182.20)
ZTF26aahqgvpAT 2026dme2/26/2026Kaustav DZTFNorZTF = 19.97 ± 0.21 (159.2d ago)180.1182.3Expired5.0Expired4.0gZTF = 18.95 ± 0.1561099.48 (180.15)gZTF = 20.72 ± 0.2161085.44 (194.19)rZTF = 19.97 ± 0.21 (159.2d ago)61120.45 (159.18)gZTF = 18.95 ± 0.1561099.48 (180.15)gZTF = 20.72 ± 0.2161085.44 (194.19)rZTF = 19.97 ± 0.21 (159.2d ago)61120.45 (159.18)
ZTF26aahitfwAT 2026efw2/27/2026Kaustav DZTFNorZTF = 20.00 ± 0.20 (155.4d ago)178.3181.3Expired5.0Expired4.0gZTF = 19.15 ± 0.1961101.33 (178.30)rZTF = 19.73 ± 0.1861094.40 (185.23)rZTF = 20.00 ± 0.20 (155.4d ago)61124.18 (155.45)gZTF = 19.15 ± 0.1961101.33 (178.30)rZTF = 19.73 ± 0.1861094.40 (185.23)rZTF = 20.00 ± 0.20 (155.4d ago)61124.18 (155.45)
ZTF26aahpiczAT 2026dmi2/27/2026Kaustav DZTFNorZTF = 20.27 ± 0.21 (162.4d ago)180.2181.3YesExpired5.0rZTF = 19.52 ± 0.2361099.40 (180.23)rZTF = 19.77 ± 0.1261094.25 (185.38)rZTF = 20.27 ± 0.21 (162.4d ago)61117.27 (162.36)rZTF = 19.52 ± 0.2361099.40 (180.23)rZTF = 19.77 ± 0.1261094.25 (185.38)rZTF = 20.27 ± 0.21 (162.4d ago)61117.27 (162.36)
ZTF26aahogrqAT 2026ffb2/27/2026Kaustav DZTFNo0.12515.5312.820.85rZTF = 20.33 ± 0.21 (157.4d ago)171.3181.3Expired3.0iZTF = 19.72 ± 0.1661108.29 (171.34)rZTF = 20.31 ± 0.2161095.28 (184.35)rZTF = 20.33 ± 0.21 (157.4d ago)61122.27 (157.36)iZTF = 19.72 ± 0.1661108.29 (171.34)rZTF = 20.31 ± 0.2161095.28 (184.35)rZTF = 20.33 ± 0.21 (157.4d ago)61122.27 (157.36)
ZTF26aaieebjAT 2026esj2/26/2026Kaustav DZTFNorZTF = 20.43 ± 0.21 (168.1d ago)182.1182.3Expired3.0rZTF = 19.84 ± 0.2361097.53 (182.10)rZTF = 20.00 ± 0.1961096.51 (183.12)rZTF = 20.43 ± 0.21 (168.1d ago)61111.48 (168.15)rZTF = 19.84 ± 0.2361097.53 (182.10)rZTF = 20.00 ± 0.1961096.51 (183.12)rZTF = 20.43 ± 0.21 (168.1d ago)61111.48 (168.15)
ZTF26aahkojuAT 2026ehy2/26/2026Kaustav DZTFNorZTF = 20.65 ± 0.22 (156.2d ago)174.1182.3YesExpired3.0rZTF = 19.77 ± 0.1961105.50 (174.13)gZTF = 20.88 ± 0.1961085.54 (194.09)rZTF = 20.65 ± 0.22 (156.2d ago)61123.44 (156.19)rZTF = 19.77 ± 0.1961105.50 (174.13)gZTF = 20.88 ± 0.1961085.54 (194.09)rZTF = 20.65 ± 0.22 (156.2d ago)61123.44 (156.19)