| Minorplanet: | yes |
| Background: |
|
| 800 Kressmannia | |
| Mpc Name: | (800) Kressmannia |
| Alt Names: | 1915 WP; A905 CF; A912 GC |
| Discovered: | 20 March 1915 |
| Epoch: | 31 July 2016 (JD 2457600.5) |
| Eccentricity: | 0.20134 |
| Semimajor: | 2.1926AU |
| Perihelion: | 1.7512AU |
| Aphelion: | 2.6341abbr=onNaNabbr=on |
| Period: | 3.25 yr (1185.9 d) |
| Inclination: | 4.2623° |
| Asc Node: | 325.184° |
| Arg Peri: | 347.603° |
| Mean Motion: | / day |
| Orbit Ref: | [1] |
| Observation Arc: | 104.01 yr (37991 d) |
| Uncertainty: | 0 |
| Abs Magnitude: | 11.61 |
| Rotation: | 4.464abbr=onNaNabbr=on |
| Mean Diameter: | 15 km |
800 Kressmannia is an S-type asteroidhttps://web.archive.org/web/20090805185511/http://www.psi.edu/pds/resource/taxonomy.html belonging to the Flora family in the Main Belt. Its rotation period is 4.464 hourshttps://web.archive.org/web/20060614093519/http://www.psi.edu/pds/archive/lc.html.