The following information was obtained from the Environment Canada folder in the ASAP van on board the Discoverer, and are unofficial.
VAISALA RS 80-15 and RS 80-15 N Specifications:
| Temperature sensor type | Capacitive bead |
| Range of measurement | +60 to -90 Celsius |
| Accuracy | +/- 0.2 Celsius |
| Resolution | 0.1 Celsius |
| Lag (6m/s flow) | 1.5 s at 1000mb |
| Solar radiation correction | < 1 Celsius at 10 mb and 60 deg solar elevation |
| Pressure sensor type | Capacitive aneroid |
| Range of measurement | 1060 to 3 mb |
| Accuracy | +/- 1 mb |
| Resolution | 0.1 mb |
| Humidity sensor type: | thin film capacitor |
| Range of measurement | 0 to 100 % RH |
| Accuracy | +/- 2% RH |
| Resolution | 1 % RH |
| Lag (6 m/s flow) | 1 s at 1000 mb, 20 Celsius |
| Sampling density | 1 sample per second for each parameter |
| Calibration data contents | third degree equation coefficients for each sensor with checksum for entry verification |
| Weight ready for release | Less than 200 g |
| Case dimensions | 55 mm * 147 mm * 395 mm |