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BOSTON MARATHON 2025

Mandy Jellerichs

Bib: 32544•F

MD

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

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
12:09/mi
37:46
↑ 97↓ 3451.5%
10K· 6.21 mi
12:19/mi
1:16:03
↑ 79↓ 1380.4%
15K· 9.32 mi
13:14/mi
1:57:11
↑ 67↓ 78
20K· 12.43 mi
14:22/mi
2:41:50
↑ 106↓ 860.1%
Half· 13.11 mi
13:25/mi
2:50:59
↑ 19↓ 370.5%
25K· 15.53 mi
14:18/mi
3:25:40
↑ 66↓ 880.2%
30K· 18.64 mi
15:26/mi
4:13:38
↑ 181↓ 1480.2%
20M
15:46/mi
4:35:03
↑ 64↓ 500.2%
21M
15:34/mi
4:50:37
↑ 106↓ 241.6%
35K· 21.75 mi
13:39/mi
5:00:50
↑ 17↓ 861.7%
23M
14:35/mi
5:19:06
↑ 23↓ 630.6%
24M
14:49/mi
5:33:55
↓ 821.3%
40K· 24.85 mi
15:10/mi
5:46:53
↓ 200.3%
25.2M
16:20/mi
5:52:31
↑ 13↓ 160.2%
Finish· 26.22 mi
14:16/mi
6:07:03
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:50:59
Pace13:03 /mi
2nd Half
Distance13.11 mi
Time3:16:04
Pace14:57 /mi
📊Positive Split: 14.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:47:3537:4612:0937:46
12:09
-
10K
6.21 mi11:25:521:16:0312:1438:17
12:19
+0:10
15K
9.32 mi12:07:001:57:1112:3441:08
13:14
+0:55
20K
12.43 mi12:51:392:41:5013:0144:39
14:22
+1:08
Half
13.11 mi13:00:482:50:5913:039:09
13:25
-0:57
25K
15.53 mi13:35:293:25:4013:1434:41
14:18
+0:53
30K
18.64 mi14:23:274:13:3813:3647:58
15:26
+1:08
20M
20.00 mi14:44:524:35:0313:4521:25
15:46
+0:20
21M
21.00 mi15:00:264:50:3713:5015:34
15:34
-0:12
35K
21.75 mi15:10:395:00:5013:5010:13
13:39
-1:55
23M
23.00 mi15:28:555:19:0613:5218:16
14:35
+0:56
24M
24.00 mi15:43:445:33:5513:5514:49
14:49
+0:14
40K
24.85 mi15:56:425:46:5313:5712:58
15:10
+0:21
25.2M
25.20 mi16:02:205:52:3113:595:38
16:20
+1:10
Finish
26.22 mi16:16:526:07:0314:0114:32
14:16
-2:04

