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BOSTON MARATHON 2025

Charlotte Molloy

Bib: 13118•F

GA

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 21%
Gender (Female)
#0 / 12228
Top 5%
Division (F18-39)
#0 / 5469
Top 10%
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
6:56/mi
21:34
↑ 97↓ 3451.5%
10K· 6.21 mi
7:08/mi
43:45
↑ 79↓ 1380.4%
15K· 9.32 mi
7:03/mi
1:05:38
↑ 67↓ 78
20K· 12.43 mi
7:06/mi
1:27:41
↑ 106↓ 860.1%
Half· 13.11 mi
6:56/mi
1:32:25
↑ 19↓ 370.5%
25K· 15.53 mi
7:00/mi
1:49:23
↑ 66↓ 880.2%
30K· 18.64 mi
7:11/mi
2:11:43
↑ 181↓ 1480.2%
20M
7:14/mi
2:21:33
↑ 64↓ 500.2%
21M
7:38/mi
2:29:11
↑ 106↓ 241.6%
35K· 21.75 mi
6:49/mi
2:34:17
↑ 17↓ 861.7%
23M
7:08/mi
2:43:13
↑ 23↓ 630.6%
24M
6:52/mi
2:50:05
↓ 821.3%
40K· 24.85 mi
7:07/mi
2:56:10
↓ 200.3%
25.2M
7:07/mi
2:58:38
↑ 13↓ 160.2%
Finish· 26.22 mi
7:07/mi
3:05:53
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:32:25
Pace7:03 /mi
2nd Half
Distance13.11 mi
Time1:33:28
Pace7:08 /mi
📊Positive Split: 1.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:52:1921:346:5621:34
6:56
-
10K
6.21 mi11:14:3043:457:0222:11
7:08
+0:12
15K
9.32 mi11:36:231:05:387:0321:53
7:03
-0:05
20K
12.43 mi11:58:261:27:417:0322:03
7:06
+0:03
Half
13.11 mi12:03:101:32:257:034:44
6:56
-0:10
25K
15.53 mi12:20:081:49:237:0216:58
7:00
+0:04
30K
18.64 mi12:42:282:11:437:0422:20
7:11
+0:11
20M
20.00 mi12:52:182:21:337:059:50
7:14
+0:03
21M
21.00 mi12:59:562:29:117:067:38
7:38
+0:24
35K
21.75 mi13:05:022:34:177:065:06
6:49
-0:49
23M
23.00 mi13:13:582:43:137:068:56
7:08
+0:19
24M
24.00 mi13:20:502:50:057:056:52
6:52
-0:16
40K
24.85 mi13:26:552:56:107:056:05
7:07
+0:15
25.2M
25.20 mi13:29:232:58:387:052:27
7:07
0:00
Finish
26.22 mi13:36:383:05:537:067:15
7:07
0:00

