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BOSTON MARATHON 2025

Cerissa Roman

Bib: 20579•F

CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Division (F40-44)
#0 / 1718
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
8:41/mi
26:58
↑ 97↓ 3451.5%
10K· 6.21 mi
8:57/mi
54:46
↑ 79↓ 1380.4%
15K· 9.32 mi
8:57/mi
1:22:35
↑ 67↓ 78
20K· 12.43 mi
9:54/mi
1:53:22
↑ 106↓ 860.1%
Half· 13.11 mi
8:39/mi
1:59:16
↑ 19↓ 370.5%
25K· 15.53 mi
9:11/mi
2:21:33
↑ 66↓ 880.2%
30K· 18.64 mi
9:42/mi
2:51:41
↑ 181↓ 1480.2%
20M
10:29/mi
3:05:56
↑ 64↓ 500.2%
21M
11:20/mi
3:17:16
↑ 106↓ 241.6%
35K· 21.75 mi
10:23/mi
3:25:02
↑ 17↓ 861.7%
23M
11:15/mi
3:39:07
↑ 23↓ 630.6%
24M
11:06/mi
3:50:13
↓ 821.3%
40K· 24.85 mi
10:53/mi
3:59:31
↓ 200.3%
25.2M
12:28/mi
4:03:49
↑ 13↓ 160.2%
Finish· 26.22 mi
10:34/mi
4:14:35
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:59:16
Pace9:06 /mi
2nd Half
Distance13.11 mi
Time2:15:19
Pace10:19 /mi
📊Positive Split: 13.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:21:5826:588:4126:58
8:41
-
10K
6.21 mi11:49:4654:468:4927:48
8:57
+0:16
15K
9.32 mi12:17:351:22:358:5227:49
8:57
0:00
20K
12.43 mi12:48:221:53:229:0730:47
9:54
+0:57
Half
13.11 mi12:54:161:59:169:065:54
8:39
-1:15
25K
15.53 mi13:16:332:21:339:0722:17
9:11
+0:32
30K
18.64 mi13:46:412:51:419:1330:08
9:42
+0:31
20M
20.00 mi14:00:563:05:569:1814:15
10:29
+0:47
21M
21.00 mi14:12:163:17:169:2411:20
11:20
+0:51
35K
21.75 mi14:20:023:25:029:267:46
10:23
-0:57
23M
23.00 mi14:34:073:39:079:3214:05
11:15
+0:52
24M
24.00 mi14:45:133:50:139:3611:06
11:06
-0:09
40K
24.85 mi14:54:313:59:319:389:18
10:53
-0:13
25.2M
25.20 mi14:58:494:03:499:414:18
12:28
+1:35
Finish
26.22 mi15:09:354:14:359:4310:46
10:34
-1:54

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

8:39 /mi

Average Pace

9:43 /mi

Slowest Pace

12:28 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:20:54

55% of race

Time at Steady Pace

1:12:52

29% of race

Time at Slower Pace

40:49

16% of race

Average Pace: 9:43 /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 mi11:21:5826:588:4126:58
8:41
#20929
10K
6.21 mi11:49:4654:468:4927:48
8:57
#21528
15K
9.32 mi12:17:351:22:358:5227:49
8:57
#21592
20K
12.43 mi12:48:221:53:229:0730:47
9:54
#22458
Half
13.11 mi12:54:161:59:169:065:54
8:39
#22342
25K
15.53 mi13:16:332:21:339:0722:17
9:11
#22054
30K
18.64 mi13:46:412:51:419:1330:08
9:42
#21805
20M
20.00 mi14:00:563:05:569:1814:15
10:29
#21859
21M
21.00 mi14:12:163:17:169:2411:20
11:20
#21896
35K
21.75 mi14:20:023:25:029:267:46
10:23
#21927
23M
23.00 mi14:34:073:39:079:3214:05
11:15
#22051
24M
24.00 mi14:45:133:50:139:3611:06
11:06
#22165
40K
24.85 mi14:54:313:59:319:389:18
10:53
#22203
25.2M
25.20 mi14:58:494:03:499:414:18
12:28
#22232
Finish
26.22 mi15:09:354:14:359:4310:46
10:34
#22301
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi209298039803921836(Top 77%)8459(Top 69%)8459(Top 492%)
10K6.21 mi3.10 mi21528-5998357-3188357-31822155(Top 78%)8688(Top 71%)8688(Top 506%)
15K9.32 mi3.11 mi21592-648359-28359-221836(Top 77%)8459(Top 69%)8459(Top 492%)
20K12.43 mi3.11 mi22458-8668841-4828841-48224041(Top 85%)9730(Top 80%)9730(Top 566%)
Half13.11 mi0.68 mi22342+1168789+528789+5220130(Top 71%)7570(Top 62%)7570(Top 441%)
25K15.53 mi2.42 mi22054+2888633+1568633+15620732(Top 73%)7942(Top 65%)7942(Top 462%)
30K18.64 mi3.11 mi21805+2498513+1208513+12020701(Top 73%)8054(Top 66%)8054(Top 469%)
20M20.00 mi1.36 mi21859-548557-448557-4422382(Top 79%)9099(Top 74%)9099(Top 530%)
21M21.00 mi1.00 mi21896-378604-478604-4722238(Top 78%)9099(Top 74%)9099(Top 530%)
35K21.75 mi0.75 mi21927-318641-378641-3722914(Top 81%)9508(Top 78%)9508(Top 553%)
23M23.00 mi1.25 mi22051-1248747-1068747-10623783(Top 84%)9995(Top 82%)9995(Top 582%)
24M24.00 mi1.00 mi22165-1148832-858832-8524195(Top 85%)10216(Top 84%)10216(Top 595%)
40K24.85 mi0.85 mi22203-388865-338865-3322858(Top 80%)9625(Top 79%)9625(Top 560%)
25.2M25.20 mi0.35 mi22232-298888-238888-2324150(Top 85%)10242(Top 84%)10242(Top 596%)
Finish26.22 mi1.02 mi22301-698945-578945-5724435(Top 86%)10367(Top 85%)10367(Top 603%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 77%
×21story building
+97ft-345ft

Overall

21836

Females

8459

F40-44

8459

5K→10K

3.1 - 6.2 mi

Top 78%
×5story building
+79ft-138ft

Overall

22155

Females

8688

F40-44

8688

10K→15K

6.2 - 9.3 mi

Top 77%
×3story building
+67ft-78ft

Overall

21836

Females

8459

F40-44

8459

15K→20K

9.3 - 12.4 mi

Top 85%
×5story building
+106ft-86ft

Overall

24041

Females

9730

F40-44

9730

20K→Half

12.4 - 13.1 mi

Top 71%
×2story building
+19ft-37ft

Overall

20130

Females

7570

F40-44

7570

Half→25K

13.1 - 15.5 mi

Top 73%
×4story building
+66ft-88ft

Overall

20732

Females

7942

F40-44

7942

25K→30K

15.5 - 18.6 mi

Top 73%
×9story building
+181ft-148ft

Overall

20701

Females

8054

F40-44

8054

30K→20M

18.6 - 20.0 mi

Top 79%
×5story building
+64ft-50ft

Overall

22382

Females

9099

F40-44

9099

20M→21M

20.0 - 21.0 mi

Top 78%
×8story building
+106ft-24ft

Overall

22238

Females

9099

F40-44

9099

21M→35K

21.0 - 21.8 mi

Top 81%
×7story building
+17ft-86ft

Overall

22914

Females

9508

F40-44

9508

35K→23M

21.8 - 23.0 mi

Top 84%
×5story building
+23ft-63ft

Overall

23783

Females

9995

F40-44

9995

23M→24M

23.0 - 24.0 mi

Top 85%
×6story building
+12ft-82ft

Overall

24195

Females

10216

F40-44

10216

24M→40K

24.0 - 24.9 mi

Top 80%
×1story
+6ft-20ft

Overall

22858

Females

9625

F40-44

9625

40K→25.2M

24.9 - 25.2 mi

Top 85%
×1story
+13ft-16ft

Overall

24150

Females

10242

F40-44

10242

25.2M→Finish

25.2 - 26.2 mi

Top 86%
×2story building
+22ft-21ft

Overall

24435

Females

10367

F40-44

10367

Passing Analysis

Category:
Athletes Passed
1403
Passed By
2775
Net Change
-1372
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20929
5K → 10K102701-599#20929#21528
10K → 15K187251-64#21528#21592
15K → 20K34900-866#21592#22458
20K → Half1182+116#22458#22342
Half → 25K31527+288#22342#22054
25K → 30K33485+249#22054#21805
30K → 20M75129-54#21805#21859
20M → 21M68105-37#21859#21896
21M → 35K3465-31#21896#21927
35K → 23M50174-124#21927#22051
23M → 24M21135-114#22051#22165
24M → 40K3472-38#22165#22203
40K → 25.2M1039-29#22203#22232
25.2M → Finish2190-69#22232#22301
TOTALS14032775-1372
📊

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