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BOSTON MARATHON 2025

Ivy Friedman

Bib: 23922•F

ON

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
28:13
Rank: #22786
Start → 5K
28:13 | 9:05/mi
10K· 6.21 mi
55:28
Rank: #22092 (+694)
5K → 10K
27:15 | 8:46/mi
15K· 9.32 mi
1:22:45
Rank: #21699 (+393)
10K → 15K
27:17 | 8:47/mi
20K· 12.43 mi
1:50:23
Rank: #21346 (+353)
15K → 20K
27:38 | 8:54/mi
Half· 13.11 mi
1:56:20
Rank: #21295 (+51)
20K → Half
5:57 | 8:43/mi
25K· 15.53 mi
2:18:11
Rank: #21075 (+220)
Half → 25K
21:51 | 9:01/mi
30K· 18.64 mi
2:46:55
Rank: #20654 (+421)
25K → 30K
28:44 | 9:15/mi
20M
2:59:32
Rank: #20447 (+207)
30K → 20M
12:37 | 9:17/mi
21M
3:09:01
Rank: #20209 (+238)
20M → 21M
9:29 | 9:29/mi
35K· 21.75 mi
3:15:12
Rank: #19994 (+215)
21M → 35K
6:11 | 8:16/mi
23M
3:26:25
Rank: #19787 (+207)
35K → 23M
11:13 | 8:58/mi
24M
3:35:31
Rank: #19692 (+95)
23M → 24M
9:06 | 9:06/mi
40K· 24.85 mi
3:43:18
Rank: #19591 (+101)
24M → 40K
7:47 | 9:06/mi
25.2M
3:46:37
Rank: #19519 (+72)
40K → 25.2M
3:19 | 9:37/mi
Finish· 26.22 mi
3:54:59
Rank: #19333 (+186)
25.2M → Finish
8:22 | 8:13/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:56:20
Pace8:52 /mi
2nd Half
Distance13.11 mi
Time1:58:39
Pace9:03 /mi
📊Positive Split: 2.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:25:5928:139:0528:13
9:05
-
10K
6.21 mi11:53:1455:288:5627:15
8:46
-0:19
15K
9.32 mi12:20:311:22:458:5327:17
8:47
+0:01
20K
12.43 mi12:48:091:50:238:5327:38
8:54
+0:07
Half
13.11 mi12:54:061:56:208:525:57
8:43
-0:11
25K
15.53 mi13:15:572:18:118:5421:51
9:01
+0:18
30K
18.64 mi13:44:412:46:558:5728:44
9:15
+0:14
20M
20.00 mi13:57:182:59:328:5912:37
9:17
+0:02
21M
21.00 mi14:06:473:09:019:009:29
9:29
+0:12
35K
21.75 mi14:12:583:15:128:596:11
8:16
-1:13
23M
23.00 mi14:24:113:26:258:5811:13
8:58
+0:42
24M
24.00 mi14:33:173:35:318:599:06
9:06
+0:08
40K
24.85 mi14:41:043:43:188:597:47
9:06
0:00
25.2M
25.20 mi14:44:233:46:379:003:19
9:37
+0:31
Finish
26.22 mi14:52:453:54:598:588:22
8:13
-1:24

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

8:13 /mi

Average Pace

8:58 /mi

Slowest Pace

9:37 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:15:44

58% of race

Time at Steady Pace

1:39:15

42% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:58 /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 mi11:25:5928:139:0528:13
9:05
#22786
10K
6.21 mi11:53:1455:288:5627:15
8:46
#22092
15K
9.32 mi12:20:311:22:458:5327:17
8:47
#21699
20K
12.43 mi12:48:091:50:238:5327:38
8:54
#21346
Half
13.11 mi12:54:061:56:208:525:57
8:43
#21295
25K
15.53 mi13:15:572:18:118:5421:51
9:01
#21075
30K
18.64 mi13:44:412:46:558:5728:44
9:15
#20654
20M
20.00 mi13:57:182:59:328:5912:37
9:17
#20447
21M
21.00 mi14:06:473:09:019:009:29
9:29
#20209
35K
21.75 mi14:12:583:15:128:596:11
8:16
#19994
23M
23.00 mi14:24:113:26:258:5811:13
8:58
#19787
24M
24.00 mi14:33:173:35:318:599:06
9:06
#19692
40K
24.85 mi14:41:043:43:188:597:47
9:06
#19591
25.2M
25.20 mi14:44:233:46:379:003:19
9:37
#19519
Finish
26.22 mi14:52:453:54:598:588:22
8:13
#19333
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi227869062906220943(Top 74%)7970(Top 65%)7970(Top 612%)
10K6.21 mi3.10 mi22092+6948664+3988664+39821260(Top 75%)8175(Top 67%)8175(Top 627%)
15K9.32 mi3.11 mi21699+3938432+2328432+23220943(Top 74%)7970(Top 65%)7970(Top 612%)
20K12.43 mi3.11 mi21346+3538223+2098223+20920442(Top 72%)7734(Top 63%)7734(Top 594%)
Half13.11 mi0.68 mi21295+518195+288195+2820503(Top 72%)7751(Top 63%)7751(Top 595%)
25K15.53 mi2.42 mi21075+2208081+1148081+11419964(Top 70%)7512(Top 61%)7512(Top 577%)
30K18.64 mi3.11 mi20654+4217903+1787903+17818898(Top 67%)7064(Top 58%)7064(Top 542%)
20M20.00 mi1.36 mi20447+2077807+967807+9618240(Top 64%)6858(Top 56%)6858(Top 526%)
21M21.00 mi1.00 mi20209+2387699+1087699+10816033(Top 56%)5729(Top 47%)5729(Top 440%)
35K21.75 mi0.75 mi19994+2157587+1127587+11214122(Top 50%)4758(Top 39%)4758(Top 365%)
23M23.00 mi1.25 mi19787+2077502+857502+8516069(Top 57%)5934(Top 49%)5934(Top 455%)
24M24.00 mi1.00 mi19692+957475+277475+2717917(Top 63%)6994(Top 57%)6994(Top 537%)
40K24.85 mi0.85 mi19591+1017432+437432+4316915(Top 60%)6546(Top 54%)6546(Top 502%)
25.2M25.20 mi0.35 mi19519+727403+297403+2915297(Top 54%)5738(Top 47%)5738(Top 440%)
Finish26.22 mi1.02 mi19333+1867316+877316+8714392(Top 51%)5165(Top 42%)5165(Top 396%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 74%
×21stories
+97ft-345ft

Overall

20943

Females

7970

F50-54

7970

5K→10K

3.1 - 6.2 mi

Top 75%
×5stories
+79ft-138ft

Overall

21260

Females

8175

F50-54

8175

10K→15K

6.2 - 9.3 mi

Top 74%
×3stories
+67ft-78ft

Overall

20943

Females

7970

F50-54

7970

15K→20K

9.3 - 12.4 mi

Top 72%
×5stories
+106ft-86ft

Overall

20442

Females

7734

F50-54

7734

20K→Half

12.4 - 13.1 mi

Top 72%
×2stories
+19ft-37ft

Overall

20503

Females

7751

F50-54

7751

Half→25K

13.1 - 15.5 mi

Top 70%
×4stories
+66ft-88ft

Overall

19964

Females

7512

F50-54

7512

25K→30K

15.5 - 18.6 mi

Top 67%
×9stories
+181ft-148ft

Overall

18898

Females

7064

F50-54

7064

30K→20M

18.6 - 20.0 mi

Top 64%
×5stories
+64ft-50ft

Overall

18240

Females

6858

F50-54

6858

20M→21M

20.0 - 21.0 mi

Top 56%
×8stories
+106ft-24ft

Overall

16033

Females

5729

F50-54

5729

21M→35K

21.0 - 21.8 mi

Top 50%
×7stories
+17ft-86ft

Overall

14122

Females

4758

F50-54

4758

35K→23M

21.8 - 23.0 mi

Top 57%
×5stories
+23ft-63ft

Overall

16069

Females

5934

F50-54

5934

23M→24M

23.0 - 24.0 mi

Top 63%
×6stories
+12ft-82ft

Overall

17917

Females

6994

F50-54

6994

24M→40K

24.0 - 24.9 mi

Top 60%
×1story
+6ft-20ft

Overall

16915

Females

6546

F50-54

6546

40K→25.2M

24.9 - 25.2 mi

Top 54%
×1story
+13ft-16ft

Overall

15297

Females

5738

F50-54

5738

25.2M→Finish

25.2 - 26.2 mi

Top 51%
×2stories
+22ft-21ft

Overall

14392

Females

5165

F50-54

5165

Passing Analysis

Category:
Athletes Passed
3775
Passed By
322
Net Change
+3453
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22786
5K → 10K74248+694#22786#22092
10K → 15K44451+393#22092#21699
15K → 20K40249+353#21699#21346
20K → Half6918+51#21346#21295
Half → 25K26747+220#21295#21075
25K → 30K45837+421#21075#20654
30K → 20M22316+207#20654#20447
20M → 21M2446+238#20447#20209
21M → 35K2172+215#20209#19994
35K → 23M2125+207#19994#19787
23M → 24M11924+95#19787#19692
24M → 40K11413+101#19692#19591
40K → 25.2M764+72#19591#19519
25.2M → Finish1882+186#19519#19333
TOTALS3775322+3453
📊

Passing Visuals

Category:

📈Position Graph

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🎨Heatmap Timeline

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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