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

6:49 /mi

Average Pace

7:06 /mi

Slowest Pace

7:38 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:58:15

96% of race

Time at Steady Pace

7:38

4% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:05 /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 mi10:52:1921:346:5621:34
6:56
#7382
10K
6.21 mi11:14:3043:457:0222:11
7:08
#8178
15K
9.32 mi11:36:231:05:387:0321:53
7:03
#8052
20K
12.43 mi11:58:261:27:417:0322:03
7:06
#7867
Half
13.11 mi12:03:101:32:257:034:44
6:56
#7827
25K
15.53 mi12:20:081:49:237:0216:58
7:00
#7529
30K
18.64 mi12:42:282:11:437:0422:20
7:11
#7125
20M
20.00 mi12:52:182:21:337:059:50
7:14
#6899
21M
21.00 mi12:59:562:29:117:067:38
7:38
#6726
35K
21.75 mi13:05:022:34:177:065:06
6:49
#6588
23M
23.00 mi13:13:582:43:137:068:56
7:08
#6383
24M
24.00 mi13:20:502:50:057:056:52
6:52
#6233
40K
24.85 mi13:26:552:56:107:056:05
7:07
#6114
25.2M
25.20 mi13:29:232:58:387:052:27
7:07
#6005
Finish
26.22 mi13:36:383:05:537:067:15
7:07
#5949
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 mi73827847847924(Top 28%)1003(Top 8%)1003(Top 18%)
10K6.21 mi3.10 mi8178-7961056-2721056-2729004(Top 32%)1374(Top 11%)1374(Top 25%)
15K9.32 mi3.11 mi8052+1261021+351021+357924(Top 28%)1003(Top 8%)1003(Top 18%)
20K12.43 mi3.11 mi7867+185974+47974+477500(Top 26%)926(Top 8%)926(Top 17%)
Half13.11 mi0.68 mi7827+40962+12962+127186(Top 25%)810(Top 7%)810(Top 15%)
25K15.53 mi2.42 mi7529+298884+78884+786336(Top 22%)674(Top 6%)674(Top 12%)
30K18.64 mi3.11 mi7125+404807+77807+775837(Top 21%)630(Top 5%)630(Top 12%)
20M20.00 mi1.36 mi6899+226771+36771+365439(Top 19%)623(Top 5%)623(Top 11%)
21M21.00 mi1.00 mi6726+173754+17754+175320(Top 19%)695(Top 6%)695(Top 13%)
35K21.75 mi0.75 mi6588+138738+16738+164272(Top 15%)453(Top 4%)453(Top 8%)
23M23.00 mi1.25 mi6383+205703+35703+354542(Top 16%)548(Top 4%)548(Top 10%)
24M24.00 mi1.00 mi6233+150683+20683+203939(Top 14%)443(Top 4%)443(Top 8%)
40K24.85 mi0.85 mi6114+119669+14669+144618(Top 16%)682(Top 6%)682(Top 12%)
25.2M25.20 mi0.35 mi6005+109651+18651+181883(Top 7%)176(Top 1%)176(Top 3%)
Finish26.22 mi1.02 mi5949+56655-4655-46522(Top 23%)1465(Top 12%)1465(Top 27%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 28%
×21story building
+97ft-345ft

Overall

7924

Females

1003

F18-39

1003

5K→10K

3.1 - 6.2 mi

Top 32%
×5story building
+79ft-138ft

Overall

9004

Females

1374

F18-39

1374

10K→15K

6.2 - 9.3 mi

Top 28%
×3story building
+67ft-78ft

Overall

7924

Females

1003

F18-39

1003

15K→20K

9.3 - 12.4 mi

Top 26%
×5story building
+106ft-86ft

Overall

7500

Females

926

F18-39

926

20K→Half

12.4 - 13.1 mi

Top 25%
×2story building
+19ft-37ft

Overall

7186

Females

810

F18-39

810

Half→25K

13.1 - 15.5 mi

Top 22%
×4story building
+66ft-88ft

Overall

6336

Females

674

F18-39

674

25K→30K

15.5 - 18.6 mi

Top 21%
×9story building
+181ft-148ft

Overall

5837

Females

630

F18-39

630

30K→20M

18.6 - 20.0 mi

Top 19%
×5story building
+64ft-50ft

Overall

5439

Females

623

F18-39

623

20M→21M

20.0 - 21.0 mi

Top 19%
×8story building
+106ft-24ft

Overall

5320

Females

695

F18-39

695

21M→35K

21.0 - 21.8 mi

Top 15%
×7story building
+17ft-86ft

Overall

4272

Females

453

F18-39

453

35K→23M

21.8 - 23.0 mi

Top 16%
×5story building
+23ft-63ft

Overall

4542

Females

548

F18-39

548

23M→24M

23.0 - 24.0 mi

Top 14%
×6story building
+12ft-82ft

Overall

3939

Females

443

F18-39

443

24M→40K

24.0 - 24.9 mi

Top 16%
×1story
+6ft-20ft

Overall

4618

Females

682

F18-39

682

40K→25.2M

24.9 - 25.2 mi

Top 7%
×1story
+13ft-16ft

Overall

1883

Females

176

F18-39

176

25.2M→Finish

25.2 - 26.2 mi

Top 23%
×2story building
+22ft-21ft

Overall

6522

Females

1465

F18-39

1465

Passing Analysis

Category:
Athletes Passed
2520
Passed By
1087
Net Change
+1433
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7382
5K → 10K35831-796#7382#8178
10K → 15K20074+126#8178#8052
15K → 20K24560+185#8052#7867
20K → Half5111+40#7867#7827
Half → 25K3079+298#7827#7529
25K → 30K42622+404#7529#7125
30K → 20M2348+226#7125#6899
20M → 21M18714+173#6899#6726
21M → 35K1380+138#6726#6588
35K → 23M2072+205#6588#6383
23M → 24M1522+150#6383#6233
24M → 40K13314+119#6233#6114
40K → 25.2M1090+109#6114#6005
25.2M → Finish9640+56#6005#5949
TOTALS25201087+1433
📊

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