Calculation record

Published quantities retain their source weights and signed values. Speed numerators are recorded bus-miles × 60; denominators are recorded bus-minutes. Rider-hours divide signed passenger-minutes by 60. Lane match divides matched dedicated-lane bus-miles by eligible recorded bus-miles.

Full JSON record · CSV record · Geometry and lane source records · Source inputs and agency definitions

network speed

Result
7.73312830282 mph
Numerator
1094838731.51998
Denominator
141577727.492299
Period and filters
2026-06-01 through 2026-08-31 · Weekdays, all hours
Source
speed

network lane match

Result
0.0508336171418 fraction of eligible recorded bus-miles
Numerator
903761.650916987
Denominator
17778818.4617183
Period and filters
2026-06-01 through 2026-08-31 · Weekdays; October 1 inventory; known geometry and lane attributes only
Source
lanes · shapes · speed

am speed

Result
7.71665328323 mph
Numerator
150814001.459999
Denominator
19543964.9709
Period and filters
2026-06-01 through 2026-08-31 · am
Source
speed

am lane match

Result
0.0586414510964 fraction of eligible recorded bus-miles
Numerator
143670.657331865
Denominator
2449984.68908411
Period and filters
2026-06-01 through 2026-08-31 · Weekdays; October 1 inventory; known geometry and lane attributes only
Source
lanes · shapes · speed

pm speed

Result
7.07457597938 mph
Numerator
199428967.619998
Denominator
28189529.4080002
Period and filters
2026-06-01 through 2026-08-31 · pm
Source
speed

pm lane match

Result
0.0560497475637 fraction of eligible recorded bus-miles
Numerator
181398.484603256
Denominator
3236383.61434394
Period and filters
2026-06-01 through 2026-08-31 · Weekdays; October 1 inventory; known geometry and lane attributes only
Source
lanes · shapes · speed

B35 speed

Result
5.70002000067 mph
Numerator
6873233.75999998
Denominator
1205826.2531
Period and filters
2026-06-01 through 2026-08-31 · Weekdays, all hours
Source
speed

B35 lane match

Result
0.0139147665936 fraction of eligible recorded bus-miles
Numerator
1593.990725232
Denominator
114553.896
Period and filters
2026-06-01 through 2026-08-31 · Weekdays; October 1 inventory; known geometry and lane attributes only
Source
lanes · shapes · speed

B41 speed

Result
6.51643068513 mph
Numerator
12011352.06
Denominator
1843240.9766
Period and filters
2026-06-01 through 2026-08-31 · Weekdays, all hours
Source
speed

B41 lane match

Result
0.0255520741992 fraction of eligible recorded bus-miles
Numerator
5062.537939438
Denominator
198126.30082292
Period and filters
2026-06-01 through 2026-08-31 · Weekdays; October 1 inventory; known geometry and lane attributes only
Source
lanes · shapes · speed

BX36 speed

Result
6.16413618757 mph
Numerator
7789233.72000001
Denominator
1263637.5127
Period and filters
2026-06-01 through 2026-08-31 · Weekdays, all hours
Source
speed

BX36 lane match

Result
0.0280537547521 fraction of eligible recorded bus-miles
Numerator
3641.954208134
Denominator
129820.562
Period and filters
2026-06-01 through 2026-08-31 · Weekdays; October 1 inventory; known geometry and lane attributes only
Source
lanes · shapes · speed

M31 speed

Result
5.0609923064 mph
Numerator
2876827.14
Denominator
568431.4391
Period and filters
2026-06-01 through 2026-08-31 · Weekdays, all hours
Source
speed

M31 lane match

Result
0.00406351450939 fraction of eligible recorded bus-miles
Numerator
194.83381374
Denominator
47947.119
Period and filters
2026-06-01 through 2026-08-31 · Weekdays; October 1 inventory; known geometry and lane attributes only
Source
lanes · shapes · speed

M4 speed

Result
5.52782896635 mph
Numerator
7616084.22
Denominator
1377771.3215
Period and filters
2026-06-01 through 2026-08-31 · Weekdays, all hours
Source
speed

M4 lane match

Result
0.0222177937118 fraction of eligible recorded bus-miles
Numerator
2675.281755644
Denominator
120411.675
Period and filters
2026-06-01 through 2026-08-31 · Weekdays; October 1 inventory; known geometry and lane attributes only
Source
lanes · shapes · speed

M42 speed

Result
4.95265254614 mph
Numerator
1995635.88
Denominator
402942.8395
Period and filters
2026-06-01 through 2026-08-31 · Weekdays, all hours
Source
speed

M42 lane match

Result
0.175096346604 fraction of eligible recorded bus-miles
Numerator
5633.213531732
Denominator
32172.079206576
Period and filters
2026-06-01 through 2026-08-31 · Weekdays; October 1 inventory; known geometry and lane attributes only
Source
lanes · shapes · speed

M50 speed

Result
4.72443413103 mph
Numerator
957655.259999999
Denominator
202702.6377
Period and filters
2026-06-01 through 2026-08-31 · Weekdays, all hours
Source
speed

M50 lane match

Result
0.000939109374954 fraction of eligible recorded bus-miles
Numerator
14.989050544
Denominator
15960.921
Period and filters
2026-06-01 through 2026-08-31 · Weekdays; October 1 inventory; known geometry and lane attributes only
Source
lanes · shapes · speed

M57 speed

Result
4.85681056421 mph
Numerator
1608992.16
Denominator
331285.7561
Period and filters
2026-06-01 through 2026-08-31 · Weekdays, all hours
Source
speed

M57 lane match

Result
0 fraction of eligible recorded bus-miles
Numerator
0
Denominator
26816.536
Period and filters
2026-06-01 through 2026-08-31 · Weekdays; October 1 inventory; known geometry and lane attributes only
Source
lanes · shapes · speed

additional rider hours

Result
7522863.9653 rider-hours
Numerator
451371837.918102
Denominator
60
Period and filters
2026-06-01 through 2026-08-31 · All journey periods, modeled unlinked rides, aggregate ALL and EXP excluded
Source
journey

waiting share

Result
0.839684401263 fraction of net additional rider time
Numerator
379009891.469308
Denominator
451371837.918102
Period and filters
2026-06-01 through 2026-08-31 · Signed passenger-minutes; both journey periods
Source
journey

journey reliability

Result
0.712870409467 fraction of modeled rides within five minutes
Numerator
114763106.692187
Denominator
160987333.978467
Period and filters
2026-06-01 through 2026-08-31 · Passenger-weighted journey performance; both journey periods
Source
journey

waiting rider hours

Result
6316831.52449 rider-hours
Numerator
379009891.469308
Denominator
60
Period and filters
2026-06-01 through 2026-08-31 · Signed passenger-minutes
Source
journey

onboard rider hours

Result
1206032.44081 rider-hours
Numerator
72361946.4487938
Denominator
60
Period and filters
2026-06-01 through 2026-08-31 · Signed passenger-minutes
Source
journey

BX36 rider hours

Result
143666.954779 rider-hours
Numerator
8620017.28674058
Denominator
60
Period and filters
2026-06-01 through 2026-08-31 · Both journey periods; passenger-weighted signed additional time
Source
journey

BX36 reliability

Result
0.652856828061 fraction of modeled rides within five minutes
Numerator
1412060.76288712
Denominator
2162894.99043924
Period and filters
2026-06-01 through 2026-08-31 · Both journey periods
Source
journey

BX36 scenario bus hours

Result
3159.09378175 bus-hours
Numerator
189545.626905
Denominator
60
Period and filters
2026-06-01 through 2026-08-31 · Weekdays; all observed segments; uniform 15% reduction assumption
Source
speed

B41 rider hours

Result
122726.436333 rider-hours
Numerator
7363586.17998211
Denominator
60
Period and filters
2026-06-01 through 2026-08-31 · Both journey periods; passenger-weighted signed additional time
Source
journey

B41 reliability

Result
0.609310613392 fraction of modeled rides within five minutes
Numerator
954413.772122808
Denominator
1566382.97634473
Period and filters
2026-06-01 through 2026-08-31 · Both journey periods
Source
journey

B41 scenario bus hours

Result
4608.1024415 bus-hours
Numerator
276486.146490001
Denominator
60
Period and filters
2026-06-01 through 2026-08-31 · Weekdays; all observed segments; uniform 15% reduction assumption
Source
speed

B35 rider hours

Result
119855.292313 rider-hours
Numerator
7191317.53878773
Denominator
60
Period and filters
2026-06-01 through 2026-08-31 · Both journey periods; passenger-weighted signed additional time
Source
journey

B35 reliability

Result
0.631454907493 fraction of modeled rides within five minutes
Numerator
1113548.05487595
Denominator
1763464.09167477
Period and filters
2026-06-01 through 2026-08-31 · Both journey periods
Source
journey

B35 scenario bus hours

Result
3014.56563275 bus-hours
Numerator
180873.937965
Denominator
60
Period and filters
2026-06-01 through 2026-08-31 · Weekdays; all observed segments; uniform 15% reduction assumption
Source
speed

Bronx speed

Result
7.05229208606 mph
Numerator
176827556.760001
Denominator
25073770.9955999
Period and filters
2026-06-01 through 2026-08-31 · Weekdays; route-assigned borough
Source
speed

Brooklyn speed

Result
6.9753097781 mph
Numerator
262826910.42
Denominator
37679604.0292001
Period and filters
2026-06-01 through 2026-08-31 · Weekdays; route-assigned borough
Source
speed

Manhattan speed

Result
6.16515985676 mph
Numerator
148573511.579999
Denominator
24098890.3826999
Period and filters
2026-06-01 through 2026-08-31 · Weekdays; route-assigned borough
Source
speed

Queens speed

Result
8.68575598685 mph
Numerator
398758739.580002
Denominator
45909502.8900006
Period and filters
2026-06-01 through 2026-08-31 · Weekdays; route-assigned borough
Source
speed

Staten Island speed

Result
12.233724181 mph
Numerator
107852013.18
Denominator
8815959.19479999
Period and filters
2026-06-01 through 2026-08-31 · Weekdays; route-assigned borough
Source
speed

Local speed

Result
7.5634691167 mph
Numerator
876598011.360006
Denominator
115898934.4486
Period and filters
2026-06-01 through 2026-08-31 · Weekdays; service=Local
Source
speed

Limited speed

Result
7.94734851436 mph
Numerator
93927716.3999996
Denominator
11818748.8859
Period and filters
2026-06-01 through 2026-08-31 · Weekdays; service=Limited
Source
speed

SBS speed

Result
8.96916361482 mph
Numerator
124313003.76
Denominator
13860044.1578
Period and filters
2026-06-01 through 2026-08-31 · Weekdays; service=SBS
Source
speed

hour 15 speed

Result
6.73680661365 mph
Numerator
61571423.04
Denominator
9139556.25730001
Period and filters
2026-06-01 through 2026-08-31 · Weekdays; 3–4 PM
Source
speed

pm speed difference

Result
0.0832067063631 fraction slower
Numerator
0.642077303843783
Denominator
7.71665328322854
Period and filters
2026-06-01 through 2026-08-31 · Weekdays; PM 4–7 PM versus AM 7–9 AM
Source
speed

SBS Local difference

Result
0.185853141784 fraction faster
Numerator
1.40569449812806
Denominator
7.56346911669642
Period and filters
2026-06-01 through 2026-08-31 · Weekdays; descriptive service comparison
Source
speed

network lane eligible fraction

Result
0.974325329377 fraction of recorded bus-miles
Numerator
17778818.4617183
Denominator
18247312.1919997
Period and filters
2026-06-01 through 2026-08-31 · Weekdays; all hours
Source
lanes · shapes · speed