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BOSTON MARATHON 2025

Marisa Chinikidiadi

Bib: 22624•F

TX

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 44%
Gender (Female)
#0 / 12228
Top 29%
Masters (Masters Women)
#0 / 6759
Top 14%
Division (F45-49)
#0 / 1813
Top 16%
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
7:43/mi
24:00
↑ 97↓ 3451.5%
10K· 6.21 mi
7:40/mi
47:48
↑ 79↓ 1380.4%
15K· 9.32 mi
7:35/mi
1:11:21
↑ 67↓ 78
20K· 12.43 mi
7:38/mi
1:35:04
↑ 106↓ 860.1%
Half· 13.11 mi
7:30/mi
1:40:11
↑ 19↓ 370.5%
25K· 15.53 mi
7:35/mi
1:58:33
↑ 66↓ 880.2%
30K· 18.64 mi
7:56/mi
2:23:12
↑ 181↓ 1480.2%
20M
8:09/mi
2:34:16
↑ 64↓ 500.2%
21M
9:28/mi
2:43:44
↑ 106↓ 241.6%
35K· 21.75 mi
7:52/mi
2:49:37
↑ 17↓ 861.7%
23M
8:54/mi
3:00:45
↑ 23↓ 630.6%
24M
8:16/mi
3:09:01
↓ 821.3%
40K· 24.85 mi
8:23/mi
3:16:11
↓ 200.3%
25.2M
9:49/mi
3:19:34
↑ 13↓ 160.2%
Finish· 26.22 mi
8:15/mi
3:27:58
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:40:11
Pace7:39 /mi
2nd Half
Distance13.11 mi
Time1:47:47
Pace8:13 /mi
📊Positive Split: 7.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:20:3924:007:4324:00
7:43
-
10K
6.21 mi11:44:2747:487:4223:48
7:40
-0:03
15K
9.32 mi12:08:001:11:217:3923:33
7:35
-0:05
20K
12.43 mi12:31:431:35:047:3923:43
7:38
+0:03
Half
13.11 mi12:36:501:40:117:395:07
7:30
-0:08
25K
15.53 mi12:55:121:58:337:3818:22
7:35
+0:05
30K
18.64 mi13:19:512:23:127:4124:39
7:56
+0:21
20M
20.00 mi13:30:552:34:167:4311:04
8:09
+0:13
21M
21.00 mi13:40:232:43:447:489:28
9:28
+1:19
35K
21.75 mi13:46:162:49:377:485:53
7:52
-1:36
23M
23.00 mi13:57:243:00:457:5211:08
8:54
+1:02
24M
24.00 mi14:05:403:09:017:538:16
8:16
-0:38
40K
24.85 mi14:12:503:16:117:547:10
8:23
+0:07
25.2M
25.20 mi14:16:133:19:347:553:23
9:49
+1:26
Finish
26.22 mi14:24:373:27:587:568:24
8:15
-1:34

