Show big chart Data from OpenStreetMap - Published under ODbL

Show big chart

Information about MPC station 087 (Helwan).

Core informations from the MPC code files:

Code 087
Longitude 31.3411 (31:20:27 East)
cos(Latitude) 0.86799
sin(Latitude) +0.49495
Geocentric Latitude 29.69288 (29:41:34)
Geographic Latitude 29.85877 (29:51:31)
Altitude 124 m (Note: The uncertainty maybe several meters at moment due to wrong values by the observer).
Radius 6372,923 km
Station Name Helwan
First observation 1911-02-05
Last observation 1985-11-10 (based on MPCAT)
Interval betwen first and last observation 27308
Number of observations 57
Number of different observed objects 4
Number of used nights 48
MPEC watch https://sbnmpc.astro.umd.edu/mpecwatch/byStation/station_087.html
Small Body Explorer https://sbx.dirac.dev/station/087
NEODyS-2 https://newton.spacedys.com/neodys/index.php?pc=2.1.2&o=087&ab=0
Google Search https://google.com/search?q=087+"Helwan"
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 06-04-2026 07:58:54. (C) Jost Jahn, Amrum, Germany, codes@jostjahn.de.