Commute Lab | Shash Sinha

Duration by departure

Chart center statistic

Min–max rangeMedianP90 reliability

Ranges and reliability become decision-useful only after repeated comparable weekdays.

Morning outbound aggregate by-slot table for 2026-09-09 through 2026-10-20
Slot	valid / recorded	Average	Median	P80	P90	Min–max	Errors / missing
07:30	16 / 22	46.3 min	48.0 min	49.0 min	50.0 min	31–52 min	6 / 0
07:45	16 / 20	48.9 min	51.0 min	52.0 min	52.0 min	40–55 min	4 / 0
08:00	17 / 24	48.8 min	51.0 min	53.0 min	53.8 min	31–55 min	7 / 0
08:15	14 / 22	49.6 min	51.5 min	53.4 min	54.7 min	38–55 min	8 / 0
08:30	17 / 23	45.8 min	47.0 min	50.0 min	51.4 min	33–53 min	6 / 0
08:45	16 / 23	43.6 min	44.0 min	48.0 min	48.5 min	33–51 min	7 / 0
09:00	14 / 23	42.7 min	43.0 min	45.0 min	45.0 min	38–47 min	9 / 0
09:15	17 / 25	39.8 min	40.0 min	42.4 min	45.2 min	32–48 min	8 / 0
09:30	12 / 25	37.8 min	37.5 min	39.6 min	40.0 min	34–44 min	13 / 0
09:45	16 / 23	35.4 min	35.0 min	37.0 min	39.5 min	22–45 min	7 / 0
10:00	19 / 24	35.0 min	35.0 min	36.0 min	37.2 min	32–40 min	5 / 0
10:15	17 / 23	35.3 min	35.0 min	36.8 min	39.0 min	32–39 min	6 / 0
10:30	16 / 24	35.8 min	36.0 min	38.0 min	38.5 min	32–40 min	8 / 0
10:45	12 / 22	35.8 min	36.0 min	37.8 min	38.9 min	31–41 min	10 / 0
11:00	18 / 22	35.9 min	35.0 min	37.0 min	40.0 min	33–42 min	4 / 0

Daily observations

Every cell includes a number or status text; color is supplementary. A not-recorded cell means no row exists for that date and slot.

Morning outbound calendar-date heatmap for 2026-09-09 through 2026-10-20
Date	07:30	07:45	08:00	08:15	08:30	08:45	09:00	09:15	09:30	09:45	10:00	10:15	10:30	10:45	11:00
2026-09-10Thursday	not-recorded	not-recorded	error	not-recorded	49 min	not-recorded	45 min	44 min	40 min	error	not-recorded	37 min	37 min	37 min	37 min
2026-09-11Friday	not-recorded	not-recorded	not-recorded	not-recorded	41 min	not-recorded	38 min	38 min	35 min	34 min	34 min	not-recorded	33 min	error	not-recorded
2026-09-14Monday	error	not-recorded	45 min	error	not-recorded	43 min	43 min	40 min	38 min	not-recorded	35 min	35 min	36 min	37 min	36 min
2026-09-15Tuesday	49 min	51 min	53 min	error	not-recorded	error	error	error	38 min	37 min	error	not-recorded	35 min	33 min	33 min
2026-09-16Wednesday	46 min	52 min	error	not-recorded	50 min	46 min	44 min	error	error	not-recorded	36 min	error	error	36 min	error
2026-09-17Thursday	48 min	51 min	52 min	50 min	49 min	45 min	43 min	40 min	40 min	35 min	36 min	error	error	error	35 min
2026-09-18Friday	not-recorded	40 min	39 min	38 min	37 min	37 min	not-recorded	34 min	34 min	34 min	34 min	34 min	34 min	not-recorded	34 min
2026-09-21Monday	43 min	45 min	48 min	48 min	46 min	41 min	41 min	38 min	error	34 min	32 min	32 min	error	31 min	not-recorded
2026-09-22Tuesday	46 min	not-recorded	51 min	52 min	49 min	error	not-recorded	40 min	36 min	35 min	35 min	32 min	34 min	not-recorded	33 min
2026-09-23Wednesday	46 min	error	51 min	48 min	47 min	46 min	error	error	37 min	35 min	error	33 min	not-recorded	not-recorded	not-recorded
2026-09-30Wednesday	48 min	52 min	error	52 min	error	49 min	45 min	error	error	error	34 min	35 min	error	error	34 min
2026-10-01Thursday	48 min	51 min	53 min	error	51 min	48 min	45 min	40 min	error	35 min	33 min	error	33 min	34 min	34 min
2026-10-02Friday	40 min	41 min	error	41 min	41 min	39 min	error	36 min	error	35 min	35 min	35 min	error	error	35 min
2026-10-05Monday	error	49 min	48 min	error	44 min	42 min	error	error	error	37 min	error	36 min	36 min	41 min	40 min
2026-10-06Tuesday	50 min	not-recorded	55 min	54 min	47 min	error	39 min	40 min	38 min	36 min	35 min	34 min	error	error	37 min
2026-10-07Wednesday	49 min	error	error	error	50 min	48 min	44 min	43 min	error	error	35 min	34 min	35 min	error	error
2026-10-08Thursday	error	52 min	53 min	51 min	error	error	error	47 min	44 min	40 min	38 min	39 min	error	36 min	34 min
2026-10-09Friday	error	error	error	error	40 min	error	error	error	37 min	error	36 min	36 min	36 min	error	37 min
2026-10-12Monday	31 min	error	31 min	error	33 min	33 min	error	32 min	error	error	35 min	36 min	error	35 min	35 min
2026-10-13Tuesday	50 min	51 min	53 min	53 min	53 min	error	error	48 min	error	45 min	40 min	error	39 min	38 min	37 min
2026-10-14Wednesday	49 min	52 min	error	55 min	52 min	51 min	47 min	error	error	error	error	39 min	38 min	error	error
2026-10-15Thursday	52 min	55 min	53 min	53 min	error	error	error	error	error	39 min	37 min	39 min	38 min	error	42 min
2026-10-16Friday	error	41 min	42 min	error	error	42 min	41 min	38 min	error	error	error	error	36 min	error	error
2026-10-19Monday	45 min	47 min	48 min	45 min	error	43 min	40 min	38 min	36 min	33 min	33 min	error	32 min	32 min	33 min
2026-10-20Tuesday	error	52 min	55 min	55 min	error	45 min	43 min	40 min	error	22 min	33 min	34 min	40 min	39 min	40 min

Fuel & time scenarios

Vehicle scenarioPremium gas $5.25/galOffice days per week 3Morning outbound comparison 50 min

Morning outbound one way$5.27

Observed round trip$10.51

Annual scenario$1514

Selected-leg time scenario24 h/year

Illustrative only: combined MPG and user-set fuel price are not measured traffic telemetry.

Evidence boundary

Selected period quality

25 calendar days; 345 recorded rows; 108 errors; 0 explicit missing rows. Unrecorded campaign intervals are not backfilled.

Privacy-safe publication

The checked-in artifact contains route-level durations, coarse labels, and minute-level timestamps. It excludes raw endpoints, private coordinates, browser evidence, URLs, cookies, paths, raw errors, credentials, and hashes.

Download sanitized data ↓

Home ↔ San Francisco