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BOSTON MARATHON 2025

Laura Berenstain

PA

Bib: 31457 F

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Division (F60-64)
#0 / 624
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
12:19/mi
38:16
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
13:00/mi
1:18:38
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
13:29/mi
2:00:32
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
13:58/mi
2:43:55
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
13:33/mi
2:53:10
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
14:21/mi
3:27:58
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
14:48/mi
4:13:57
↑ 181↓ 1480.2%
138 ft elev
20M
14:41/mi
4:33:54
↑ 64↓ 500.2%
148 ft elev
21M
16:22/mi
4:50:16
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
14:07/mi
5:00:50
↑ 17↓ 861.7%
156 ft elev
23M
15:13/mi
5:19:53
↑ 23↓ 630.6%
116 ft elev
24M
13:56/mi
5:33:49
↓ 821.3%
34 ft elev
40K· 24.85 mi
14:50/mi
5:46:30
↓ 200.3%
20 ft elev
25.2M
15:08/mi
5:51:43
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
13:37/mi
6:05:36
↑ 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
Time2:53:10
Pace13:13 /mi
2nd Half
Distance13.11 mi
Time3:12:26
Pace14:41 /mi
📊Positive Split: 11.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi12:01:3038:1612:1938:16
12:19
-
10K
6.21 mi12:41:521:18:3812:3940:22
13:00
+0:41
15K
9.32 mi13:23:462:00:3212:5641:54
13:29
+0:29
20K
12.43 mi14:07:092:43:5513:1143:23
13:58
+0:29
Half
13.11 mi14:16:242:53:1013:139:15
13:33
-0:25
25K
15.53 mi14:51:123:27:5813:2334:48
14:21
+0:48
30K
18.64 mi15:37:114:13:5713:3745:59
14:48
+0:27
20M
20.00 mi15:57:084:33:5413:4219:57
14:41
-0:07
21M
21.00 mi16:13:304:50:1613:4916:22
16:22
+1:41
35K
21.75 mi16:24:045:00:5013:5010:34
14:07
-2:15
23M
23.00 mi16:43:075:19:5313:5419:03
15:13
+1:06
24M
24.00 mi16:57:035:33:4913:5513:56
13:56
-1:17
40K
24.85 mi17:09:445:46:3013:5612:41
14:50
+0:54
25.2M
25.20 mi17:14:575:51:4313:575:13
15:08
+0:18
Finish
26.22 mi17:28:506:05:3613:5713:53
13:37
-1:31

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

12:19 /mi

Average Pace

13:57 /mi

Slowest Pace

16:22 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:23:40

39% of race

Time at Steady Pace

1:42:41

28% of race

Time at Slower Pace

1:59:15

33% of race

Average Pace: 13:57 /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 mi12:01:3038:1612:1938:16
12:19
#28302
10K
6.21 mi12:41:521:18:3812:3940:22
13:00
#28327
15K
9.32 mi13:23:462:00:3212:5641:54
13:29
#28331
20K
12.43 mi14:07:092:43:5513:1143:23
13:58
#28333
Half
13.11 mi14:16:242:53:1013:139:15
13:33
#28330
25K
15.53 mi14:51:123:27:5813:2334:48
14:21
#28319
30K
18.64 mi15:37:114:13:5713:3745:59
14:48
#28292
20M
20.00 mi15:57:084:33:5413:4219:57
14:41
#28283
21M
21.00 mi16:13:304:50:1613:4916:22
16:22
#28284
35K
21.75 mi16:24:045:00:5013:5010:34
14:07
#28279
23M
23.00 mi16:43:075:19:5313:5419:03
15:13
#28291
24M
24.00 mi16:57:035:33:4913:5513:56
13:56
#28289
40K
24.85 mi17:09:445:46:3013:5612:41
14:50
#28288
25.2M
25.20 mi17:14:575:51:4313:575:13
15:08
#28287
Finish
26.22 mi17:28:506:05:3613:5713:53
13:37
#28284
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF60-64Seg. OverallSeg. FemalesSeg. F60-64
5K3.11 mi3.11 mi28302121621216228295(Top 100%)12169(Top 100%)12169(Top 1950%)
10K6.21 mi3.10 mi28327-2512177-1512177-1528317(Top 100%)12178(Top 100%)12178(Top 1952%)
15K9.32 mi3.11 mi28331-412183-612183-628295(Top 100%)12169(Top 100%)12169(Top 1950%)
20K12.43 mi3.11 mi28333-212187-412187-428238(Top 99%)12147(Top 99%)12147(Top 1947%)
Half13.11 mi0.68 mi28330+312186+112186+128184(Top 99%)12120(Top 99%)12120(Top 1942%)
25K15.53 mi2.42 mi28319+1112182+412182+428049(Top 99%)12043(Top 98%)12043(Top 1930%)
30K18.64 mi3.11 mi28292+2712172+1012172+1027945(Top 98%)12026(Top 98%)12026(Top 1927%)
20M20.00 mi1.36 mi28283+912164+812164+827731(Top 98%)11933(Top 98%)11933(Top 1912%)
21M21.00 mi1.00 mi28284-112169-512169-527965(Top 98%)12036(Top 98%)12036(Top 1929%)
35K21.75 mi0.75 mi28279+512168+112168+127745(Top 98%)11982(Top 98%)11982(Top 1920%)
23M23.00 mi1.25 mi28291-1212178-1012178-1027991(Top 99%)12087(Top 99%)12087(Top 1937%)
24M24.00 mi1.00 mi28289+212175+312175+327604(Top 97%)11942(Top 98%)11942(Top 1914%)
40K24.85 mi0.85 mi28288+1121751217527695(Top 98%)11967(Top 98%)11967(Top 1918%)
25.2M25.20 mi0.35 mi28287+1121751217527215(Top 96%)11761(Top 96%)11761(Top 1885%)
Finish26.22 mi1.02 mi28284+3121751217527905(Top 98%)12048(Top 99%)12048(Top 1931%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 100%
×21story building
+97ft-345ft

Overall

28295

Females

12169

F60-64

12169

5K→10K

3.1 - 6.2 mi

Top 100%
×5story building
+79ft-138ft

Overall

28317

Females

12178

F60-64

12178

10K→15K

6.2 - 9.3 mi

Top 100%
×3story building
+67ft-78ft

Overall

28295

Females

12169

F60-64

12169

15K→20K

9.3 - 12.4 mi

Top 99%
×5story building
+106ft-86ft

Overall

28238

Females

12147

F60-64

12147

20K→Half

12.4 - 13.1 mi

Top 99%
×2story building
+19ft-37ft

Overall

28184

Females

12120

F60-64

12120

Half→25K

13.1 - 15.5 mi

Top 99%
×4story building
+66ft-88ft

Overall

28049

Females

12043

F60-64

12043

25K→30K

15.5 - 18.6 mi

Top 98%
×9story building
+181ft-148ft

Overall

27945

Females

12026

F60-64

12026

30K→20M

18.6 - 20.0 mi

Top 98%
×5story building
+64ft-50ft

Overall

27731

Females

11933

F60-64

11933

20M→21M

20.0 - 21.0 mi

Top 98%
×8story building
+106ft-24ft

Overall

27965

Females

12036

F60-64

12036

21M→35K

21.0 - 21.8 mi

Top 98%
×7story building
+17ft-86ft

Overall

27745

Females

11982

F60-64

11982

35K→23M

21.8 - 23.0 mi

Top 99%
×5story building
+23ft-63ft

Overall

27991

Females

12087

F60-64

12087

23M→24M

23.0 - 24.0 mi

Top 97%
×6story building
+12ft-82ft

Overall

27604

Females

11942

F60-64

11942

24M→40K

24.0 - 24.9 mi

Top 98%
×1story
+6ft-20ft

Overall

27695

Females

11967

F60-64

11967

40K→25.2M

24.9 - 25.2 mi

Top 96%
×1story
+13ft-16ft

Overall

27215

Females

11761

F60-64

11761

25.2M→Finish

25.2 - 26.2 mi

Top 98%
×2story building
+22ft-21ft

Overall

27905

Females

12048

F60-64

12048

Passing Analysis

Category:
Athletes Passed
143
Passed By
125
Net Change
+18
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#28302
5K → 10K1641-25#28302#28327
10K → 15K1317-4#28327#28331
15K → 20K1113-2#28331#28333
20K → Half63+3#28333#28330
Half → 25K143+11#28330#28319
25K → 30K325+27#28319#28292
30K → 20M101+9#28292#28283
20M → 21M910-1#28283#28284
21M → 35K61+5#28284#28279
35K → 23M517-12#28279#28291
23M → 24M64+2#28291#28289
24M → 40K65+1#28289#28288
40K → 25.2M21+1#28288#28287
25.2M → Finish74+3#28287#28284
TOTALS143125+18
📊

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