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BOSTON MARATHON 2026

Henry Balf

Bib: 3122β€’M

NY

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0:00
0:00
/ mi
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Overall
#0 / 29021
Top 8%
Gender (Male)
#0 / 16340
Top 13%
Age Group (M18-39)
#0 / 5723
Top 32%
Race Day Weather
51Β°/41Β°F
overcast clouds

Race Timeline and Course Information

Your journey through the course with elevation, pacing, and checkpoint details

⏱️ Race Timeline

Watch your race unfold from start to finish

Start
0:00:00
Race begins
5K
18:56
3.11 mi
Rank: #1574
Start β†’ 5K
18:56 | 6:06/mi
10K
37:39
6.21 mi
Rank: #1498 (+76)
5K β†’ 10K
18:43 | 6:02/mi
15K
56:32
9.32 mi
Rank: #1565 (-67)
10K β†’ 15K
18:53 | 6:05/mi
20K
1:15:23
12.43 mi
Rank: #1531 (+34)
15K β†’ 20K
18:51 | 6:05/mi
HALF
1:19:31
13.11 mi
Rank: #1540 (-9)
20K β†’ HALF
4:08 | 6:04/mi
25K
1:34:21
15.53 mi
Rank: #1534 (+6)
HALF β†’ 25K
14:50 | 6:07/mi
30K
1:54:08
18.64 mi
Rank: #1560 (-26)
25K β†’ 30K
19:47 | 6:23/mi
20M
2:03:05
20.00 mi
Rank: #1615 (-55)
30K β†’ 20M
8:57 | 6:36/mi
21M
2:09:59
21.00 mi
Rank: #1655 (-40)
20M β†’ 21M
6:54 | 6:54/mi
35K
2:15:16
21.75 mi
Rank: #1770 (-115)
21M β†’ 35K
5:17 | 7:04/mi
23M
2:23:58
23.00 mi
Rank: #1892 (-122)
35K β†’ 23M
8:42 | 6:58/mi
24M
2:30:55
24.00 mi
Rank: #1999 (-107)
23M β†’ 24M
6:57 | 6:57/mi
40K
2:36:49
24.85 mi
Rank: #2090 (-91)
24M β†’ 40K
5:54 | 6:55/mi
25.2M
2:39:37
25.20 mi
Rank: #2155 (-65)
40K β†’ 25.2M
2:48 | 8:08/mi
FINISH
2:46:35
26.22 mi
Rank: #2276 (-121)
25.2M β†’ FINISH
6:58 | 6:51/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:19:31
Pace6:04 /mi
2nd Half
Distance13.11 mi
Time1:27:04
Pace6:39 /mi
πŸ“ŠPositive Split: 9.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:19:5818:566:0618:56
6:06
-
10K
6.21 mi10:38:4137:396:0418:43
6:02
-0:04
15K
9.32 mi10:57:3456:326:0418:53
6:05
+0:03
20K
12.43 mi11:16:251:15:236:0418:51
6:05
0:00
HALF
13.11 mi11:20:331:19:316:044:08
6:04
-0:01
25K
15.53 mi11:35:231:34:216:0514:50
6:07
+0:03
30K
18.64 mi11:55:101:54:086:0819:47
6:23
+0:16
20M
20.00 mi12:04:072:03:056:108:57
6:36
+0:13
21M
21.00 mi12:11:012:09:596:126:54
6:54
+0:18
35K
21.75 mi12:16:182:15:166:145:17
7:04
+0:10
23M
23.00 mi12:25:002:23:586:168:42
6:58
-0:06
24M
24.00 mi12:31:572:30:556:186:57
6:57
-0:01
40K
24.85 mi12:37:512:36:496:195:54
6:55
-0:02
25.2M
25.20 mi12:40:392:39:376:212:48
8:08
+1:13
FINISH
26.22 mi12:47:372:46:356:226:58
6:51
-1:17

Checkpoint Splits Visualizations

Explore your race data through different visual perspectives. Scroll to discover each visualization.

πŸ“ˆPace 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

6:02 /mi

Average Pace

6:21 /mi

Slowest Pace

8:08 /mi

Loading chart...
Fastest
Middle
Slowest
Average

πŸ“ŠSegments

Segment Time Comparison

Bar length shows time spent in each segment. Colors mark your faster to slower segments, relative to your own pace.

Time at Faster Pace

1:34:21

57% of race

Time at Steady Pace

35:42

21% of race

Time at Slower Pace

36:32

22% of race

Average Pace: 6:21 /mi

Loading chart...
Faster pace (< avg)
Steady pace (β‰ˆ 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

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi10:19:5818:566:0618:56
6:06
#1574
10K
6.21 mi10:38:4137:396:0418:43
6:02
#1498
15K
9.32 mi10:57:3456:326:0418:53
6:05
#1565
20K
12.43 mi11:16:251:15:236:0418:51
6:05
#1531
HALF
13.11 mi11:20:331:19:316:044:08
6:04
#1540
25K
15.53 mi11:35:231:34:216:0514:50
6:07
#1534
30K
18.64 mi11:55:101:54:086:0819:47
6:23
#1560
20M
20.00 mi12:04:072:03:056:108:57
6:36
#1615
21M
21.00 mi12:11:012:09:596:126:54
6:54
#1655
35K
21.75 mi12:16:182:15:166:145:17
7:04
#1770
23M
23.00 mi12:25:002:23:586:168:42
6:58
#1892
24M
24.00 mi12:31:572:30:556:186:57
6:57
#1999
40K
24.85 mi12:37:512:36:496:195:54
6:55
#2090
25.2M
25.20 mi12:40:392:39:376:212:48
8:08
#2155
FINISH
26.22 mi12:47:372:46:356:226:58
6:51
#2276
Faster pace
Steady pace
Slower pace

