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BOSTON MARATHON 2025

Hillary Tsibris

Bib: 19823•F

MA

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 20%
Gender (Female)
#0 / 12228
Top 5%
Masters (Masters Women)
#0 / 6759
Top 1%
Division (F40-44)
#0 / 1718
Top 3%
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
7:10/mi
22:16
↑ 97↓ 3451.5%
10K· 6.21 mi
6:56/mi
43:47
↑ 79↓ 1380.4%
15K· 9.32 mi
7:03/mi
1:05:41
↑ 67↓ 78
20K· 12.43 mi
7:01/mi
1:27:30
↑ 106↓ 860.1%
Half· 13.11 mi
6:49/mi
1:32:09
↑ 19↓ 370.5%
25K· 15.53 mi
6:54/mi
1:48:53
↑ 66↓ 880.2%
30K· 18.64 mi
7:05/mi
2:10:52
↑ 181↓ 1480.2%
20M
7:05/mi
2:20:29
↑ 64↓ 500.2%
21M
7:27/mi
2:27:56
↑ 106↓ 241.6%
35K· 21.75 mi
6:46/mi
2:33:00
↑ 17↓ 861.7%
23M
7:06/mi
2:41:53
↑ 23↓ 630.6%
24M
6:49/mi
2:48:42
↓ 821.3%
40K· 24.85 mi
6:58/mi
2:54:39
↓ 200.3%
25.2M
7:38/mi
2:57:17
↑ 13↓ 160.2%
Finish· 26.22 mi
6:46/mi
3:04:11
↑ 22↓ 21

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:32:09
Pace7:02 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:32:02
Pace7:01 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:13:3422:167:1022:16
7:10
-
10K
6.21 mi11:35:0543:477:0321:31
6:56
-0:14
15K
9.32 mi11:56:591:05:417:0321:54
7:03
+0:07
20K
12.43 mi12:18:481:27:307:0221:49
7:01
-0:02
Half
13.11 mi12:23:271:32:097:024:39
6:49
-0:12
25K
15.53 mi12:40:111:48:537:0116:44
6:54
+0:05
30K
18.64 mi13:02:102:10:527:0121:59
7:05
+0:11
20M
20.00 mi13:11:472:20:297:019:37
7:05
0:00
21M
21.00 mi13:19:142:27:567:037:27
7:27
+0:22
35K
21.75 mi13:24:182:33:007:025:04
6:46
-0:41
23M
23.00 mi13:33:112:41:537:028:53
7:06
+0:20
24M
24.00 mi13:40:002:48:427:026:49
6:49
-0:17
40K
24.85 mi13:45:572:54:397:025:57
6:58
+0:09
25.2M
25.20 mi13:48:352:57:177:022:38
7:38
+0:40
Finish
26.22 mi13:55:293:04:117:026:54
6:46
-0:52

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

6:46 /mi

Average Pace

7:02 /mi

Slowest Pace

7:38 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:54:06

95% of race

Time at Steady Pace

10:05

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:01 /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 mi11:13:3422:167:1022:16
7:10
#9199
10K
6.21 mi11:35:0543:477:0321:31
6:56
#8229
15K
9.32 mi11:56:591:05:417:0321:54
7:03
#8089
20K
12.43 mi12:18:481:27:307:0221:49
7:01
#7769
Half
13.11 mi12:23:271:32:097:024:39
6:49
#7679
25K
15.53 mi12:40:111:48:537:0116:44
6:54
#7325
30K
18.64 mi13:02:102:10:527:0121:59
7:05
#6804
20M
20.00 mi13:11:472:20:297:019:37
7:05
#6534
21M
21.00 mi13:19:142:27:567:037:27
7:27
#6351
35K
21.75 mi13:24:182:33:007:025:04
6:46
#6237
23M
23.00 mi13:33:112:41:537:028:53
7:06
#6030
24M
24.00 mi13:40:002:48:427:026:49
6:49
#5874
40K
24.85 mi13:45:572:54:397:025:57
6:58
#5738
25.2M
25.20 mi13:48:352:57:177:022:38
7:38
#5661
Finish
26.22 mi13:55:293:04:117:026:54
6:46
#5570
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi9199144914497954(Top 28%)1014(Top 8%)1014(Top 59%)
10K6.21 mi3.10 mi8229+9701078+3711078+3717445(Top 26%)826(Top 7%)826(Top 48%)
15K9.32 mi3.11 mi8089+1401037+411037+417954(Top 28%)1014(Top 8%)1014(Top 59%)
20K12.43 mi3.11 mi7769+320936+101936+1017018(Top 25%)783(Top 6%)783(Top 46%)
Half13.11 mi0.68 mi7679+90913+23913+236347(Top 22%)609(Top 5%)609(Top 35%)
25K15.53 mi2.42 mi7325+354821+92821+925702(Top 20%)529(Top 4%)529(Top 31%)
30K18.64 mi3.11 mi6804+521729+92729+925189(Top 18%)485(Top 4%)485(Top 28%)
20M20.00 mi1.36 mi6534+270686+43686+434582(Top 16%)414(Top 3%)414(Top 24%)
21M21.00 mi1.00 mi6351+183654+32654+324390(Top 15%)456(Top 4%)456(Top 27%)
35K21.75 mi0.75 mi6237+114642+12642+124013(Top 14%)407(Top 3%)407(Top 24%)
23M23.00 mi1.25 mi6030+207608+34608+344333(Top 15%)489(Top 4%)489(Top 28%)
24M24.00 mi1.00 mi5874+156596+12596+123646(Top 13%)386(Top 3%)386(Top 22%)
40K24.85 mi0.85 mi5738+136575+21575+213702(Top 13%)432(Top 4%)432(Top 25%)
25.2M25.20 mi0.35 mi5661+77569+6569+64111(Top 14%)589(Top 5%)589(Top 34%)
Finish26.22 mi1.02 mi5570+91559+10559+104356(Top 15%)649(Top 5%)649(Top 38%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 28%
×21story building
+97ft-345ft

Overall

7954

Females

1014

F40-44

1014

5K→10K

3.1 - 6.2 mi

Top 26%
×5story building
+79ft-138ft

Overall

7445

Females

826

F40-44

826

10K→15K

6.2 - 9.3 mi

Top 28%
×3story building
+67ft-78ft

Overall

7954

Females

1014

F40-44

1014

15K→20K

9.3 - 12.4 mi

Top 25%
×5story building
+106ft-86ft

Overall

7018

Females

783

F40-44

783

20K→Half

12.4 - 13.1 mi

Top 22%
×2story building
+19ft-37ft

Overall

6347

Females

609

F40-44

609

Half→25K

13.1 - 15.5 mi

Top 20%
×4story building
+66ft-88ft

Overall

5702

Females

529

F40-44

529

25K→30K

15.5 - 18.6 mi

Top 18%
×9story building
+181ft-148ft

Overall

5189

Females

485

F40-44

485

30K→20M

18.6 - 20.0 mi

Top 16%
×5story building
+64ft-50ft

Overall

4582

Females

414

F40-44

414

20M→21M

20.0 - 21.0 mi

Top 15%
×8story building
+106ft-24ft

Overall

4390

Females

456

F40-44

456

21M→35K

21.0 - 21.8 mi

Top 14%
×7story building
+17ft-86ft

Overall

4013

Females

407

F40-44

407

35K→23M

21.8 - 23.0 mi

Top 15%
×5story building
+23ft-63ft

Overall

4333

Females

489

F40-44

489

23M→24M

23.0 - 24.0 mi

Top 13%
×6story building
+12ft-82ft

Overall

3646

Females

386

F40-44

386

24M→40K

24.0 - 24.9 mi

Top 13%
×1story
+6ft-20ft

Overall

3702

Females

432

F40-44

432

40K→25.2M

24.9 - 25.2 mi

Top 14%
×1story
+13ft-16ft

Overall

4111

Females

589

F40-44

589

25.2M→Finish

25.2 - 26.2 mi

Top 15%
×2story building
+22ft-21ft

Overall

4356

Females

649

F40-44

649

Passing Analysis

Category:
Athletes Passed
3779
Passed By
150
Net Change
+3629
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9199
5K → 10K98616+970#9199#8229
10K → 15K21676+140#8229#8089
15K → 20K33717+320#8089#7769
20K → Half922+90#7769#7679
Half → 25K3551+354#7679#7325
25K → 30K5276+521#7325#6804
30K → 20M2733+270#6804#6534
20M → 21M1852+183#6534#6351
21M → 35K1140+114#6351#6237
35K → 23M2081+207#6237#6030
23M → 24M1648+156#6030#5874
24M → 40K1371+136#5874#5738
40K → 25.2M836+77#5738#5661
25.2M → Finish10211+91#5661#5570
TOTALS3779150+3629
📊

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