LSST + ZTF Inventory of Nuclear Transients and Supernovae

Scanning Summary - February 2026

Updated 2026-04-02 04:02 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 DetCommentClassifiedHost Redshiftmlast [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]
ZTF26aahigroAT 2026erl2/26/2026Kaustav DZTFNo0.08255rZTF = 19.38 ± 0.17 (32.0d ago)35.035.1YesExpired1.0Done4.0Expired5.0rZTF = 19.30 ± 0.0761097.42 (35.04)iZTF = 19.89 ± 0.1361085.41 (47.05)rZTF = 19.38 ± 0.17 (32.0d ago)61100.45 (32.01)rZTF = 19.30 ± 0.0761097.42 (35.04)iZTF = 19.89 ± 0.1361085.41 (47.05)rZTF = 19.38 ± 0.17 (32.0d ago)61100.45 (32.01)
ZTF26aahknpaAT 2026eft2/27/2026Kaustav DZTFNorZTF = 19.63 ± 0.18 (32.0d ago)32.034.2Yes5.0rZTF = 19.63 ± 0.1861100.48 (31.98)gZTF = 20.88 ± 0.1761085.54 (46.92)rZTF = 19.63 ± 0.18 (32.0d ago)61100.48 (31.98)rZTF = 19.63 ± 0.1861100.48 (31.98)gZTF = 20.88 ± 0.1761085.54 (46.92)rZTF = 19.63 ± 0.18 (32.0d ago)61100.48 (31.98)
ZTF26aaijxev2/27/2026Kaustav DZTFNorZTF = 19.95 ± 0.18 (35.0d ago)35.034.2Expired3.0rZTF = 19.95 ± 0.1861097.43 (35.03)iZTF = 20.55 ± 0.2061094.39 (38.07)rZTF = 19.95 ± 0.18 (35.0d ago)61097.43 (35.03)rZTF = 19.95 ± 0.1861097.43 (35.03)iZTF = 20.55 ± 0.2061094.39 (38.07)rZTF = 19.95 ± 0.18 (35.0d ago)61097.43 (35.03)
ZTF26aahqgvpAT 2026dme2/26/2026Kaustav DZTFNorZTF = 19.97 ± 0.21 (12.0d ago)33.035.15.04.0gZTF = 18.95 ± 0.1561099.48 (32.98)gZTF = 20.72 ± 0.2161085.44 (47.02)rZTF = 19.97 ± 0.21 (12.0d ago)61120.45 (12.01)gZTF = 18.95 ± 0.1561099.48 (32.98)gZTF = 20.72 ± 0.2161085.44 (47.02)rZTF = 19.97 ± 0.21 (12.0d ago)61120.45 (12.01)
ZTF26aahitfwAT 2026efw2/27/2026Kaustav DZTFNorZTF = 20.00 ± 0.20 (8.3d ago)31.134.25.04.0gZTF = 19.15 ± 0.1961101.33 (31.13)rZTF = 19.73 ± 0.1861094.40 (38.06)rZTF = 20.00 ± 0.20 (8.3d ago)61124.18 (8.28)gZTF = 19.15 ± 0.1961101.33 (31.13)rZTF = 19.73 ± 0.1861094.40 (38.06)rZTF = 20.00 ± 0.20 (8.3d ago)61124.18 (8.28)
ZTF26aaieeej2/26/2026Kaustav DZTFNogZTF = 20.09 ± 0.18 (21.0d ago)26.135.1Expired3.0iZTF = 19.63 ± 0.2561106.40 (26.06)gZTF = 20.56 ± 0.1761094.48 (37.98)gZTF = 20.09 ± 0.18 (21.0d ago)61111.44 (21.02)iZTF = 19.63 ± 0.2561106.40 (26.06)gZTF = 20.56 ± 0.1761094.48 (37.98)gZTF = 20.09 ± 0.18 (21.0d ago)61111.44 (21.02)
