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Information about MPC station Z51 (Anunaki Observatory, Rivas Vaciamadrid).

Core informations from the MPC code files:

Code Z51
Longitude 356.4486 (356:26:54 East)
cos(Latitude) 0.76313
sin(Latitude) +0.64423
Geocentric Latitude 40.17086 (40:10:15)
Geographic Latitude 40.36067 (40:21:38)
Altitude 629 m (Note: The uncertainty maybe several meters at moment due to wrong values by the observer).
Radius 6369,282 km
Station Name Anunaki Observatory, Rivas Vaciamadrid
First observation 2016-09-08
Last observation 2017-05-04 (based on MPCAT)
Interval betwen first and last observation 239
Number of observations 263
Number of different observed objects 23
Number of used nights 66
MPEC watch https://sbnmpc.astro.umd.edu/mpecwatch/byStation/station_Z51.html
Small Body Explorer https://sbx.dirac.dev/station/Z51
NEODyS-2 https://newton.spacedys.com/neodys/index.php?pc=2.1.2&o=Z51&ab=0
Google Search https://google.com/search?q=Z51+"Anunaki Observatory - Rivas Vaciamadrid"
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 06-13-2026 08:02:11. (C) Jost Jahn, Amrum, Germany, codes@jostjahn.de.