Online calculator for H,G1,G2 photometric system

Version here from Javascript.

You can download the example file with (44) Nysa observations for testing this tool. The linear, unconstrained version implements the IAU-adopted system from Muinonen et al. (2010), and the nonlinear, constrained version the extension from Penttilä et al. (2016). For local copies of the articles, see Please cite if you publish results using this tool.



Plot, errors, report

Angles in degrees radians
Linear, unconstrained fit
Nonlinear, constrained fit

File log window

Fit log window

Fit plot window

Fit error log window