ZTF26aahpiczAT 2026dmi2/27/2026Kaustav DZTFNorZTF = 20.27 ± 0.21 (15.2d ago)33.134.2Yes5.0rZTF = 19.52 ± 0.2361099.40 (33.06)rZTF = 19.77 ± 0.1261094.25 (38.21)rZTF = 20.27 ± 0.21 (15.2d ago)61117.27 (15.19)rZTF = 19.52 ± 0.2361099.40 (33.06)rZTF = 19.77 ± 0.1261094.25 (38.21)rZTF = 20.27 ± 0.21 (15.2d ago)61117.27 (15.19)
ZTF26aahogrqAT 2026ffb2/27/2026Kaustav DZTFNorZTF = 20.33 ± 0.21 (10.2d ago)24.234.2Expired3.0iZTF = 19.72 ± 0.1661108.29 (24.17)rZTF = 20.31 ± 0.2161095.28 (37.18)rZTF = 20.33 ± 0.21 (10.2d ago)61122.27 (10.19)iZTF = 19.72 ± 0.1661108.29 (24.17)rZTF = 20.31 ± 0.2161095.28 (37.18)rZTF = 20.33 ± 0.21 (10.2d ago)61122.27 (10.19)
ZTF26aahkvvjAT 2026efs2/26/2026Kaustav DZTFNorZTF = 20.40 ± 0.21 (10.0d ago)31.035.14.04.0rZTF = 19.19 ± 0.2361101.50 (30.96)rZTF = 19.82 ± 0.1861094.55 (37.91)rZTF = 20.40 ± 0.21 (10.0d ago)61122.45 (10.01)rZTF = 19.19 ± 0.2361101.50 (30.96)rZTF = 19.82 ± 0.1861094.55 (37.91)rZTF = 20.40 ± 0.21 (10.0d ago)61122.45 (10.01)
ZTF26aaieebjAT 2026esj2/26/2026Kaustav DZTFNorZTF = 20.43 ± 0.21 (21.0d ago)34.935.1Expired3.0rZTF = 19.84 ± 0.2361097.53 (34.93)rZTF = 20.00 ± 0.1961096.51 (35.95)rZTF = 20.43 ± 0.21 (21.0d ago)61111.48 (20.98)rZTF = 19.84 ± 0.2361097.53 (34.93)rZTF = 20.00 ± 0.1961096.51 (35.95)rZTF = 20.43 ± 0.21 (21.0d ago)61111.48 (20.98)
ZTF26aahkojuAT 2026ehy2/26/2026Kaustav DZTFNorZTF = 20.65 ± 0.22 (9.0d ago)27.035.1YesExpired3.0rZTF = 19.77 ± 0.1961105.50 (26.96)gZTF = 20.88 ± 0.1961085.54 (46.92)rZTF = 20.65 ± 0.22 (9.0d ago)61123.44 (9.02)rZTF = 19.77 ± 0.1961105.50 (26.96)gZTF = 20.88 ± 0.1961085.54 (46.92)rZTF = 20.65 ± 0.22 (9.0d ago)61123.44 (9.02)
Classified — In Rubin Footprint
ZTF/LSST IDTNS IDDateScannerFirst DetCommentClassifiedHost Redshiftmlast [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)0.006685gZTF = 17.50 ± 0.06 (2.1d ago)9.035.6YesDone ×52.5Expired4.0rZTF = 16.76 ± 0.0161123.46 (9.00)rZTF = 17.68 ± 0.0661096.51 (35.95)gZTF = 17.50 ± 0.06 (2.1d ago)61130.40 (2.06)rZTF = 16.76 ± 0.0161123.46 (9.00)rZTF = 17.68 ± 0.0661096.51 (35.95)gZTF = 17.50 ± 0.06 (2.1d ago)61130.40 (2.06)
ZTF26aahqsvySN 2026evd2/27/2026Kaustav DZTFType II (0.80)0.06gZTF = 17.85 ± 0.12 (0.1d ago)5.034.21.6Done3.0gZTF = 17.58 ± 0.0261127.45 (5.01)gZTF = 20.24 ± 0.1761095.37 (37.09)gZTF = 17.85 ± 0.12 (0.1d ago)61132.37 (0.09)gZTF = 17.58 ± 0.0261127.45 (5.01)gZTF = 20.24 ± 0.1761095.37 (37.09)gZTF = 17.85 ± 0.12 (0.1d ago)61132.37 (0.09)
ZTF18acsqcugSN 2018mqo2/27/2026Kaustav DZTFIa (1.00)0.04125iZTF = 18.35 ± 0.10 (0.3d ago)21.334.2Done ×23.0Done3.0rZTF = 17.38 ± 0.0161111.13 (21.33)rZTF = 18.58 ± 0.2258455.50 (2676.96)iZTF = 18.35 ± 0.10 (0.3d ago)61132.18 (0.28)rZTF = 17.38 ± 0.0161111.13 (21.33)rZTF = 18.58 ± 0.2258455.50 (2676.96)iZTF = 18.35 ± 0.10 (0.3d ago)61132.18 (0.28)
ZTF26aaibazaSN 2026enk2/27/2026Kaustav DZTFType II (0.90)0.02945rZTF = 18.50 ± 0.11 (0.2d ago)24.034.2Done ×22.5Done3.0Done4.0gZTF = 17.99 ± 0.2861108.45 (24.01)rZTF = 19.63 ± 0.1761096.27 (36.19)rZTF = 18.50 ± 0.11 (0.2d ago)61132.27 (0.19)gZTF = 17.99 ± 0.2861108.45 (24.01)rZTF = 19.63 ± 0.1761096.27 (36.19)rZTF = 18.50 ± 0.11 (0.2d ago)61132.27 (0.19)
ZTF26aagzowoSN 2026dlr2/27/2026Kaustav DZTFIa (1.00)0.05iZTF = 18.76 ± 0.17 (25.3d ago)33.334.2Done2.0rZTF = 17.82 ± 0.0361099.13 (33.33)iZTF = 18.36 ± 0.1161093.15 (39.31)iZTF = 18.76 ± 0.17 (25.3d ago)61107.13 (25.33)rZTF = 17.82 ± 0.0361099.13 (33.33)iZTF = 18.36 ± 0.1161093.15 (39.31)iZTF = 18.76 ± 0.17 (25.3d ago)61107.13 (25.33)
ZTF23abcmvjmSN 2026dvz2/26/2026Kaustav DZTFIa (0.88)0.066rZTF = 18.80 ± 0.13 (0.2d ago)27.335.1YesDone3.0gZTF = 17.83 ± 0.0861105.19 (27.27)rZTF = 18.74 ± 0.1660198.51 (933.95)rZTF = 18.80 ± 0.13 (0.2d ago)61132.26 (0.20)gZTF = 17.83 ± 0.0861105.19 (27.27)rZTF = 18.74 ± 0.1660198.51 (933.95)rZTF = 18.80 ± 0.13 (0.2d ago)61132.26 (0.20)
ZTF26aaickczSN 2026enf2/26/2026Kaustav DZTFIa (1.00)0.0594rZTF = 18.92 ± 0.15 (0.2d ago)25.235.1Done3.0gZTF = 18.07 ± 0.0761107.28 (25.18)rZTF = 20.29 ± 0.1361095.30 (37.16)rZTF = 18.92 ± 0.15 (0.2d ago)61132.25 (0.21)gZTF = 18.07 ± 0.0761107.28 (25.18)rZTF = 20.29 ± 0.1361095.30 (37.16)rZTF = 18.92 ± 0.15 (0.2d ago)61132.25 (0.21)
ZTF26aaiculaSN 2026ezq2/27/2026Kaustav DZTFIIn (0.90)0.12rZTF = 19.03 ± 0.15 (3.1d ago)3.134.2Done4.0rZTF = 19.03 ± 0.1561129.36 (3.10)rZTF = 20.86 ± 0.2061094.41 (38.05)rZTF = 19.03 ± 0.15 (3.1d ago)61129.36 (3.10)rZTF = 19.03 ± 0.1561129.36 (3.10)rZTF = 20.86 ± 0.2061094.41 (38.05)rZTF = 19.03 ± 0.15 (3.1d ago)61129.36 (3.10)
ZTF17aadeyogSN 2026bsa2/26/2026Kaustav DZTFIa (0.30)0.021502rZTF = 19.16 ± 0.16 (0.2d ago)51.035.1Done2.2Expired4.0rZTF = 17.35 ± 0.1061081.50 (50.96)gZTF = 18.56 ± 0.0959671.28 (1461.18)rZTF = 19.16 ± 0.16 (0.2d ago)61132.26 (0.20)rZTF = 17.35 ± 0.1061081.50 (50.96)gZTF = 18.56 ± 0.0959671.28 (1461.18)rZTF = 19.16 ± 0.16 (0.2d ago)61132.26 (0.20)
