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BOSTON MARATHON 2026

Jianhua Zhang

Bib: 20884β€’F

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0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Masters (Masters Women)
#0 / 6862
Age Group (F45-49)
#0 / 1786
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
22:18
3.11 mi
Rank: #10011
Start β†’ 5K
22:18 | 7:11/mi
10K
45:03
6.21 mi
Rank: #10673 (-662)
5K β†’ 10K
22:45 | 7:20/mi
15K
1:11:31
9.32 mi
Rank: #14312 (-3639)
10K β†’ 15K
26:28 | 8:32/mi
20K
1:47:50
12.43 mi
Rank: #20926 (-6614)
15K β†’ 20K
36:19 | 11:42/mi
HALF
1:55:51
13.11 mi
Rank: #21735 (-809)
20K β†’ HALF
8:01 | 11:46/mi
25K
2:23:25
15.53 mi
Rank: #23229 (-1494)
HALF β†’ 25K
27:34 | 11:23/mi
30K
2:57:22
18.64 mi
Rank: #23679 (-450)
25K β†’ 30K
33:57 | 10:56/mi
20M
3:14:29
20.00 mi
Rank: #24092 (-413)
30K β†’ 20M
17:07 | 12:37/mi
21M
3:31:01
21.00 mi
Rank: #24714 (-622)
20M β†’ 21M
16:32 | 16:32/mi
35K
3:41:12
21.75 mi
Rank: #24952 (-238)
21M β†’ 35K
10:11 | 13:37/mi
23M
3:58:45
23.00 mi
Rank: #25314 (-362)
35K β†’ 23M
17:33 | 14:02/mi
24M
4:11:08
24.00 mi
Rank: #25432 (-118)
23M β†’ 24M
12:23 | 12:23/mi
40K
4:22:22
24.85 mi
Rank: #25548 (-116)
24M β†’ 40K
11:14 | 13:09/mi
25.2M
4:27:11
25.20 mi
Rank: #25602 (-54)
40K β†’ 25.2M
4:49 | 13:59/mi
FINISH
4:39:13
26.22 mi
Rank: #25699 (-97)
25.2M β†’ FINISH
12:02 | 11:49/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:55:51
Pace8:51 /mi
2nd Half
Distance13.11 mi
Time2:43:22
Pace12:28 /mi
πŸ“ŠPositive Split: 41.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:06:3722:187:1122:18
7:11
-
10K
6.21 mi11:29:2245:037:1622:45
7:20
+0:09
15K
9.32 mi11:55:501:11:317:4126:28
8:32
+1:12
20K
12.43 mi12:32:091:47:508:4136:19
11:42
+3:10
HALF
13.11 mi12:40:101:55:518:518:01
11:46
+0:04
25K
15.53 mi13:07:442:23:259:1427:34
11:23
-0:23
30K
18.64 mi13:41:412:57:229:3133:57
10:56
-0:27
20M
20.00 mi13:58:483:14:299:4417:07
12:37
+1:41
21M
21.00 mi14:15:203:31:0110:0316:32
16:32
+3:55
35K
21.75 mi14:25:313:41:1210:1110:11
13:37
-2:55
23M
23.00 mi14:43:043:58:4510:2317:33
14:02
+0:25
24M
24.00 mi14:55:274:11:0810:2812:23
12:23
-1:39
40K
24.85 mi15:06:414:22:2210:3411:14
13:09
+0:46
25.2M
25.20 mi15:11:304:27:1110:374:49
13:59
+0:50
FINISH
26.22 mi15:23:324:39:1310:4012:02
11:49
-2:10

