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Picture of the Day · NASA

Pathfinder on Mars
2026-07-04
On July 4th, 1997, using its own array of fireworks, a parachute, and a cocoon of airbags, the Mars Pathfinder spacecraft bounced like a giant beach ball at least 15 times before it came to rest on the surface of Mars at 10:07 AM Pacific Daylight Time. After its then novel airbag-assisted landing sequence was completed, Pathfinder transmitted this color mosaic to mission operators on Earth. In the scene from another world, the Mars Sojourner robot rover is visible in the foreground, crouched on top of the unfolded Pathfinder. About the size of a large house cat, the six-wheeled, solar-powered Sojourner became the first successful Martian rover. Surrounding Pathfinder are deflated airbags and the rock-strewn terrain of the Ares Vallis floodplain. In the distance Martian hills appear against a dusty brownish sky. The Pathfinder lander was subsequently renamed the Carl Sagan Memorial Station.
via NASA APOD
Key facts
- Discovered by
- K. Reinmuth
- Discovery site
- Heidelberg Obs.
- Discovery date
- 7 April 1953
- Named after
- Paul Götz , (German astronomer)
- Alternative designations
- 1953 GE · 1953 GR 1 , 1976 GE 2 · 1976 JG
- Minor planet category
- main-belt · ( inner ) , background
- Observation arc
- 65.12 yr (23,784 d)
- Aphelion
- 2.8190 AU
- Perihelion
- 2.0867 AU
- Semi major axis
- 2.4528 AU
- Orbital period sidereal
- 3.84 yr (1,403 d)
- Mean anomaly
- 284.69 °
- Mean motion
- 0° 15 23.76 / day
- Inclination
- 4.2036°
- Longitude of ascending node
- 53.419°
- Argument of perihelion
- 207.18°
- Mean diameter
- 11.769 ± 0.057 km
- Geometric albedo
- 0.039 ± 0.009
via Wikipedia infobox
Wikidata facts
- Instance of
- asteroid
- Named after
- Paul Götz
- Followed by
- Q921746
- Follows
- Q148560
- Parent body
- Sun
- Minor-planet group
- asteroid belt
- Diameter
- 11.769
- Orbital period
- 1403.270722674442
Show 17 more facts
- discoverer or inventor
- Karl Wilhelm Reinmuth
- site of astronomical discovery
- Heidelberg-Königstuhl State Observatory
- provisional designation
- 1976 JG
- time of discovery or invention
- 1953-04-07
- orbital eccentricity
- 0.1491502324403486
- absolute magnitude
- 13.65
- orbital inclination
- 4.195849469520807
- periapsis
- 2.087123955661122
- apoapsis
- 2.818851306334346
- semi-major axis of an orbit
- 2.452987630997734
- mean anomaly
- 281.5845296151301
- longitude of ascending node
- 53.34793280330324
- argument of periapsis
- 208.1854166668056
- albedo
- 0.039
- asteroid spectral type
- F-type asteroid
- time of periapsis
- 2461306.1614827663
- epoch
- November 21, 2025
Sources (3)
via Wikidata · CC0
~3 min read
Encyclopedic overview
2278 Götz, provisional designation 1953 GE, is a dark background asteroid from the inner regions of the asteroid belt's background population, approximately 12 kilometers (7.5 miles) in diameter. It was discovered on 7 April 1953, by German astronomer Karl Reinmuth at the Heidelberg Observatory in southwest Germany. The F/C-type asteroid was named after astronomer Paul Götz.
Orbit and classification
Excerpted from Wikipedia’s “2278 Götz” article, available under the CC BY-SA 4.0 licence.