ZTF26aahsvloSN 2026dmh2/26/2026Kaustav DZTFIa-91bg (0.60)0.047626iZTF = 19.25 ± 0.17 (18.1d ago)35.035.1YesDone4.0iZTF = 18.76 ± 0.1461097.46 (35.00)iZTF = 18.84 ± 0.1161095.41 (37.05)iZTF = 19.25 ± 0.17 (18.1d ago)61114.32 (18.14)iZTF = 18.76 ± 0.1461097.46 (35.00)iZTF = 18.84 ± 0.1161095.41 (37.05)iZTF = 19.25 ± 0.17 (18.1d ago)61114.32 (18.14)
ZTF26aahrmfbSN 2026dwm2/27/2026Kaustav DZTFIIb (1.00)0.021369rZTF = 19.29 ± 0.20 (19.3d ago)26.234.2iZTF = 18.73 ± 0.1061106.28 (26.18)iZTF = 19.58 ± 0.1161085.38 (47.08)rZTF = 19.29 ± 0.20 (19.3d ago)61113.18 (19.28)iZTF = 18.73 ± 0.1061106.28 (26.18)iZTF = 19.58 ± 0.1161085.38 (47.08)rZTF = 19.29 ± 0.20 (19.3d ago)61113.18 (19.28)
ZTF26aahjpwySN 2026dvh2/27/2026Kaustav DZTFIa (0.91)0.08rZTF = 19.29 ± 0.08 (0.2d ago)31.134.2YesDone ×33.0Done3.0gZTF = 18.43 ± 0.0361101.34 (31.12)iZTF = 19.51 ± 0.0861094.39 (38.07)rZTF = 19.29 ± 0.08 (0.2d ago)61132.30 (0.16)gZTF = 18.43 ± 0.0361101.34 (31.12)iZTF = 19.51 ± 0.0861094.39 (38.07)rZTF = 19.29 ± 0.08 (0.2d ago)61132.30 (0.16)
ZTF26aahkohtSN 2026dnd2/26/2026Kaustav DZTFIa (1.00)0.093rZTF = 19.43 ± 0.13 (7.0d ago)27.035.1rZTF = 18.52 ± 0.1361105.42 (27.04)rZTF = 20.36 ± 0.1461085.50 (46.96)rZTF = 19.43 ± 0.13 (7.0d ago)61125.42 (7.04)rZTF = 18.52 ± 0.1361105.42 (27.04)rZTF = 20.36 ± 0.1461085.50 (46.96)rZTF = 19.43 ± 0.13 (7.0d ago)61125.42 (7.04)
ZTF26aaijdekSN 2026enl2/27/2026Kaustav DZTFType II (1.00)0.049004rZTF = 19.57 ± 0.22 (0.2d ago)31.334.2Done1.5Done4.0Done3.0iZTF = 18.93 ± 0.2561101.18 (31.28)rZTF = 19.70 ± 0.1861097.23 (35.23)rZTF = 19.57 ± 0.22 (0.2d ago)61132.26 (0.20)iZTF = 18.93 ± 0.2561101.18 (31.28)rZTF = 19.70 ± 0.1861097.23 (35.23)rZTF = 19.57 ± 0.22 (0.2d ago)61132.26 (0.20)
ZTF26aahghbtSN 2026ene2/27/2026Kaustav DZTFIa (0.60)0.0805gZTF = 19.61 ± 0.18 (6.2d ago)16.334.2Expired1.5Expired3.0Done4.0rZTF = 18.45 ± 0.2561116.19 (16.27)gZTF = 20.09 ± 0.1961093.27 (39.19)gZTF = 19.61 ± 0.18 (6.2d ago)61126.21 (6.25)rZTF = 18.45 ± 0.2561116.19 (16.27)gZTF = 20.09 ± 0.1961093.27 (39.19)gZTF = 19.61 ± 0.18 (6.2d ago)61126.21 (6.25)
ZTF26aagrvcfSN 2026dst2/26/2026Kaustav DZTFIa (0.90)0.115rZTF = 19.76 ± 0.16 (13.0d ago)31.035.1Done4.0Expired4.0rZTF = 18.92 ± 0.0861101.44 (31.02)gZTF = 19.64 ± 0.1661085.52 (46.94)rZTF = 19.76 ± 0.16 (13.0d ago)61119.48 (12.98)rZTF = 18.92 ± 0.0861101.44 (31.02)gZTF = 19.64 ± 0.1661085.52 (46.94)rZTF = 19.76 ± 0.16 (13.0d ago)61119.48 (12.98)
