| Show big chart Data from OpenStreetMap - Published under ODbL Show big chart | 
Core informations from the MPC code files:
| Code | 320 | 
| Longitude | 116.4381 (116:26:17 East) | 
| cos(Latitude) | 0.85859 | 
| sin(Latitude) | -0.51102 | 
| Geocentric Latitude | -30.76047 (329:14:22) | 
| Geographic Latitude | -30.92989 (329:04:12) | 
| Altitude | 266 m (Note: The uncertainty maybe several meters at moment due to wrong values by the observer). | 
| Radius | 6372,578 km | 
| Station Name | Chiro Observatory | 
| First observation | 2000-10-28 | 
| Last observation | 2005-08-04 (based on MPCAT) | 
| Interval betwen first and last observation | 1742 | 
| Number of observations | 335 | 
| Number of different observed objects | 54 | 
| Number of used nights | 20 | 
| MPEC objects | https://mpec.jostjahn.de/320-stat.html | 
| ITF objects | https://itfs.jostjahn.de/itf-320.html | 
| MPEC watch | https://sbnmpc.astro.umd.edu/mpecwatch/byStation/station_320.html | 
| NEODyS-2 | https://newton.spacedys.com/neodys/index.php?pc=2.1.2&o=320&ab=0 | 
| Google Search | https://google.com/search?q=320+"Chiro Observatory" | 
| Location | Geohack OpenStreet Map Satellite chart | 
This research has made use of data and/or services provided by the International Astronomical Union's Minor Planet Center.
Made with obs-stat at 10-31-2025 07:55:50. (C) Jost Jahn, Amrum, Germany, codes@jostjahn.de.