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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Natalie Christensen

Bib: 22763 •F •Age: N/A

UT

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 (F45-49)
#0 / 1786
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
29:16
3.11 mi
Rank: #24222
Start → 5K
29:16 | 9:26/mi
10K
57:48
6.21 mi
Rank: #23911 (+311)
5K → 10K
28:32 | 9:12/mi
15K
1:27:24
9.32 mi
Rank: #24152 (-241)
10K → 15K
29:36 | 9:32/mi
20K
1:56:46
12.43 mi
Rank: #24000 (+152)
15K → 20K
29:22 | 9:28/mi
HALF
2:03:00
13.11 mi
Rank: #23949 (+51)
20K → HALF
6:14 | 9:09/mi
25K
2:25:44
15.53 mi
Rank: #23719 (+230)
HALF → 25K
22:44 | 9:23/mi
30K
2:57:26
18.64 mi
Rank: #23687 (+32)
25K → 30K
31:42 | 10:13/mi
20M
3:11:01
20.00 mi
Rank: #23585 (+102)
30K → 20M
13:35 | 10:01/mi
21M
3:24:50
21.00 mi
Rank: #23920 (-335)
20M → 21M
13:49 | 13:49/mi
35K
3:32:31
21.75 mi
Rank: #23917 (+3)
21M → 35K
7:41 | 10:17/mi
23M
3:45:26
23.00 mi
Rank: #23846 (+71)
35K → 23M
12:55 | 10:20/mi
24M
3:57:01
24.00 mi
Rank: #23978 (-132)
23M → 24M
11:35 | 11:35/mi
40K
4:05:38
24.85 mi
Rank: #23914 (+64)
24M → 40K
8:37 | 10:05/mi
25.2M
4:09:30
25.20 mi
Rank: #23904 (+10)
40K → 25.2M
3:52 | 11:13/mi
FINISH
4:20:31
26.22 mi
Rank: #23965 (-61)
25.2M → FINISH
11:01 | 10:49/mi
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Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time2:03:00
Pace9:23 /mi
2nd Half
Distance13.11 mi
Time2:17:31
Pace10:30 /mi
📊Positive Split: 11.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:32:3129:169:2629:16
9:26
-
10K
6.21 mi12:01:0357:489:1928:32
9:12
-0:14
15K
9.32 mi12:30:391:27:249:2329:36
9:32
+0:20
20K
12.43 mi13:00:011:56:469:2429:22
9:28
-0:04
HALF
13.11 mi13:06:152:03:009:236:14
9:09
-0:19
25K
15.53 mi13:28:592:25:449:2322:44
9:23
+0:14
30K
18.64 mi14:00:412:57:269:3231:42
10:13
+0:50
20M
20.00 mi14:14:163:11:019:3413:35
10:01
-0:12
21M
21.00 mi14:28:053:24:509:4613:49
13:49
+3:48
35K
21.75 mi14:35:463:32:319:477:41
10:17
-3:32
23M
23.00 mi14:48:413:45:269:4912:55
10:20
+0:03
24M
24.00 mi15:00:163:57:019:5311:35
11:35
+1:15
40K
24.85 mi15:08:534:05:389:538:37
10:05
-1:30
25.2M
25.20 mi15:12:454:09:309:553:52
11:13
+1:08
FINISH
26.22 mi15:23:464:20:319:5711:01
10:49
-0:24

