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BOSTON MARATHON 2025

Rebecca Cullen

Bib: 22540•F

CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Top 49%
Masters (Masters Women)
#0 / 6759
Top 37%
Division (F45-49)
#0 / 1813
Top 47%
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
7:51/mi
24:23
↑ 97↓ 3451.5%
10K· 6.21 mi
7:57/mi
49:05
↑ 79↓ 1380.4%
15K· 9.32 mi
8:11/mi
1:14:29
↑ 67↓ 78
20K· 12.43 mi
8:25/mi
1:40:37
↑ 106↓ 860.1%
Half· 13.11 mi
8:29/mi
1:46:24
↑ 19↓ 370.5%
25K· 15.53 mi
8:49/mi
2:07:47
↑ 66↓ 880.2%
30K· 18.64 mi
9:15/mi
2:36:30
↑ 181↓ 1480.2%
20M
9:20/mi
2:49:11
↑ 64↓ 500.2%
21M
9:50/mi
2:59:01
↑ 106↓ 241.6%
35K· 21.75 mi
8:53/mi
3:05:40
↑ 17↓ 861.7%
23M
8:55/mi
3:16:50
↑ 23↓ 630.6%
24M
8:23/mi
3:25:13
↓ 821.3%
40K· 24.85 mi
8:40/mi
3:32:38
↓ 200.3%
25.2M
9:14/mi
3:35:49
↑ 13↓ 160.2%
Finish· 26.22 mi
8:06/mi
3:44:04
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:46:24
Pace8:07 /mi
2nd Half
Distance13.11 mi
Time1:57:40
Pace8:59 /mi
📊Positive Split: 10.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:21:0024:237:5124:23
7:51
-
10K
6.21 mi11:45:4249:057:5424:42
7:57
+0:06
15K
9.32 mi12:11:061:14:297:5925:24
8:11
+0:14
20K
12.43 mi12:37:141:40:378:0626:08
8:25
+0:14
Half
13.11 mi12:43:011:46:248:075:47
8:29
+0:04
25K
15.53 mi13:04:242:07:478:1421:23
8:49
+0:20
30K
18.64 mi13:33:072:36:308:2428:43
9:15
+0:26
20M
20.00 mi13:45:482:49:118:2812:41
9:20
+0:05
21M
21.00 mi13:55:382:59:018:319:50
9:50
+0:30
35K
21.75 mi14:02:173:05:408:326:39
8:53
-0:57
23M
23.00 mi14:13:273:16:508:3311:10
8:55
+0:02
24M
24.00 mi14:21:503:25:138:338:23
8:23
-0:32
40K
24.85 mi14:29:153:32:388:337:25
8:40
+0:17
25.2M
25.20 mi14:32:263:35:498:343:11
9:14
+0:34
Finish
26.22 mi14:40:413:44:048:338:15
8:06
-1:08

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

7:51 /mi

Average Pace

8:33 /mi

Slowest Pace

9:50 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:31:07

41% of race

Time at Steady Pace

1:18:32

35% of race

Time at Slower Pace

54:25

24% of race

Average Pace: 8:33 /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 mi11:21:0024:237:5124:23
7:51
#15257
10K
6.21 mi11:45:4249:057:5424:42
7:57
#15674
15K
9.32 mi12:11:061:14:297:5925:24
8:11
#16264
20K
12.43 mi12:37:141:40:378:0626:08
8:25
#16658
Half
13.11 mi12:43:011:46:248:075:47
8:29
#16788
25K
15.53 mi13:04:242:07:478:1421:23
8:49
#17116
30K
18.64 mi13:33:072:36:308:2428:43
9:15
#17441
20M
20.00 mi13:45:482:49:118:2812:41
9:20
#17511
21M
21.00 mi13:55:382:59:018:319:50
9:50
#17520
35K
21.75 mi14:02:173:05:408:326:39
8:53
#17525
23M
23.00 mi14:13:273:16:508:3311:10
8:55
#17394
24M
24.00 mi14:21:503:25:138:338:23
8:23
#17221
40K
24.85 mi14:29:153:32:388:337:25
8:40
#17114
25.2M
25.20 mi14:32:263:35:498:343:11
9:14
#17052
Finish
26.22 mi14:40:413:44:048:338:15
8:06
#16920
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi152574692469217249(Top 61%)5874(Top 48%)5874(Top 324%)
10K6.21 mi3.10 mi15674-4174941-2494941-24916088(Top 57%)5176(Top 42%)5176(Top 285%)
15K9.32 mi3.11 mi16264-5905290-3495290-34917249(Top 61%)5874(Top 48%)5874(Top 324%)
20K12.43 mi3.11 mi16658-3945535-2455535-24517634(Top 62%)6130(Top 50%)6130(Top 338%)
Half13.11 mi0.68 mi16788-1305604-695604-6919060(Top 67%)6919(Top 57%)6919(Top 382%)
25K15.53 mi2.42 mi17116-3285834-2305834-23019028(Top 67%)6986(Top 57%)6986(Top 385%)
30K18.64 mi3.11 mi17441-3256080-2466080-24618863(Top 66%)7043(Top 58%)7043(Top 388%)
20M20.00 mi1.36 mi17511-706151-716151-7118450(Top 65%)6972(Top 57%)6972(Top 385%)
21M21.00 mi1.00 mi17520-96181-306181-3017633(Top 62%)6604(Top 54%)6604(Top 364%)
35K21.75 mi0.75 mi17525-56199-186199-1817718(Top 62%)6742(Top 55%)6742(Top 372%)
23M23.00 mi1.25 mi17394+1316165+346165+3415817(Top 56%)5788(Top 47%)5788(Top 319%)
24M24.00 mi1.00 mi17221+1736091+746091+7413810(Top 49%)4733(Top 39%)4733(Top 261%)
40K24.85 mi0.85 mi17114+1076052+396052+3914508(Top 51%)5253(Top 43%)5253(Top 290%)
25.2M25.20 mi0.35 mi17052+626034+186034+1813200(Top 46%)4619(Top 38%)4619(Top 255%)
Finish26.22 mi1.02 mi16920+1325971+635971+6313601(Top 48%)4759(Top 39%)4759(Top 262%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 61%
×21story building
+97ft-345ft

Overall

17249

Females

5874

F45-49

5874

5K→10K

3.1 - 6.2 mi

Top 57%
×5story building
+79ft-138ft

Overall

16088

Females

5176

F45-49

5176

10K→15K

6.2 - 9.3 mi

Top 61%
×3story building
+67ft-78ft

Overall

17249

Females

5874

F45-49

5874

15K→20K

9.3 - 12.4 mi

Top 62%
×5story building
+106ft-86ft

Overall

17634

Females

6130

F45-49

6130

20K→Half

12.4 - 13.1 mi

Top 67%
×2story building
+19ft-37ft

Overall

19060

Females

6919

F45-49

6919

Half→25K

13.1 - 15.5 mi

Top 67%
×4story building
+66ft-88ft

Overall

19028

Females

6986

F45-49

6986

25K→30K

15.5 - 18.6 mi

Top 66%
×9story building
+181ft-148ft

Overall

18863

Females

7043

F45-49

7043

30K→20M

18.6 - 20.0 mi

Top 65%
×5story building
+64ft-50ft

Overall

18450

Females

6972

F45-49

6972

20M→21M

20.0 - 21.0 mi

Top 62%
×8story building
+106ft-24ft

Overall

17633

Females

6604

F45-49

6604

21M→35K

21.0 - 21.8 mi

Top 62%
×7story building
+17ft-86ft

Overall

17718

Females

6742

F45-49

6742

35K→23M

21.8 - 23.0 mi

Top 56%
×5story building
+23ft-63ft

Overall

15817

Females

5788

F45-49

5788

23M→24M

23.0 - 24.0 mi

Top 49%
×6story building
+12ft-82ft

Overall

13810

Females

4733

F45-49

4733

24M→40K

24.0 - 24.9 mi

Top 51%
×1story
+6ft-20ft

Overall

14508

Females

5253

F45-49

5253

40K→25.2M

24.9 - 25.2 mi

Top 46%
×1story
+13ft-16ft

Overall

13200

Females

4619

F45-49

4619

25.2M→Finish

25.2 - 26.2 mi

Top 48%
×2story building
+22ft-21ft

Overall

13601

Females

4759

F45-49

4759

Passing Analysis

Category:
Athletes Passed
1512
Passed By
3175
Net Change
-1663
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15257
5K → 10K164581-417#15257#15674
10K → 15K69659-590#15674#16264
15K → 20K100494-394#16264#16658
20K → Half14144-130#16658#16788
Half → 25K71399-328#16788#17116
25K → 30K134459-325#17116#17441
30K → 20M88158-70#17441#17511
20M → 21M104113-9#17511#17520
21M → 35K6671-5#17520#17525
35K → 23M17342+131#17525#17394
23M → 24M18714+173#17394#17221
24M → 40K12417+107#17221#17114
40K → 25.2M719+62#17114#17052
25.2M → Finish14715+132#17052#16920
TOTALS15123175-1663
📊

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