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BOSTON MARATHON 2025

Grace Tavani

Bib: 10827•F

CO

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 25%
Gender (Female)
#0 / 12228
Top 8%
Division (F18-39)
#0 / 5469
Top 15%
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
6:53/mi
21:22
↑ 97↓ 3451.5%
10K· 6.21 mi
6:39/mi
42:01
↑ 79↓ 1380.4%
15K· 9.32 mi
6:42/mi
1:02:51
↑ 67↓ 78
20K· 12.43 mi
7:01/mi
1:24:38
↑ 106↓ 860.1%
Half· 13.11 mi
6:58/mi
1:29:23
↑ 19↓ 370.5%
25K· 15.53 mi
7:19/mi
1:47:07
↑ 66↓ 880.2%
30K· 18.64 mi
7:37/mi
2:10:47
↑ 181↓ 1480.2%
20M
7:43/mi
2:21:16
↑ 64↓ 500.2%
21M
8:12/mi
2:29:28
↑ 106↓ 241.6%
35K· 21.75 mi
7:21/mi
2:34:58
↑ 17↓ 861.7%
23M
7:47/mi
2:44:43
↑ 23↓ 630.6%
24M
7:39/mi
2:52:22
↓ 821.3%
40K· 24.85 mi
7:50/mi
2:59:04
↓ 200.3%
25.2M
8:25/mi
3:01:58
↑ 13↓ 160.2%
Finish· 26.22 mi
7:36/mi
3:09:43
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:29:23
Pace6:49 /mi
2nd Half
Distance13.11 mi
Time1:40:20
Pace7:39 /mi
📊Positive Split: 12.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:47:5221:226:5321:22
6:53
-
10K
6.21 mi11:08:3142:016:4620:39
6:39
-0:14
15K
9.32 mi11:29:211:02:516:4520:50
6:42
+0:03
20K
12.43 mi11:51:081:24:386:4921:47
7:01
+0:19
Half
13.11 mi11:55:531:29:236:494:45
6:58
-0:03
25K
15.53 mi12:13:371:47:076:5417:44
7:19
+0:21
30K
18.64 mi12:37:172:10:477:0123:40
7:37
+0:18
20M
20.00 mi12:47:462:21:167:0410:29
7:43
+0:06
21M
21.00 mi12:55:582:29:287:078:12
8:12
+0:29
35K
21.75 mi13:01:282:34:587:085:30
7:21
-0:51
23M
23.00 mi13:11:132:44:437:109:45
7:47
+0:26
24M
24.00 mi13:18:522:52:227:117:39
7:39
-0:08
40K
24.85 mi13:25:342:59:047:126:42
7:50
+0:11
25.2M
25.20 mi13:28:283:01:587:132:54
8:25
+0:35
Finish
26.22 mi13:36:133:09:437:147:45
7:36
-0:49

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

6:39 /mi

Average Pace

7:14 /mi

Slowest Pace

8:25 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:47:07

56% of race

Time at Steady Pace

1:11:30

38% of race

Time at Slower Pace

11:06

6% of race

Average Pace: 7:14 /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 mi10:47:5221:226:5321:22
6:53
#6913
10K
6.21 mi11:08:3142:016:4620:39
6:39
#5963
15K
9.32 mi11:29:211:02:516:4520:50
6:42
#5646
20K
12.43 mi11:51:081:24:386:4921:47
7:01
#6034
Half
13.11 mi11:55:531:29:236:494:45
6:58
#6114
25K
15.53 mi12:13:371:47:076:5417:44
7:19
#6543
30K
18.64 mi12:37:172:10:477:0123:40
7:37
#6778
20M
20.00 mi12:47:462:21:167:0410:29
7:43
#6786
21M
21.00 mi12:55:582:29:287:078:12
8:12
#6803
35K
21.75 mi13:01:282:34:587:085:30
7:21
#6798
23M
23.00 mi13:11:132:44:437:109:45
7:47
#6847
24M
24.00 mi13:18:522:52:227:117:39
7:39
#6883
40K
24.85 mi13:25:342:59:047:126:42
7:50
#6916
25.2M
25.20 mi13:28:283:01:587:132:54
8:25
#6906
Finish
26.22 mi13:36:133:09:437:147:45
7:36
#6976
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi69136616615154(Top 18%)376(Top 3%)376(Top 7%)
10K6.21 mi3.10 mi5963+950477+184477+1844871(Top 17%)314(Top 3%)314(Top 6%)
15K9.32 mi3.11 mi5646+317430+47430+475154(Top 18%)376(Top 3%)376(Top 7%)
20K12.43 mi3.11 mi6034-388511-81511-816949(Top 24%)763(Top 6%)763(Top 14%)
Half13.11 mi0.68 mi6114-80530-19530-197373(Top 26%)871(Top 7%)871(Top 16%)
25K15.53 mi2.42 mi6543-429629-99629-998468(Top 30%)1397(Top 11%)1397(Top 26%)
30K18.64 mi3.11 mi6778-235724-95724-958585(Top 30%)1631(Top 13%)1631(Top 30%)
20M20.00 mi1.36 mi6786-8750-26750-268456(Top 30%)1725(Top 14%)1725(Top 32%)
21M21.00 mi1.00 mi6803-17777-27777-278602(Top 30%)1976(Top 16%)1976(Top 36%)
35K21.75 mi0.75 mi6798+5788-11788-117581(Top 27%)1510(Top 12%)1510(Top 28%)
23M23.00 mi1.25 mi6847-49839-51839-518504(Top 30%)2035(Top 17%)2035(Top 37%)
24M24.00 mi1.00 mi6883-36877-38877-388784(Top 31%)2210(Top 18%)2210(Top 40%)
40K24.85 mi0.85 mi6916-33915-38915-389034(Top 32%)2455(Top 20%)2455(Top 45%)
25.2M25.20 mi0.35 mi6906+10926-11926-118280(Top 29%)2160(Top 18%)2160(Top 39%)
Finish26.22 mi1.02 mi6976-70980-54980-549982(Top 35%)2964(Top 24%)2964(Top 54%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 18%
×21story building
+97ft-345ft

Overall

5154

Females

376

F18-39

376

5K→10K

3.1 - 6.2 mi

Top 17%
×5story building
+79ft-138ft

Overall

4871

Females

314

F18-39

314

10K→15K

6.2 - 9.3 mi

Top 18%
×3story building
+67ft-78ft

Overall

5154

Females

376

F18-39

376

15K→20K

9.3 - 12.4 mi

Top 24%
×5story building
+106ft-86ft

Overall

6949

Females

763

F18-39

763

20K→Half

12.4 - 13.1 mi

Top 26%
×2story building
+19ft-37ft

Overall

7373

Females

871

F18-39

871

Half→25K

13.1 - 15.5 mi

Top 30%
×4story building
+66ft-88ft

Overall

8468

Females

1397

F18-39

1397

25K→30K

15.5 - 18.6 mi

Top 30%
×9story building
+181ft-148ft

Overall

8585

Females

1631

F18-39

1631

30K→20M

18.6 - 20.0 mi

Top 30%
×5story building
+64ft-50ft

Overall

8456

Females

1725

F18-39

1725

20M→21M

20.0 - 21.0 mi

Top 30%
×8story building
+106ft-24ft

Overall

8602

Females

1976

F18-39

1976

21M→35K

21.0 - 21.8 mi

Top 27%
×7story building
+17ft-86ft

Overall

7581

Females

1510

F18-39

1510

35K→23M

21.8 - 23.0 mi

Top 30%
×5story building
+23ft-63ft

Overall

8504

Females

2035

F18-39

2035

23M→24M

23.0 - 24.0 mi

Top 31%
×6story building
+12ft-82ft

Overall

8784

Females

2210

F18-39

2210

24M→40K

24.0 - 24.9 mi

Top 32%
×1story
+6ft-20ft

Overall

9034

Females

2455

F18-39

2455

40K→25.2M

24.9 - 25.2 mi

Top 29%
×1story
+13ft-16ft

Overall

8280

Females

2160

F18-39

2160

25.2M→Finish

25.2 - 26.2 mi

Top 35%
×2story building
+22ft-21ft

Overall

9982

Females

2964

F18-39

2964

Passing Analysis

Category:
Athletes Passed
1994
Passed By
2057
Net Change
-63
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6913
5K → 10K9555+950#6913#5963
10K → 15K34023+317#5963#5646
15K → 20K57445-388#5646#6034
20K → Half383-80#6034#6114
Half → 25K43472-429#6114#6543
25K → 30K106341-235#6543#6778
30K → 20M8795-8#6778#6786
20M → 21M83100-17#6786#6803
21M → 35K4439+5#6803#6798
35K → 23M85134-49#6798#6847
23M → 24M6197-36#6847#6883
24M → 40K5386-33#6883#6916
40K → 25.2M3323+10#6916#6906
25.2M → Finish44114-70#6906#6976
TOTALS19942057-63
📊

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