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BOSTON MARATHON 2025

Jillian Wolf

Bib: 15498•F

CA

0:00
0:00
/ mi
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Division (F18-39)
#0 / 5469
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
8:02/mi
24:56
↑ 97↓ 3451.5%
10K· 6.21 mi
8:05/mi
50:03
↑ 79↓ 1380.4%
15K· 9.32 mi
8:51/mi
1:17:34
↑ 67↓ 78
20K· 12.43 mi
8:52/mi
1:45:06
↑ 106↓ 860.1%
Half· 13.11 mi
8:51/mi
1:51:08
↑ 19↓ 370.5%
25K· 15.53 mi
9:52/mi
2:15:04
↑ 66↓ 880.2%
30K· 18.64 mi
9:42/mi
2:45:11
↑ 181↓ 1480.2%
20M
12:30/mi
3:02:10
↑ 64↓ 500.2%
21M
10:56/mi
3:13:06
↑ 106↓ 241.6%
35K· 21.75 mi
11:03/mi
3:21:22
↑ 17↓ 861.7%
23M
12:30/mi
3:37:01
↑ 23↓ 630.6%
24M
11:02/mi
3:48:03
↓ 821.3%
40K· 24.85 mi
10:26/mi
3:56:58
↓ 200.3%
25.2M
12:05/mi
4:01:08
↑ 13↓ 160.2%
Finish· 26.22 mi
9:57/mi
4:11:16
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:51:08
Pace8:29 /mi
2nd Half
Distance13.11 mi
Time2:20:08
Pace10:41 /mi
📊Positive Split: 26.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:56:5824:568:0224:56
8:02
-
10K
6.21 mi11:22:0550:038:0325:07
8:05
+0:03
15K
9.32 mi11:49:361:17:348:1927:31
8:51
+0:46
20K
12.43 mi12:17:081:45:068:2727:32
8:52
+0:01
Half
13.11 mi12:23:101:51:088:296:02
8:51
-0:01
25K
15.53 mi12:47:062:15:048:4223:56
9:52
+1:01
30K
18.64 mi13:17:132:45:118:5230:07
9:42
-0:10
20M
20.00 mi13:34:123:02:109:0616:59
12:30
+2:48
21M
21.00 mi13:45:083:13:069:1210:56
10:56
-1:34
35K
21.75 mi13:53:243:21:229:168:16
11:03
+0:07
23M
23.00 mi14:09:033:37:019:2615:39
12:30
+1:27
24M
24.00 mi14:20:053:48:039:3011:02
11:02
-1:28
40K
24.85 mi14:29:003:56:589:328:55
10:26
-0:36
25.2M
25.20 mi14:33:104:01:089:344:10
12:05
+1:39
Finish
26.22 mi14:43:184:11:169:3510:08
9:57
-2:08

