| Show big chart Data from OpenStreetMap - Published under ODbL Show big chart | 
Core informations from the MPC code files:
| Code | 071 | 
| Longitude | 24.73782 (24:44:16 East) | 
| cos(Latitude) | 0.74803 | 
| sin(Latitude) | +0.66185 | 
| Geocentric Latitude | 41.50210 (41:30:07) | 
| Geographic Latitude | 41.69317 (41:41:35) | 
| Altitude | 1741 m (Note: The uncertainty maybe several meters at moment due to wrong values by the observer). | 
| Radius | 6368,791 km | 
| Station Name | NAO Rozhen, Smolyan | 
| First observation | 1983-06-09 | 
| Last observation | 2025-07-04 (based on MPCAT) | 
| Interval betwen first and last observation | 15367 | 
| Number of observations | 48152 | 
| Number of different observed objects | 3519 | 
| Number of used nights | 961 | 
| MPEC objects | https://mpec.jostjahn.de/071-stat.html | 
| NEO objects | https://neocp.jostjahn.de/station-071.html | 
| ITF objects | https://itfs.jostjahn.de/itf-071.html | 
| MPEC watch | https://sbnmpc.astro.umd.edu/mpecwatch/byStation/station_071.html | 
| NEODyS-2 | https://newton.spacedys.com/neodys/index.php?pc=2.1.2&o=071&ab=0 | 
| Google Search | https://google.com/search?q=071+"NAO Rozhen - Smolyan" | 
| 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 10-25-2025 08:00:27. (C) Jost Jahn, Amrum, Germany, codes@jostjahn.de.