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BOSTON MARATHON 2025

Julie Schwartz

Bib: 16212 F DK

0:00
0:00
/ mi
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Top 46%
Division (F18-39)
#0 / 5469
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
7:59/mi
24:49
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
7:52/mi
49:16
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
7:49/mi
1:13:33
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
8:09/mi
1:38:51
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
8:04/mi
1:44:21
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
8:56/mi
2:05:59
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
8:56/mi
2:33:43
↑ 181↓ 1480.2%
138 ft elev
20M
8:56/mi
2:45:51
↑ 64↓ 500.2%
148 ft elev
21M
9:37/mi
2:55:28
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
9:00/mi
3:02:12
↑ 17↓ 861.7%
156 ft elev
23M
8:45/mi
3:13:09
↑ 23↓ 630.6%
116 ft elev
24M
9:24/mi
3:22:33
↓ 821.3%
34 ft elev
40K· 24.85 mi
9:20/mi
3:30:32
↓ 200.3%
20 ft elev
25.2M
9:20/mi
3:33:45
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
8:02/mi
3:41:56
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:44:21
Pace7:58 /mi
2nd Half
Distance13.11 mi
Time1:57:35
Pace8:58 /mi
📊Positive Split: 12.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:58:0824:497:5924:49
7:59
-
10K
6.21 mi11:22:3549:167:5624:27
7:52
-0:07
15K
9.32 mi11:46:521:13:337:5324:17
7:49
-0:03
20K
12.43 mi12:12:101:38:517:5725:18
8:09
+0:20
Half
13.11 mi12:17:401:44:217:585:30
8:04
-0:05
25K
15.53 mi12:39:182:05:598:0721:38
8:56
+0:52
30K
18.64 mi13:07:022:33:438:1527:44
8:56
0:00
20M
20.00 mi13:19:102:45:518:1812:08
8:56
0:00
21M
21.00 mi13:28:472:55:288:219:37
9:37
+0:41
35K
21.75 mi13:35:313:02:128:236:44
9:00
-0:37
23M
23.00 mi13:46:283:13:098:2410:57
8:45
-0:15
24M
24.00 mi13:55:523:22:338:269:24
9:24
+0:39
40K
24.85 mi14:03:513:30:328:287:59
9:20
-0:04
25.2M
25.20 mi14:07:043:33:458:293:13
9:20
0:00
Finish
26.22 mi14:15:153:41:568:288:11
8:02
-1:18

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

7:49 /mi

Average Pace

8:28 /mi

Slowest Pace

9:37 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:52:32

51% of race

Time at Steady Pace

1:19:11

36% of race

Time at Slower Pace

30:13

14% of race

Average Pace: 8:28 /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 mi10:58:0824:497:5924:49
7:59
#16500
10K
6.21 mi11:22:3549:167:5624:27
7:52
#15939
15K
9.32 mi11:46:521:13:337:5324:17
7:49
#15430
20K
12.43 mi12:12:101:38:517:5725:18
8:09
#15587
Half
13.11 mi12:17:401:44:217:585:30
8:04
#15630
25K
15.53 mi12:39:182:05:598:0721:38
8:56
#16387
30K
18.64 mi13:07:022:33:438:1527:44
8:56
#16503
20M
20.00 mi13:19:102:45:518:1812:08
8:56
#16460
21M
21.00 mi13:28:472:55:288:219:37
9:37
#16424
35K
21.75 mi13:35:313:02:128:236:44
9:00
#16470
23M
23.00 mi13:46:283:13:098:2410:57
8:45
#16329
24M
24.00 mi13:55:523:22:338:269:24
9:24
#16483
40K
24.85 mi14:03:513:30:328:287:59
9:20
#16545
25.2M
25.20 mi14:07:043:33:458:293:13
9:20
#16497
Finish
26.22 mi14:15:153:41:568:288:11
8:02
#16345
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi165005451545114533(Top 51%)4334(Top 35%)4334(Top 79%)
10K6.21 mi3.10 mi15939+5615100+3515100+35115460(Top 54%)4817(Top 39%)4817(Top 88%)
15K9.32 mi3.11 mi15430+5094805+2954805+29514533(Top 51%)4334(Top 35%)4334(Top 79%)
20K12.43 mi3.11 mi15587-1574921-1164921-11615954(Top 56%)5190(Top 42%)5190(Top 95%)
Half13.11 mi0.68 mi15630-434949-284949-2816435(Top 58%)5440(Top 44%)5440(Top 99%)
25K15.53 mi2.42 mi16387-7575398-4495398-44919552(Top 69%)7295(Top 60%)7295(Top 133%)
30K18.64 mi3.11 mi16503-1165528-1305528-13017277(Top 61%)6179(Top 51%)6179(Top 113%)
20M20.00 mi1.36 mi16460+435533-55533-516374(Top 58%)5822(Top 48%)5822(Top 106%)
21M21.00 mi1.00 mi16424+365540-75540-716640(Top 59%)6050(Top 49%)6050(Top 111%)
35K21.75 mi0.75 mi16470-465584-445584-4418238(Top 64%)7030(Top 57%)7030(Top 129%)
23M23.00 mi1.25 mi16329+1415532+525532+5214824(Top 52%)5239(Top 43%)5239(Top 96%)
24M24.00 mi1.00 mi16483-1545652-1205652-12019236(Top 68%)7664(Top 63%)7664(Top 140%)
40K24.85 mi0.85 mi16545-625716-645716-6417972(Top 63%)7126(Top 58%)7126(Top 130%)
25.2M25.20 mi0.35 mi16497+485696+205696+2013742(Top 48%)4922(Top 40%)4922(Top 90%)
Finish26.22 mi1.02 mi16345+1525634+625634+6213133(Top 46%)4521(Top 37%)4521(Top 83%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 51%
×21story building
+97ft-345ft

Overall

14533

Females

4334

F18-39

4334

5K→10K

3.1 - 6.2 mi

Top 54%
×5story building
+79ft-138ft

Overall

15460

Females

4817

F18-39

4817

10K→15K

6.2 - 9.3 mi

Top 51%
×3story building
+67ft-78ft

Overall

14533

Females

4334

F18-39

4334

15K→20K

9.3 - 12.4 mi

Top 56%
×5story building
+106ft-86ft

Overall

15954

Females

5190

F18-39

5190

20K→Half

12.4 - 13.1 mi

Top 58%
×2story building
+19ft-37ft

Overall

16435

Females

5440

F18-39

5440

Half→25K

13.1 - 15.5 mi

Top 69%
×4story building
+66ft-88ft

Overall

19552

Females

7295

F18-39

7295

25K→30K

15.5 - 18.6 mi

Top 61%
×9story building
+181ft-148ft

Overall

17277

Females

6179

F18-39

6179

30K→20M

18.6 - 20.0 mi

Top 58%
×5story building
+64ft-50ft

Overall

16374

Females

5822

F18-39

5822

20M→21M

20.0 - 21.0 mi

Top 59%
×8story building
+106ft-24ft

Overall

16640

Females

6050

F18-39

6050

21M→35K

21.0 - 21.8 mi

Top 64%
×7story building
+17ft-86ft

Overall

18238

Females

7030

F18-39

7030

35K→23M

21.8 - 23.0 mi

Top 52%
×5story building
+23ft-63ft

Overall

14824

Females

5239

F18-39

5239

23M→24M

23.0 - 24.0 mi

Top 68%
×6story building
+12ft-82ft

Overall

19236

Females

7664

F18-39

7664

24M→40K

24.0 - 24.9 mi

Top 63%
×1story
+6ft-20ft

Overall

17972

Females

7126

F18-39

7126

40K→25.2M

24.9 - 25.2 mi

Top 48%
×1story
+13ft-16ft

Overall

13742

Females

4922

F18-39

4922

25.2M→Finish

25.2 - 26.2 mi

Top 46%
×2story building
+22ft-21ft

Overall

13133

Females

4521

F18-39

4521

Passing Analysis

Category:
Athletes Passed
2447
Passed By
2292
Net Change
+155
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16500
5K → 10K668107+561#16500#15939
10K → 15K53829+509#15939#15430
15K → 20K159316-157#15430#15587
20K → Half1962-43#15587#15630
Half → 25K36793-757#15630#16387
25K → 30K195311-116#16387#16503
30K → 20M13693+43#16503#16460
20M → 21M12690+36#16460#16424
21M → 35K54100-46#16424#16470
35K → 23M18443+141#16470#16329
23M → 24M45199-154#16329#16483
24M → 40K58120-62#16483#16545
40K → 25.2M5911+48#16545#16497
25.2M → Finish17018+152#16497#16345
TOTALS24472292+155
📊

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