Cosmic Atlas object record
SPIDERS DR20 63050396494978671
SPIDERS DR20 63050396494978671, sm03_280138_020_ML00499_002_c020
SPIDERS DR20 63050396494978671 is a Cosmic Atlas object record of type quasar from SDSS-V DR20 SPIDERS. Its catalog position is right ascension 278.4649530456363 degrees and declination -49.22456554096862 degrees. Its catalog distance is 3484721842.8132505 light-years. Its apparent magnitude is 12.489348445226387.
- Object type
- quasar
- Constellation
- Not supplied by the source catalog
- Right ascension
- 278.4649530456363°
- Declination
- -49.22456554096862°
- Reference frame
- eROSITA X-ray ICRS sky position transformed to heliocentric ecliptic Cartesian coordinates
- Distance
- 3484721842.8132505 ly
- Distance kind
- spectroscopic_redshift_comoving
- Uncertainty
- [1.5929706569295377e-4,0]
- Apparent magnitude
- 12.489348445226387
- Catalog source
- SDSS-V DR20 SPIDERS
- Catalog identifier
- sdss_spiders_dr20
- Source record type
- sdss_spiders_dr20_dl1
- Catalog epoch
- eRASS:3 catalog coordinates
- Position epoch
- Catalog sky position; no proper-motion propagation
- Selection caveat
- eROSITA-detected point-like X-ray sources with SDSS-V/BOSS spectroscopy; redshifts used only when sdss_zwarning = 0.
- Cosmology
- {"name":"flat LambdaCDM","parameters":"H0=67.66 km/s/Mpc, Omega_m=0.30966, Omega_lambda=0.69034; line-of-sight comoving distance"}