Boston Marathon logo
BOSTON MARATHON 2025

Alina Spiegel

Bib: 15598•F

MD

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 28404
Top 48%
Gender (Female)
#0 / 12228
Top 34%
Division (F18-39)
#0 / 5469
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
7:23/mi
22:56
↑ 97↓ 3451.5%
10K· 6.21 mi
7:34/mi
46:25
↑ 79↓ 1380.4%
15K· 9.32 mi
7:47/mi
1:10:37
↑ 67↓ 78
20K· 12.43 mi
7:53/mi
1:35:07
↑ 106↓ 860.1%
Half· 13.11 mi
7:48/mi
1:40:26
↑ 19↓ 370.5%
25K· 15.53 mi
8:07/mi
2:00:07
↑ 66↓ 880.2%
30K· 18.64 mi
8:24/mi
2:26:13
↑ 181↓ 1480.2%
20M
8:53/mi
2:38:17
↑ 64↓ 500.2%
21M
9:13/mi
2:47:30
↑ 106↓ 241.6%
35K· 21.75 mi
8:16/mi
2:53:41
↑ 17↓ 861.7%
23M
8:36/mi
3:04:27
↑ 23↓ 630.6%
24M
8:27/mi
3:12:54
↓ 821.3%
40K· 24.85 mi
8:39/mi
3:20:18
↓ 200.3%
25.2M
9:17/mi
3:23:30
↑ 13↓ 160.2%
Finish· 26.22 mi
8:15/mi
3:31:54
↑ 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
Time1:40:26
Pace7:40 /mi
2nd Half
Distance13.11 mi
Time1:51:28
Pace8:30 /mi
📊Positive Split: 11.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:55:0322:567:2322:56
7:23
-
10K
6.21 mi11:18:3246:257:2823:29
7:34
+0:11
15K
9.32 mi11:42:441:10:377:3524:12
7:47
+0:13
20K
12.43 mi12:07:141:35:077:3924:30
7:53
+0:06
Half
13.11 mi12:12:331:40:267:405:19
7:48
-0:05
25K
15.53 mi12:32:142:00:077:4419:41
8:07
+0:19
30K
18.64 mi12:58:202:26:137:5126:06
8:24
+0:17
20M
20.00 mi13:10:242:38:177:5512:04
8:53
+0:29
21M
21.00 mi13:19:372:47:307:599:13
9:13
+0:20
35K
21.75 mi13:25:482:53:417:596:11
8:16
-0:57
23M
23.00 mi13:36:343:04:278:0110:46
8:36
+0:20
24M
24.00 mi13:45:013:12:548:028:27
8:27
-0:09
40K
24.85 mi13:52:253:20:188:047:24
8:39
+0:12
25.2M
25.20 mi13:55:373:23:308:053:12
9:17
+0:38
Finish
26.22 mi14:04:013:31:548:058:24
8:15
-1:02

