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BOSTON MARATHON 2025

Emma Marion

Bib: 13222•F

PA

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 29%
Gender (Female)
#0 / 12228
Top 12%
Division (F18-39)
#0 / 5469
Top 21%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
7:28/mi
23:12
↑ 97↓ 3451.5%
10K· 6.21 mi
7:23/mi
46:08
↑ 79↓ 1380.4%
15K· 9.32 mi
7:22/mi
1:09:01
↑ 67↓ 78
20K· 12.43 mi
7:23/mi
1:31:56
↑ 106↓ 860.1%
Half· 13.11 mi
7:27/mi
1:37:01
↑ 19↓ 370.5%
25K· 15.53 mi
7:22/mi
1:54:53
↑ 66↓ 880.2%
30K· 18.64 mi
7:31/mi
2:18:14
↑ 181↓ 1480.2%
20M
7:29/mi
2:28:24
↑ 64↓ 500.2%
21M
7:51/mi
2:36:15
↑ 106↓ 241.6%
35K· 21.75 mi
7:17/mi
2:41:42
↑ 17↓ 861.7%
23M
7:21/mi
2:50:54
↑ 23↓ 630.6%
24M
7:28/mi
2:58:22
↓ 821.3%
40K· 24.85 mi
7:06/mi
3:04:26
↓ 200.3%
25.2M
7:41/mi
3:07:05
↑ 13↓ 160.2%
Finish· 26.22 mi
6:32/mi
3:13:44
↑ 22↓ 21

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:37:01
Pace7:24 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:36:43
Pace7:23 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:52:0423:127:2823:12
7:28
-
10K
6.21 mi11:15:0046:087:2522:56
7:23
-0:05
15K
9.32 mi11:37:531:09:017:2422:53
7:22
-0:01
20K
12.43 mi12:00:481:31:567:2422:55
7:23
+0:01
Half
13.11 mi12:05:531:37:017:245:05
7:27
+0:04
25K
15.53 mi12:23:451:54:537:2417:52
7:22
-0:05
30K
18.64 mi12:47:062:18:147:2523:21
7:31
+0:09
20M
20.00 mi12:57:162:28:247:2510:10
7:29
-0:02
21M
21.00 mi13:05:072:36:157:267:51
7:51
+0:22
35K
21.75 mi13:10:342:41:427:265:27
7:17
-0:34
23M
23.00 mi13:19:462:50:547:269:12
7:21
+0:04
24M
24.00 mi13:27:142:58:227:267:28
7:28
+0:07
40K
24.85 mi13:33:183:04:267:256:04
7:06
-0:22
25.2M
25.20 mi13:35:573:07:057:252:39
7:41
+0:35
Finish
26.22 mi13:42:363:13:447:246:39
6:32
-1:09

Checkpoints & Pacing

📈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

6:32 /mi

Average Pace

7:24 /mi

Slowest Pace

7:51 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

12:43

7% of race

Time at Steady Pace

2:50:31

88% of race

Time at Slower Pace

10:30

5% of race

Average Pace: 7:23 /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

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi10:52:0423:127:2823:12
7:28
#11953
10K
6.21 mi11:15:0046:087:2522:56
7:23
#11460
15K
9.32 mi11:37:531:09:017:2422:53
7:22
#11112
20K
12.43 mi12:00:481:31:567:2422:55
7:23
#10745
Half
13.11 mi12:05:531:37:017:245:05
7:27
#10769
25K
15.53 mi12:23:451:54:537:2417:52
7:22
#10414
30K
18.64 mi12:47:062:18:147:2523:21
7:31
#9832
20M
20.00 mi12:57:162:28:247:2510:10
7:29
#9550
21M
21.00 mi13:05:072:36:157:267:51
7:51
#9319
35K
21.75 mi13:10:342:41:427:265:27
7:17
#9199
23M
23.00 mi13:19:462:50:547:269:12
7:21
#8917
24M
24.00 mi13:27:142:58:227:267:28
7:28
#8814
40K
24.85 mi13:33:183:04:267:256:04
7:06
#8547
25.2M
25.20 mi13:35:573:07:057:252:39
7:41
#8430
Finish
26.22 mi13:42:363:13:447:246:39
6:32
#8132
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi119532766276610543(Top 37%)2133(Top 17%)2133(Top 39%)
10K6.21 mi3.10 mi11460+4932530+2362530+23611023(Top 39%)2310(Top 19%)2310(Top 42%)
15K9.32 mi3.11 mi11112+3482375+1552375+15510543(Top 37%)2133(Top 17%)2133(Top 39%)
20K12.43 mi3.11 mi10745+3672212+1632212+1639693(Top 34%)1823(Top 15%)1823(Top 33%)
Half13.11 mi0.68 mi10769-242228-162228-1611315(Top 40%)2560(Top 21%)2560(Top 47%)
25K15.53 mi2.42 mi10414+3552090+1382090+1388908(Top 31%)1592(Top 13%)1592(Top 29%)
30K18.64 mi3.11 mi9832+5821882+2081882+2087865(Top 28%)1338(Top 11%)1338(Top 24%)
20M20.00 mi1.36 mi9550+2821792+901792+906910(Top 24%)1121(Top 9%)1121(Top 20%)
21M21.00 mi1.00 mi9319+2311719+731719+736528(Top 23%)1119(Top 9%)1119(Top 20%)
35K21.75 mi0.75 mi9199+1201687+321687+327179(Top 25%)1356(Top 11%)1356(Top 25%)
23M23.00 mi1.25 mi8917+2821608+791608+795772(Top 20%)927(Top 8%)927(Top 17%)
24M24.00 mi1.00 mi8814+1031597+111597+117482(Top 26%)1650(Top 13%)1650(Top 30%)
40K24.85 mi0.85 mi8547+2671523+741523+744500(Top 16%)647(Top 5%)647(Top 12%)
25.2M25.20 mi0.35 mi8430+1171491+321491+324368(Top 15%)690(Top 6%)690(Top 13%)
Finish26.22 mi1.02 mi8132+2981407+841407+842985(Top 11%)318(Top 3%)318(Top 6%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 37%
×21story building
+97ft-345ft

Overall

10543

Females

2133

F18-39

2133

5K→10K

3.1 - 6.2 mi

Top 39%
×5story building
+79ft-138ft

Overall

11023

Females

2310

F18-39

2310

10K→15K

6.2 - 9.3 mi

Top 37%
×3story building
+67ft-78ft

Overall

10543

Females

2133

F18-39

2133

15K→20K

9.3 - 12.4 mi

Top 34%
×5story building
+106ft-86ft

Overall

9693

Females

1823

F18-39

1823

20K→Half

12.4 - 13.1 mi

Top 40%
×2story building
+19ft-37ft

Overall

11315

Females

2560

F18-39

2560

Half→25K

13.1 - 15.5 mi

Top 31%
×4story building
+66ft-88ft

Overall

8908

Females

1592

F18-39

1592

25K→30K

15.5 - 18.6 mi

Top 28%
×9story building
+181ft-148ft

Overall

7865

Females

1338

F18-39

1338

30K→20M

18.6 - 20.0 mi

Top 24%
×5story building
+64ft-50ft

Overall

6910

Females

1121

F18-39

1121

20M→21M

20.0 - 21.0 mi

Top 23%
×8story building
+106ft-24ft

Overall

6528

Females

1119

F18-39

1119

21M→35K

21.0 - 21.8 mi

Top 25%
×7story building
+17ft-86ft

Overall

7179

Females

1356

F18-39

1356

35K→23M

21.8 - 23.0 mi

Top 20%
×5story building
+23ft-63ft

Overall

5772

Females

927

F18-39

927

23M→24M

23.0 - 24.0 mi

Top 26%
×6story building
+12ft-82ft

Overall

7482

Females

1650

F18-39

1650

24M→40K

24.0 - 24.9 mi

Top 16%
×1story
+6ft-20ft

Overall

4500

Females

647

F18-39

647

40K→25.2M

24.9 - 25.2 mi

Top 15%
×1story
+13ft-16ft

Overall

4368

Females

690

F18-39

690

25.2M→Finish

25.2 - 26.2 mi

Top 11%
×2story building
+22ft-21ft

Overall

2985

Females

318

F18-39

318

Passing Analysis

Category:
Athletes Passed
4131*
Passed By
310
Net Change
+3821
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11953
5K → 10K58592+493#11953#11460
10K → 15K39648+348#11460#11112
15K → 20K39427+367#11112#10745
20K → Half2650-24#10745#10769
Half → 25K37419+355#10769#10414
25K → 30K596*14+582#10414#9832
30K → 20M2864+282#9832#9550
20M → 21M2387+231#9550#9319
21M → 35K13111+120#9319#9199
35K → 23M2875+282#9199#8917
23M → 24M13128+103#8917#8814
24M → 40K2703+267#8814#8547
40K → 25.2M1181+117#8547#8430
25.2M → Finish2991+298#8430#8132
TOTALS4131*310+3821

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

📊

Passing Visuals

Category:
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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing