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BOSTON MARATHON 2025

Christine Olson

Bib: 25349•F

AZ

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
Top 40%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
26:14
Rank: #19584
Start → 5K
8:27/mi
26:14 split
10K· 6.21 mi
53:11
Rank: #20192 (-608)
5K → 10K
8:40/mi
26:57 split
15K· 9.32 mi
1:20:13
Rank: #20249 (-57)
10K → 15K
8:42/mi
27:02 split
20K· 12.43 mi
1:48:37
Rank: #20637 (-388)
15K → 20K
9:08/mi
28:24 split
Half· 13.11 mi
1:54:44
Rank: #20681 (-44)
20K → Half
8:58/mi
6:07 split
25K· 15.53 mi
2:17:17
Rank: #20806 (-125)
Half → 25K
9:18/mi
22:33 split
30K· 18.64 mi
2:47:54
Rank: #20907 (-101)
25K → 30K
9:51/mi
30:37 split
20M
3:02:52
Rank: #21219 (-312)
30K → 20M
11:01/mi
14:58 split
21M
3:13:55
Rank: #21270 (-51)
20M → 21M
11:03/mi
11:03 split
35K· 21.75 mi
3:21:17
Rank: #21272 (-2)
21M → 35K
9:51/mi
7:22 split
23M
3:37:02
Rank: #21748 (-476)
35K → 23M
12:35/mi
15:45 split
24M
3:46:39
Rank: #21671 (+77)
23M → 24M
9:37/mi
9:37 split
40K· 24.85 mi
3:55:10
Rank: #21602 (+69)
24M → 40K
9:58/mi
8:31 split
25.2M
3:59:07
Rank: #21605 (-3)
40K → 25.2M
11:27/mi
3:57 split
Finish· 26.22 mi
4:09:22
Rank: #21654 (-49)
25.2M → Finish
10:04/mi
10:15 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:54:44
Pace8:45 /mi
2nd Half
Distance13.11 mi
Time2:14:38
Pace10:16 /mi
📊Positive Split: 17.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:26:5226:148:2726:14
8:27
-
10K
6.21 mi11:53:4953:118:3426:57
8:40
+0:13
15K
9.32 mi12:20:511:20:138:3627:02
8:42
+0:02
20K
12.43 mi12:49:151:48:378:4428:24
9:08
+0:26
Half
13.11 mi12:55:221:54:448:456:07
8:58
-0:10
25K
15.53 mi13:17:552:17:178:5022:33
9:18
+0:20
30K
18.64 mi13:48:322:47:549:0030:37
9:51
+0:33
20M
20.00 mi14:03:303:02:529:0914:58
11:01
+1:10
21M
21.00 mi14:14:333:13:559:1411:03
11:03
+0:02
35K
21.75 mi14:21:553:21:179:157:22
9:51
-1:12
23M
23.00 mi14:37:403:37:029:2615:45
12:35
+2:44
24M
24.00 mi14:47:173:46:399:279:37
9:37
-2:58
40K
24.85 mi14:55:483:55:109:288:31
9:58
+0:21
25.2M
25.20 mi14:59:453:59:079:293:57
11:27
+1:29
Finish
26.22 mi15:10:004:09:229:3110:15
10:04
-1:23

