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BOSTON MARATHON 2025

Melinda Kelly

CO

Bib: 21273 F

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 39%
Gender (Female)
#0 / 12228
Top 23%
Division (F18-39)
#0 / 5469
Top 40%
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
7:50/mi
24:21
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
7:42/mi
48:16
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
7:39/mi
1:12:03
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
7:39/mi
1:35:49
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
7:46/mi
1:41:07
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
7:48/mi
2:00:01
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
7:52/mi
2:24:28
↑ 181↓ 1480.2%
138 ft elev
20M
7:45/mi
2:35:00
↑ 64↓ 500.2%
148 ft elev
21M
8:04/mi
2:43:04
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
7:40/mi
2:48:48
↑ 17↓ 861.7%
156 ft elev
23M
7:48/mi
2:58:34
↑ 23↓ 630.6%
116 ft elev
24M
7:35/mi
3:06:09
↓ 821.3%
34 ft elev
40K· 24.85 mi
7:43/mi
3:12:45
↓ 200.3%
20 ft elev
25.2M
8:25/mi
3:15:39
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
7:37/mi
3:23:25
↑ 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
Time1:41:07
Pace7:43 /mi
2nd Half
Distance13.11 mi
Time1:42:18
Pace7:48 /mi
📊Positive Split: 1.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:17:5424:217:5024:21
7:50
-
10K
6.21 mi11:41:4948:167:4623:55
7:42
-0:08
15K
9.32 mi12:05:361:12:037:4423:47
7:39
-0:03
20K
12.43 mi12:29:221:35:497:4323:46
7:39
0:00
Half
13.11 mi12:34:401:41:077:435:18
7:46
+0:07
25K
15.53 mi12:53:342:00:017:4418:54
7:48
+0:02
30K
18.64 mi13:18:012:24:287:4524:27
7:52
+0:04
20M
20.00 mi13:28:332:35:007:4510:32
7:45
-0:07
21M
21.00 mi13:36:372:43:047:468:04
8:04
+0:19
35K
21.75 mi13:42:212:48:487:465:44
7:40
-0:24
23M
23.00 mi13:52:072:58:347:469:46
7:48
+0:08
24M
24.00 mi13:59:423:06:097:457:35
7:35
-0:13
40K
24.85 mi14:06:183:12:457:456:36
7:43
+0:08
25.2M
25.20 mi14:09:123:15:397:462:54
8:25
+0:42
Finish
26.22 mi14:16:583:23:257:467:46
7:37
-0:48

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

7:35 /mi

Average Pace

7:46 /mi

Slowest Pace

8:25 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:20:31

99% of race

Time at Steady Pace

2:54

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:45 /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 mi11:17:5424:217:5024:21
7:50
#15146
10K
6.21 mi11:41:4948:167:4623:55
7:42
#14485
15K
9.32 mi12:05:361:12:037:4423:47
7:39
#14025
20K
12.43 mi12:29:221:35:497:4323:46
7:39
#13456
Half
13.11 mi12:34:401:41:077:435:18
7:46
#13485
25K
15.53 mi12:53:342:00:017:4418:54
7:48
#13243
30K
18.64 mi13:18:012:24:287:4524:27
7:52
#12658
20M
20.00 mi13:28:332:35:007:4510:32
7:45
#12323
21M
21.00 mi13:36:372:43:047:468:04
8:04
#12015
35K
21.75 mi13:42:212:48:487:465:44
7:40
#11907
23M
23.00 mi13:52:072:58:347:469:46
7:48
#11683
24M
24.00 mi13:59:423:06:097:457:35
7:35
#11458
40K
24.85 mi14:06:183:12:457:456:36
7:43
#11305
25.2M
25.20 mi14:09:123:15:397:462:54
8:25
#11225
Finish
26.22 mi14:16:583:23:257:467:46
7:37
#11152
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi151464616461613097(Top 46%)3499(Top 29%)3499(Top 64%)
10K6.21 mi3.10 mi14485+6614221+3954221+39513884(Top 49%)3885(Top 32%)3885(Top 71%)
15K9.32 mi3.11 mi14025+4603983+2383983+23813097(Top 46%)3499(Top 29%)3499(Top 64%)
20K12.43 mi3.11 mi13456+5693695+2883695+28811958(Top 42%)2970(Top 24%)2970(Top 54%)
Half13.11 mi0.68 mi13485-293718-233718-2313991(Top 49%)4024(Top 33%)4024(Top 74%)
25K15.53 mi2.42 mi13243+2423624+943624+9412305(Top 43%)3272(Top 27%)3272(Top 60%)
30K18.64 mi3.11 mi12658+5853355+2693355+26910429(Top 37%)2507(Top 21%)2507(Top 46%)
20M20.00 mi1.36 mi12323+3353208+1473208+1478759(Top 31%)1871(Top 15%)1871(Top 34%)
21M21.00 mi1.00 mi12015+3083076+1323076+1327800(Top 27%)1646(Top 13%)1646(Top 30%)
35K21.75 mi0.75 mi11907+1083044+323044+329841(Top 35%)2533(Top 21%)2533(Top 46%)
23M23.00 mi1.25 mi11683+2242970+742970+748626(Top 30%)2104(Top 17%)2104(Top 38%)
24M24.00 mi1.00 mi11458+2252894+762894+768346(Top 29%)2038(Top 17%)2038(Top 37%)
40K24.85 mi0.85 mi11305+1532852+422852+428266(Top 29%)2115(Top 17%)2115(Top 39%)
25.2M25.20 mi0.35 mi11225+802825+272825+278358(Top 29%)2238(Top 18%)2238(Top 41%)
Finish26.22 mi1.02 mi11152+732827-22827-210128(Top 36%)3048(Top 25%)3048(Top 56%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 46%
×21story building
+97ft-345ft

Overall

13097

Females

3499

F18-39

3499

5K→10K

3.1 - 6.2 mi

Top 49%
×5story building
+79ft-138ft

Overall

13884

Females

3885

F18-39

3885

10K→15K

6.2 - 9.3 mi

Top 46%
×3story building
+67ft-78ft

Overall

13097

Females

3499

F18-39

3499

15K→20K

9.3 - 12.4 mi

Top 42%
×5story building
+106ft-86ft

Overall

11958

Females

2970

F18-39

2970

20K→Half

12.4 - 13.1 mi

Top 49%
×2story building
+19ft-37ft

Overall

13991

Females

4024

F18-39

4024

Half→25K

13.1 - 15.5 mi

Top 43%
×4story building
+66ft-88ft

Overall

12305

Females

3272

F18-39

3272

25K→30K

15.5 - 18.6 mi

Top 37%
×9story building
+181ft-148ft

Overall

10429

Females

2507

F18-39

2507

30K→20M

18.6 - 20.0 mi

Top 31%
×5story building
+64ft-50ft

Overall

8759

Females

1871

F18-39

1871

20M→21M

20.0 - 21.0 mi

Top 27%
×8story building
+106ft-24ft

Overall

7800

Females

1646

F18-39

1646

21M→35K

21.0 - 21.8 mi

Top 35%
×7story building
+17ft-86ft

Overall

9841

Females

2533

F18-39

2533

35K→23M

21.8 - 23.0 mi

Top 30%
×5story building
+23ft-63ft

Overall

8626

Females

2104

F18-39

2104

23M→24M

23.0 - 24.0 mi

Top 29%
×6story building
+12ft-82ft

Overall

8346

Females

2038

F18-39

2038

24M→40K

24.0 - 24.9 mi

Top 29%
×1story
+6ft-20ft

Overall

8266

Females

2115

F18-39

2115

40K→25.2M

24.9 - 25.2 mi

Top 29%
×1story
+13ft-16ft

Overall

8358

Females

2238

F18-39

2238

25.2M→Finish

25.2 - 26.2 mi

Top 36%
×2story building
+22ft-21ft

Overall

10128

Females

3048

F18-39

3048

Passing Analysis

Category:
Athletes Passed
4348
Passed By
354
Net Change
+3994
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15146
5K → 10K74685+661#15146#14485
10K → 15K49434+460#14485#14025
15K → 20K58314+569#14025#13456
20K → Half2756-29#13456#13485
Half → 25K29452+242#13485#13243
25K → 30K60217+585#13243#12658
30K → 20M3361+335#12658#12323
20M → 21M3146+308#12323#12015
21M → 35K12315+108#12015#11907
35K → 23M23915+224#11907#11683
23M → 24M2294+225#11683#11458
24M → 40K16714+153#11458#11305
40K → 25.2M844+80#11305#11225
25.2M → Finish11037+73#11225#11152
TOTALS4348354+3994
📊

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