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BOSTON MARATHON 2025

Kristie Gaibler

Bib: 20450•F

VA

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Top 48%
Masters (Masters Women)
#0 / 6759
Top 37%
Division (F45-49)
#0 / 1813
Top 46%
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
8:23/mi
26:02
↑ 97↓ 3451.5%
10K· 6.21 mi
8:23/mi
52:06
↑ 79↓ 1380.4%
15K· 9.32 mi
8:25/mi
1:18:16
↑ 67↓ 78
20K· 12.43 mi
8:26/mi
1:44:29
↑ 106↓ 860.1%
Half· 13.11 mi
8:21/mi
1:50:11
↑ 19↓ 370.5%
25K· 15.53 mi
8:39/mi
2:11:10
↑ 66↓ 880.2%
30K· 18.64 mi
8:54/mi
2:38:50
↑ 181↓ 1480.2%
20M
8:51/mi
2:50:52
↑ 64↓ 500.2%
21M
9:17/mi
3:00:09
↑ 106↓ 241.6%
35K· 21.75 mi
8:11/mi
3:06:16
↑ 17↓ 861.7%
23M
8:34/mi
3:16:59
↑ 23↓ 630.6%
24M
8:13/mi
3:25:12
↓ 821.3%
40K· 24.85 mi
8:25/mi
3:32:24
↓ 200.3%
25.2M
9:08/mi
3:35:33
↑ 13↓ 160.2%
Finish· 26.22 mi
8:02/mi
3:43:44
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:50:11
Pace8:24 /mi
2nd Half
Distance13.11 mi
Time1:53:33
Pace8:40 /mi
📊Positive Split: 3.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:19:2426:028:2326:02
8:23
-
10K
6.21 mi11:45:2852:068:2326:04
8:23
0:00
15K
9.32 mi12:11:381:18:168:2426:10
8:25
+0:02
20K
12.43 mi12:37:511:44:298:2426:13
8:26
+0:01
Half
13.11 mi12:43:331:50:118:245:42
8:21
-0:05
25K
15.53 mi13:04:322:11:108:2720:59
8:39
+0:18
30K
18.64 mi13:32:122:38:508:3127:40
8:54
+0:15
20M
20.00 mi13:44:142:50:528:3312:02
8:51
-0:03
21M
21.00 mi13:53:313:00:098:359:17
9:17
+0:26
35K
21.75 mi13:59:383:06:168:346:07
8:11
-1:06
23M
23.00 mi14:10:213:16:598:3410:43
8:34
+0:23
24M
24.00 mi14:18:343:25:128:338:13
8:13
-0:21
40K
24.85 mi14:25:463:32:248:337:12
8:25
+0:12
25.2M
25.20 mi14:28:553:35:338:333:09
9:08
+0:43
Finish
26.22 mi14:37:063:43:448:328:11
8:02
-1:06

