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BOSTON MARATHON 2025

Kira Farrell

MA

Bib: 16125 F

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 47%
Gender (Female)
#0 / 12228
Top 33%
Division (F18-39)
#0 / 5469
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
7:47/mi
24:10
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
7:50/mi
48:29
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
7:52/mi
1:12:54
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
7:57/mi
1:37:36
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
7:53/mi
1:42:59
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
8:02/mi
2:02:28
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
8:19/mi
2:28:18
↑ 181↓ 1480.2%
138 ft elev
20M
8:27/mi
2:39:47
↑ 64↓ 500.2%
148 ft elev
21M
8:52/mi
2:48:39
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
8:09/mi
2:54:45
↑ 17↓ 861.7%
156 ft elev
23M
8:26/mi
3:05:18
↑ 23↓ 630.6%
116 ft elev
24M
8:03/mi
3:13:21
↓ 821.3%
34 ft elev
40K· 24.85 mi
8:08/mi
3:20:18
↓ 200.3%
20 ft elev
25.2M
8:30/mi
3:23:14
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
7:33/mi
3:30:56
↑ 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
Time1:42:59
Pace7:51 /mi
2nd Half
Distance13.11 mi
Time1:47:57
Pace8:14 /mi
📊Positive Split: 4.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:58:1024:107:4724:10
7:47
-
10K
6.21 mi11:22:2948:297:4824:19
7:50
+0:03
15K
9.32 mi11:46:541:12:547:4924:25
7:52
+0:02
20K
12.43 mi12:11:361:37:367:5124:42
7:57
+0:05
Half
13.11 mi12:16:591:42:597:515:23
7:53
-0:04
25K
15.53 mi12:36:282:02:287:5319:29
8:02
+0:09
30K
18.64 mi13:02:182:28:187:5725:50
8:19
+0:17
20M
20.00 mi13:13:472:39:477:5911:29
8:27
+0:08
21M
21.00 mi13:22:392:48:398:028:52
8:52
+0:25
35K
21.75 mi13:28:452:54:458:026:06
8:09
-0:43
23M
23.00 mi13:39:183:05:188:0310:33
8:26
+0:17
24M
24.00 mi13:47:213:13:218:038:03
8:03
-0:23
40K
24.85 mi13:54:183:20:188:046:57
8:08
+0:05
25.2M
25.20 mi13:57:143:23:148:042:56
8:30
+0:22
Finish
26.22 mi14:04:563:30:568:037:42
7:33
-0:57

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

7:33 /mi

Average Pace

8:03 /mi

Slowest Pace

8:52 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:31:16

72% of race

Time at Steady Pace

59:40

28% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:03 /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 mi10:58:1024:107:4724:10
7:47
#14633
10K
6.21 mi11:22:2948:297:4824:19
7:50
#14814
15K
9.32 mi11:46:541:12:547:4924:25
7:52
#14821
20K
12.43 mi12:11:361:37:367:5124:42
7:57
#14696
Half
13.11 mi12:16:591:42:597:515:23
7:53
#14719
25K
15.53 mi12:36:282:02:287:5319:29
8:02
#14579
30K
18.64 mi13:02:182:28:187:5725:50
8:19
#14337
20M
20.00 mi13:13:472:39:477:5911:29
8:27
#14227
21M
21.00 mi13:22:392:48:398:028:52
8:52
#14098
35K
21.75 mi13:28:452:54:458:026:06
8:09
#14060
23M
23.00 mi13:39:183:05:188:0310:33
8:26
#13980
24M
24.00 mi13:47:213:13:218:038:03
8:03
#13849
40K
24.85 mi13:54:183:20:188:046:57
8:08
#13706
25.2M
25.20 mi13:57:143:23:148:042:56
8:30
#13624
Finish
26.22 mi14:04:563:30:568:037:42
7:33
#13458
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi146334303430314900(Top 52%)4527(Top 37%)4527(Top 83%)
10K6.21 mi3.10 mi14814-1814436-1334436-13315076(Top 53%)4580(Top 37%)4580(Top 84%)
15K9.32 mi3.11 mi14821-74447-114447-1114900(Top 52%)4527(Top 37%)4527(Top 83%)
20K12.43 mi3.11 mi14696+1254406+414406+4114541(Top 51%)4384(Top 36%)4384(Top 80%)
Half13.11 mi0.68 mi14719-234423-174423-1715030(Top 53%)4613(Top 38%)4613(Top 84%)
25K15.53 mi2.42 mi14579+1404381+424381+4214185(Top 50%)4298(Top 35%)4298(Top 79%)
30K18.64 mi3.11 mi14337+2424299+824299+8213602(Top 48%)4147(Top 34%)4147(Top 76%)
20M20.00 mi1.36 mi14227+1104260+394260+3913487(Top 47%)4238(Top 35%)4238(Top 77%)
21M21.00 mi1.00 mi14098+1294221+394221+3912735(Top 45%)3996(Top 33%)3996(Top 73%)
35K21.75 mi0.75 mi14060+384218+34218+313329(Top 47%)4328(Top 35%)4328(Top 79%)
23M23.00 mi1.25 mi13980+804208+104208+1012861(Top 45%)4193(Top 34%)4193(Top 77%)
24M24.00 mi1.00 mi13849+1314176+324176+3211623(Top 41%)3638(Top 30%)3638(Top 67%)
40K24.85 mi0.85 mi13706+1434119+574119+5711136(Top 39%)3481(Top 28%)3481(Top 64%)
25.2M25.20 mi0.35 mi13624+824084+354084+358947(Top 31%)2531(Top 21%)2531(Top 46%)
Finish26.22 mi1.02 mi13458+1664012+724012+729653(Top 34%)2847(Top 23%)2847(Top 52%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 52%
×21story building
+97ft-345ft

Overall

14900

Females

4527

F18-39

4527

5K→10K

3.1 - 6.2 mi

Top 53%
×5story building
+79ft-138ft

Overall

15076

Females

4580

F18-39

4580

10K→15K

6.2 - 9.3 mi

Top 52%
×3story building
+67ft-78ft

Overall

14900

Females

4527

F18-39

4527

15K→20K

9.3 - 12.4 mi

Top 51%
×5story building
+106ft-86ft

Overall

14541

Females

4384

F18-39

4384

20K→Half

12.4 - 13.1 mi

Top 53%
×2story building
+19ft-37ft

Overall

15030

Females

4613

F18-39

4613

Half→25K

13.1 - 15.5 mi

Top 50%
×4story building
+66ft-88ft

Overall

14185

Females

4298

F18-39

4298

25K→30K

15.5 - 18.6 mi

Top 48%
×9story building
+181ft-148ft

Overall

13602

Females

4147

F18-39

4147

30K→20M

18.6 - 20.0 mi

Top 47%
×5story building
+64ft-50ft

Overall

13487

Females

4238

F18-39

4238

20M→21M

20.0 - 21.0 mi

Top 45%
×8story building
+106ft-24ft

Overall

12735

Females

3996

F18-39

3996

21M→35K

21.0 - 21.8 mi

Top 47%
×7story building
+17ft-86ft

Overall

13329

Females

4328

F18-39

4328

35K→23M

21.8 - 23.0 mi

Top 45%
×5story building
+23ft-63ft

Overall

12861

Females

4193

F18-39

4193

23M→24M

23.0 - 24.0 mi

Top 41%
×6story building
+12ft-82ft

Overall

11623

Females

3638

F18-39

3638

24M→40K

24.0 - 24.9 mi

Top 39%
×1story
+6ft-20ft

Overall

11136

Females

3481

F18-39

3481

40K→25.2M

24.9 - 25.2 mi

Top 31%
×1story
+13ft-16ft

Overall

8947

Females

2531

F18-39

2531

25.2M→Finish

25.2 - 26.2 mi

Top 34%
×2story building
+22ft-21ft

Overall

9653

Females

2847

F18-39

2847

Passing Analysis

Category:
Athletes Passed
2444
Passed By
1269
Net Change
+1175
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14633
5K → 10K210391-181#14633#14814
10K → 15K193200-7#14814#14821
15K → 20K262137+125#14821#14696
20K → Half2346-23#14696#14719
Half → 25K23595+140#14719#14579
25K → 30K365123+242#14579#14337
30K → 20M16353+110#14337#14227
20M → 21M18657+129#14227#14098
21M → 35K7739+38#14098#14060
35K → 23M15171+80#14060#13980
23M → 24M15726+131#13980#13849
24M → 40K15613+143#13849#13706
40K → 25.2M875+82#13706#13624
25.2M → Finish17913+166#13624#13458
TOTALS24441269+1175
📊

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