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    Show big chart Data from OpenStreetMap - Published under ODbL Show big chart  | 
 
Core informations from the MPC code files:
| Code | 897 | 
| Longitude | 139.4929 (139:29:34 East) | 
| cos(Latitude) | 0.80797 | 
| sin(Latitude) | +0.58725 | 
| Geocentric Latitude | 36.01046 (36:00:37) | 
| Geographic Latitude | 36.19368 (36:11:37) | 
| Altitude | 14 m (Note: The uncertainty maybe several meters at moment due to wrong values by the observer). | 
| Radius | 6370,786 km | 
| Station Name | YGCO Chiyoda Station | 
| First observation | 1987-01-24 | 
| Last observation | 2002-12-15 (based on MPCAT) | 
| Interval betwen first and last observation | 5805 | 
| Number of observations | 5813 | 
| Number of different observed objects | 650 | 
| Number of used nights | 848 | 
| MPEC objects | https://mpec.jostjahn.de/897-stat.html | 
| ITF objects | https://itfs.jostjahn.de/itf-897.html | 
| MPEC watch | https://sbnmpc.astro.umd.edu/mpecwatch/byStation/station_897.html | 
| NEODyS-2 | https://newton.spacedys.com/neodys/index.php?pc=2.1.2&o=897&ab=0 | 
| Google Search | https://google.com/search?q=897+"YGCO Chiyoda Station" | 
| 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 11-03-2025 07:57:36. (C) Jost Jahn, Amrum, Germany, codes@jostjahn.de.