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

8:02 /mi

Average Pace

9:35 /mi

Slowest Pace

12:30 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:51:08

44% of race

Time at Steady Pace

1:13:06

29% of race

Time at Slower Pace

1:07:02

27% of race

Average Pace: 9:35 /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 mi10:56:5824:568:0224:56
8:02
#16809
10K
6.21 mi11:22:0550:038:0325:07
8:05
#16952
15K
9.32 mi11:49:361:17:348:1927:31
8:51
#18549
20K
12.43 mi12:17:081:45:068:2727:32
8:52
#18998
Half
13.11 mi12:23:101:51:088:296:02
8:51
#19116
25K
15.53 mi12:47:062:15:048:4223:56
9:52
#20036
30K
18.64 mi13:17:132:45:118:5230:07
9:42
#20193
20M
20.00 mi13:34:123:02:109:0616:59
12:30
#21067
21M
21.00 mi13:45:083:13:069:1210:56
10:56
#21101
35K
21.75 mi13:53:243:21:229:168:16
11:03
#21289
23M
23.00 mi14:09:033:37:019:2615:39
12:30
#21745
24M
24.00 mi14:20:053:48:039:3011:02
11:02
#21863
40K
24.85 mi14:29:003:56:589:328:55
10:26
#21854
25.2M
25.20 mi14:33:104:01:089:344:10
12:05
#21874
Finish
26.22 mi14:43:184:11:169:3510:08
9:57
#21897
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi168095640564021325(Top 75%)8183(Top 67%)8183(Top 150%)
10K6.21 mi3.10 mi16952-1435697-575697-5717101(Top 60%)5766(Top 47%)5766(Top 105%)
15K9.32 mi3.11 mi18549-15976655-9586655-95821325(Top 75%)8183(Top 67%)8183(Top 150%)
20K12.43 mi3.11 mi18998-4496905-2506905-25020298(Top 71%)7650(Top 63%)7650(Top 140%)
Half13.11 mi0.68 mi19116-1186974-696974-6921162(Top 75%)8133(Top 67%)8133(Top 149%)
25K15.53 mi2.42 mi20036-9207505-5317505-53122949(Top 81%)9164(Top 75%)9164(Top 168%)
30K18.64 mi3.11 mi20193-1577633-1287633-12820685(Top 73%)8041(Top 66%)8041(Top 147%)
20M20.00 mi1.36 mi21067-8748143-5108143-51025910(Top 91%)10965(Top 90%)10965(Top 200%)
21M21.00 mi1.00 mi21101-348178-358178-3521219(Top 75%)8568(Top 70%)8568(Top 157%)
35K21.75 mi0.75 mi21289-1888285-1078285-10724322(Top 86%)10232(Top 84%)10232(Top 187%)
23M23.00 mi1.25 mi21745-4568572-2878572-28725813(Top 91%)11005(Top 90%)11005(Top 201%)
24M24.00 mi1.00 mi21863-1188665-938665-9324063(Top 85%)10147(Top 83%)10147(Top 186%)
40K24.85 mi0.85 mi21854+98681-168681-1621732(Top 77%)9057(Top 74%)9057(Top 166%)
25.2M25.20 mi0.35 mi21874-208698-178698-1723425(Top 82%)9871(Top 81%)9871(Top 180%)
Finish26.22 mi1.02 mi21897-238724-268724-2622768(Top 80%)9552(Top 78%)9552(Top 175%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 75%
×21story building
+97ft-345ft

Overall

21325

Females

8183

F18-39

8183

5K→10K

3.1 - 6.2 mi

Top 60%
×5story building
+79ft-138ft

Overall

17101

Females

5766

F18-39

5766

10K→15K

6.2 - 9.3 mi

Top 75%
×3story building
+67ft-78ft

Overall

21325

Females

8183

F18-39

8183

15K→20K

9.3 - 12.4 mi

Top 71%
×5story building
+106ft-86ft

Overall

20298

Females

7650

F18-39

7650

20K→Half

12.4 - 13.1 mi

Top 75%
×2story building
+19ft-37ft

Overall

21162

Females

8133

F18-39

8133

Half→25K

13.1 - 15.5 mi

Top 81%
×4story building
+66ft-88ft

Overall

22949

Females

9164

F18-39

9164

25K→30K

15.5 - 18.6 mi

Top 73%
×9story building
+181ft-148ft

Overall

20685

Females

8041

F18-39

8041

30K→20M

18.6 - 20.0 mi

Top 91%
×5story building
+64ft-50ft

Overall

25910

Females

10965

F18-39

10965

20M→21M

20.0 - 21.0 mi

Top 75%
×8story building
+106ft-24ft

Overall

21219

Females

8568

F18-39

8568

21M→35K

21.0 - 21.8 mi

Top 86%
×7story building
+17ft-86ft

Overall

24322

Females

10232

F18-39

10232

35K→23M

21.8 - 23.0 mi

Top 91%
×5story building
+23ft-63ft

Overall

25813

Females

11005

F18-39

11005

23M→24M

23.0 - 24.0 mi

Top 85%
×6story building
+12ft-82ft

Overall

24063

Females

10147

F18-39

10147

24M→40K

24.0 - 24.9 mi

Top 77%
×1story
+6ft-20ft

Overall

21732

Females

9057

F18-39

9057

40K→25.2M

24.9 - 25.2 mi

Top 82%
×1story
+13ft-16ft

Overall

23425

Females

9871

F18-39

9871

25.2M→Finish

25.2 - 26.2 mi

Top 80%
×2story building
+22ft-21ft

Overall

22768

Females

9552

F18-39

9552

Passing Analysis

Category:
Athletes Passed
825
Passed By
5913
Net Change
-5088
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16809
5K → 10K237380-143#16809#16952
10K → 15K131610-1597#16952#18549
15K → 20K91540-449#18549#18998
20K → Half4122-118#18998#19116
Half → 25K30950-920#19116#20036
25K → 30K181338-157#20036#20193
30K → 20M12886-874#20193#21067
20M → 21M80114-34#21067#21101
21M → 35K15203-188#21101#21289
35K → 23M24480-456#21289#21745
23M → 24M25143-118#21745#21863
24M → 40K5243+9#21863#21854
40K → 25.2M1636-20#21854#21874
25.2M → Finish4568-23#21874#21897
TOTALS8255913-5088
📊

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