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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Jenny Chen

Bib: 27348 •F •Age: N/A

NJ

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Masters (Masters Women)
#0 / 6862
Age Group (F50-54)
#0 / 1233
Race Day Weather
51°/41°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
27:46
3.11 mi
Rank: #22367
Start → 5K
27:46 | 8:57/mi
10K
58:51
6.21 mi
Rank: #24441 (-2074)
5K → 10K
31:05 | 10:01/mi
15K
1:34:06
9.32 mi
Rank: #26060 (-1619)
10K → 15K
35:15 | 11:21/mi
20K
2:10:54
12.43 mi
Rank: #26740 (-680)
15K → 20K
36:48 | 11:51/mi
HALF
2:18:31
13.11 mi
Rank: #26801 (-61)
20K → HALF
7:37 | 11:11/mi
25K
2:50:23
15.53 mi
Rank: #27267 (-466)
HALF → 25K
31:52 | 13:09/mi
30K
3:31:44
18.64 mi
Rank: #27476 (-209)
25K → 30K
41:21 | 13:19/mi
20M
3:51:19
20.00 mi
Rank: #27613 (-137)
30K → 20M
19:35 | 14:26/mi
21M
4:07:43
21.00 mi
Rank: #27728 (-115)
20M → 21M
16:24 | 16:24/mi
35K
4:17:15
21.75 mi
Rank: #27734 (-6)
21M → 35K
9:32 | 12:45/mi
23M
4:34:33
23.00 mi
Rank: #27771 (-37)
35K → 23M
17:18 | 13:50/mi
24M
4:47:38
24.00 mi
Rank: #27780 (-9)
23M → 24M
13:05 | 13:05/mi
40K
4:59:21
24.85 mi
Rank: #27790 (-10)
24M → 40K
11:43 | 13:43/mi
25.2M
5:04:21
25.20 mi
Rank: #27788 (+2)
40K → 25.2M
5:00 | 14:30/mi
FINISH
5:16:38
26.22 mi
Rank: #27775 (+13)
25.2M → FINISH
12:17 | 12:04/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time2:18:31
Pace10:34 /mi
2nd Half
Distance13.11 mi
Time2:58:07
Pace13:36 /mi
📊Positive Split: 28.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:48:5327:468:5727:46
8:57
-
10K
6.21 mi12:19:5858:519:2931:05
10:01
+1:04
15K
9.32 mi12:55:131:34:0610:0635:15
11:21
+1:20
20K
12.43 mi13:32:012:10:5410:3236:48
11:51
+0:30
HALF
13.11 mi13:39:382:18:3110:347:37
11:11
-0:40
25K
15.53 mi14:11:302:50:2310:5931:52
13:09
+1:58
30K
18.64 mi14:52:513:31:4411:2241:21
13:19
+0:10
20M
20.00 mi15:12:263:51:1911:3419:35
14:26
+1:07
21M
21.00 mi15:28:504:07:4311:4816:24
16:24
+1:58
35K
21.75 mi15:38:224:17:1511:509:32
12:45
-3:39
23M
23.00 mi15:55:404:34:3311:5717:18
13:50
+1:05
24M
24.00 mi16:08:454:47:3812:0013:05
13:05
-0:45
40K
24.85 mi16:20:284:59:2112:0311:43
13:43
+0:38
25.2M
25.20 mi16:25:285:04:2112:055:00
14:30
+0:47
FINISH
26.22 mi16:37:455:16:3812:0612:17
12:04
-2:26

Checkpoint Splits Visualizations

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

📈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

8:57 /mi

Average Pace

12:05 /mi

Slowest Pace

16:24 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

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

2:30:48

48% of race

Time at Steady Pace

2:04:51

39% of race

Time at Slower Pace

40:59

13% of race

Average Pace: 12:05 /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

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi11:48:5327:468:5727:46
8:57
#22367
10K
6.21 mi12:19:5858:519:2931:05
10:01
#24441
15K
9.32 mi12:55:131:34:0610:0635:15
11:21
#26060
20K
12.43 mi13:32:012:10:5410:3236:48
11:51
#26740
HALF
13.11 mi13:39:382:18:3110:347:37
11:11
#26801
25K
15.53 mi14:11:302:50:2310:5931:52
13:09
#27267
30K
18.64 mi14:52:513:31:4411:2241:21
13:19
#27476
20M
20.00 mi15:12:263:51:1911:3419:35
14:26
#27613
21M
21.00 mi15:28:504:07:4311:4816:24
16:24
#27728
35K
21.75 mi15:38:224:17:1511:509:32
12:45
#27734
23M
23.00 mi15:55:404:34:3311:5717:18
13:50
#27771
24M
24.00 mi16:08:454:47:3812:0013:05
13:05
#27780
40K
24.85 mi16:20:284:59:2112:0311:43
13:43
#27790
25.2M
25.20 mi16:25:285:04:2112:055:00
14:30
#27788
FINISH
26.22 mi16:37:455:16:3812:0612:17
12:04
#27775
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi223678865886527805(Top 96%)11793(Top 94%)11793(Top 956%)
10K6.21 mi3.10 mi24441-20749883-10189883-101825856(Top 89%)10650(Top 85%)10650(Top 864%)
15K9.32 mi3.11 mi26060-161910756-87310756-87327805(Top 96%)11793(Top 94%)11793(Top 956%)
20K12.43 mi3.11 mi26740-68011153-39711153-39727885(Top 96%)11847(Top 94%)11847(Top 961%)
HALF13.11 mi0.68 mi26801-6111189-3611189-3627566(Top 95%)11682(Top 93%)11682(Top 947%)
25K15.53 mi2.42 mi27267-46611470-28111470-28128303(Top 98%)12138(Top 97%)12138(Top 984%)
30K18.64 mi3.11 mi27476-20911618-14811618-14827961(Top 96%)11978(Top 95%)11978(Top 971%)
20M20.00 mi1.36 mi27613-13711703-8511703-8528356(Top 98%)12232(Top 97%)12232(Top 992%)
21M21.00 mi1.00 mi27728-11511776-7311776-7328711(Top 99%)12434(Top 99%)12434(Top 1008%)
35K21.75 mi0.75 mi27734-611782-611782-627507(Top 95%)11817(Top 94%)11817(Top 958%)
23M23.00 mi1.25 mi27771-3711812-3011812-3028022(Top 97%)12094(Top 96%)12094(Top 981%)
24M24.00 mi1.00 mi27780-911823-1111823-1127719(Top 96%)11975(Top 95%)11975(Top 971%)
40K24.85 mi0.85 mi27790-1011838-1511838-1527679(Top 95%)11958(Top 95%)11958(Top 970%)
25.2M25.20 mi0.35 mi27788+211840-211840-227623(Top 95%)11943(Top 95%)11943(Top 969%)
FINISH26.22 mi1.02 mi27775+1311844-411844-427524(Top 95%)11883(Top 94%)11883(Top 964%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 96%
×21
+97ft-345ft

Overall

27805

Females

11793

F50-54

11793

5K→10K

3.1 - 6.2 mi

Top 89%
×5
+79ft-138ft

Overall

25856

Females

10650

F50-54

10650

10K→15K

6.2 - 9.3 mi

Top 96%
×3
+67ft-78ft

Overall

27805

Females

11793

F50-54

11793

15K→20K

9.3 - 12.4 mi

Top 96%
×5
+106ft-86ft

Overall

27885

Females

11847

F50-54

11847

20K→HALF

12.4 - 13.1 mi

Top 95%
×2
+19ft-37ft

Overall

27566

Females

11682

F50-54

11682

HALF→25K

13.1 - 15.5 mi

Top 98%
×4
+66ft-88ft

Overall

28303

Females

12138

F50-54

12138

25K→30K

15.5 - 18.6 mi

Top 96%
×9
+181ft-148ft

Overall

27961

Females

11978

F50-54

11978

30K→20M

18.6 - 20.0 mi

Top 98%
×5
+64ft-50ft

Overall

28356

Females

12232

F50-54

12232

20M→21M

20.0 - 21.0 mi

Top 99%
×8
+106ft-24ft

Overall

28711

Females

12434

F50-54

12434

21M→35K

21.0 - 21.8 mi

Top 95%
×7
+17ft-86ft

Overall

27507

Females

11817

F50-54

11817

35K→23M

21.8 - 23.0 mi

Top 97%
×5
+23ft-63ft

Overall

28022

Females

12094

F50-54

12094

23M→24M

23.0 - 24.0 mi

Top 96%
×6
+12ft-82ft

Overall

27719

Females

11975

F50-54

11975

24M→40K

24.0 - 24.9 mi

Top 95%
×1
+6ft-20ft

Overall

27679

Females

11958

F50-54

11958

40K→25.2M

24.9 - 25.2 mi

Top 95%
×1
+13ft-16ft

Overall

27623

Females

11943

F50-54

11943

25.2M→FINISH

25.2 - 26.2 mi

Top 95%
×2
+22ft-21ft

Overall

27524

Females

11883

F50-54

11883

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
166
Passed By
1470
Net Change
-5408
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22367
5K → 10K5200-2074#22367#24441
10K → 15K3200-1619#24441#26060
15K → 20K14200-680#26060#26740
20K → HALF970-61#26740#26801
HALF → 25K7200-466#26801#27267
25K → 30K27200-209#27267#27476
30K → 20M6143-137#27476#27613
20M → 21M5120-115#27613#27728
21M → 35K1218-6#27728#27734
35K → 23M1653-37#27734#27771
23M → 24M1524-9#27771#27780
24M → 40K1323-10#27780#27790
40K → 25.2M86+2#27790#27788
25.2M → FINISH2613+13#27788#27775
TOTALS1661470-5408
📊

Passing Analysis Visualizations

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

Time:
Category:

📈Position Graph

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🎨Heatmap Timeline

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Qualifying & Age Grade

See how your performance stacks up against qualifying standards

OTQ

Olympic Trials Qualifying analysis available

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