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BOSTON MARATHON 2026

Elizabeth Johnson

Bib: 21904•F

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0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Top 50%
Masters (Masters Women)
#0 / 6862
Top 37%
Age Group (F45-49)
#0 / 1786
Top 49%
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
25:42
3.11 mi
Rank: #18704
Start → 5K
25:42 | 8:17/mi
10K
51:33
6.21 mi
Rank: #18993 (-289)
5K → 10K
25:51 | 8:20/mi
15K
1:17:22
9.32 mi
Rank: #19020 (-27)
10K → 15K
25:49 | 8:19/mi
20K
1:43:25
12.43 mi
Rank: #18893 (+127)
15K → 20K
26:03 | 8:24/mi
HALF
1:49:05
13.11 mi
Rank: #18903 (-10)
20K → HALF
5:40 | 8:19/mi
25K
2:09:23
15.53 mi
Rank: #18706 (+197)
HALF → 25K
20:18 | 8:23/mi
30K
2:35:56
18.64 mi
Rank: #18428 (+278)
25K → 30K
26:33 | 8:33/mi
20M
2:47:33
20.00 mi
Rank: #18257 (+171)
30K → 20M
11:37 | 8:34/mi
21M
2:56:20
21.00 mi
Rank: #18053 (+204)
20M → 21M
8:47 | 8:47/mi
35K
3:02:31
21.75 mi
Rank: #17984 (+69)
21M → 35K
6:11 | 8:16/mi
23M
3:12:55
23.00 mi
Rank: #17752 (+232)
35K → 23M
10:24 | 8:19/mi
24M
3:21:09
24.00 mi
Rank: #17637 (+115)
23M → 24M
8:14 | 8:14/mi
40K
3:28:02
24.85 mi
Rank: #17437 (+200)
24M → 40K
6:53 | 8:04/mi
25.2M
3:31:03
25.20 mi
Rank: #17368 (+69)
40K → 25.2M
3:01 | 8:45/mi
FINISH
3:38:57
26.22 mi
Rank: #17215 (+153)
25.2M → FINISH
7:54 | 7:46/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st Half⚖️ Balanced
via HALF
Distance13.11 mi
Time1:49:05
Pace8:20 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:49:52
Pace8:23 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:26:5625:428:1725:42
8:17
-
10K
6.21 mi11:52:4751:338:1825:51
8:20
+0:03
15K
9.32 mi12:18:361:17:228:1925:49
8:19
-0:01
20K
12.43 mi12:44:391:43:258:2026:03
8:24
+0:05
HALF
13.11 mi12:50:191:49:058:205:40
8:19
-0:05
25K
15.53 mi13:10:372:09:238:2020:18
8:23
+0:04
30K
18.64 mi13:37:102:35:568:2226:33
8:33
+0:10
20M
20.00 mi13:48:472:47:338:2311:37
8:34
+0:01
21M
21.00 mi13:57:342:56:208:248:47
8:47
+0:13
35K
21.75 mi14:03:453:02:318:246:11
8:16
-0:31
23M
23.00 mi14:14:093:12:558:2410:24
8:19
+0:03
24M
24.00 mi14:22:233:21:098:238:14
8:14
-0:05
40K
24.85 mi14:29:163:28:028:236:53
8:04
-0:10
25.2M
25.20 mi14:32:173:31:038:233:01
8:45
+0:41
FINISH
26.22 mi14:40:113:38:578:227:54
7:46
-0:59

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

7:46 /mi

Average Pace

8:21 /mi

Slowest Pace

8:47 /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

2:48:59

77% of race

Time at Steady Pace

49:58

23% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:21 /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 mi11:26:5625:428:1725:42
8:17
#18704
10K
6.21 mi11:52:4751:338:1825:51
8:20
#18993
15K
9.32 mi12:18:361:17:228:1925:49
8:19
#19020
20K
12.43 mi12:44:391:43:258:2026:03
8:24
#18893
HALF
13.11 mi12:50:191:49:058:205:40
8:19
#18903
25K
15.53 mi13:10:372:09:238:2020:18
8:23
#18706
30K
18.64 mi13:37:102:35:568:2226:33
8:33
#18428
20M
20.00 mi13:48:472:47:338:2311:37
8:34
#18257
21M
21.00 mi13:57:342:56:208:248:47
8:47
#18053
35K
21.75 mi14:03:453:02:318:246:11
8:16
#17984
23M
23.00 mi14:14:093:12:558:2410:24
8:19
#17752
24M
24.00 mi14:22:233:21:098:238:14
8:14
#17637
40K
24.85 mi14:29:163:28:028:236:53
8:04
#17437
25.2M
25.20 mi14:32:173:31:038:233:01
8:45
#17368
FINISH
26.22 mi14:40:113:38:578:227:54
7:46
#17215
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 mi187046903690319037(Top 66%)7058(Top 56%)7058(Top 395%)
10K6.21 mi3.10 mi18993-2897063-1607063-16019313(Top 67%)7197(Top 57%)7197(Top 403%)
15K9.32 mi3.11 mi19020-277066-37066-319037(Top 66%)7058(Top 56%)7058(Top 395%)
20K12.43 mi3.11 mi18893+1276998+686998+6818622(Top 64%)6864(Top 55%)6864(Top 384%)
HALF13.11 mi0.68 mi18903-107006-87006-819122(Top 66%)7093(Top 56%)7093(Top 397%)
25K15.53 mi2.42 mi18706+1976900+1066900+10617813(Top 61%)6452(Top 51%)6452(Top 361%)
30K18.64 mi3.11 mi18428+2786784+1166784+11617180(Top 59%)6201(Top 49%)6201(Top 347%)
20M20.00 mi1.36 mi18257+1716709+756709+7516525(Top 57%)5927(Top 47%)5927(Top 332%)
21M21.00 mi1.00 mi18053+2046613+966613+9614934(Top 51%)5115(Top 41%)5115(Top 286%)
35K21.75 mi0.75 mi17984+696582+316582+3116253(Top 56%)5899(Top 47%)5899(Top 330%)
23M23.00 mi1.25 mi17752+2326480+1026480+10214561(Top 50%)5036(Top 40%)5036(Top 282%)
24M24.00 mi1.00 mi17637+1156424+566424+5615322(Top 53%)5520(Top 44%)5520(Top 309%)
40K24.85 mi0.85 mi17437+2006333+916333+9112905(Top 44%)4288(Top 34%)4288(Top 240%)
25.2M25.20 mi0.35 mi17368+696305+286305+2813343(Top 46%)4575(Top 36%)4575(Top 256%)
FINISH26.22 mi1.02 mi17215+1536238+676238+6713457(Top 46%)4651(Top 37%)4651(Top 260%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 66%
×21
+97ft-345ft

Overall

19037

Females

7058

F45-49

7058

5K→10K

3.1 - 6.2 mi

Top 67%
×5
+79ft-138ft

Overall

19313

Females

7197

F45-49

7197

10K→15K

6.2 - 9.3 mi

Top 66%
×3
+67ft-78ft

Overall

19037

Females

7058

F45-49

7058

15K→20K

9.3 - 12.4 mi

Top 64%
×5
+106ft-86ft

Overall

18622

Females

6864

F45-49

6864

20K→HALF

12.4 - 13.1 mi

Top 66%
×2
+19ft-37ft

Overall

19122

Females

7093

F45-49

7093

HALF→25K

13.1 - 15.5 mi

Top 61%
×4
+66ft-88ft

Overall

17813

Females

6452

F45-49

6452

25K→30K

15.5 - 18.6 mi

Top 59%
×9
+181ft-148ft

Overall

17180

Females

6201

F45-49

6201

30K→20M

18.6 - 20.0 mi

Top 57%
×5
+64ft-50ft

Overall

16525

Females

5927

F45-49

5927

20M→21M

20.0 - 21.0 mi

Top 51%
×8
+106ft-24ft

Overall

14934

Females

5115

F45-49

5115

21M→35K

21.0 - 21.8 mi

Top 56%
×7
+17ft-86ft

Overall

16253

Females

5899

F45-49

5899

35K→23M

21.8 - 23.0 mi

Top 50%
×5
+23ft-63ft

Overall

14561

Females

5036

F45-49

5036

23M→24M

23.0 - 24.0 mi

Top 53%
×6
+12ft-82ft

Overall

15322

Females

5520

F45-49

5520

24M→40K

24.0 - 24.9 mi

Top 44%
×1
+6ft-20ft

Overall

12905

Females

4288

F45-49

4288

40K→25.2M

24.9 - 25.2 mi

Top 46%
×1
+13ft-16ft

Overall

13343

Females

4575

F45-49

4575

25.2M→FINISH

25.2 - 26.2 mi

Top 46%
×2
+22ft-21ft

Overall

13457

Females

4651

F45-49

4651

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2403*
Passed By
674
Net Change
+1489
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18704
5K → 10K151200-289#18704#18993
10K → 15K160187-27#18993#19020
15K → 20K213*86+127#19020#18893
20K → HALF3040-10#18893#18903
HALF → 25K247*50+197#18903#18706
25K → 30K322*44+278#18706#18428
30K → 20M18615+171#18428#18257
20M → 21M206*2+204#18257#18053
21M → 35K789+69#18053#17984
35K → 23M241*9+232#17984#17752
23M → 24M12510+115#17752#17637
24M → 40K205*5+200#17637#17437
40K → 25.2M734+69#17437#17368
25.2M → FINISH16613+153#17368#17215
TOTALS2403*674+1489

* 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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Activity Data

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing