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BOSTON MARATHON 2025

Rachel Johnson

Bib: 23049•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
8:20/mi
25:52
↑ 97↓ 3451.5%
10K· 6.21 mi
8:30/mi
52:16
↑ 79↓ 1380.4%
15K· 9.32 mi
8:43/mi
1:19:22
↑ 67↓ 78
20K· 12.43 mi
8:54/mi
1:47:02
↑ 106↓ 860.1%
Half· 13.11 mi
8:46/mi
1:53:01
↑ 19↓ 370.5%
25K· 15.53 mi
9:10/mi
2:15:14
↑ 66↓ 880.2%
30K· 18.64 mi
9:34/mi
2:44:56
↑ 181↓ 1480.2%
20M
9:46/mi
2:58:13
↑ 64↓ 500.2%
21M
10:39/mi
3:08:52
↑ 106↓ 241.6%
35K· 21.75 mi
9:00/mi
3:15:36
↑ 17↓ 861.7%
23M
9:31/mi
3:27:31
↑ 23↓ 630.6%
24M
9:13/mi
3:36:44
↓ 821.3%
40K· 24.85 mi
9:51/mi
3:45:09
↓ 200.3%
25.2M
10:47/mi
3:48:52
↑ 13↓ 160.2%
Finish· 26.22 mi
8:54/mi
3:57:56
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:53:01
Pace8:37 /mi
2nd Half
Distance13.11 mi
Time2:04:55
Pace9:32 /mi
📊Positive Split: 10.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:23:4125:528:2025:52
8:20
-
10K
6.21 mi11:50:0552:168:2526:24
8:30
+0:10
15K
9.32 mi12:17:111:19:228:3127:06
8:43
+0:13
20K
12.43 mi12:44:511:47:028:3727:40
8:54
+0:11
Half
13.11 mi12:50:501:53:018:375:59
8:46
-0:08
25K
15.53 mi13:13:032:15:148:4222:13
9:10
+0:24
30K
18.64 mi13:42:452:44:568:5129:42
9:34
+0:24
20M
20.00 mi13:56:022:58:138:5513:17
9:46
+0:12
21M
21.00 mi14:06:413:08:529:0010:39
10:39
+0:53
35K
21.75 mi14:13:253:15:369:006:44
9:00
-1:39
23M
23.00 mi14:25:203:27:319:0111:55
9:31
+0:31
24M
24.00 mi14:34:333:36:449:029:13
9:13
-0:18
40K
24.85 mi14:42:583:45:099:048:25
9:51
+0:38
25.2M
25.20 mi14:46:413:48:529:053:43
10:47
+0:56
Finish
26.22 mi14:55:453:57:569:059:04
8:54
-1:53

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

8:20 /mi

Average Pace

9:05 /mi

Slowest Pace

10:47 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:25:21

36% of race

Time at Steady Pace

1:14:54

31% of race

Time at Slower Pace

1:17:41

33% of race

Average Pace: 9:04 /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 mi11:23:4125:528:2025:52
8:20
#18888
10K
6.21 mi11:50:0552:168:2526:24
8:30
#19316
15K
9.32 mi12:17:111:19:228:3127:06
8:43
#19776
20K
12.43 mi12:44:511:47:028:3727:40
8:54
#19944
Half
13.11 mi12:50:501:53:018:375:59
8:46
#19976
25K
15.53 mi13:13:032:15:148:4222:13
9:10
#20093
30K
18.64 mi13:42:452:44:568:5129:42
9:34
#20125
20M
20.00 mi13:56:022:58:138:5513:17
9:46
#20134
21M
21.00 mi14:06:413:08:529:0010:39
10:39
#20167
35K
21.75 mi14:13:253:15:369:006:44
9:00
#20085
23M
23.00 mi14:25:203:27:319:0111:55
9:31
#20020
24M
24.00 mi14:34:333:36:449:029:13
9:13
#19954
40K
24.85 mi14:42:583:45:099:048:25
9:51
#19968
25.2M
25.20 mi14:46:413:48:529:053:43
10:47
#19963
Finish
26.22 mi14:55:453:57:569:059:04
8:54
#19925
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi188886849684920619(Top 73%)7787(Top 64%)7787(Top 430%)
10K6.21 mi3.10 mi19316-4287075-2267075-22619798(Top 70%)7360(Top 60%)7360(Top 406%)
15K9.32 mi3.11 mi19776-4607338-2637338-26320619(Top 73%)7787(Top 64%)7787(Top 430%)
20K12.43 mi3.11 mi19944-1687441-1037441-10320508(Top 72%)7776(Top 64%)7776(Top 429%)
Half13.11 mi0.68 mi19976-327463-227463-2220797(Top 73%)7923(Top 65%)7923(Top 437%)
25K15.53 mi2.42 mi20093-1177540-777540-7720622(Top 73%)7882(Top 64%)7882(Top 435%)
30K18.64 mi3.11 mi20125-327597-577597-5720187(Top 71%)7754(Top 63%)7754(Top 428%)
20M20.00 mi1.36 mi20134-97631-347631-3420218(Top 71%)7920(Top 65%)7920(Top 437%)
21M21.00 mi1.00 mi20167-337676-457676-4520455(Top 72%)8155(Top 67%)8155(Top 450%)
35K21.75 mi0.75 mi20085+827643+337643+3318271(Top 64%)7063(Top 58%)7063(Top 390%)
23M23.00 mi1.25 mi20020+657626+177626+1718795(Top 66%)7402(Top 61%)7402(Top 408%)
24M24.00 mi1.00 mi19954+667619+77619+718451(Top 65%)7280(Top 60%)7280(Top 402%)
40K24.85 mi0.85 mi19968-147639-207639-2019951(Top 70%)8130(Top 66%)8130(Top 448%)
25.2M25.20 mi0.35 mi19963+57646-77646-719983(Top 70%)8144(Top 67%)8144(Top 449%)
Finish26.22 mi1.02 mi19925+387644+27644+218546(Top 65%)7360(Top 60%)7360(Top 406%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 73%
×21story building
+97ft-345ft

Overall

20619

Females

7787

F45-49

7787

5K→10K

3.1 - 6.2 mi

Top 70%
×5story building
+79ft-138ft

Overall

19798

Females

7360

F45-49

7360

10K→15K

6.2 - 9.3 mi

Top 73%
×3story building
+67ft-78ft

Overall

20619

Females

7787

F45-49

7787

15K→20K

9.3 - 12.4 mi

Top 72%
×5story building
+106ft-86ft

Overall

20508

Females

7776

F45-49

7776

20K→Half

12.4 - 13.1 mi

Top 73%
×2story building
+19ft-37ft

Overall

20797

Females

7923

F45-49

7923

Half→25K

13.1 - 15.5 mi

Top 73%
×4story building
+66ft-88ft

Overall

20622

Females

7882

F45-49

7882

25K→30K

15.5 - 18.6 mi

Top 71%
×9story building
+181ft-148ft

Overall

20187

Females

7754

F45-49

7754

30K→20M

18.6 - 20.0 mi

Top 71%
×5story building
+64ft-50ft

Overall

20218

Females

7920

F45-49

7920

20M→21M

20.0 - 21.0 mi

Top 72%
×8story building
+106ft-24ft

Overall

20455

Females

8155

F45-49

8155

21M→35K

21.0 - 21.8 mi

Top 64%
×7story building
+17ft-86ft

Overall

18271

Females

7063

F45-49

7063

35K→23M

21.8 - 23.0 mi

Top 66%
×5story building
+23ft-63ft

Overall

18795

Females

7402

F45-49

7402

23M→24M

23.0 - 24.0 mi

Top 65%
×6story building
+12ft-82ft

Overall

18451

Females

7280

F45-49

7280

24M→40K

24.0 - 24.9 mi

Top 70%
×1story
+6ft-20ft

Overall

19951

Females

8130

F45-49

8130

40K→25.2M

24.9 - 25.2 mi

Top 70%
×1story
+13ft-16ft

Overall

19983

Females

8144

F45-49

8144

25.2M→Finish

25.2 - 26.2 mi

Top 65%
×2story building
+22ft-21ft

Overall

18546

Females

7360

F45-49

7360

Passing Analysis

Category:
Athletes Passed
1349
Passed By
2386
Net Change
-1037
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18888
5K → 10K116544-428#18888#19316
10K → 15K75535-460#19316#19776
15K → 20K145313-168#19776#19944
20K → Half2254-32#19944#19976
Half → 25K123240-117#19976#20093
25K → 30K217249-32#20093#20125
30K → 20M99108-9#20125#20134
20M → 21M76109-33#20134#20167
21M → 35K9816+82#20167#20085
35K → 23M11146+65#20085#20020
23M → 24M9630+66#20020#19954
24M → 40K5367-14#19954#19968
40K → 25.2M3025+5#19968#19963
25.2M → Finish8850+38#19963#19925
TOTALS13492386-1037
📊

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