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BOSTON MARATHON 2025

Jennifer Glynn

Bib: 24901•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 43%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
27:18
Rank: #21463
Start → 5K
27:18 | 8:47/mi
10K· 6.21 mi
54:52
Rank: #21609 (-146)
5K → 10K
27:34 | 8:52/mi
15K· 9.32 mi
1:22:50
Rank: #21756 (-147)
10K → 15K
27:58 | 9:00/mi
20K· 12.43 mi
1:51:59
Rank: #21987 (-231)
15K → 20K
29:09 | 9:23/mi
Half· 13.11 mi
1:58:20
Rank: #22038 (-51)
20K → Half
6:21 | 9:18/mi
25K· 15.53 mi
2:21:39
Rank: #22094 (-56)
Half → 25K
23:19 | 9:37/mi
30K· 18.64 mi
2:52:41
Rank: #22037 (+57)
25K → 30K
31:02 | 9:59/mi
20M
3:06:21
Rank: #21950 (+87)
30K → 20M
13:40 | 10:03/mi
21M
3:17:00
Rank: #21854 (+96)
20M → 21M
10:39 | 10:39/mi
35K· 21.75 mi
3:24:44
Rank: #21882 (-28)
21M → 35K
7:44 | 10:20/mi
23M
3:37:47
Rank: #21858 (+24)
35K → 23M
13:03 | 10:25/mi
24M
3:48:17
Rank: #21893 (-35)
23M → 24M
10:30 | 10:30/mi
40K· 24.85 mi
3:57:27
Rank: #21913 (-20)
24M → 40K
9:10 | 10:43/mi
25.2M
4:01:26
Rank: #21918 (-5)
40K → 25.2M
3:59 | 11:33/mi
Finish· 26.22 mi
4:12:00
Rank: #21986 (-68)
25.2M → Finish
10:34 | 10:22/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:58:20
Pace9:02 /mi
2nd Half
Distance13.11 mi
Time2:13:40
Pace10:12 /mi
📊Positive Split: 13.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:27:1227:188:4727:18
8:47
-
10K
6.21 mi11:54:4654:528:5027:34
8:52
+0:05
15K
9.32 mi12:22:441:22:508:5327:58
9:00
+0:08
20K
12.43 mi12:51:531:51:599:0129:09
9:23
+0:23
Half
13.11 mi12:58:141:58:209:026:21
9:18
-0:05
25K
15.53 mi13:21:332:21:399:0723:19
9:37
+0:19
30K
18.64 mi13:52:352:52:419:1631:02
9:59
+0:22
20M
20.00 mi14:06:153:06:219:1913:40
10:03
+0:04
21M
21.00 mi14:16:543:17:009:2310:39
10:39
+0:36
35K
21.75 mi14:24:383:24:449:257:44
10:20
-0:19
23M
23.00 mi14:37:413:37:479:2813:03
10:25
+0:05
24M
24.00 mi14:48:113:48:179:3110:30
10:30
+0:05
40K
24.85 mi14:57:213:57:279:339:10
10:43
+0:13
25.2M
25.20 mi15:01:204:01:269:353:59
11:33
+0:50
Finish
26.22 mi15:11:544:12:009:3710:34
10:22
-1:11

