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BOSTON MARATHON 2025

Jucinea Nascimento

Bib: 20350•F

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Division (F45-49)
#0 / 1813
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
10:28/mi
32:31
↑ 97↓ 3451.5%
10K· 6.21 mi
10:01/mi
1:03:37
↑ 79↓ 1380.4%
15K· 9.32 mi
10:04/mi
1:34:52
↑ 67↓ 78
20K· 12.43 mi
10:04/mi
2:06:08
↑ 106↓ 860.1%
Half· 13.11 mi
10:02/mi
2:12:59
↑ 19↓ 370.5%
25K· 15.53 mi
9:46/mi
2:36:39
↑ 66↓ 880.2%
30K· 18.64 mi
10:31/mi
3:09:18
↑ 181↓ 1480.2%
20M
11:12/mi
3:24:31
↑ 64↓ 500.2%
21M
12:38/mi
3:37:09
↑ 106↓ 241.6%
35K· 21.75 mi
11:03/mi
3:45:25
↑ 17↓ 861.7%
23M
12:29/mi
4:01:03
↑ 23↓ 630.6%
24M
13:19/mi
4:14:22
↓ 821.3%
40K· 24.85 mi
13:55/mi
4:26:16
↓ 200.3%
25.2M
14:24/mi
4:31:14
↑ 13↓ 160.2%
Finish· 26.22 mi
11:56/mi
4:43:24
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:12:59
Pace10:09 /mi
2nd Half
Distance13.11 mi
Time2:30:25
Pace11:28 /mi
📊Positive Split: 13.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:51:1632:3110:2832:31
10:28
-
10K
6.21 mi12:22:221:03:3710:1431:06
10:01
-0:27
15K
9.32 mi12:53:371:34:5210:1131:15
10:04
+0:03
20K
12.43 mi13:24:532:06:0810:0931:16
10:04
0:00
Half
13.11 mi13:31:442:12:5910:096:51
10:02
-0:02
25K
15.53 mi13:55:242:36:3910:0523:40
9:46
-0:16
30K
18.64 mi14:28:033:09:1810:0932:39
10:31
+0:45
20M
20.00 mi14:43:163:24:3110:1415:13
11:12
+0:41
21M
21.00 mi14:55:543:37:0910:2012:38
12:38
+1:26
35K
21.75 mi15:04:103:45:2510:228:16
11:03
-1:35
23M
23.00 mi15:19:484:01:0310:2915:38
12:29
+1:26
24M
24.00 mi15:33:074:14:2210:3613:19
13:19
+0:50
40K
24.85 mi15:45:014:26:1610:4311:54
13:55
+0:36
25.2M
25.20 mi15:49:594:31:1410:464:58
14:24
+0:29
Finish
26.22 mi16:02:094:43:2410:4912:10
11:56
-2:28

