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BOSTON MARATHON 2025

Christina West

Bib: 23116•F

UT

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Division (F50-54)
#0 / 1303
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
29:03
Rank: #23740
Start → 5K
29:03 | 9:21/mi
10K· 6.21 mi
58:18
Rank: #23830 (-90)
5K → 10K
29:15 | 9:25/mi
15K· 9.32 mi
1:28:11
Rank: #23933 (-103)
10K → 15K
29:53 | 9:37/mi
20K· 12.43 mi
1:57:41
Rank: #23659 (+274)
15K → 20K
29:30 | 9:30/mi
Half· 13.11 mi
2:04:03
Rank: #23639 (+20)
20K → Half
6:22 | 9:20/mi
25K· 15.53 mi
2:27:13
Rank: #23348 (+291)
Half → 25K
23:10 | 9:33/mi
30K· 18.64 mi
2:57:03
Rank: #22796 (+552)
25K → 30K
29:50 | 9:36/mi
20M
3:09:54
Rank: #22535 (+261)
30K → 20M
12:51 | 9:27/mi
21M
3:19:40
Rank: #22278 (+257)
20M → 21M
9:46 | 9:46/mi
35K· 21.75 mi
3:26:06
Rank: #22093 (+185)
21M → 35K
6:26 | 8:36/mi
23M
3:37:26
Rank: #21801 (+292)
35K → 23M
11:20 | 9:03/mi
24M
3:45:57
Rank: #21562 (+239)
23M → 24M
8:31 | 8:31/mi
40K· 24.85 mi
3:53:26
Rank: #21354 (+208)
24M → 40K
7:29 | 8:45/mi
25.2M
3:56:45
Rank: #21259 (+95)
40K → 25.2M
3:19 | 9:37/mi
Finish· 26.22 mi
4:05:15
Rank: #21083 (+176)
25.2M → Finish
8:30 | 8:20/mi

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time2:04:03
Pace9:28 /mi
2nd Half✓ Faster
Distance13.11 mi
Time2:01:12
Pace9:15 /mi
📊Negative Split: 2.3% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:26:3129:039:2129:03
9:21
-
10K
6.21 mi11:55:4658:189:2329:15
9:25
+0:04
15K
9.32 mi12:25:391:28:119:2829:53
9:37
+0:12
20K
12.43 mi12:55:091:57:419:2829:30
9:30
-0:07
Half
13.11 mi13:01:312:04:039:286:22
9:20
-0:10
25K
15.53 mi13:24:412:27:139:2923:10
9:33
+0:13
30K
18.64 mi13:54:312:57:039:3029:50
9:36
+0:03
20M
20.00 mi14:07:223:09:549:3012:51
9:27
-0:09
21M
21.00 mi14:17:083:19:409:309:46
9:46
+0:19
35K
21.75 mi14:23:343:26:069:296:26
8:36
-1:10
23M
23.00 mi14:34:543:37:269:2711:20
9:03
+0:27
24M
24.00 mi14:43:253:45:579:258:31
8:31
-0:32
40K
24.85 mi14:50:543:53:269:247:29
8:45
+0:14
25.2M
25.20 mi14:54:133:56:459:243:19
9:37
+0:52
Finish
26.22 mi15:02:434:05:159:228:30
8:20
-1:17

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

9:22 /mi

Slowest Pace

9:46 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

42:16

17% of race

Time at Steady Pace

3:22:59

83% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 9:21 /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 mi11:26:3129:039:2129:03
9:21
#23740
10K
6.21 mi11:55:4658:189:2329:15
9:25
#23830
15K
9.32 mi12:25:391:28:119:2829:53
9:37
#23933
20K
12.43 mi12:55:091:57:419:2829:30
9:30
#23659
Half
13.11 mi13:01:312:04:039:286:22
9:20
#23639
25K
15.53 mi13:24:412:27:139:2923:10
9:33
#23348
30K
18.64 mi13:54:312:57:039:3029:50
9:36
#22796
20M
20.00 mi14:07:223:09:549:3012:51
9:27
#22535
21M
21.00 mi14:17:083:19:409:309:46
9:46
#22278
35K
21.75 mi14:23:343:26:069:296:26
8:36
#22093
23M
23.00 mi14:34:543:37:269:2711:20
9:03
#21801
24M
24.00 mi14:43:253:45:579:258:31
8:31
#21562
40K
24.85 mi14:50:543:53:269:247:29
8:45
#21354
25.2M
25.20 mi14:54:133:56:459:243:19
9:37
#21259
Finish
26.22 mi15:02:434:05:159:228:30
8:20
#21083
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi237409551955124075(Top 85%)9711(Top 79%)9711(Top 745%)
10K6.21 mi3.10 mi23830-909589-389589-3823871(Top 84%)9604(Top 79%)9604(Top 737%)
15K9.32 mi3.11 mi23933-1039637-489637-4824075(Top 85%)9711(Top 79%)9711(Top 745%)
20K12.43 mi3.11 mi23659+2749491+1469491+14622886(Top 81%)9083(Top 74%)9083(Top 697%)
Half13.11 mi0.68 mi23639+209485+69485+623068(Top 81%)9181(Top 75%)9181(Top 705%)
25K15.53 mi2.42 mi23348+2919326+1599326+15922057(Top 78%)8680(Top 71%)8680(Top 666%)
30K18.64 mi3.11 mi22796+5529065+2619065+26120365(Top 72%)7861(Top 64%)7861(Top 603%)
20M20.00 mi1.36 mi22535+2618953+1128953+11219008(Top 67%)7267(Top 59%)7267(Top 558%)
21M21.00 mi1.00 mi22278+2578820+1338820+13317366(Top 61%)6468(Top 53%)6468(Top 496%)
35K21.75 mi0.75 mi22093+1858726+948726+9416129(Top 57%)5872(Top 48%)5872(Top 451%)
23M23.00 mi1.25 mi21801+2928607+1198607+11916592(Top 58%)6233(Top 51%)6233(Top 478%)
24M24.00 mi1.00 mi21562+2398487+1208487+12014680(Top 52%)5216(Top 43%)5216(Top 400%)
40K24.85 mi0.85 mi21354+2088391+968391+9614973(Top 53%)5518(Top 45%)5518(Top 423%)
25.2M25.20 mi0.35 mi21259+958351+408351+4015309(Top 54%)5750(Top 47%)5750(Top 441%)
Finish26.22 mi1.02 mi21083+1768267+848267+8415242(Top 54%)5627(Top 46%)5627(Top 432%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 85%
×21stories
+97ft-345ft

Overall

24075

Females

9711

F50-54

9711

5K→10K

3.1 - 6.2 mi

Top 84%
×5stories
+79ft-138ft

Overall

23871

Females

9604

F50-54

9604

10K→15K

6.2 - 9.3 mi

Top 85%
×3stories
+67ft-78ft

Overall

24075

Females

9711

F50-54

9711

15K→20K

9.3 - 12.4 mi

Top 81%
×5stories
+106ft-86ft

Overall

22886

Females

9083

F50-54

9083

20K→Half

12.4 - 13.1 mi

Top 81%
×2stories
+19ft-37ft

Overall

23068

Females

9181

F50-54

9181

Half→25K

13.1 - 15.5 mi

Top 78%
×4stories
+66ft-88ft

Overall

22057

Females

8680

F50-54

8680

25K→30K

15.5 - 18.6 mi

Top 72%
×9stories
+181ft-148ft

Overall

20365

Females

7861

F50-54

7861

30K→20M

18.6 - 20.0 mi

Top 67%
×5stories
+64ft-50ft

Overall

19008

Females

7267

F50-54

7267

20M→21M

20.0 - 21.0 mi

Top 61%
×8stories
+106ft-24ft

Overall

17366

Females

6468

F50-54

6468

21M→35K

21.0 - 21.8 mi

Top 57%
×7stories
+17ft-86ft

Overall

16129

Females

5872

F50-54

5872

35K→23M

21.8 - 23.0 mi

Top 58%
×5stories
+23ft-63ft

Overall

16592

Females

6233

F50-54

6233

23M→24M

23.0 - 24.0 mi

Top 52%
×6stories
+12ft-82ft

Overall

14680

Females

5216

F50-54

5216

24M→40K

24.0 - 24.9 mi

Top 53%
×1story
+6ft-20ft

Overall

14973

Females

5518

F50-54

5518

40K→25.2M

24.9 - 25.2 mi

Top 54%
×1story
+13ft-16ft

Overall

15309

Females

5750

F50-54

5750

25.2M→Finish

25.2 - 26.2 mi

Top 54%
×2stories
+22ft-21ft

Overall

15242

Females

5627

F50-54

5627

Passing Analysis

Category:
Athletes Passed
3231
Passed By
574
Net Change
+2657
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23740
5K → 10K203293-90#23740#23830
10K → 15K111214-103#23830#23933
15K → 20K29824+274#23933#23659
20K → Half3414+20#23659#23639
Half → 25K30211+291#23639#23348
25K → 30K5564+552#23348#22796
30K → 20M2665+261#22796#22535
20M → 21M2603+257#22535#22278
21M → 35K1850+185#22278#22093
35K → 23M2942+292#22093#21801
23M → 24M2401+239#21801#21562
24M → 40K2080+208#21562#21354
40K → 25.2M961+95#21354#21259
25.2M → Finish1782+176#21259#21083
TOTALS3231574+2657
📊

Passing Visuals

Category:
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🔥Passing Intensity

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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