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BOSTON MARATHON 2025

Bianca Larrinaga reynoso

Bib: 17921 F MX

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 45%
Gender (Female)
#0 / 12228
Top 30%
Masters (Masters Women)
#0 / 6759
Top 15%
Division (F40-44)
#0 / 1718
Top 32%
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
7:34/mi
23:31
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
7:31/mi
46:52
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
7:38/mi
1:10:34
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
7:51/mi
1:34:57
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
7:50/mi
1:40:18
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
7:59/mi
1:59:40
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
8:26/mi
2:25:51
↑ 181↓ 1480.2%
138 ft elev
20M
8:29/mi
2:37:23
↑ 64↓ 500.2%
148 ft elev
21M
8:59/mi
2:46:22
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
8:15/mi
2:52:32
↑ 17↓ 861.7%
156 ft elev
23M
8:14/mi
3:02:50
↑ 23↓ 630.6%
116 ft elev
24M
8:06/mi
3:10:56
↓ 821.3%
34 ft elev
40K· 24.85 mi
8:04/mi
3:17:50
↓ 200.3%
20 ft elev
25.2M
8:56/mi
3:20:55
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
7:42/mi
3:28:46
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:40:18
Pace7:39 /mi
2nd Half
Distance13.11 mi
Time1:48:28
Pace8:16 /mi
📊Positive Split: 8.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:14:0323:317:3423:31
7:34
-
10K
6.21 mi11:37:2446:527:3323:21
7:31
-0:03
15K
9.32 mi12:01:061:10:347:3423:42
7:38
+0:07
20K
12.43 mi12:25:291:34:577:3824:23
7:51
+0:13
Half
13.11 mi12:30:501:40:187:395:21
7:50
-0:01
25K
15.53 mi12:50:121:59:407:4219:22
7:59
+0:09
30K
18.64 mi13:16:232:25:517:4926:11
8:26
+0:27
20M
20.00 mi13:27:552:37:237:5211:32
8:29
+0:03
21M
21.00 mi13:36:542:46:227:558:59
8:59
+0:30
35K
21.75 mi13:43:042:52:327:566:10
8:15
-0:44
23M
23.00 mi13:53:223:02:507:5710:18
8:14
-0:01
24M
24.00 mi14:01:283:10:567:578:06
8:06
-0:08
40K
24.85 mi14:08:223:17:507:586:54
8:04
-0:02
25.2M
25.20 mi14:11:273:20:557:583:05
8:56
+0:52
Finish
26.22 mi14:19:183:28:467:587:51
7:42
-1:14

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

7:31 /mi

Average Pace

7:58 /mi

Slowest Pace

8:59 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:38:59

76% of race

Time at Steady Pace

37:43

18% of race

Time at Slower Pace

12:04

6% of race

Average Pace: 7:58 /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 mi11:14:0323:317:3423:31
7:34
#12866
10K
6.21 mi11:37:2446:527:3323:21
7:31
#12517
15K
9.32 mi12:01:061:10:347:3423:42
7:38
#12605
20K
12.43 mi12:25:291:34:577:3824:23
7:51
#12843
Half
13.11 mi12:30:501:40:187:395:21
7:50
#12915
25K
15.53 mi12:50:121:59:407:4219:22
7:59
#13048
30K
18.64 mi13:16:232:25:517:4926:11
8:26
#13290
20M
20.00 mi13:27:552:37:237:5211:32
8:29
#13283
21M
21.00 mi13:36:542:46:227:558:59
8:59
#13267
35K
21.75 mi13:43:042:52:327:566:10
8:15
#13271
23M
23.00 mi13:53:223:02:507:5710:18
8:14
#13148
24M
24.00 mi14:01:283:10:567:578:06
8:06
#13078
40K
24.85 mi14:08:223:17:507:586:54
8:04
#12961
25.2M
25.20 mi14:11:273:20:557:583:05
8:56
#12951
Finish
26.22 mi14:19:183:28:467:587:51
7:42
#12836
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi12866324932491288233793379
10K6.21 mi3.10 mi12517+3493083+1663083+1661226929662966
15K9.32 mi3.11 mi12605-883157-743157-741288233793379
20K12.43 mi3.11 mi12843-2383352-1953352-1951367339123912
Half13.11 mi0.68 mi12915-723401-493401-491462643934393
25K15.53 mi2.42 mi13048-1333505-1043505-1041379940994099
30K18.64 mi3.11 mi13290-2423710-2053710-2051431345354535
20M20.00 mi1.36 mi13283+73739-293739-291370543544354
21M21.00 mi1.00 mi13267+163758-193758-191340843144314
35K21.75 mi0.75 mi13271-43779-213779-211391546274627
23M23.00 mi1.25 mi13148+1233757+223757+221155535103510
24M24.00 mi1.00 mi13078+703745+123745+121192437633763
40K24.85 mi0.85 mi12961+1173710+353710+351070332723272
25.2M25.20 mi0.35 mi12951+103714-43714-41153137683768
Finish26.22 mi1.02 mi12836+1153670+443670+441076033543354

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 45%
×21story building
+97ft-345ft

Overall

12882

Females

3379

F40-44

3379

5K→10K

3.1 - 6.2 mi

Top 43%
×5story building
+79ft-138ft

Overall

12269

Females

2966

F40-44

2966

10K→15K

6.2 - 9.3 mi

Top 45%
×3story building
+67ft-78ft

Overall

12882

Females

3379

F40-44

3379

15K→20K

9.3 - 12.4 mi

Top 48%
×5story building
+106ft-86ft

Overall

13673

Females

3912

F40-44

3912

20K→Half

12.4 - 13.1 mi

Top 51%
×2story building
+19ft-37ft

Overall

14626

Females

4393

F40-44

4393

Half→25K

13.1 - 15.5 mi

Top 49%
×4story building
+66ft-88ft

Overall

13799

Females

4099

F40-44

4099

25K→30K

15.5 - 18.6 mi

Top 50%
×9story building
+181ft-148ft

Overall

14313

Females

4535

F40-44

4535

30K→20M

18.6 - 20.0 mi

Top 48%
×5story building
+64ft-50ft

Overall

13705

Females

4354

F40-44

4354

20M→21M

20.0 - 21.0 mi

Top 47%
×8story building
+106ft-24ft

Overall

13408

Females

4314

F40-44

4314

21M→35K

21.0 - 21.8 mi

Top 49%
×7story building
+17ft-86ft

Overall

13915

Females

4627

F40-44

4627

35K→23M

21.8 - 23.0 mi

Top 41%
×5story building
+23ft-63ft

Overall

11555

Females

3510

F40-44

3510

23M→24M

23.0 - 24.0 mi

Top 42%
×6story building
+12ft-82ft

Overall

11924

Females

3763

F40-44

3763

24M→40K

24.0 - 24.9 mi

Top 38%
×1story
+6ft-20ft

Overall

10703

Females

3272

F40-44

3272

40K→25.2M

24.9 - 25.2 mi

Top 41%
×1story
+13ft-16ft

Overall

11531

Females

3768

F40-44

3768

25.2M→Finish

25.2 - 26.2 mi

Top 38%
×2story building
+22ft-21ft

Overall

10760

Females

3354

F40-44

3354

Passing Analysis

Category:
Athletes Passed
1969
Passed By
1939
Net Change
+30
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12866
5K → 10K490141+349#12866#12517
10K → 15K155243-88#12517#12605
15K → 20K130368-238#12605#12843
20K → Half1890-72#12843#12915
Half → 25K116249-133#12915#13048
25K → 30K175417-242#13048#13290
30K → 20M118111+7#13290#13283
20M → 21M11195+16#13283#13267
21M → 35K6165-4#13267#13271
35K → 23M17552+123#13271#13148
23M → 24M10434+70#13148#13078
24M → 40K13720+117#13078#12961
40K → 25.2M3828+10#12961#12951
25.2M → Finish14126+115#12951#12836
TOTALS19691939+30

Passing Charts

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