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

7:30 /mi

Average Pace

7:56 /mi

Slowest Pace

9:49 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

47:02

23% of race

Time at Steady Pace

2:09:47

62% of race

Time at Slower Pace

31:09

15% of race

Average Pace: 7:56 /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 mi11:20:3924:007:4324:00
7:43
#14187
10K
6.21 mi11:44:2747:487:4223:48
7:40
#13870
15K
9.32 mi12:08:001:11:217:3923:33
7:35
#13364
20K
12.43 mi12:31:431:35:047:3923:43
7:38
#12929
Half
13.11 mi12:36:501:40:117:395:07
7:30
#12852
25K
15.53 mi12:55:121:58:337:3818:22
7:35
#12454
30K
18.64 mi13:19:512:23:127:4124:39
7:56
#12097
20M
20.00 mi13:30:552:34:167:4311:04
8:09
#12028
21M
21.00 mi13:40:232:43:447:489:28
9:28
#12282
35K
21.75 mi13:46:162:49:377:485:53
7:52
#12222
23M
23.00 mi13:57:243:00:457:5211:08
8:54
#12424
24M
24.00 mi14:05:403:09:017:538:16
8:16
#12444
40K
24.85 mi14:12:503:16:117:547:10
8:23
#12428
25.2M
25.20 mi14:16:133:19:347:553:23
9:49
#12500
Finish
26.22 mi14:24:373:27:587:568:24
8:15
#12575
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi141874023402312443(Top 44%)3136(Top 26%)3136(Top 173%)
10K6.21 mi3.10 mi13870+3173863+1603863+16013556(Top 48%)3691(Top 30%)3691(Top 204%)
15K9.32 mi3.11 mi13364+5063612+2513612+25112443(Top 44%)3136(Top 26%)3136(Top 173%)
20K12.43 mi3.11 mi12929+4353404+2083404+20811844(Top 42%)2917(Top 24%)2917(Top 161%)
Half13.11 mi0.68 mi12852+773367+373367+3711795(Top 42%)2834(Top 23%)2834(Top 156%)
25K15.53 mi2.42 mi12454+3983166+2013166+20110576(Top 37%)2367(Top 19%)2367(Top 131%)
30K18.64 mi3.11 mi12097+3573045+1213045+12110925(Top 38%)2744(Top 22%)2744(Top 151%)
20M20.00 mi1.36 mi12028+693052-73052-711449(Top 40%)3166(Top 26%)3166(Top 175%)
21M21.00 mi1.00 mi12282-2543223-1713223-17115933(Top 56%)5666(Top 46%)5666(Top 313%)
35K21.75 mi0.75 mi12222+603219+43219+411346(Top 40%)3298(Top 27%)3298(Top 182%)
23M23.00 mi1.25 mi12424-2023366-1473366-14715638(Top 55%)5680(Top 46%)5680(Top 313%)
24M24.00 mi1.00 mi12444-203398-323398-3213041(Top 46%)4332(Top 35%)4332(Top 239%)
40K24.85 mi0.85 mi12428+163420-223420-2212704(Top 45%)4278(Top 35%)4278(Top 236%)
25.2M25.20 mi0.35 mi12500-723473-533473-5316153(Top 57%)6138(Top 50%)6138(Top 339%)
Finish26.22 mi1.02 mi12575-753536-633536-6314563(Top 51%)5231(Top 43%)5231(Top 289%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 44%
×21story building
+97ft-345ft

Overall

12443

Females

3136

F45-49

3136

5K→10K

3.1 - 6.2 mi

Top 48%
×5story building
+79ft-138ft

Overall

13556

Females

3691

F45-49

3691

10K→15K

6.2 - 9.3 mi

Top 44%
×3story building
+67ft-78ft

Overall

12443

Females

3136

F45-49

3136

15K→20K

9.3 - 12.4 mi

Top 42%
×5story building
+106ft-86ft

Overall

11844

Females

2917

F45-49

2917

20K→Half

12.4 - 13.1 mi

Top 42%
×2story building
+19ft-37ft

Overall

11795

Females

2834

F45-49

2834

Half→25K

13.1 - 15.5 mi

Top 37%
×4story building
+66ft-88ft

Overall

10576

Females

2367

F45-49

2367

25K→30K

15.5 - 18.6 mi

Top 38%
×9story building
+181ft-148ft

Overall

10925

Females

2744

F45-49

2744

30K→20M

18.6 - 20.0 mi

Top 40%
×5story building
+64ft-50ft

Overall

11449

Females

3166

F45-49

3166

20M→21M

20.0 - 21.0 mi

Top 56%
×8story building
+106ft-24ft

Overall

15933

Females

5666

F45-49

5666

21M→35K

21.0 - 21.8 mi

Top 40%
×7story building
+17ft-86ft

Overall

11346

Females

3298

F45-49

3298

35K→23M

21.8 - 23.0 mi

Top 55%
×5story building
+23ft-63ft

Overall

15638

Females

5680

F45-49

5680

23M→24M

23.0 - 24.0 mi

Top 46%
×6story building
+12ft-82ft

Overall

13041

Females

4332

F45-49

4332

24M→40K

24.0 - 24.9 mi

Top 45%
×1story
+6ft-20ft

Overall

12704

Females

4278

F45-49

4278

40K→25.2M

24.9 - 25.2 mi

Top 57%
×1story
+13ft-16ft

Overall

16153

Females

6138

F45-49

6138

25.2M→Finish

25.2 - 26.2 mi

Top 51%
×2story building
+22ft-21ft

Overall

14563

Females

5231

F45-49

5231

Passing Analysis

Category:
Athletes Passed
2936
Passed By
1324
Net Change
+1612
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14187
5K → 10K463146+317#14187#13870
10K → 15K53832+506#13870#13364
15K → 20K46631+435#13364#12929
20K → Half814+77#12929#12852
Half → 25K40810+398#12852#12454
25K → 30K42568+357#12454#12097
30K → 20M14778+69#12097#12028
20M → 21M49303-254#12028#12282
21M → 35K8929+60#12282#12222
35K → 23M62264-202#12222#12424
23M → 24M6383-20#12424#12444
24M → 40K7862+16#12444#12428
40K → 25.2M1284-72#12428#12500
25.2M → Finish55130-75#12500#12575
TOTALS29361324+1612
📊

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