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

7:23 /mi

Average Pace

8:05 /mi

Slowest Pace

9:17 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:40:26

47% of race

Time at Steady Pace

1:08:49

32% of race

Time at Slower Pace

42:39

20% of race

Average Pace: 8:05 /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 mi10:55:0322:567:2322:56
7:23
#11161
10K
6.21 mi11:18:3246:257:2823:29
7:34
#11874
15K
9.32 mi11:42:441:10:377:3524:12
7:47
#12663
20K
12.43 mi12:07:141:35:077:3924:30
7:53
#12960
Half
13.11 mi12:12:331:40:267:405:19
7:48
#13022
25K
15.53 mi12:32:142:00:077:4419:41
8:07
#13291
30K
18.64 mi12:58:202:26:137:5126:06
8:24
#13438
20M
20.00 mi13:10:242:38:177:5512:04
8:53
#13634
21M
21.00 mi13:19:372:47:307:599:13
9:13
#13664
35K
21.75 mi13:25:482:53:417:596:11
8:16
#13676
23M
23.00 mi13:36:343:04:278:0110:46
8:36
#13659
24M
24.00 mi13:45:013:12:548:028:27
8:27
#13703
40K
24.85 mi13:52:253:20:188:047:24
8:39
#13708
25.2M
25.20 mi13:55:373:23:308:053:12
9:17
#13705
Finish
26.22 mi14:04:013:31:548:058:24
8:15
#13718
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi111612363236314296(Top 50%)4199(Top 34%)4199(Top 77%)
10K6.21 mi3.10 mi11874-7132742-3792742-37912665(Top 45%)3183(Top 26%)3183(Top 58%)
15K9.32 mi3.11 mi12663-7893186-4443186-44414296(Top 50%)4199(Top 34%)4199(Top 77%)
20K12.43 mi3.11 mi12960-2973422-2363422-23613979(Top 49%)4085(Top 33%)4085(Top 75%)
Half13.11 mi0.68 mi13022-623462-403462-4014260(Top 50%)4211(Top 34%)4211(Top 77%)
25K15.53 mi2.42 mi13291-2693650-1883650-18814763(Top 52%)4619(Top 38%)4619(Top 84%)
30K18.64 mi3.11 mi13438-1473783-1333783-13314152(Top 50%)4456(Top 36%)4456(Top 81%)
20M20.00 mi1.36 mi13634-1963926-1433926-14316109(Top 57%)5651(Top 46%)5651(Top 103%)
21M21.00 mi1.00 mi13664-303983-573983-5714719(Top 52%)5006(Top 41%)5006(Top 92%)
35K21.75 mi0.75 mi13676-124007-244007-2414059(Top 49%)4695(Top 38%)4695(Top 86%)
23M23.00 mi1.25 mi13659+174043-364043-3613931(Top 49%)4761(Top 39%)4761(Top 87%)
24M24.00 mi1.00 mi13703-444092-494092-4914212(Top 50%)4931(Top 40%)4931(Top 90%)
40K24.85 mi0.85 mi13708-54121-294121-2914385(Top 51%)5177(Top 42%)5177(Top 95%)
25.2M25.20 mi0.35 mi13705+34136-154136-1513390(Top 47%)4699(Top 38%)4699(Top 86%)
Finish26.22 mi1.02 mi13718-134170-344170-3414572(Top 51%)5240(Top 43%)5240(Top 96%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 50%
×21story building
+97ft-345ft

Overall

14296

Females

4199

F18-39

4199

5K→10K

3.1 - 6.2 mi

Top 45%
×5story building
+79ft-138ft

Overall

12665

Females

3183

F18-39

3183

10K→15K

6.2 - 9.3 mi

Top 50%
×3story building
+67ft-78ft

Overall

14296

Females

4199

F18-39

4199

15K→20K

9.3 - 12.4 mi

Top 49%
×5story building
+106ft-86ft

Overall

13979

Females

4085

F18-39

4085

20K→Half

12.4 - 13.1 mi

Top 50%
×2story building
+19ft-37ft

Overall

14260

Females

4211

F18-39

4211

Half→25K

13.1 - 15.5 mi

Top 52%
×4story building
+66ft-88ft

Overall

14763

Females

4619

F18-39

4619

25K→30K

15.5 - 18.6 mi

Top 50%
×9story building
+181ft-148ft

Overall

14152

Females

4456

F18-39

4456

30K→20M

18.6 - 20.0 mi

Top 57%
×5story building
+64ft-50ft

Overall

16109

Females

5651

F18-39

5651

20M→21M

20.0 - 21.0 mi

Top 52%
×8story building
+106ft-24ft

Overall

14719

Females

5006

F18-39

5006

21M→35K

21.0 - 21.8 mi

Top 49%
×7story building
+17ft-86ft

Overall

14059

Females

4695

F18-39

4695

35K→23M

21.8 - 23.0 mi

Top 49%
×5story building
+23ft-63ft

Overall

13931

Females

4761

F18-39

4761

23M→24M

23.0 - 24.0 mi

Top 50%
×6story building
+12ft-82ft

Overall

14212

Females

4931

F18-39

4931

24M→40K

24.0 - 24.9 mi

Top 51%
×1story
+6ft-20ft

Overall

14385

Females

5177

F18-39

5177

40K→25.2M

24.9 - 25.2 mi

Top 47%
×1story
+13ft-16ft

Overall

13390

Females

4699

F18-39

4699

25.2M→Finish

25.2 - 26.2 mi

Top 51%
×2story building
+22ft-21ft

Overall

14572

Females

5240

F18-39

5240

Passing Analysis

Category:
Athletes Passed
1116
Passed By
3673
Net Change
-2557
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11161
5K → 10K61774-713#11161#11874
10K → 15K41830-789#11874#12663
15K → 20K124421-297#12663#12960
20K → Half1880-62#12960#13022
Half → 25K96365-269#13022#13291
25K → 30K187334-147#13291#13438
30K → 20M77273-196#13438#13634
20M → 21M88118-30#13634#13664
21M → 35K5567-12#13664#13676
35K → 23M121104+17#13676#13659
23M → 24M68112-44#13659#13703
24M → 40K8388-5#13703#13708
40K → 25.2M3734+3#13708#13705
25.2M → Finish6073-13#13705#13718
TOTALS11163673-2557
📊

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