Rankings

Your position at each checkpoint and how you ranked in each segment

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi1574151715171715(Top 6%)1651(Top 10%)1651(Top 29%)
10K6.21 mi3.10 mi1498+761443+741443+741458(Top 5%)1403(Top 9%)1403(Top 25%)
15K9.32 mi3.11 mi1565-671504-611504-611715(Top 6%)1651(Top 10%)1651(Top 29%)
20K12.43 mi3.11 mi1531+341474+301474+301446(Top 5%)1396(Top 9%)1396(Top 24%)
HALF13.11 mi0.68 mi1540-91483-91483-91778(Top 6%)1717(Top 11%)1717(Top 30%)
25K15.53 mi2.42 mi1534+61476+71476+71531(Top 5%)1478(Top 9%)1478(Top 26%)
30K18.64 mi3.11 mi1560-261503-271503-271954(Top 7%)1873(Top 11%)1873(Top 33%)
20M20.00 mi1.36 mi1615-551555-521555-522854(Top 10%)2688(Top 16%)2688(Top 47%)
21M21.00 mi1.00 mi1655-401596-411596-412881(Top 10%)2688(Top 16%)2688(Top 47%)
35K21.75 mi0.75 mi1770-1151707-1111707-1117489(Top 26%)6107(Top 37%)6107(Top 107%)
23M23.00 mi1.25 mi1892-1221821-1141821-1145077(Top 17%)4445(Top 27%)4445(Top 78%)
24M24.00 mi1.00 mi1999-1071922-1011922-1016084(Top 21%)5076(Top 31%)5076(Top 89%)
40K24.85 mi0.85 mi2090-912005-832005-834795(Top 17%)4121(Top 25%)4121(Top 72%)
25.2M25.20 mi0.35 mi2155-652068-632068-638945(Top 31%)6547(Top 40%)6547(Top 114%)
FINISH26.22 mi1.02 mi2276-1212182-1142182-1146320(Top 22%)5059(Top 31%)5059(Top 88%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 6%
Γ—21
+97ft-345ft

Overall

1715

Males

1651

M18-39

1651

5K→10K

3.1 - 6.2 mi

Top 5%
Γ—5
+79ft-138ft

Overall

1458

Males

1403

M18-39

1403

10K→15K

6.2 - 9.3 mi

Top 6%
Γ—3
+67ft-78ft

Overall

1715

Males

1651

M18-39

1651

15K→20K

9.3 - 12.4 mi

Top 5%
Γ—5
+106ft-86ft

Overall

1446

Males

1396

M18-39

1396

20K→HALF

12.4 - 13.1 mi

Top 6%
Γ—2
+19ft-37ft

Overall

1778

Males

1717

M18-39

1717

HALF→25K

13.1 - 15.5 mi

Top 5%
Γ—4
+66ft-88ft

Overall

1531

Males

1478

M18-39

1478

25K→30K

15.5 - 18.6 mi

Top 7%
Γ—9
+181ft-148ft

Overall

1954

Males

1873

M18-39

1873

30K→20M

18.6 - 20.0 mi

Top 10%
Γ—5
+64ft-50ft

Overall

2854

Males

2688

M18-39

2688

20M→21M

20.0 - 21.0 mi

Top 10%
Γ—8
+106ft-24ft

Overall

2881

Males

2688

M18-39

2688

21M→35K

21.0 - 21.8 mi

Top 26%
Γ—7
+17ft-86ft

Overall

7489

Males

6107

M18-39

6107

35K→23M

21.8 - 23.0 mi

Top 17%
Γ—5
+23ft-63ft

Overall

5077

Males

4445

M18-39

4445

23M→24M

23.0 - 24.0 mi

Top 21%
Γ—6
+12ft-82ft

Overall

6084

Males

5076

M18-39

5076

24M→40K

24.0 - 24.9 mi

Top 17%
Γ—1
+6ft-20ft

Overall

4795

Males

4121

M18-39

4121

40K→25.2M

24.9 - 25.2 mi

Top 31%
Γ—1
+13ft-16ft

Overall

8945

Males

6547

M18-39

6547

25.2M→FINISH

25.2 - 26.2 mi

Top 22%
Γ—2
+22ft-21ft

Overall

6320

Males

5059

M18-39

5059

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
391
Passed By
1093
Net Change
-702
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#1574
5K β†’ 10K12347+76#1574#1498
10K β†’ 15K2592-67#1498#1565
15K β†’ 20K6531+34#1565#1531
20K β†’ HALF413-9#1531#1540
HALF β†’ 25K4539+6#1540#1534
25K β†’ 30K5177-26#1534#1560
30K β†’ 20M1368-55#1560#1615
20M β†’ 21M1757-40#1615#1655
21M β†’ 35K2117-115#1655#1770
35K β†’ 23M10132-122#1770#1892
23M β†’ 24M10117-107#1892#1999
24M β†’ 40K14105-91#1999#2090
40K β†’ 25.2M267-65#2090#2155
25.2M β†’ FINISH10131-121#2155#2276
TOTALS3911093-702
πŸ“Š

Passing Analysis Visualizations

Explore your passing analysis through 5 different visualizations. Scroll to discover each one.

Time:
Category:

πŸ“ˆPosition Graph

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🎨Heatmap Timeline

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πŸ”„Passing Circle

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🌊Position Flow

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πŸƒRace Lanes

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Qualifying & Age Grade

See how your performance stacks up against qualifying standards

OTQ

Olympic Trials Qualifying analysis available

Activity Data

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing