In astronomy, precovery (short for pre-discovery recovery) is the process of finding the image of a celestial object in images or photographic plates...

Near Earth Objects Precovery Survey, has been initiated to systematically search existing photographic plate archives for precovery images of known NEOs...

(1,900,000 km). Published by the Digitized Sky Survey (DSS), a first precovery was taken at the discovering observatory in 1974, extending the asteroid's...

to perihelion around 2163. 2009 YE7 has been observed 70 times, with precovery images dating back to 2006, and has an orbital quality code of 4. The...

discovery, precovery images of Varuna were found by German astronomers Andre Knofel and Reiner Stoss at the Palomar Observatory. One particular precovery image...

Sierra Nevada Observatory in Spain, who had discovered it that year in precovery images taken by the team in 2003. From that announcement, it received...

tracking—Haumea—was controversially announced on July 27 by a different team in Spain. Precovery images of Eris have been identified back to September 3, 1954. More observations...

with respect to the ecliptic. The body's observation arc begins with a precovery taken at Palomar Observatory in April 1955, almost 44 years prior to its...

Uncertainty parameter 0 Observation arc 23.06 yr (8,422 days) Earliest precovery date 15 October 1999 Aphelion 2.437 AU Perihelion 1.946 AU Semi-major...

Luhman 16 (also designated WISE 1049−5319 or WISE J104915.57−531906.1) is a binary brown-dwarf system in the southern constellation Vela at a distance...

precovery observations, in which the asteroid would be detected in archival telescope images taken before its discovery. The earliest known precovery...

claimed as the tenth planet by the press. Chiron was later found on several precovery images, going back to 1895, which allowed its orbit to be accurately determined...

release and a paper detailing the discovery of 2017 OF201. Additional precovery observations of 2017 OF201 were later found in Sloan Digital Sky Survey...

span to confirm the satellite's orbit. The satellite has been found in precovery observations as early as 2003. Pandia is part of the Himalia group, a...

of its position backwards in time for identification in precovery observations. Seven precovery observations from Digitized Sky Survey plates were identified...

asteroid was removed from the Sentry Risk Table in April 2014 as a result of precovery images establishing it is a harmless main belt asteroid. 2004 BX159 orbits...

2023 (JD 2460305.5) Observation arc 6.73 years (2,457 days) Earliest precovery date 6 June 2018 Number of observations 41 Perihelion 14.123 AU Eccentricity...

Telescope at Siding Spring Observatory, Coonabarabran, Australia. A 1983 precovery (1983 UH) is credited to Giovanni de Sanctis and Richard M. West of the...

53.7 AU as of 2021[update]. The body's observation arc begins with a precovery, published by the Digitized Sky Survey and taken at the Siding Spring...

characteristics Epoch 31 March 1917 (JD 2421318.5) Observation arc 38 days Earliest precovery date December 193 Number of observations 11 Orbit type Halley-type Aphelion...

Uncertainty parameter 0 Observation arc 84.90 yr (31,008 days) Earliest precovery date 3 December 1931 Aphelion 3.7257 AU Perihelion 0.6243 AU Semi-major...

years prior to its official discovery observation at Mount Lemmon, with a precovery taken at Palomar Observatory in 1951, and published by the Digitized Sky...

Uncertainty parameter 0 Observation arc 83.29 yr (30,422 days) Earliest precovery date 10 February 1934 Aphelion 4.1242 AU Perihelion 0.9399 AU Semi-major...

(NEAT) using the 1.2 meter Samuel Oschin telescope at Palomar Observatory. Precovery images of the comet were found by Maik Meyer in December 2004. There were...

magnitude of 3.7, and has been observed 178 times over 16 oppositions with precovery images back to August 1982. Stellar occultation events indicate that Gǃkúnǁʼhòmdímà...

K10, P/2012 Q2 Orbital characteristics Epoch 12 February 2021 Earliest precovery date 12 December 1999 Aphelion 5.125 AU Perihelion 0.039 AU Semi-major...

a reprocessing of departure images from the probe revealed a possible precovery image of Enceladus's plumes. Voyager 2 passed closer to Enceladus (87...

0987 AU (14,800,000 km), which corresponds to 38.5 lunar distances. A first precovery was taken at the discovering observatory in 1954, extending the body's...

2004, Apophis passed 0.0964 AU (14.42 Gm; 8.96 million mi) from Earth. Precovery observations from March 15, 2004, were identified on December 27, and...

characteristics Epoch 19 July 1893 (JD 2412663.5) Observation arc 15 days Earliest precovery date 20 June 1893 Number of observations 15 Perihelion 0.6744 AU Eccentricity...