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

8:47 /mi

Average Pace

9:37 /mi

Slowest Pace

11:33 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:21:39

56% of race

Time at Steady Pace

1:16:03

30% of race

Time at Slower Pace

34:18

14% of race

Average Pace: 9:37 /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 mi11:27:1227:188:4727:18
8:47
#21463
10K
6.21 mi11:54:4654:528:5027:34
8:52
#21609
15K
9.32 mi12:22:441:22:508:5327:58
9:00
#21756
20K
12.43 mi12:51:531:51:599:0129:09
9:23
#21987
Half
13.11 mi12:58:141:58:209:026:21
9:18
#22038
25K
15.53 mi13:21:332:21:399:0723:19
9:37
#22094
30K
18.64 mi13:52:352:52:419:1631:02
9:59
#22037
20M
20.00 mi14:06:153:06:219:1913:40
10:03
#21950
21M
21.00 mi14:16:543:17:009:2310:39
10:39
#21854
35K
21.75 mi14:24:383:24:449:257:44
10:20
#21882
23M
23.00 mi14:37:413:37:479:2813:03
10:25
#21858
24M
24.00 mi14:48:113:48:179:3110:30
10:30
#21893
40K
24.85 mi14:57:213:57:279:339:10
10:43
#21913
25.2M
25.20 mi15:01:204:01:269:353:59
11:33
#21918
Finish
26.22 mi15:11:544:12:009:3710:34
10:22
#21986
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF60-64Seg. OverallSeg. FemalesSeg. F60-64
5K3.11 mi3.11 mi214638345834522067(Top 78%)8598(Top 70%)8598(Top 1378%)
10K6.21 mi3.10 mi21609-1468395-508395-5021773(Top 77%)8463(Top 69%)8463(Top 1356%)
15K9.32 mi3.11 mi21756-1478471-768471-7622067(Top 78%)8598(Top 70%)8598(Top 1378%)
20K12.43 mi3.11 mi21987-2318594-1238594-12322524(Top 79%)8879(Top 73%)8879(Top 1423%)
Half13.11 mi0.68 mi22038-518618-248618-2422996(Top 81%)9140(Top 75%)9140(Top 1465%)
25K15.53 mi2.42 mi22094-568655-378655-3722254(Top 78%)8789(Top 72%)8789(Top 1408%)
30K18.64 mi3.11 mi22037+578643+128643+1221578(Top 76%)8545(Top 70%)8545(Top 1369%)
20M20.00 mi1.36 mi21950+878606+378606+3721163(Top 75%)8453(Top 69%)8453(Top 1355%)
21M21.00 mi1.00 mi21854+968580+268580+2620470(Top 72%)8170(Top 67%)8170(Top 1309%)
35K21.75 mi0.75 mi21882-288610-308610-3022798(Top 80%)9434(Top 77%)9434(Top 1512%)
23M23.00 mi1.25 mi21858+248637-278637-2721814(Top 77%)8971(Top 73%)8971(Top 1438%)
24M24.00 mi1.00 mi21893-358683-468683-4622827(Top 80%)9554(Top 78%)9554(Top 1531%)
40K24.85 mi0.85 mi21913-208709-268709-2622511(Top 79%)9462(Top 77%)9462(Top 1516%)
25.2M25.20 mi0.35 mi21918-58721-128721-1222206(Top 78%)9256(Top 76%)9256(Top 1483%)
Finish26.22 mi1.02 mi21986-688770-498770-4923968(Top 84%)10154(Top 83%)10154(Top 1627%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 78%
×21stories
+97ft-345ft

Overall

22067

Females

8598

F60-64

8598

5K→10K

3.1 - 6.2 mi

Top 77%
×5stories
+79ft-138ft

Overall

21773

Females

8463

F60-64

8463

10K→15K

6.2 - 9.3 mi

Top 78%
×3stories
+67ft-78ft

Overall

22067

Females

8598

F60-64

8598

15K→20K

9.3 - 12.4 mi

Top 79%
×5stories
+106ft-86ft

Overall

22524

Females

8879

F60-64

8879

20K→Half

12.4 - 13.1 mi

Top 81%
×2stories
+19ft-37ft

Overall

22996

Females

9140

F60-64

9140

Half→25K

13.1 - 15.5 mi

Top 78%
×4stories
+66ft-88ft

Overall

22254

Females

8789

F60-64

8789

25K→30K

15.5 - 18.6 mi

Top 76%
×9stories
+181ft-148ft

Overall

21578

Females

8545

F60-64

8545

30K→20M

18.6 - 20.0 mi

Top 75%
×5stories
+64ft-50ft

Overall

21163

Females

8453

F60-64

8453

20M→21M

20.0 - 21.0 mi

Top 72%
×8stories
+106ft-24ft

Overall

20470

Females

8170

F60-64

8170

21M→35K

21.0 - 21.8 mi

Top 80%
×7stories
+17ft-86ft

Overall

22798

Females

9434

F60-64

9434

35K→23M

21.8 - 23.0 mi

Top 77%
×5stories
+23ft-63ft

Overall

21814

Females

8971

F60-64

8971

23M→24M

23.0 - 24.0 mi

Top 80%
×6stories
+12ft-82ft

Overall

22827

Females

9554

F60-64

9554

24M→40K

24.0 - 24.9 mi

Top 79%
×1story
+6ft-20ft

Overall

22511

Females

9462

F60-64

9462

40K→25.2M

24.9 - 25.2 mi

Top 78%
×1story
+13ft-16ft

Overall

22206

Females

9256

F60-64

9256

25.2M→Finish

25.2 - 26.2 mi

Top 84%
×2stories
+22ft-21ft

Overall

23968

Females

10154

F60-64

10154

Passing Analysis

Category:
Athletes Passed
1372
Passed By
1895
Net Change
-523
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21463
5K → 10K215361-146#21463#21609
10K → 15K153300-147#21609#21756
15K → 20K127358-231#21756#21987
20K → Half1970-51#21987#22038
Half → 25K126182-56#22038#22094
25K → 30K214157+57#22094#22037
30K → 20M13144+87#22037#21950
20M → 21M13034+96#21950#21854
21M → 35K3563-28#21854#21882
35K → 23M9369+24#21882#21858
23M → 24M4176-35#21858#21893
24M → 40K3858-20#21893#21913
40K → 25.2M2025-5#21913#21918
25.2M → Finish3098-68#21918#21986
TOTALS13721895-523
📊

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