Boston Marathon logo
BOSTON MARATHON 2025

Jodi Sanders

Bib: 24556•F

ON

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Division (F55-59)
#0 / 994
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
9:56/mi
30:53
↑ 97↓ 3451.5%
10K· 6.21 mi
9:55/mi
1:01:42
↑ 79↓ 1380.4%
15K· 9.32 mi
9:59/mi
1:32:42
↑ 67↓ 78
20K· 12.43 mi
10:13/mi
2:04:26
↑ 106↓ 860.1%
Half· 13.11 mi
9:54/mi
2:11:11
↑ 19↓ 370.5%
25K· 15.53 mi
9:49/mi
2:35:00
↑ 66↓ 880.2%
30K· 18.64 mi
10:53/mi
3:08:50
↑ 181↓ 1480.2%
20M
10:37/mi
3:23:15
↑ 64↓ 500.2%
21M
12:29/mi
3:35:44
↑ 106↓ 241.6%
35K· 21.75 mi
9:53/mi
3:43:08
↑ 17↓ 861.7%
23M
9:41/mi
3:55:16
↑ 23↓ 630.6%
24M
9:33/mi
4:04:49
↓ 821.3%
40K· 24.85 mi
9:38/mi
4:13:03
↓ 200.3%
25.2M
11:45/mi
4:17:06
↑ 13↓ 160.2%
Finish· 26.22 mi
10:04/mi
4:27:22
↑ 22↓ 21

The Course

Is this your race?

Claim it — unlock a deeper AI report on this race, free

A personalized Race Performance Report that goes beyond this page — emailed to you, built from your real splits.

Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:11:11
Pace10:00 /mi
2nd Half
Distance13.11 mi
Time2:16:11
Pace10:23 /mi
📊Positive Split: 3.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:31:5230:539:5630:53
9:56
-
10K
6.21 mi12:02:411:01:429:5630:49
9:55
-0:01
15K
9.32 mi12:33:411:32:429:5731:00
9:59
+0:04
20K
12.43 mi13:05:252:04:2610:0131:44
10:13
+0:14
Half
13.11 mi13:12:102:11:1110:006:45
9:54
-0:19
25K
15.53 mi13:35:592:35:009:5923:49
9:49
-0:05
30K
18.64 mi14:09:493:08:5010:0833:50
10:53
+1:04
20M
20.00 mi14:24:143:23:1510:1014:25
10:37
-0:16
21M
21.00 mi14:36:433:35:4410:1612:29
12:29
+1:52
35K
21.75 mi14:44:073:43:0810:167:24
9:53
-2:36
23M
23.00 mi14:56:153:55:1610:1412:08
9:41
-0:12
24M
24.00 mi15:05:484:04:4910:129:33
9:33
-0:08
40K
24.85 mi15:14:024:13:0310:118:14
9:38
+0:05
25.2M
25.20 mi15:18:054:17:0610:124:03
11:45
+2:07
Finish
26.22 mi15:28:214:27:2210:1210:16
10:04
-1:41

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

9:33 /mi

Average Pace

10:12 /mi

Slowest Pace

12:29 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

3:22:35

76% of race

Time at Slower Pace

1:04:47

24% of race

Average Pace: 10:12 /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 mi11:31:5230:539:5630:53
9:56
#25448
10K
6.21 mi12:02:411:01:429:5630:49
9:55
#25258
15K
9.32 mi12:33:411:32:429:5731:00
9:59
#25161
20K
12.43 mi13:05:252:04:2610:0131:44
10:13
#25048
Half
13.11 mi13:12:102:11:1110:006:45
9:54
#25019
25K
15.53 mi13:35:592:35:009:5923:49
9:49
#24668
30K
18.64 mi14:09:493:08:5010:0833:50
10:53
#24517
20M
20.00 mi14:24:143:23:1510:1014:25
10:37
#24398
21M
21.00 mi14:36:433:35:4410:1612:29
12:29
#24398
35K
21.75 mi14:44:073:43:0810:167:24
9:53
#24302
23M
23.00 mi14:56:153:55:1610:1412:08
9:41
#24067
24M
24.00 mi15:05:484:04:4910:129:33
9:33
#23916
40K
24.85 mi15:14:024:13:0310:118:14
9:38
#23765
25.2M
25.20 mi15:18:054:17:0610:124:03
11:45
#23751
Finish
26.22 mi15:28:214:27:2210:1210:16
10:04
#23739
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi3.11 mi25448104491044924955(Top 88%)10189(Top 83%)10189(Top 1025%)
10K6.21 mi3.10 mi25258+19010373+7610373+7625145(Top 89%)10313(Top 84%)10313(Top 1038%)
15K9.32 mi3.11 mi25161+9710316+5710316+5724955(Top 88%)10189(Top 83%)10189(Top 1025%)
20K12.43 mi3.11 mi25048+11310257+5910257+5924675(Top 87%)10090(Top 83%)10090(Top 1015%)
Half13.11 mi0.68 mi25019+2910249+810249+824614(Top 87%)10061(Top 82%)10061(Top 1012%)
25K15.53 mi2.42 mi24668+35110069+18010069+18022833(Top 80%)9111(Top 75%)9111(Top 917%)
30K18.64 mi3.11 mi24517+15110014+5510014+5523802(Top 84%)9761(Top 80%)9761(Top 982%)
20M20.00 mi1.36 mi24398+1199958+569958+5622737(Top 80%)9277(Top 76%)9277(Top 933%)
21M21.00 mi1.00 mi243989980-229980-2224391(Top 86%)10231(Top 84%)10231(Top 1029%)
35K21.75 mi0.75 mi24302+969942+389942+3821623(Top 76%)8846(Top 72%)8846(Top 890%)
23M23.00 mi1.25 mi24067+2359830+1129830+11219429(Top 68%)7750(Top 63%)7750(Top 780%)
24M24.00 mi1.00 mi23916+1519764+669764+6619833(Top 70%)8008(Top 65%)8008(Top 806%)
40K24.85 mi0.85 mi23765+1519702+629702+6219243(Top 68%)7763(Top 63%)7763(Top 781%)
25.2M25.20 mi0.35 mi23751+149695+79695+722702(Top 80%)9520(Top 78%)9520(Top 958%)
Finish26.22 mi1.02 mi23739+129701-69701-623164(Top 82%)9751(Top 80%)9751(Top 981%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 88%
×21story building
+97ft-345ft

Overall

24955

Females

10189

F55-59

10189

5K→10K

3.1 - 6.2 mi

Top 89%
×5story building
+79ft-138ft

Overall

25145

Females

10313

F55-59

10313

10K→15K

6.2 - 9.3 mi

Top 88%
×3story building
+67ft-78ft

Overall

24955

Females

10189

F55-59

10189

15K→20K

9.3 - 12.4 mi

Top 87%
×5story building
+106ft-86ft

Overall

24675

Females

10090

F55-59

10090

20K→Half

12.4 - 13.1 mi

Top 87%
×2story building
+19ft-37ft

Overall

24614

Females

10061

F55-59

10061

Half→25K

13.1 - 15.5 mi

Top 80%
×4story building
+66ft-88ft

Overall

22833

Females

9111

F55-59

9111

25K→30K

15.5 - 18.6 mi

Top 84%
×9story building
+181ft-148ft

Overall

23802

Females

9761

F55-59

9761

30K→20M

18.6 - 20.0 mi

Top 80%
×5story building
+64ft-50ft

Overall

22737

Females

9277

F55-59

9277

20M→21M

20.0 - 21.0 mi

Top 86%
×8story building
+106ft-24ft

Overall

24391

Females

10231

F55-59

10231

21M→35K

21.0 - 21.8 mi

Top 76%
×7story building
+17ft-86ft

Overall

21623

Females

8846

F55-59

8846

35K→23M

21.8 - 23.0 mi

Top 68%
×5story building
+23ft-63ft

Overall

19429

Females

7750

F55-59

7750

23M→24M

23.0 - 24.0 mi

Top 70%
×6story building
+12ft-82ft

Overall

19833

Females

8008

F55-59

8008

24M→40K

24.0 - 24.9 mi

Top 68%
×1story
+6ft-20ft

Overall

19243

Females

7763

F55-59

7763

40K→25.2M

24.9 - 25.2 mi

Top 80%
×1story
+13ft-16ft

Overall

22702

Females

9520

F55-59

9520

25.2M→Finish

25.2 - 26.2 mi

Top 82%
×2story building
+22ft-21ft

Overall

23164

Females

9751

F55-59

9751

Passing Analysis

Category:
Athletes Passed
2156
Passed By
447
Net Change
+1709
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#25448
5K → 10K28393+190#25448#25258
10K → 15K18891+97#25258#25161
15K → 20K18875+113#25161#25048
20K → Half4011+29#25048#25019
Half → 25K3543+351#25019#24668
25K → 30K21059+151#24668#24517
30K → 20M13112+119#24517#24398
20M → 21M64640#24398#24398
21M → 35K993+96#24398#24302
35K → 23M2361+235#24302#24067
23M → 24M1521+151#24067#23916
24M → 40K1521+151#23916#23765
40K → 25.2M206+14#23765#23751
25.2M → Finish3927+12#23751#23739
TOTALS2156447+1709
📊

Passing Visuals

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