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BOSTON MARATHON 2026

Emily Sisson

RI

Bib: 108 F

0:00
0:00
/ mi
OTQ
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Overall
#0 / 29021
Top 0.3%
Gender (Female)
#0 / 12578
Top 0.1%
Division (F18-39)
#0 / 5716
Top 0.2%
Race Day Weather
51°/41°F
overcast clouds

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
5:23/mi
16:43
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
5:25/mi
33:32
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
5:29/mi
50:32
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
5:26/mi
1:07:22
↑ 106↓ 860.1%
165 ft elev
HALF· 13.11 mi
5:25/mi
1:11:03
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
5:30/mi
1:24:21
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
5:33/mi
1:41:34
↑ 181↓ 1480.2%
138 ft elev
20M
5:32/mi
1:49:04
↑ 64↓ 500.2%
148 ft elev
21M
5:50/mi
1:54:54
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
5:16/mi
1:58:50
↑ 17↓ 861.7%
156 ft elev
23M
5:31/mi
2:05:44
↑ 23↓ 630.6%
116 ft elev
24M
5:16/mi
2:11:00
↓ 821.3%
34 ft elev
40K· 24.85 mi
5:13/mi
2:15:27
↓ 200.3%
20 ft elev
25.2M
5:37/mi
2:17:23
↑ 13↓ 160.2%
18 ft elev
FINISH· 26.22 mi
5:11/mi
2:22:39
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

Half Splits

1st Half· via HALF
1:11:035:26 /mi⚖️ balanced
2nd Half
1:11:365:28 /mi⚖️ balanced
Even split — consistent pacing between halves
Is this your race?

Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:03:4616:435:2316:43
5:23
-
10K
6.21 mi10:20:3533:325:2416:49
5:25
+0:02
15K
9.32 mi10:37:3550:325:2617:00
5:29
+0:04
20K
12.43 mi10:54:251:07:225:2616:50
5:26
-0:03
HALF
13.11 mi10:58:061:11:035:263:41
5:25
-0:01
25K
15.53 mi11:11:241:24:215:2613:18
5:30
+0:05
30K
18.64 mi11:28:371:41:345:2717:13
5:33
+0:03
20M
20.00 mi11:36:071:49:045:287:30
5:32
-0:01
21M
21.00 mi11:41:571:54:545:295:50
5:50
+0:18
35K
21.75 mi11:45:531:58:505:283:56
5:16
-0:34
23M
23.00 mi11:52:472:05:445:296:54
5:31
+0:15
24M
24.00 mi11:58:032:11:005:285:16
5:16
-0:15
40K
24.85 mi12:02:302:15:275:274:27
5:13
-0:03
25.2M
25.20 mi12:04:262:17:235:281:56
5:37
+0:24
FINISH
26.22 mi12:09:422:22:395:275:16
5:11
-0:26

Checkpoints & Pacing

Pace Line

Pace Progression

Track your pace changes throughout the race. Dot colors mark your quickest to easiest segments, relative to your own pace.

Fastest Pace

5:11 /mi

Average Pace

5:27 /mi

Slowest Pace

5:50 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Segment Time Comparison

Time at Faster Pace

2:16:49

96% of race

Time at Steady Pace

5:50

4% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 5:26 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

Heatmap

Pace Heatmap

Where you sped up and eased off relative to your own pace across the race. Colors are relative to your own range, not to other runners.

Loading...
0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Click or hover over segments to see details

Sparklines

Checkpoint Splits with Pace Trends

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi10:03:4616:435:2316:43
5:23
#145
10K
6.21 mi10:20:3533:325:2416:49
5:25
#144
15K
9.32 mi10:37:3550:325:2617:00
5:29
#147
20K
12.43 mi10:54:251:07:225:2616:50
5:26
#141
HALF
13.11 mi10:58:061:11:035:263:41
5:25
#141
25K
15.53 mi11:11:241:24:215:2613:18
5:30
#134
30K
18.64 mi11:28:371:41:345:2717:13
5:33
#128
20M
20.00 mi11:36:071:49:045:287:30
5:32
#124
21M
21.00 mi11:41:571:54:545:295:50
5:50
#120
35K
21.75 mi11:45:531:58:505:283:56
5:16
#117
23M
23.00 mi11:52:472:05:445:296:54
5:31
#115
24M
24.00 mi11:58:032:11:005:285:16
5:16
#109
40K
24.85 mi12:02:302:15:275:274:27
5:13
#97
25.2M
25.20 mi12:04:262:17:235:281:56
5:37
#97
FINISH
26.22 mi12:09:422:22:395:275:16
5:11
#94
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi1458816788
10K6.21 mi3.10 mi144+110-210-214388
15K9.32 mi3.11 mi147-35+55+516788
20K12.43 mi3.11 mi141+610-510-51121111
HALF13.11 mi0.68 mi14112-212-21461111
25K15.53 mi2.42 mi134+712121401212
30K18.64 mi3.11 mi128+613-113-11191313
20M20.00 mi1.36 mi124+413131111111
21M21.00 mi1.00 mi120+411+211+21491111
35K21.75 mi0.75 mi117+31111841010
23M23.00 mi1.25 mi115+2111111699
24M24.00 mi1.00 mi109+611118399
40K24.85 mi0.85 mi97+129+29+23966
25.2M25.20 mi0.35 mi97993955
FINISH26.22 mi1.02 mi94+3998466

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 0.6%
×21story building
+97ft-345ft

Overall

167

Females

8

F18-39

8

5K→10K

3.1 - 6.2 mi

Top 0.5%
×5story building
+79ft-138ft

Overall

143

Females

8

F18-39

8

10K→15K

6.2 - 9.3 mi

Top 0.6%
×3story building
+67ft-78ft

Overall

167

Females

8

F18-39

8

15K→20K

9.3 - 12.4 mi

Top 0.4%
×5story building
+106ft-86ft

Overall

112

Females

11

F18-39

11

20K→HALF

12.4 - 13.1 mi

Top 0.5%
×2story building
+19ft-37ft

Overall

146

Females

11

F18-39

11

HALF→25K

13.1 - 15.5 mi

Top 0.5%
×4story building
+66ft-88ft

Overall

140

Females

12

F18-39

12

25K→30K

15.5 - 18.6 mi

Top 0.4%
×9story building
+181ft-148ft

Overall

119

Females

13

F18-39

13

30K→20M

18.6 - 20.0 mi

Top 0.4%
×5story building
+64ft-50ft

Overall

111

Females

11

F18-39

11

20M→21M

20.0 - 21.0 mi

Top 0.5%
×8story building
+106ft-24ft

Overall

149

Females

11

F18-39

11

21M→35K

21.0 - 21.8 mi

Top 0.3%
×7story building
+17ft-86ft

Overall

84

Females

10

F18-39

10

35K→23M

21.8 - 23.0 mi

Top 0.4%
×5story building
+23ft-63ft

Overall

116

Females

9

F18-39

9

23M→24M

23.0 - 24.0 mi

Top 0.3%
×6story building
+12ft-82ft

Overall

83

Females

9

F18-39

9

24M→40K

24.0 - 24.9 mi

Top 0.1%
×1story
+6ft-20ft

Overall

39

Females

6

F18-39

6

40K→25.2M

24.9 - 25.2 mi

Top 0.1%
×1story
+13ft-16ft

Overall

39

Females

5

F18-39

5

25.2M→FINISH

25.2 - 26.2 mi

Top 0.3%
×2story building
+22ft-21ft

Overall

84

Females

6

F18-39

6

Passing Analysis

Category:
Athletes Passed
85
Passed By
34
Net Change
+51
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#145
5K → 10K1211+1#145#144
10K → 15K912-3#144#147
15K → 20K115+6#147#141
20K → HALF220#141#141
HALF → 25K70+7#141#134
25K → 30K82+6#134#128
30K → 20M51+4#128#124
20M → 21M40+4#124#120
21M → 35K30+3#120#117
35K → 23M20+2#117#115
23M → 24M60+6#115#109
24M → 40K120+12#109#97
40K → 25.2M000#97#97
25.2M → FINISH41+3#97#94
TOTALS8534+51

Passing Charts

Category:
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Passing Circle

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Position Flow

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Race Lanes

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