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

8:02 /mi

Average Pace

8:32 /mi

Slowest Pace

9:17 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:51:36

77% of race

Time at Steady Pace

52:08

23% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:32 /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 mi11:19:2426:028:2326:02
8:23
#19186
10K
6.21 mi11:45:2852:068:2326:04
8:23
#19153
15K
9.32 mi12:11:381:18:168:2426:10
8:25
#19011
20K
12.43 mi12:37:511:44:298:2426:13
8:26
#18708
Half
13.11 mi12:43:331:50:118:245:42
8:21
#18670
25K
15.53 mi13:04:322:11:108:2720:59
8:39
#18553
30K
18.64 mi13:32:122:38:508:3127:40
8:54
#18267
20M
20.00 mi13:44:142:50:528:3312:02
8:51
#18046
21M
21.00 mi13:53:313:00:098:359:17
9:17
#17884
35K
21.75 mi13:59:383:06:168:346:07
8:11
#17696
23M
23.00 mi14:10:213:16:598:3410:43
8:34
#17437
24M
24.00 mi14:18:343:25:128:338:13
8:13
#17218
40K
24.85 mi14:25:463:32:248:337:12
8:25
#17063
25.2M
25.20 mi14:28:553:35:338:333:09
9:08
#16976
Finish
26.22 mi14:37:063:43:448:328:11
8:02
#16819
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi191867012701218844(Top 66%)6804(Top 56%)6804(Top 375%)
10K6.21 mi3.10 mi19153+336988+246988+2419124(Top 67%)6955(Top 57%)6955(Top 384%)
15K9.32 mi3.11 mi19011+1426917+716917+7118844(Top 66%)6804(Top 56%)6804(Top 375%)
20K12.43 mi3.11 mi18708+3036741+1766741+17617802(Top 63%)6226(Top 51%)6226(Top 343%)
Half13.11 mi0.68 mi18670+386720+216720+2118317(Top 64%)6494(Top 53%)6494(Top 358%)
25K15.53 mi2.42 mi18553+1176669+516669+5118121(Top 64%)6487(Top 53%)6487(Top 358%)
30K18.64 mi3.11 mi18267+2866541+1286541+12817193(Top 61%)6130(Top 50%)6130(Top 338%)
20M20.00 mi1.36 mi18046+2216450+916450+9115986(Top 56%)5586(Top 46%)5586(Top 308%)
21M21.00 mi1.00 mi17884+1626367+836367+8315100(Top 53%)5233(Top 43%)5233(Top 289%)
35K21.75 mi0.75 mi17696+1886284+836284+8313534(Top 48%)4465(Top 37%)4465(Top 246%)
23M23.00 mi1.25 mi17437+2596191+936191+9313707(Top 48%)4658(Top 38%)4658(Top 257%)
24M24.00 mi1.00 mi17218+2196088+1036088+10312746(Top 45%)4201(Top 34%)4201(Top 232%)
40K24.85 mi0.85 mi17063+1556023+656023+6512982(Top 46%)4444(Top 36%)4444(Top 245%)
25.2M25.20 mi0.35 mi16976+875989+345989+3412674(Top 45%)4353(Top 36%)4353(Top 240%)
Finish26.22 mi1.02 mi16819+1575917+725917+7213136(Top 46%)4524(Top 37%)4524(Top 250%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 66%
×21story building
+97ft-345ft

Overall

18844

Females

6804

F45-49

6804

5K→10K

3.1 - 6.2 mi

Top 67%
×5story building
+79ft-138ft

Overall

19124

Females

6955

F45-49

6955

10K→15K

6.2 - 9.3 mi

Top 66%
×3story building
+67ft-78ft

Overall

18844

Females

6804

F45-49

6804

15K→20K

9.3 - 12.4 mi

Top 63%
×5story building
+106ft-86ft

Overall

17802

Females

6226

F45-49

6226

20K→Half

12.4 - 13.1 mi

Top 64%
×2story building
+19ft-37ft

Overall

18317

Females

6494

F45-49

6494

Half→25K

13.1 - 15.5 mi

Top 64%
×4story building
+66ft-88ft

Overall

18121

Females

6487

F45-49

6487

25K→30K

15.5 - 18.6 mi

Top 61%
×9story building
+181ft-148ft

Overall

17193

Females

6130

F45-49

6130

30K→20M

18.6 - 20.0 mi

Top 56%
×5story building
+64ft-50ft

Overall

15986

Females

5586

F45-49

5586

20M→21M

20.0 - 21.0 mi

Top 53%
×8story building
+106ft-24ft

Overall

15100

Females

5233

F45-49

5233

21M→35K

21.0 - 21.8 mi

Top 48%
×7story building
+17ft-86ft

Overall

13534

Females

4465

F45-49

4465

35K→23M

21.8 - 23.0 mi

Top 48%
×5story building
+23ft-63ft

Overall

13707

Females

4658

F45-49

4658

23M→24M

23.0 - 24.0 mi

Top 45%
×6story building
+12ft-82ft

Overall

12746

Females

4201

F45-49

4201

24M→40K

24.0 - 24.9 mi

Top 46%
×1story
+6ft-20ft

Overall

12982

Females

4444

F45-49

4444

40K→25.2M

24.9 - 25.2 mi

Top 45%
×1story
+13ft-16ft

Overall

12674

Females

4353

F45-49

4353

25.2M→Finish

25.2 - 26.2 mi

Top 46%
×2story building
+22ft-21ft

Overall

13136

Females

4524

F45-49

4524

Passing Analysis

Category:
Athletes Passed
3101
Passed By
734
Net Change
+2367
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19186
5K → 10K268235+33#19186#19153
10K → 15K270128+142#19153#19011
15K → 20K35451+303#19011#18708
20K → Half5719+38#18708#18670
Half → 25K218101+117#18670#18553
25K → 30K38195+286#18553#18267
30K → 20M24928+221#18267#18046
20M → 21M18624+162#18046#17884
21M → 35K1913+188#17884#17696
35K → 23M27314+259#17696#17437
23M → 24M2245+219#17437#17218
24M → 40K1649+155#17218#17063
40K → 25.2M892+87#17063#16976
25.2M → Finish17720+157#16976#16819
TOTALS3101734+2367
📊

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