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BOSTON MARATHON 2025

Sofia Olvera

Bib: 11379•F

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 44%
Gender (Female)
#0 / 12228
Top 28%
Division (F18-39)
#0 / 5469
Top 47%
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
6:59/mi
21:41
↑ 97↓ 3451.5%
10K· 6.21 mi
7:01/mi
43:29
↑ 79↓ 1380.4%
15K· 9.32 mi
7:35/mi
1:07:03
↑ 67↓ 78
20K· 12.43 mi
7:46/mi
1:31:10
↑ 106↓ 860.1%
Half· 13.11 mi
7:40/mi
1:36:24
↑ 19↓ 370.5%
25K· 15.53 mi
8:11/mi
1:56:15
↑ 66↓ 880.2%
30K· 18.64 mi
8:39/mi
2:23:06
↑ 181↓ 1480.2%
20M
8:29/mi
2:34:38
↑ 64↓ 500.2%
21M
9:53/mi
2:44:31
↑ 106↓ 241.6%
35K· 21.75 mi
7:46/mi
2:50:20
↑ 17↓ 861.7%
23M
8:28/mi
3:00:56
↑ 23↓ 630.6%
24M
8:08/mi
3:09:04
↓ 821.3%
40K· 24.85 mi
8:17/mi
3:16:09
↓ 200.3%
25.2M
9:34/mi
3:19:27
↑ 13↓ 160.2%
Finish· 26.22 mi
7:57/mi
3:27:33
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:36:24
Pace7:21 /mi
2nd Half
Distance13.11 mi
Time1:51:09
Pace8:29 /mi
📊Positive Split: 15.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:48:0121:416:5921:41
6:59
-
10K
6.21 mi11:09:4943:297:0021:48
7:01
+0:02
15K
9.32 mi11:33:231:07:037:1223:34
7:35
+0:34
20K
12.43 mi11:57:301:31:107:2024:07
7:46
+0:11
Half
13.11 mi12:02:441:36:247:215:14
7:40
-0:06
25K
15.53 mi12:22:351:56:157:2919:51
8:11
+0:31
30K
18.64 mi12:49:262:23:067:4126:51
8:39
+0:28
20M
20.00 mi13:00:582:34:387:4411:32
8:29
-0:10
21M
21.00 mi13:10:512:44:317:509:53
9:53
+1:24
35K
21.75 mi13:16:402:50:207:505:49
7:46
-2:07
23M
23.00 mi13:27:163:00:567:5210:36
8:28
+0:42
24M
24.00 mi13:35:243:09:047:538:08
8:08
-0:20
40K
24.85 mi13:42:293:16:097:547:05
8:17
+0:09
25.2M
25.20 mi13:45:473:19:277:553:18
9:34
+1:17
Finish
26.22 mi13:53:533:27:337:558:06
7:57
-1:37

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

6:59 /mi

Average Pace

7:55 /mi

Slowest Pace

9:53 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:12:17

35% of race

Time at Steady Pace

1:35:14

46% of race

Time at Slower Pace

40:02

19% of race

Average Pace: 7:55 /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 mi10:48:0121:416:5921:41
6:59
#7679
10K
6.21 mi11:09:4943:297:0021:48
7:01
#7851
15K
9.32 mi11:33:231:07:037:1223:34
7:35
#9287
20K
12.43 mi11:57:301:31:107:2024:07
7:46
#10187
Half
13.11 mi12:02:441:36:247:215:14
7:40
#10338
25K
15.53 mi12:22:351:56:157:2919:51
8:11
#11203
30K
18.64 mi12:49:262:23:067:4126:51
8:39
#12050
20M
20.00 mi13:00:582:34:387:4411:32
8:29
#12169
21M
21.00 mi13:10:512:44:317:509:53
9:53
#12580
35K
21.75 mi13:16:402:50:207:505:49
7:46
#12482
23M
23.00 mi13:27:163:00:567:5210:36
8:28
#12498
24M
24.00 mi13:35:243:09:047:538:08
8:08
#12460
40K
24.85 mi13:42:293:16:097:547:05
8:17
#12418
25.2M
25.20 mi13:45:473:19:277:553:18
9:34
#12463
Finish
26.22 mi13:53:533:27:337:558:06
7:57
#12463
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi767988388312486(Top 44%)3160(Top 26%)3160(Top 58%)
10K6.21 mi3.10 mi7851-172949-66949-668055(Top 28%)1034(Top 8%)1034(Top 19%)
15K9.32 mi3.11 mi9287-14361517-5681517-56812486(Top 44%)3160(Top 26%)3160(Top 58%)
20K12.43 mi3.11 mi10187-9001956-4391956-43912977(Top 46%)3536(Top 29%)3536(Top 65%)
Half13.11 mi0.68 mi10338-1512036-802036-8013210(Top 47%)3610(Top 30%)3610(Top 66%)
25K15.53 mi2.42 mi11203-8652493-4572493-45715233(Top 54%)4861(Top 40%)4861(Top 89%)
30K18.64 mi3.11 mi12050-8473025-5323025-53215643(Top 55%)5246(Top 43%)5246(Top 96%)
20M20.00 mi1.36 mi12169-1193121-963121-9613704(Top 48%)4353(Top 36%)4353(Top 80%)
21M21.00 mi1.00 mi12580-4113381-2603381-26017845(Top 63%)6705(Top 55%)6705(Top 123%)
35K21.75 mi0.75 mi12482+983355+263355+2610691(Top 38%)2962(Top 24%)2962(Top 54%)
23M23.00 mi1.25 mi12498-163401-463401-4613115(Top 46%)4324(Top 35%)4324(Top 79%)
24M24.00 mi1.00 mi12460+383404-33404-312158(Top 43%)3874(Top 32%)3874(Top 71%)
40K24.85 mi0.85 mi12418+423415-113415-1112079(Top 43%)3952(Top 32%)3952(Top 72%)
25.2M25.20 mi0.35 mi12463-453452-373452-3714961(Top 53%)5508(Top 45%)5508(Top 101%)
Finish26.22 mi1.02 mi124633482-303482-3012555(Top 44%)4212(Top 34%)4212(Top 77%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 44%
×21story building
+97ft-345ft

Overall

12486

Females

3160

F18-39

3160

5K→10K

3.1 - 6.2 mi

Top 28%
×5story building
+79ft-138ft

Overall

8055

Females

1034

F18-39

1034

10K→15K

6.2 - 9.3 mi

Top 44%
×3story building
+67ft-78ft

Overall

12486

Females

3160

F18-39

3160

15K→20K

9.3 - 12.4 mi

Top 46%
×5story building
+106ft-86ft

Overall

12977

Females

3536

F18-39

3536

20K→Half

12.4 - 13.1 mi

Top 47%
×2story building
+19ft-37ft

Overall

13210

Females

3610

F18-39

3610

Half→25K

13.1 - 15.5 mi

Top 54%
×4story building
+66ft-88ft

Overall

15233

Females

4861

F18-39

4861

25K→30K

15.5 - 18.6 mi

Top 55%
×9story building
+181ft-148ft

Overall

15643

Females

5246

F18-39

5246

30K→20M

18.6 - 20.0 mi

Top 48%
×5story building
+64ft-50ft

Overall

13704

Females

4353

F18-39

4353

20M→21M

20.0 - 21.0 mi

Top 63%
×8story building
+106ft-24ft

Overall

17845

Females

6705

F18-39

6705

21M→35K

21.0 - 21.8 mi

Top 38%
×7story building
+17ft-86ft

Overall

10691

Females

2962

F18-39

2962

35K→23M

21.8 - 23.0 mi

Top 46%
×5story building
+23ft-63ft

Overall

13115

Females

4324

F18-39

4324

23M→24M

23.0 - 24.0 mi

Top 43%
×6story building
+12ft-82ft

Overall

12158

Females

3874

F18-39

3874

24M→40K

24.0 - 24.9 mi

Top 43%
×1story
+6ft-20ft

Overall

12079

Females

3952

F18-39

3952

40K→25.2M

24.9 - 25.2 mi

Top 53%
×1story
+13ft-16ft

Overall

14961

Females

5508

F18-39

5508

25.2M→Finish

25.2 - 26.2 mi

Top 44%
×2story building
+22ft-21ft

Overall

12555

Females

4212

F18-39

4212

Passing Analysis

Category:
Athletes Passed
914
Passed By
5696
Net Change
-4784
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7679
5K → 10K129301-172#7679#7851
10K → 15K161452-1436#7851#9287
15K → 20K40938-900#9287#10187
20K → Half6157-151#10187#10338
Half → 25K38903-865#10338#11203
25K → 30K67914-847#11203#12050
30K → 20M80199-119#12050#12169
20M → 21M27438-411#12169#12580
21M → 35K12123+98#12580#12482
35K → 23M108124-16#12482#12498
23M → 24M9961+38#12498#12460
24M → 40K8745+42#12460#12418
40K → 25.2M1964-45#12418#12463
25.2M → Finish77770#12463#12463
TOTALS9145696-4784
📊

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