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

9:09 /mi

Average Pace

9:57 /mi

Slowest Pace

13:49 /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

1:56:08

45% of race

Time at Steady Pace

1:44:06

40% of race

Time at Slower Pace

40:17

15% of race

Average Pace: 9:56 /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 mi11:32:3129:169:2629:16
9:26
#24222
10K
6.21 mi12:01:0357:489:1928:32
9:12
#23911
15K
9.32 mi12:30:391:27:249:2329:36
9:32
#24152
20K
12.43 mi13:00:011:56:469:2429:22
9:28
#24000
HALF
13.11 mi13:06:152:03:009:236:14
9:09
#23949
25K
15.53 mi13:28:592:25:449:2322:44
9:23
#23719
30K
18.64 mi14:00:412:57:269:3231:42
10:13
#23687
20M
20.00 mi14:14:163:11:019:3413:35
10:01
#23585
21M
21.00 mi14:28:053:24:509:4613:49
13:49
#23920
35K
21.75 mi14:35:463:32:319:477:41
10:17
#23917
23M
23.00 mi14:48:413:45:269:4912:55
10:20
#23846
24M
24.00 mi15:00:163:57:019:5311:35
11:35
#23978
40K
24.85 mi15:08:534:05:389:538:37
10:05
#23914
25.2M
25.20 mi15:12:454:09:309:553:52
11:13
#23904
FINISH
26.22 mi15:23:464:20:319:5711:01
10:49
#23965
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 mi242229781978124509(Top 84%)9926(Top 79%)9926(Top 556%)
10K6.21 mi3.10 mi23911+3119617+1649617+16423563(Top 81%)9435(Top 75%)9435(Top 528%)
15K9.32 mi3.11 mi24152-2419732-1159732-11524509(Top 84%)9926(Top 79%)9926(Top 556%)
20K12.43 mi3.11 mi24000+1529660+729660+7223613(Top 81%)9502(Top 76%)9502(Top 532%)
HALF13.11 mi0.68 mi23949+519632+289632+2823329(Top 80%)9337(Top 74%)9337(Top 523%)
25K15.53 mi2.42 mi23719+2309531+1019531+10122645(Top 78%)9011(Top 72%)9011(Top 505%)
30K18.64 mi3.11 mi23687+329549-189549-1823639(Top 81%)9638(Top 77%)9638(Top 540%)
20M20.00 mi1.36 mi23585+1029513+369513+3622587(Top 78%)9158(Top 73%)9158(Top 513%)
21M21.00 mi1.00 mi23920-3359679-1669679-16627171(Top 94%)11637(Top 93%)11637(Top 652%)
35K21.75 mi0.75 mi23917+39695-169695-1623829(Top 82%)9895(Top 79%)9895(Top 554%)
23M23.00 mi1.25 mi23846+719676+199676+1922962(Top 79%)9497(Top 76%)9497(Top 532%)
24M24.00 mi1.00 mi23978-1329765-899765-8926062(Top 90%)11140(Top 89%)11140(Top 624%)
40K24.85 mi0.85 mi23914+649747+189747+1822168(Top 76%)9192(Top 73%)9192(Top 515%)
25.2M25.20 mi0.35 mi23904+109745+29745+222916(Top 79%)9559(Top 76%)9559(Top 535%)
FINISH26.22 mi1.02 mi23965-619795-509795-5025752(Top 89%)11032(Top 88%)11032(Top 618%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 84%
×21
+97ft-345ft

Overall

24509

Females

9926

F45-49

9926

5K→10K

3.1 - 6.2 mi

Top 81%
×5
+79ft-138ft

Overall

23563

Females

9435

F45-49

9435

10K→15K

6.2 - 9.3 mi

Top 84%
×3
+67ft-78ft

Overall

24509

Females

9926

F45-49

9926

15K→20K

9.3 - 12.4 mi

Top 81%
×5
+106ft-86ft

Overall

23613

Females

9502

F45-49

9502

20K→HALF

12.4 - 13.1 mi

Top 80%
×2
+19ft-37ft

Overall

23329

Females

9337

F45-49

9337

HALF→25K

13.1 - 15.5 mi

Top 78%
×4
+66ft-88ft

Overall

22645

Females

9011

F45-49

9011

25K→30K

15.5 - 18.6 mi

Top 81%
×9
+181ft-148ft

Overall

23639

Females

9638

F45-49

9638

30K→20M

18.6 - 20.0 mi

Top 78%
×5
+64ft-50ft

Overall

22587

Females

9158

F45-49

9158

20M→21M

20.0 - 21.0 mi

Top 94%
×8
+106ft-24ft

Overall

27171

Females

11637

F45-49

11637

21M→35K

21.0 - 21.8 mi

Top 82%
×7
+17ft-86ft

Overall

23829

Females

9895

F45-49

9895

35K→23M

21.8 - 23.0 mi

Top 79%
×5
+23ft-63ft

Overall

22962

Females

9497

F45-49

9497

23M→24M

23.0 - 24.0 mi

Top 90%
×6
+12ft-82ft

Overall

26062

Females

11140

F45-49

11140

24M→40K

24.0 - 24.9 mi

Top 76%
×1
+6ft-20ft

Overall

22168

Females

9192

F45-49

9192

40K→25.2M

24.9 - 25.2 mi

Top 79%
×1
+13ft-16ft

Overall

22916

Females

9559

F45-49

9559

25.2M→FINISH

25.2 - 26.2 mi

Top 89%
×2
+22ft-21ft

Overall

25752

Females

11032

F45-49

11032

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1563*
Passed By
1047
Net Change
+257
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24222
5K → 10K409*98+311#24222#23911
10K → 15K78200-241#23911#24152
15K → 20K19846+152#24152#24000
20K → HALF565+51#24000#23949
HALF → 25K246*16+230#23949#23719
25K → 30K159127+32#23719#23687
30K → 20M12220+102#23687#23585
20M → 21M5200-335#23585#23920
21M → 35K4340+3#23920#23917
35K → 23M10635+71#23917#23846
23M → 24M15147-132#23846#23978
24M → 40K7511+64#23978#23914
40K → 25.2M2212+10#23914#23904
25.2M → FINISH2990-61#23904#23965
TOTALS1563*1047+257

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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

Activity Data

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