+---------+-------------+-----------------+----------+----------+---------+----------+
| color   |   curvature |   curvature_err |       x0 |   x0_err |      y0 |   y0_err |
+=========+=============+=================+==========+==========+=========+==========+
| red     |     2.1e+13 |         1.9e+12 | -4.3e-05 |  4.8e-06 | 1.0e+09 |  4.6e+03 |
+---------+-------------+-----------------+----------+----------+---------+----------+
| blue    |     1.8e+13 |         1.0e+12 | -6.9e-06 |  1.6e-06 | 1.0e+09 |  2.9e+03 |
+---------+-------------+-----------------+----------+----------+---------+----------+
| purple  |     2.2e+13 |         1.7e+12 |  1.5e-05 |  2.5e-06 | 1.0e+09 |  4.4e+03 |
+---------+-------------+-----------------+----------+----------+---------+----------+