| Discovery | |
|---|---|
| Discovered by | M. F. Wolf A. Schwassmann |
| Discovery date | 17 February 1899 |
| Designations | |
| MPC designation | (443) Photographica |
| Pronunciation | /foʊtəˈɡræfɪkə/ |
| Named after | Photography |
| Alternative designations | 1899 EF |
| Minor planet category | Main belt |
| Orbital characteristics | |
| Epoch 31 July 2016 (JD 2457600.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 116.56 yr (42572 d) |
| Aphelion | 2.30450 AU (344.748 Gm) |
| Perihelion | 2.12676 AU (318.159 Gm) |
| Semi-major axis | 2.21563 AU (331.454 Gm) |
| Eccentricity | 0.040110 |
| Orbital period (sidereal) | 3.30 yr (1204.6 d) |
| Mean anomaly | 208.995° |
| Mean motion | 0° 17 55.871 / day |
| Inclination | 4.23568° |
| Longitude of ascending node | 175.447° |
| Argument of perihelion | 349.449° |
| Physical characteristics | |
| Dimensions | 26.68±1.6 km |
| Synodic rotation period | 19.795 h (0.8248 d) |
| Geometric albedo | 0.1918±0.025 |
| Spectral type | S |
| Absolute magnitude (H) | 10.28 |
443 Photographica is a typical Main belt asteroid. It is classified as an S-type asteroid.
It was discovered by Max Wolf and A. Schwassmann on 17 February 1899 in Heidelberg.
References
- "443 Photographica (1899 EF)". JPL Small-Body Database. NASA/Jet Propulsion Laboratory. Retrieved 10 May 2016.
External links
- 443 Photographica at AstDyS-2, Asteroids—Dynamic Site
- 443 Photographica at the JPL Small-Body Database
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