ZTF26aahfyvmSN 2026eab2/26/2026Kaustav DZTFType II (0.70)0.06923rZTF = 19.82 ± 0.19 (6.3d ago)34.235.1Expired4.0Done3.0gZTF = 19.25 ± 0.1061098.26 (34.20)rZTF = 19.81 ± 0.1761094.25 (38.21)rZTF = 19.82 ± 0.19 (6.3d ago)61126.17 (6.29)gZTF = 19.25 ± 0.1061098.26 (34.20)rZTF = 19.81 ± 0.1761094.25 (38.21)rZTF = 19.82 ± 0.19 (6.3d ago)61126.17 (6.29)
ZTF26aahgjwsSN 2026emw2/27/2026Kaustav DZTFIa (1.00)0.09gZTF = 19.98 ± 0.19 (8.2d ago)30.234.2Expired1.0Expired4.0Done4.0gZTF = 18.70 ± 0.2461102.31 (30.15)rZTF = 20.57 ± 0.2261094.23 (38.23)gZTF = 19.98 ± 0.19 (8.2d ago)61124.21 (8.25)gZTF = 18.70 ± 0.2461102.31 (30.15)rZTF = 20.57 ± 0.2261094.23 (38.23)gZTF = 19.98 ± 0.19 (8.2d ago)61124.21 (8.25)
ZTF26aahizzmSN 2026dmb2/26/2026Kaustav DZTFIa (0.90)0.128rZTF = 20.09 ± 0.19 (13.2d ago)26.035.1Done4.0Expired3.0rZTF = 19.28 ± 0.2961106.44 (26.02)rZTF = 19.63 ± 0.1561094.40 (38.06)rZTF = 20.09 ± 0.19 (13.2d ago)61119.22 (13.24)rZTF = 19.28 ± 0.2961106.44 (26.02)rZTF = 19.63 ± 0.1561094.40 (38.06)rZTF = 20.09 ± 0.19 (13.2d ago)61119.22 (13.24)
ZTF26aahjzfkAT 2026efu2/26/2026Kaustav DZTFIa (0.99)0.124rZTF = 20.29 ± 0.21 (5.0d ago)32.135.15.05.0gZTF = 19.41 ± 0.1361100.41 (32.05)gZTF = 20.17 ± 0.2061094.46 (38.00)rZTF = 20.29 ± 0.21 (5.0d ago)61127.49 (4.97)gZTF = 19.41 ± 0.1361100.41 (32.05)gZTF = 20.17 ± 0.2061094.46 (38.00)rZTF = 20.29 ± 0.21 (5.0d ago)61127.49 (4.97)
ZTF26aahjannSN 2026egs2/26/2026Kaustav DZTFType II (0.70)0.08rZTF = 20.34 ± 0.21 (11.2d ago)34.235.1Done5.0Expired4.0gZTF = 19.63 ± 0.2461098.31 (34.15)rZTF = 20.37 ± 0.2061094.40 (38.06)rZTF = 20.34 ± 0.21 (11.2d ago)61121.30 (11.16)gZTF = 19.63 ± 0.2461098.31 (34.15)rZTF = 20.37 ± 0.2061094.40 (38.06)rZTF = 20.34 ± 0.21 (11.2d ago)61121.30 (11.16)
ZTF26aahjyxlSN 2026erg2/27/2026Kaustav DZTFIa (0.80)0.14gZTF = 20.44 ± 0.20 (8.0d ago)27.034.2Done4.0gZTF = 19.21 ± 0.1761105.48 (26.98)gZTF = 20.01 ± 0.1761094.46 (38.00)gZTF = 20.44 ± 0.20 (8.0d ago)61124.48 (7.98)gZTF = 19.21 ± 0.1761105.48 (26.98)gZTF = 20.01 ± 0.1761094.46 (38.00)gZTF = 20.44 ± 0.20 (8.0d ago)61124.48 (7.98)
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 DetCommentClassifiedHost Redshiftmlast [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]