Scanning Log - September 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 |
| Subm | Request submitted | Re-sub | Request resubmitted |
| Failed | Observation failed | Not Obs | Not observed |
| Expired | Window expired |
Unclassified · In Rubin Footprint
| ZTF/LSST ID | TNS ID | Date | Scanner | First Det | Comment | Classified | Fritz Redshift | Cat Redshift | Cat Offset ["] | Cat Offset [kpc] | Cat dDLR | mlast [mag] | age [d] | days saved | ZTF FP | SEDM Phot | SEDM IFU | SEDM IFU Prio | NGPS | NGPS Prio | KAST | LRIS | LRIS Prio | mPeak [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] |
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Classified · In Rubin Footprint
| ZTF/LSST ID | TNS ID | Date | Scanner | First Det | Comment | Classified | Fritz Redshift | Cat Redshift | Cat Offset ["] | Cat Offset [kpc] | Cat dDLR | mlast [mag] | age [d] | days saved | ZTF FP | SEDM Phot | SEDM IFU | SEDM IFU Prio | NGPS | NGPS Prio | KAST | LRIS | LRIS Prio | mPeak [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] |
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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 ID | TNS ID | Date | Scanner | First Det | Comment | Classified | Fritz Redshift | Cat Redshift | Cat Offset ["] | Cat Offset [kpc] | Cat dDLR | mlast [mag] | age [d] | days saved | ZTF FP | SEDM Phot | SEDM IFU | SEDM IFU Prio | NGPS | NGPS Prio | KAST | LRIS | LRIS Prio | mPeak [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] |
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