const ellation;
mission: leverage the entire corpus of astronomical data all at once.
10Neptune1001k10k100k AU
Part 1: Compile every public image.
| Dataset | Depth | Volume | |
|---|---|---|---|
| DECam | r 23.5 | 1.7 PB | |
| Mosaic, Mosaic II, Mosaic3, 90Prime | r 23 | ~50 TB | |
| NEWFIRM | Ks 20 | ~20 TB | |
| Pan-STARRS1 warps | r 22 | 1.6 PB | |
| ZTF | r 20.5 | ~1 PB | |
| PTF, iPTF | R 21 | ~100 TB | |
| SDSS imaging | r 22.5 | 16 TB | |
| Hyper Suprime-Cam | r 26 | ~300 TB | |
| Suprime-Cam | r 25.5 | 19 TB | |
| MegaCam, CFH12K, WIRCam | r 24.5 | ~350 TB | |
| OmegaCAM | r 24 | ~400 TB | |
| VIRCAM | J 21 | ~600 TB | |
| WFI | R 23 | ~30 TB | |
| SkyMapper | r 21.5 | ~100 TB | |
| Catalina Sky Survey | V 19.5 to 21.5 | ~100 TB | |
| Spacewatch | V 21.7 | ~20 TB | |
| LONEOS | V 19.3 | ~10 TB | |
| NEAT | R 20.5 | ~10 TB | |
| INT WFC | r 22 | ~20 TB | |
| Las Cumbres | r 21 | ~100 TB | |
| GMOS | r 25 | ~100 TB | |
| Keck imagers | r 26 | ~50 TB | |
| WFCAM | K 18.3 | ~100 TB | |
| 2MASS | Ks 14.3 | 10 TB | |
| DSS plates | R 21 | 3 TB | |
| DASCH plates | B 15 | ~320 TB | |
| WISE | W1 17 | ~30 TB | |
| NEOWISE | W1 16.5 | ~330 TB | |
| SPHEREx | 19 AB | ~100 TB | |
| TESS FFIs | T 17 in 30 min | ~100 TB | |
| Kepler, K2 FFIs | Kp 20 | ~1 TB | |
| GALEX | NUV 20.5 | 30 TB | |
| Spitzer IRAC | 3.6 µm 21 AB | ~100 TB | |
| Hubble imagers | V 27 | ~500 TB | |
| JWST imagers | 29 AB | ~300 TB | |
| Euclid | VIS 25.5 | ~1 PB at DR1 | |
| Rubin data previews | r 24 | ~30 TB | |
| APPLAUSE plates | B 15 | ~50 TB | |
| WIYN ODI | r 24 | ~30 TB | |
| NGTS | I 16 | ~100 TB | |
| FORS2, HAWK-I | R 26 | ~50 TB |
Part 2: Compile every known object.
| Source | Holds | Size | |
|---|---|---|---|
| MPC observations | all published astrometry | 521M obs | |
| MPC orbits | all designated orbits | 1.57M orbits | |
| MPC isolated tracklets | unlinked observations | 9.5M obs | |
| NEOCP, PCCP | unconfirmed candidates | ~100 at a time | |
| JPL SBDB, Horizons | orbits, covariances, ephemerides | 1.5M bodies | |
| Lowell astorb | orbits with uncertainties | 1.5M | |
| ESA NEOCC | NEO orbits and risk list | ~40k NEOs | |
| Gaia DR3 solar system | epoch astrometry of asteroids | 158k objects, 23M transits | |
| Gaia FPR solar system | 66 months of asteroid astrometry | 156k objects | |
| Radar astrometry | delay and Doppler | ~1k objects | |
| Stellar occultations | chords and sizes | ~1k events | |
| Lightcurves | rotation periods, photometry | ~40k objects | |
| SsODNet | one card per object | 1.5M | |
| ZTF alerts | difference detections, matched | ~2B alerts | |
| Rubin alerts | difference detections, matched | ~10M per night | |
| NEOWISE known-object associations | IR detections of known bodies | ~50M | |
| SDSS Moving Object Catalog | asteroid detections, colors | 472k | |
| OSSOS | TNOs with efficiencies | 840 | |
| CFEPS | TNOs with efficiencies | 169 | |
| DES TNOs | TNOs with efficiencies | 817 | |
| DEEP | TNOs with efficiencies | ~2k | |
| MOVIS | VISTA movers | 39k | |
| Euclid Q1 solar system | Euclid movers | ~2k | |
| Comets | orbits, activity, photometry | ~5k | |
| Natural satellite astrometry | moon observations | ~1M obs | |
| Planets and natural satellites | moon ephemerides | ~300 | |
| Artificial satellites | tracked-object elements | ~30k | |
| NOIRLab Source Catalog DR2 | 5 sigma detections, every exposure | 68B measurements | |
| Pan-STARRS DR2 detections | single-epoch detections | ~10B | |
| ZTF DR24 sources | single-epoch detections | 1,043B | |
| unTimely | unWISE epoch detections | 23B | |
| NEOWISE single-exposure sources | L1b detections | ~150B | |
| SkyMapper DR4 photometry | per-image detections | ~10B | |
| Rubin DP1 sources | difference and forced detections | ~100M | |
| Euclid Q1 MER | sources in Q1 fields | ~30M | |
| Gaia DR4 epochs | epoch astrometry and photometry | 1.8B sources | |
| Gaia DR3 sources | every bright star | 1.8B | |
| Legacy Surveys DR10 | every fixed source, deep | ~2.5B | |
| Pan-STARRS DR2 objects | every fixed source, 3π | 3B | |
| DES DR2 | every fixed source, south | 691M | |
| HSC-SSP PDR3 | every fixed source, deepest | ~600M | |
| SkyMapper DR4 objects | every fixed source, south | ~700M | |
| CatWISE2020 | every fixed IR source | 1.9B | |
| unWISE | every fixed IR source | 2B | |
| 2MASS PSC | every fixed NIR source | 471M | |
| VHS | every fixed NIR source, south | ~1B | |
| UKIDSS, UHS | every fixed NIR source, north | ~1B | |
| Gaia DR3 variables | changes but does not move | 10M | |
| ASAS-SN variables | changes but does not move | ~700k | |
| Transient Name Server | reported transients | ~200k | |
| CADC SSOIS | orbit to image lookup | ||
| SkyBoT | known objects in a cone | ||
| JPL SBIdent | known objects in a field | ||
| ADAM precovery | orbit matches in NSC and ZTF |