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

9:46 /mi

Average Pace

10:49 /mi

Slowest Pace

14:24 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:04:08

44% of race

Time at Steady Pace

1:28:39

31% of race

Time at Slower Pace

1:10:37

25% of race

Average Pace: 10:49 /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 mi11:51:1632:3110:2832:31
10:28
#26678
10K
6.21 mi12:22:221:03:3710:1431:06
10:01
#25983
15K
9.32 mi12:53:371:34:5210:1131:15
10:04
#25673
20K
12.43 mi13:24:532:06:0810:0931:16
10:04
#25337
Half
13.11 mi13:31:442:12:5910:096:51
10:02
#25301
25K
15.53 mi13:55:242:36:3910:0523:40
9:46
#24906
30K
18.64 mi14:28:033:09:1810:0932:39
10:31
#24561
20M
20.00 mi14:43:163:24:3110:1415:13
11:12
#24542
21M
21.00 mi14:55:543:37:0910:2012:38
12:38
#24549
35K
21.75 mi15:04:103:45:2510:228:16
11:03
#24558
23M
23.00 mi15:19:484:01:0310:2915:38
12:29
#24655
24M
24.00 mi15:33:074:14:2210:3613:19
13:19
#24814
40K
24.85 mi15:45:014:26:1610:4311:54
13:55
#24947
25.2M
25.20 mi15:49:594:31:1410:464:58
14:24
#24999
Finish
26.22 mi16:02:094:43:2410:4912:10
11:56
#25077
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi26678111431114325108(Top 88%)10280(Top 84%)10280(Top 567%)
10K6.21 mi3.10 mi25983+69510767+37610767+37625342(Top 89%)10426(Top 85%)10426(Top 575%)
15K9.32 mi3.11 mi25673+31010602+16510602+16525108(Top 88%)10280(Top 84%)10280(Top 567%)
20K12.43 mi3.11 mi25337+33610427+17510427+17524366(Top 86%)9916(Top 81%)9916(Top 547%)
Half13.11 mi0.68 mi25301+3610410+1710410+1724876(Top 88%)10209(Top 83%)10209(Top 563%)
25K15.53 mi2.42 mi24906+39510203+20710203+20722664(Top 80%)9018(Top 74%)9018(Top 497%)
30K18.64 mi3.11 mi24561+34510037+16610037+16622957(Top 81%)9300(Top 76%)9300(Top 513%)
20M20.00 mi1.36 mi24542+19100371003723979(Top 84%)9949(Top 81%)9949(Top 549%)
21M21.00 mi1.00 mi24549-710061-2410061-2424559(Top 86%)10326(Top 84%)10326(Top 570%)
35K21.75 mi0.75 mi24558-910073-1210073-1224281(Top 85%)10209(Top 83%)10209(Top 563%)
23M23.00 mi1.25 mi24655-9710147-7410147-7425777(Top 91%)10985(Top 90%)10985(Top 606%)
24M24.00 mi1.00 mi24814-15910244-9710244-9727157(Top 96%)11721(Top 96%)11721(Top 646%)
40K24.85 mi0.85 mi24947-13310328-8410328-8427098(Top 95%)11694(Top 96%)11694(Top 645%)
25.2M25.20 mi0.35 mi24999-5210354-2610354-2626628(Top 94%)11480(Top 94%)11480(Top 633%)
Finish26.22 mi1.02 mi25077-7810399-4510399-4526709(Top 94%)11476(Top 94%)11476(Top 633%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 88%
×21story building
+97ft-345ft

Overall

25108

Females

10280

F45-49

10280

5K→10K

3.1 - 6.2 mi

Top 89%
×5story building
+79ft-138ft

Overall

25342

Females

10426

F45-49

10426

10K→15K

6.2 - 9.3 mi

Top 88%
×3story building
+67ft-78ft

Overall

25108

Females

10280

F45-49

10280

15K→20K

9.3 - 12.4 mi

Top 86%
×5story building
+106ft-86ft

Overall

24366

Females

9916

F45-49

9916

20K→Half

12.4 - 13.1 mi

Top 88%
×2story building
+19ft-37ft

Overall

24876

Females

10209

F45-49

10209

Half→25K

13.1 - 15.5 mi

Top 80%
×4story building
+66ft-88ft

Overall

22664

Females

9018

F45-49

9018

25K→30K

15.5 - 18.6 mi

Top 81%
×9story building
+181ft-148ft

Overall

22957

Females

9300

F45-49

9300

30K→20M

18.6 - 20.0 mi

Top 84%
×5story building
+64ft-50ft

Overall

23979

Females

9949

F45-49

9949

20M→21M

20.0 - 21.0 mi

Top 86%
×8story building
+106ft-24ft

Overall

24559

Females

10326

F45-49

10326

21M→35K

21.0 - 21.8 mi

Top 85%
×7story building
+17ft-86ft

Overall

24281

Females

10209

F45-49

10209

35K→23M

21.8 - 23.0 mi

Top 91%
×5story building
+23ft-63ft

Overall

25777

Females

10985

F45-49

10985

23M→24M

23.0 - 24.0 mi

Top 96%
×6story building
+12ft-82ft

Overall

27157

Females

11721

F45-49

11721

24M→40K

24.0 - 24.9 mi

Top 95%
×1story
+6ft-20ft

Overall

27098

Females

11694

F45-49

11694

40K→25.2M

24.9 - 25.2 mi

Top 94%
×1story
+13ft-16ft

Overall

26628

Females

11480

F45-49

11480

25.2M→Finish

25.2 - 26.2 mi

Top 94%
×2story building
+22ft-21ft

Overall

26709

Females

11476

F45-49

11476

Passing Analysis

Category:
Athletes Passed
2384
Passed By
783
Net Change
+1601
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#26678
5K → 10K71015+695#26678#25983
10K → 15K32919+310#25983#25673
15K → 20K3448+336#25673#25337
20K → Half459+36#25337#25301
Half → 25K3961+395#25301#24906
25K → 30K3549+345#24906#24561
30K → 20M5637+19#24561#24542
20M → 21M5663-7#24542#24549
21M → 35K3039-9#24549#24558
35K → 23M30127-97#24558#24655
23M → 24M15174-159#24655#24814
24M → 40K8141-133#24814#24947
40K → 25.2M456-52#24947#24999
25.2M → Finish785-78#24999#25077
TOTALS2384783+1601
📊

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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Questions or issues regarding timing data?

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing