James Webb Space Telescope Feed Post

Target Name: NGC-4258 Title: Scrutinizing the Dirtiest Cepheids, a Test of the Hubble Tension Instrument: NIRISS/IMAGE Filters: CLEAR;F150W Start Time: 2/17/2024 11:26:07 AM Obs Time: 1374.308(s) Proposal ID: 2875

Raw James Webb Space Telescope image. Additional Information: Observation Type: science Mission: JWST Provenance Name: CALJWST Project: JWST Waveband: INFRARED Target Classification: Galaxy; Field galaxies Observation ID: jw02875-o010_t008_niriss_clear-f150w RA: 184.742916666667 Dec: 47.2863888888889 Product Type: image Principal Investigator: Riess, Adam Calibration Level: 3 Start Time: 2/17/2024 11:26:07 AM End Time: 2/17/2024 11:57:21 AM Min Wavelength: 1300 Max Wavelength: 1700 Release Date: 2/17/2025 4:55:15 PM Proposal Type: GO Sequence Number: -999 S_Region: POLYGON 184.916336215 47.241842453 184.86690018 47.221465518 184.837183284 47.254666019 184.886638885 47.275055733 Data Rights: PUBLIC Moving Target: False Number of Catalog Objects(srcDen): NaN Product Group ID: 212480444 Object ID: 718160734