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

12:09 /mi

Average Pace

14:01 /mi

Slowest Pace

16:20 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:16:33

37% of race

Time at Steady Pace

2:06:57

35% of race

Time at Slower Pace

1:43:33

28% of race

Average Pace: 14:00 /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 mi10:47:3537:4612:0937:46
12:09
#28272
10K
6.21 mi11:25:521:16:0312:1438:17
12:19
#28226
15K
9.32 mi12:07:001:57:1112:3441:08
13:14
#28253
20K
12.43 mi12:51:392:41:5013:0144:39
14:22
#28299
Half
13.11 mi13:00:482:50:5913:039:09
13:25
#28300
25K
15.53 mi13:35:293:25:4013:1434:41
14:18
#28288
30K
18.64 mi14:23:274:13:3813:3647:58
15:26
#28286
20M
20.00 mi14:44:524:35:0313:4521:25
15:46
#28297
21M
21.00 mi15:00:264:50:3713:5015:34
15:34
#28288
35K
21.75 mi15:10:395:00:5013:5010:13
13:39
#28280
23M
23.00 mi15:28:555:19:0613:5218:16
14:35
#28275
24M
24.00 mi15:43:445:33:5513:5514:49
14:49
#28290
40K
24.85 mi15:56:425:46:5313:5712:58
15:10
#28294
25.2M
25.20 mi16:02:205:52:3113:595:38
16:20
#28295
Finish
26.22 mi16:16:526:07:0314:0114:32
14:16
#28298
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi28272121401214028250(Top 99%)12142(Top 99%)12142(Top 932%)
10K6.21 mi3.10 mi28226+4612113+2712113+2728109(Top 99%)12040(Top 98%)12040(Top 924%)
15K9.32 mi3.11 mi28253-2712136-2312136-2328250(Top 99%)12142(Top 99%)12142(Top 932%)
20K12.43 mi3.11 mi28299-4612165-2912165-2928309(Top 100%)12186(Top 100%)12186(Top 935%)
Half13.11 mi0.68 mi28300-112167-212167-228148(Top 99%)12097(Top 99%)12097(Top 928%)
25K15.53 mi2.42 mi28288+12121671216728024(Top 99%)12027(Top 98%)12027(Top 923%)
30K18.64 mi3.11 mi28286+212169-212169-228172(Top 99%)12128(Top 99%)12128(Top 931%)
20M20.00 mi1.36 mi28297-1112175-612175-628111(Top 99%)12111(Top 99%)12111(Top 929%)
21M21.00 mi1.00 mi28288+912172+312172+327580(Top 97%)11851(Top 97%)11851(Top 910%)
35K21.75 mi0.75 mi28280+812169+312169+327460(Top 97%)11833(Top 97%)11833(Top 908%)
23M23.00 mi1.25 mi28275+512170-112170-127697(Top 98%)11956(Top 98%)11956(Top 918%)
24M24.00 mi1.00 mi28290-1512176-612176-627998(Top 99%)12098(Top 99%)12098(Top 928%)
40K24.85 mi0.85 mi28294-412178-212178-227834(Top 98%)12027(Top 98%)12027(Top 923%)
25.2M25.20 mi0.35 mi28295-112180-212180-227843(Top 98%)12045(Top 99%)12045(Top 924%)
Finish26.22 mi1.02 mi28298-312183-312183-328121(Top 99%)12137(Top 99%)12137(Top 931%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 99%
×21story building
+97ft-345ft

Overall

28250

Females

12142

F50-54

12142

5K→10K

3.1 - 6.2 mi

Top 99%
×5story building
+79ft-138ft

Overall

28109

Females

12040

F50-54

12040

10K→15K

6.2 - 9.3 mi

Top 99%
×3story building
+67ft-78ft

Overall

28250

Females

12142

F50-54

12142

15K→20K

9.3 - 12.4 mi

Top 100%
×5story building
+106ft-86ft

Overall

28309

Females

12186

F50-54

12186

20K→Half

12.4 - 13.1 mi

Top 99%
×2story building
+19ft-37ft

Overall

28148

Females

12097

F50-54

12097

Half→25K

13.1 - 15.5 mi

Top 99%
×4story building
+66ft-88ft

Overall

28024

Females

12027

F50-54

12027

25K→30K

15.5 - 18.6 mi

Top 99%
×9story building
+181ft-148ft

Overall

28172

Females

12128

F50-54

12128

30K→20M

18.6 - 20.0 mi

Top 99%
×5story building
+64ft-50ft

Overall

28111

Females

12111

F50-54

12111

20M→21M

20.0 - 21.0 mi

Top 97%
×8story building
+106ft-24ft

Overall

27580

Females

11851

F50-54

11851

21M→35K

21.0 - 21.8 mi

Top 97%
×7story building
+17ft-86ft

Overall

27460

Females

11833

F50-54

11833

35K→23M

21.8 - 23.0 mi

Top 98%
×5story building
+23ft-63ft

Overall

27697

Females

11956

F50-54

11956

23M→24M

23.0 - 24.0 mi

Top 99%
×6story building
+12ft-82ft

Overall

27998

Females

12098

F50-54

12098

24M→40K

24.0 - 24.9 mi

Top 98%
×1story
+6ft-20ft

Overall

27834

Females

12027

F50-54

12027

40K→25.2M

24.9 - 25.2 mi

Top 98%
×1story
+13ft-16ft

Overall

27843

Females

12045

F50-54

12045

25.2M→Finish

25.2 - 26.2 mi

Top 99%
×2story building
+22ft-21ft

Overall

28121

Females

12137

F50-54

12137

Passing Analysis

Category:
Athletes Passed
163
Passed By
189
Net Change
-26
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#28272
5K → 10K5711+46#28272#28226
10K → 15K1643-27#28226#28253
15K → 20K450-46#28253#28299
20K → Half12-1#28299#28300
Half → 25K208+12#28300#28288
25K → 30K1917+2#28288#28286
30K → 20M516-11#28286#28297
20M → 21M101+9#28297#28288
21M → 35K91+8#28288#28280
35K → 23M127+5#28280#28275
23M → 24M015-15#28275#28290
24M → 40K26-4#28290#28294
40K → 25.2M23-1#28294#28295
25.2M → Finish69-3#28295#28298
TOTALS163189-26
📊

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