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

8:27 /mi

Average Pace

9:31 /mi

Slowest Pace

12:35 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:54:44

46% of race

Time at Steady Pace

1:28:55

36% of race

Time at Slower Pace

45:43

18% of race

Average Pace: 9:31 /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 mi11:26:5226:148:2726:14
8:27
#19584
10K
6.21 mi11:53:4953:118:3426:57
8:40
#20192
15K
9.32 mi12:20:511:20:138:3627:02
8:42
#20249
20K
12.43 mi12:49:151:48:378:4428:24
9:08
#20637
Half
13.11 mi12:55:221:54:448:456:07
8:58
#20681
25K
15.53 mi13:17:552:17:178:5022:33
9:18
#20806
30K
18.64 mi13:48:322:47:549:0030:37
9:51
#20907
20M
20.00 mi14:03:303:02:529:0914:58
11:01
#21219
21M
21.00 mi14:14:333:13:559:1411:03
11:03
#21270
35K
21.75 mi14:21:553:21:179:157:22
9:51
#21272
23M
23.00 mi14:37:403:37:029:2615:45
12:35
#21748
24M
24.00 mi14:47:173:46:399:279:37
9:37
#21671
40K
24.85 mi14:55:483:55:109:288:31
9:58
#21602
25.2M
25.20 mi14:59:453:59:079:293:57
11:27
#21605
Finish
26.22 mi15:10:004:09:229:3110:15
10:04
#21654
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF60-64Seg. OverallSeg. FemalesSeg. F60-64
5K3.11 mi3.11 mi195847251725120514(Top 72%)7724(Top 63%)7724(Top 1238%)
10K6.21 mi3.10 mi20192-6087589-3387589-33820748(Top 73%)7890(Top 65%)7890(Top 1264%)
15K9.32 mi3.11 mi20249-577613-247613-2420514(Top 72%)7724(Top 63%)7724(Top 1238%)
20K12.43 mi3.11 mi20637-3887838-2257838-22521645(Top 76%)8400(Top 69%)8400(Top 1346%)
Half13.11 mi0.68 mi20681-447863-257863-2521714(Top 76%)8433(Top 69%)8433(Top 1351%)
25K15.53 mi2.42 mi20806-1257937-747937-7421188(Top 75%)8203(Top 67%)8203(Top 1315%)
30K18.64 mi3.11 mi20907-1018037-1008037-10021176(Top 75%)8331(Top 68%)8331(Top 1335%)
20M20.00 mi1.36 mi21219-3128231-1948231-19423603(Top 83%)9735(Top 80%)9735(Top 1560%)
21M21.00 mi1.00 mi21270-518264-338264-3321548(Top 76%)8738(Top 71%)8738(Top 1400%)
35K21.75 mi0.75 mi21272-28278-148278-1421478(Top 76%)8762(Top 72%)8762(Top 1404%)
23M23.00 mi1.25 mi21748-4768573-2958573-29525907(Top 91%)11053(Top 90%)11053(Top 1771%)
24M24.00 mi1.00 mi21671+778552+218552+2120085(Top 71%)8134(Top 67%)8134(Top 1304%)
40K24.85 mi0.85 mi21602+698533+198533+1920367(Top 72%)8347(Top 68%)8347(Top 1338%)
25.2M25.20 mi0.35 mi21605-38548-158548-1521959(Top 77%)9131(Top 75%)9131(Top 1463%)
Finish26.22 mi1.02 mi21654-498594-468594-4623110(Top 81%)9717(Top 79%)9717(Top 1557%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 72%
×21story building
+97ft-345ft

Overall

20514

Females

7724

F60-64

7724

5K→10K

3.1 - 6.2 mi

Top 73%
×5story building
+79ft-138ft

Overall

20748

Females

7890

F60-64

7890

10K→15K

6.2 - 9.3 mi

Top 72%
×3story building
+67ft-78ft

Overall

20514

Females

7724

F60-64

7724

15K→20K

9.3 - 12.4 mi

Top 76%
×5story building
+106ft-86ft

Overall

21645

Females

8400

F60-64

8400

20K→Half

12.4 - 13.1 mi

Top 76%
×2story building
+19ft-37ft

Overall

21714

Females

8433

F60-64

8433

Half→25K

13.1 - 15.5 mi

Top 75%
×4story building
+66ft-88ft

Overall

21188

Females

8203

F60-64

8203

25K→30K

15.5 - 18.6 mi

Top 75%
×9story building
+181ft-148ft

Overall

21176

Females

8331

F60-64

8331

30K→20M

18.6 - 20.0 mi

Top 83%
×5story building
+64ft-50ft

Overall

23603

Females

9735

F60-64

9735

20M→21M

20.0 - 21.0 mi

Top 76%
×8story building
+106ft-24ft

Overall

21548

Females

8738

F60-64

8738

21M→35K

21.0 - 21.8 mi

Top 76%
×7story building
+17ft-86ft

Overall

21478

Females

8762

F60-64

8762

35K→23M

21.8 - 23.0 mi

Top 91%
×5story building
+23ft-63ft

Overall

25907

Females

11053

F60-64

11053

23M→24M

23.0 - 24.0 mi

Top 71%
×6story building
+12ft-82ft

Overall

20085

Females

8134

F60-64

8134

24M→40K

24.0 - 24.9 mi

Top 72%
×1story
+6ft-20ft

Overall

20367

Females

8347

F60-64

8347

40K→25.2M

24.9 - 25.2 mi

Top 77%
×1story
+13ft-16ft

Overall

21959

Females

9131

F60-64

9131

25.2M→Finish

25.2 - 26.2 mi

Top 81%
×2story building
+22ft-21ft

Overall

23110

Females

9717

F60-64

9717

Passing Analysis

Category:
Athletes Passed
1070
Passed By
3140
Net Change
-2070
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19584
5K → 10K76684-608#19584#20192
10K → 15K166223-57#20192#20249
15K → 20K97485-388#20249#20637
20K → Half2266-44#20637#20681
Half → 25K115240-125#20681#20806
25K → 30K177278-101#20806#20907
30K → 20M35347-312#20907#21219
20M → 21M65116-51#21219#21270
21M → 35K5456-2#21270#21272
35K → 23M21497-476#21272#21748
23M → 24M9215+77#21748#21671
24M → 40K9526+69#21671#21602
40K → 25.2M2225-3#21602#21605
25.2M → Finish3382-49#21605#21654
TOTALS10703140-2070
📊

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