Boston Marathon logo
BOSTON MARATHON 2025

Megan Bell

TN

Bib: 17736 F

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 28404
Gender (Female)
#0 / 12228
Top 37%
Division (F18-39)
#0 / 5469
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
7:42/mi
23:55
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
7:46/mi
48:03
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
7:45/mi
1:12:08
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
7:41/mi
1:35:59
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
7:33/mi
1:41:08
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
7:45/mi
1:59:56
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
8:10/mi
2:25:17
↑ 181↓ 1480.2%
138 ft elev
20M
9:56/mi
2:38:47
↑ 64↓ 500.2%
148 ft elev
21M
8:28/mi
2:47:15
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
8:56/mi
2:53:56
↑ 17↓ 861.7%
156 ft elev
23M
9:17/mi
3:05:33
↑ 23↓ 630.6%
116 ft elev
24M
8:55/mi
3:14:28
↓ 821.3%
34 ft elev
40K· 24.85 mi
9:34/mi
3:22:39
↓ 200.3%
20 ft elev
25.2M
10:00/mi
3:26:06
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
7:45/mi
3:34:00
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

Half Splits

1st Half· via Half
1:41:087:43 /mi⚡ faster
2nd Half
1:52:528:37 /mi+11.6%
Positive split — 11.6% slower in the second half
Is this your race?

Claim it for a free AI report

A coach's-eye read of your race — emailed to you, free.

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:14:1823:557:4223:55
7:42
-
10K
6.21 mi11:38:2648:037:4424:08
7:46
+0:04
15K
9.32 mi12:02:311:12:087:4424:05
7:45
-0:01
20K
12.43 mi12:26:221:35:597:4323:51
7:41
-0:04
Half
13.11 mi12:31:311:41:087:435:09
7:33
-0:08
25K
15.53 mi12:50:191:59:567:4318:48
7:45
+0:12
30K
18.64 mi13:15:402:25:177:4825:21
8:10
+0:25
20M
20.00 mi13:29:102:38:477:5613:30
9:56
+1:46
21M
21.00 mi13:37:382:47:157:588:28
8:28
-1:28
35K
21.75 mi13:44:192:53:568:006:41
8:56
+0:28
23M
23.00 mi13:55:563:05:338:0411:37
9:17
+0:21
24M
24.00 mi14:04:513:14:288:068:55
8:55
-0:22
40K
24.85 mi14:13:023:22:398:098:11
9:34
+0:39
25.2M
25.20 mi14:16:293:26:068:113:27
10:00
+0:26
Finish
26.22 mi14:24:233:34:008:107:54
7:45
-2:15

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

7:33 /mi

Average Pace

8:10 /mi

Slowest Pace

10:00 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

52:55

25% of race

Time at Steady Pace

1:48:44

51% of race

Time at Slower Pace

52:21

24% of race

Average Pace: 8:10 /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 mi11:14:1823:557:4223:55
7:42
#13973
10K
6.21 mi11:38:2648:037:4424:08
7:46
#14178
15K
9.32 mi12:02:311:12:087:4424:05
7:45
#14109
20K
12.43 mi12:26:221:35:597:4323:51
7:41
#13573
Half
13.11 mi12:31:311:41:087:435:09
7:33
#13499
25K
15.53 mi12:50:191:59:567:4318:48
7:45
#13202
30K
18.64 mi13:15:402:25:177:4825:21
8:10
#13031
20M
20.00 mi13:29:102:38:477:5613:30
9:56
#13826
21M
21.00 mi13:37:382:47:157:588:28
8:28
#13591
35K
21.75 mi13:44:192:53:568:006:41
8:56
#13759
23M
23.00 mi13:55:563:05:338:0411:37
9:17
#14083
24M
24.00 mi14:04:513:14:288:068:55
8:55
#14232
40K
24.85 mi14:13:023:22:398:098:11
9:34
#14404
25.2M
25.20 mi14:16:293:26:068:113:27
10:00
#14443
Finish
26.22 mi14:24:233:34:008:107:54
7:45
#14291
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi13973389438941396339943994
10K6.21 mi3.10 mi14178-2054044-1504044-1501453442714271
15K9.32 mi3.11 mi14109+694035+94035+91396339943994
20K12.43 mi3.11 mi13573+5363772+2633772+2631222031253125
Half13.11 mi0.68 mi13499+743731+413731+411223630973097
25K15.53 mi2.42 mi13202+2973595+1363595+1361200131233123
30K18.64 mi3.11 mi13031+1713573+223573+221253735893589
20M20.00 mi1.36 mi13826-7954041-4684041-4682071681978197
21M21.00 mi1.00 mi13591+2353946+953946+951029727722772
35K21.75 mi0.75 mi13759-1684057-1114057-1111792968556855
23M23.00 mi1.25 mi14083-3244272-2154272-2151768868306830
24M24.00 mi1.00 mi14232-1494377-1054377-1051693464586458
40K24.85 mi0.85 mi14404-1724495-1184495-1181899776227622
25.2M25.20 mi0.35 mi14443-394527-324527-321707066086608
Finish26.22 mi1.02 mi14291+1524474+534474+531113835363536

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 49%
×21story building
+97ft-345ft

Overall

13963

Females

3994

F18-39

3994

5K→10K

3.1 - 6.2 mi

Top 51%
×5story building
+79ft-138ft

Overall

14534

Females

4271

F18-39

4271

10K→15K

6.2 - 9.3 mi

Top 49%
×3story building
+67ft-78ft

Overall

13963

Females

3994

F18-39

3994

15K→20K

9.3 - 12.4 mi

Top 43%
×5story building
+106ft-86ft

Overall

12220

Females

3125

F18-39

3125

20K→Half

12.4 - 13.1 mi

Top 43%
×2story building
+19ft-37ft

Overall

12236

Females

3097

F18-39

3097

Half→25K

13.1 - 15.5 mi

Top 42%
×4story building
+66ft-88ft

Overall

12001

Females

3123

F18-39

3123

25K→30K

15.5 - 18.6 mi

Top 44%
×9story building
+181ft-148ft

Overall

12537

Females

3589

F18-39

3589

30K→20M

18.6 - 20.0 mi

Top 73%
×5story building
+64ft-50ft

Overall

20716

Females

8197

F18-39

8197

20M→21M

20.0 - 21.0 mi

Top 36%
×8story building
+106ft-24ft

Overall

10297

Females

2772

F18-39

2772

21M→35K

21.0 - 21.8 mi

Top 63%
×7story building
+17ft-86ft

Overall

17929

Females

6855

F18-39

6855

35K→23M

21.8 - 23.0 mi

Top 62%
×5story building
+23ft-63ft

Overall

17688

Females

6830

F18-39

6830

23M→24M

23.0 - 24.0 mi

Top 60%
×6story building
+12ft-82ft

Overall

16934

Females

6458

F18-39

6458

24M→40K

24.0 - 24.9 mi

Top 67%
×1story
+6ft-20ft

Overall

18997

Females

7622

F18-39

7622

40K→25.2M

24.9 - 25.2 mi

Top 60%
×1story
+13ft-16ft

Overall

17070

Females

6608

F18-39

6608

25.2M→Finish

25.2 - 26.2 mi

Top 39%
×2story building
+22ft-21ft

Overall

11138

Females

3536

F18-39

3536

Passing Analysis

Category:
Athletes Passed
2312
Passed By
2630
Net Change
-318
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13973
5K → 10K182387-205#13973#14178
10K → 15K235166+69#14178#14109
15K → 20K55620+536#14109#13573
20K → Half817+74#13573#13499
Half → 25K32629+297#13499#13202
25K → 30K326155+171#13202#13031
30K → 20M24819-795#13031#13826
20M → 21M24712+235#13826#13591
21M → 35K24192-168#13591#13759
35K → 23M47371-324#13759#14083
23M → 24M43192-149#14083#14232
24M → 40K38210-172#14232#14404
40K → 25.2M1756-39#14404#14443
25.2M → Finish16614+152#14443#14291
TOTALS23122630-318

Passing Charts

Category:
Loading...

Passing Circle

Loading...

Position Flow

Loading...

Race Lanes

Loading...

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing