Bay Area 511 Union City Transit Schedule#
GTFS Stop Time Updates Bay Area 511 Union City Transit Schedule Summary#
Generally, we want better transit user experience. Specifically, the performance metrics we can derive from GTFS RT Trip Updates distills into the following objectives:
Increase prediction reliability and accuracy
Increase the availability and completeness of GTFS RT
Decrease the inconsistency and fluctuations of predictions
| Bay Area 511 Union City Transit Schedule | ||||||||||
| service_date | # Stop Time Update Messages | % Minutes with 2+ Stop Time Update Message | % Minutes with Accurate Predictions | Prediction Spread / Wobble (minutes) | Avg Stop Time Updates per Minute | % Scheduled Trips with Trip Updates | Bus Catch Likelihood (early + ontime predictions) | Prediction Padding (minutes added to avoid missing bus) | Prediction Error IQR (75th - 25th percentile) (minutes) | Prediction Error 50th percentile (minutes) |
|---|---|---|---|---|---|---|---|---|---|---|
| 2025-06-01 | 338,490 | 91.2% | 74.3% | 0.5 | 1.6 | 75.0% | 62.0% | 4.8 | 2.6 | 0.3 |
| 2025-06-02 | 711,426 | 90.5% | 65.0% | 0.2 | 1.6 | 70.0% | 59.0% | 7.0 | 3.1 | 0.3 |
| 2025-06-03 | 628,500 | 91.5% | 66.4% | 0.2 | 1.5 | 68.0% | 58.0% | 6.4 | 2.8 | 0.2 |
| 2025-06-04 | 968,241 | 92.1% | 66.7% | 0.5 | 1.9 | 79.0% | 56.0% | 6.1 | 3.0 | 0.1 |
| 2025-06-05 | 1,080,618 | 92.4% | 66.7% | 0.3 | 1.3 | 67.0% | 59.0% | 6.8 | 2.9 | 0.3 |
| 2025-06-06 | 815,487 | 90.7% | 68.6% | 0.3 | 1.1 | 80.0% | 61.0% | 7.9 | 2.7 | 0.1 |
| 2025-06-07 | 358,911 | 92.5% | 70.7% | 0.2 | 1.3 | 86.0% | 64.0% | 6.0 | 2.2 | 0.2 |
| 2025-06-08 | 427,377 | 91.7% | 71.4% | 0.2 | 1.6 | 84.0% | 68.0% | 6.3 | 2.7 | 0.7 |
| 2025-06-09 | 727,596 | 92.0% | 65.3% | 0.6 | 1.9 | 76.0% | 66.0% | 7.8 | 3.0 | 0.6 |
| 2025-06-10 | 812,811 | 91.6% | 64.8% | 0.3 | 1.4 | 70.0% | 61.0% | 6.9 | 3.2 | 0.3 |
| 2025-06-11 | 960,597 | 92.1% | 72.7% | 0.3 | 1.7 | 73.0% | 58.0% | 6.6 | 2.6 | 0.2 |
| 2025-06-12 | 898,719 | 91.9% | 63.8% | 0.3 | 1.4 | 67.0% | 59.0% | 7.5 | 3.2 | 0.4 |
| 2025-06-13 | 890,766 | 93.2% | 66.1% | 0.4 | 1.6 | 57.0% | 62.0% | 7.3 | 3.0 | 0.5 |
| 2025-06-14 | 126,213 | 89.3% | 67.0% | 0.3 | 1.9 | 41.0% | 50.0% | 4.7 | 2.8 | 0.0 |
| 2025-06-15 | 19,473 | 90.6% | 56.0% | 0.3 | 2.8 | 50.0% | 41.0% | 16.1 | 3.5 | -0.3 |