| Month | Angstrom-Prescott Err (%) | Allen Err (%) | Sabbagh Err (%) |
| January | 2.205 | 7.542 | −10.337 |
| February | −4.787 | −3.902 | −11.801 |
| March | −9.800 | −5.223 | −5.330 |
| April | −6.407 | −11.008 | −2.358 |
| May | 0.000 | −10.572 | −3.085 |
| June | 6.398 | −3.002 | −7.167 |
| July | 7.265 | −7.126 | −9.541 |
| August | 10.123 | −6.311 | −8.012 |
| September | 2.662 | −7.319 | −11.73 |
| October | 4.860 | −4.947 | −9.877 |
| November | 0.542 | 5.895 | −6.880 |
| December | 4.725 | 9.089 | −8.436 |
| Average | 1.482 | −3.073 | −7.879 |