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

7:11 /mi

Average Pace

10:39 /mi

Slowest Pace

16:32 /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

1:11:31

26% of race

Time at Steady Pace

2:27:23

53% of race

Time at Slower Pace

1:00:19

22% of race

Average Pace: 10:39 /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 mi11:06:3722:187:1122:18
7:11
#10011
10K
6.21 mi11:29:2245:037:1622:45
7:20
#10673
15K
9.32 mi11:55:501:11:317:4126:28
8:32
#14312
20K
12.43 mi12:32:091:47:508:4136:19
11:42
#20926
HALF
13.11 mi12:40:101:55:518:518:01
11:46
#21735
25K
15.53 mi13:07:442:23:259:1427:34
11:23
#23229
30K
18.64 mi13:41:412:57:229:3133:57
10:56
#23679
20M
20.00 mi13:58:483:14:299:4417:07
12:37
#24092
21M
21.00 mi14:15:203:31:0110:0316:32
16:32
#24714
35K
21.75 mi14:25:313:41:1210:1110:11
13:37
#24952
23M
23.00 mi14:43:043:58:4510:2317:33
14:02
#25314
24M
24.00 mi14:55:274:11:0810:2812:23
12:23
#25432
40K
24.85 mi15:06:414:22:2210:3411:14
13:09
#25548
25.2M
25.20 mi15:11:304:27:1110:374:49
13:59
#25602
FINISH
26.22 mi15:23:324:39:1310:4012:02
11:49
#25699
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi100111890189020280(Top 70%)7745(Top 62%)7745(Top 434%)
10K6.21 mi3.10 mi10673-6622229-3392229-33911378(Top 39%)2646(Top 21%)2646(Top 148%)
15K9.32 mi3.11 mi14312-36394312-20834312-208320280(Top 70%)7745(Top 62%)7745(Top 434%)
20K12.43 mi3.11 mi20926-66148112-38008112-380027723(Top 96%)11752(Top 93%)11752(Top 658%)
HALF13.11 mi0.68 mi21735-8098524-4128524-41228117(Top 97%)12029(Top 96%)12029(Top 674%)
25K15.53 mi2.42 mi23229-14949284-7609284-76026851(Top 93%)11274(Top 90%)11274(Top 631%)
30K18.64 mi3.11 mi23679-4509545-2619545-26125213(Top 87%)10474(Top 83%)10474(Top 586%)
20M20.00 mi1.36 mi24092-4139754-2099754-20927056(Top 93%)11531(Top 92%)11531(Top 646%)
21M21.00 mi1.00 mi24714-62210106-35210106-35228742(Top 99%)12448(Top 99%)12448(Top 697%)
35K21.75 mi0.75 mi24952-23810237-13110237-13128118(Top 97%)12160(Top 97%)12160(Top 681%)
23M23.00 mi1.25 mi25314-36210451-21410451-21428164(Top 97%)12174(Top 97%)12174(Top 682%)
24M24.00 mi1.00 mi25432-11810534-8310534-8327062(Top 93%)11653(Top 93%)11653(Top 652%)
40K24.85 mi0.85 mi25548-11610612-7810612-7827178(Top 94%)11717(Top 93%)11717(Top 656%)
25.2M25.20 mi0.35 mi25602-5410641-2910641-2927190(Top 94%)11724(Top 93%)11724(Top 656%)
FINISH26.22 mi1.02 mi25699-9710706-6510706-6527235(Top 94%)11752(Top 93%)11752(Top 658%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 70%
Γ—21
+97ft-345ft

Overall

20280

Females

7745

F45-49

7745

5K→10K

3.1 - 6.2 mi

Top 39%
Γ—5
+79ft-138ft

Overall

11378

Females

2646

F45-49

2646

10K→15K

6.2 - 9.3 mi

Top 70%
Γ—3
+67ft-78ft

Overall

20280

Females

7745

F45-49

7745

15K→20K

9.3 - 12.4 mi

Top 96%
Γ—5
+106ft-86ft

Overall

27723

Females

11752

F45-49

11752

20K→HALF

12.4 - 13.1 mi

Top 97%
Γ—2
+19ft-37ft

Overall

28117

Females

12029

F45-49

12029

HALF→25K

13.1 - 15.5 mi

Top 93%
Γ—4
+66ft-88ft

Overall

26851

Females

11274

F45-49

11274

25K→30K

15.5 - 18.6 mi

Top 87%
Γ—9
+181ft-148ft

Overall

25213

Females

10474

F45-49

10474

30K→20M

18.6 - 20.0 mi

Top 93%
Γ—5
+64ft-50ft

Overall

27056

Females

11531

F45-49

11531

20M→21M

20.0 - 21.0 mi

Top 99%
Γ—8
+106ft-24ft

Overall

28742

Females

12448

F45-49

12448

21M→35K

21.0 - 21.8 mi

Top 97%
Γ—7
+17ft-86ft

Overall

28118

Females

12160

F45-49

12160

35K→23M

21.8 - 23.0 mi

Top 97%
Γ—5
+23ft-63ft

Overall

28164

Females

12174

F45-49

12174

23M→24M

23.0 - 24.0 mi

Top 93%
Γ—6
+12ft-82ft

Overall

27062

Females

11653

F45-49

11653

24M→40K

24.0 - 24.9 mi

Top 94%
Γ—1
+6ft-20ft

Overall

27178

Females

11717

F45-49

11717

40K→25.2M

24.9 - 25.2 mi

Top 94%
Γ—1
+13ft-16ft

Overall

27190

Females

11724

F45-49

11724

25.2M→FINISH

25.2 - 26.2 mi

Top 94%
Γ—2
+22ft-21ft

Overall

27235

Females

11752

F45-49

11752

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
187
Passed By
15874
Net Change
-15688
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#10011
5K β†’ 10K68729-662#10011#10673
10K β†’ 15K53644-3639#10673#14312
15K β†’ 20K06614-6614#14312#20926
20K β†’ HALF0809-809#20926#21735
HALF β†’ 25K61500-1494#21735#23229
25K β†’ 30K46496-450#23229#23679
30K β†’ 20M10423-413#23679#24092
20M β†’ 21M0622-622#24092#24714
21M β†’ 35K4242-238#24714#24952
35K β†’ 23M5367-362#24952#25314
23M β†’ 24M14132-118#25314#25432
24M β†’ 40K15131-116#25432#25548
40K β†’ 25.2M559-54#25548#25602
25.2M β†’ FINISH9106-97#25602#25699
TOTALS18715874-15688
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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Activity Data

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing