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BOSTON MARATHON 2025

Sarah Gordon

Bib: 10276•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

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
7:40/mi
23:50
↑ 97↓ 3451.5%
10K· 6.21 mi
7:44/mi
47:52
↑ 79↓ 1380.4%
15K· 9.32 mi
7:46/mi
1:11:59
↑ 67↓ 78
20K· 12.43 mi
7:50/mi
1:36:20
↑ 106↓ 860.1%
Half· 13.11 mi
7:42/mi
1:41:35
↑ 19↓ 370.5%
25K· 15.53 mi
7:56/mi
2:00:48
↑ 66↓ 880.2%
30K· 18.64 mi
7:54/mi
2:25:21
↑ 181↓ 1480.2%
20M
7:33/mi
2:35:36
↑ 64↓ 500.2%
21M
7:50/mi
2:43:26
↑ 106↓ 241.6%
35K· 21.75 mi
7:29/mi
2:49:02
↑ 17↓ 861.7%
23M
7:54/mi
2:58:56
↑ 23↓ 630.6%
24M
7:55/mi
3:06:51
↓ 821.3%
40K· 24.85 mi
7:37/mi
3:13:22
↓ 200.3%
25.2M
8:16/mi
3:16:13
↑ 13↓ 160.2%
Finish· 26.22 mi
7:07/mi
3:23:28
↑ 22↓ 21

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:41:35
Pace7:45 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:41:53
Pace7:46 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:54:4823:507:4023:50
7:40
-
10K
6.21 mi11:18:5047:527:4224:02
7:44
+0:04
15K
9.32 mi11:42:571:11:597:4324:07
7:46
+0:02
20K
12.43 mi12:07:181:36:207:4524:21
7:50
+0:04
Half
13.11 mi12:12:331:41:357:455:15
7:42
-0:08
25K
15.53 mi12:31:462:00:487:4719:13
7:56
+0:14
30K
18.64 mi12:56:192:25:217:4824:33
7:54
-0:02
20M
20.00 mi13:06:342:35:367:4710:15
7:33
-0:21
21M
21.00 mi13:14:242:43:267:477:50
7:50
+0:17
35K
21.75 mi13:20:002:49:027:465:36
7:29
-0:21
23M
23.00 mi13:29:542:58:567:479:54
7:54
+0:25
24M
24.00 mi13:37:493:06:517:477:55
7:55
+0:01
40K
24.85 mi13:44:203:13:227:476:31
7:37
-0:18
25.2M
25.20 mi13:47:113:16:137:472:51
8:16
+0:39
Finish
26.22 mi13:54:263:23:287:467:15
7:07
-1:09

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

7:07 /mi

Average Pace

7:46 /mi

Slowest Pace

8:16 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:46:51

53% of race

Time at Steady Pace

1:36:37

47% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:46 /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 mi10:54:4823:507:4023:50
7:40
#13713
10K
6.21 mi11:18:5047:527:4224:02
7:44
#13933
15K
9.32 mi11:42:571:11:597:4324:07
7:46
#13955
20K
12.43 mi12:07:181:36:207:4524:21
7:50
#13818
Half
13.11 mi12:12:331:41:357:455:15
7:42
#13780
25K
15.53 mi12:31:462:00:487:4719:13
7:56
#13677
30K
18.64 mi12:56:192:25:217:4824:33
7:54
#13057
20M
20.00 mi13:06:342:35:367:4710:15
7:33
#12564
21M
21.00 mi13:14:242:43:267:477:50
7:50
#12150
35K
21.75 mi13:20:002:49:027:465:36
7:29
#12008
23M
23.00 mi13:29:542:58:567:479:54
7:54
#11804
24M
24.00 mi13:37:493:06:517:477:55
7:55
#11734
40K
24.85 mi13:44:203:13:227:476:31
7:37
#11515
25.2M
25.20 mi13:47:113:16:137:472:51
8:16
#11423
Finish
26.22 mi13:54:263:23:287:467:15
7:07
#11168
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi137133713371314037(Top 49%)4029(Top 33%)4029(Top 74%)
10K6.21 mi3.10 mi13933-2203896-1833896-18314208(Top 50%)4079(Top 33%)4079(Top 75%)
15K9.32 mi3.11 mi13955-223938-423938-4214037(Top 49%)4029(Top 33%)4029(Top 74%)
20K12.43 mi3.11 mi13818+1373908+303908+3013568(Top 48%)3850(Top 31%)3850(Top 70%)
Half13.11 mi0.68 mi13780+383894+143894+1413363(Top 47%)3674(Top 30%)3674(Top 67%)
25K15.53 mi2.42 mi13677+1033859+353859+3513301(Top 47%)3823(Top 31%)3823(Top 70%)
30K18.64 mi3.11 mi13057+6203584+2753584+27510665(Top 38%)2630(Top 22%)2630(Top 48%)
20M20.00 mi1.36 mi12564+4933342+2423342+2427350(Top 26%)1296(Top 11%)1296(Top 24%)
21M21.00 mi1.00 mi12150+4143154+1883154+1886433(Top 23%)1086(Top 9%)1086(Top 20%)
35K21.75 mi0.75 mi12008+1423099+553099+558589(Top 30%)1955(Top 16%)1955(Top 36%)
23M23.00 mi1.25 mi11804+2043031+683031+689375(Top 33%)2442(Top 20%)2442(Top 45%)
24M24.00 mi1.00 mi11734+703042-113042-1110692(Top 38%)3133(Top 26%)3133(Top 57%)
40K24.85 mi0.85 mi11515+2192958+842958+847623(Top 27%)1828(Top 15%)1828(Top 33%)
25.2M25.20 mi0.35 mi11423+922931+272931+277549(Top 27%)1889(Top 15%)1889(Top 35%)
Finish26.22 mi1.02 mi11168+2552838+932838+936515(Top 23%)1458(Top 12%)1458(Top 27%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 49%
×21story building
+97ft-345ft

Overall

14037

Females

4029

F18-39

4029

5K→10K

3.1 - 6.2 mi

Top 50%
×5story building
+79ft-138ft

Overall

14208

Females

4079

F18-39

4079

10K→15K

6.2 - 9.3 mi

Top 49%
×3story building
+67ft-78ft

Overall

14037

Females

4029

F18-39

4029

15K→20K

9.3 - 12.4 mi

Top 48%
×5story building
+106ft-86ft

Overall

13568

Females

3850

F18-39

3850

20K→Half

12.4 - 13.1 mi

Top 47%
×2story building
+19ft-37ft

Overall

13363

Females

3674

F18-39

3674

Half→25K

13.1 - 15.5 mi

Top 47%
×4story building
+66ft-88ft

Overall

13301

Females

3823

F18-39

3823

25K→30K

15.5 - 18.6 mi

Top 38%
×9story building
+181ft-148ft

Overall

10665

Females

2630

F18-39

2630

30K→20M

18.6 - 20.0 mi

Top 26%
×5story building
+64ft-50ft

Overall

7350

Females

1296

F18-39

1296

20M→21M

20.0 - 21.0 mi

Top 23%
×8story building
+106ft-24ft

Overall

6433

Females

1086

F18-39

1086

21M→35K

21.0 - 21.8 mi

Top 30%
×7story building
+17ft-86ft

Overall

8589

Females

1955

F18-39

1955

35K→23M

21.8 - 23.0 mi

Top 33%
×5story building
+23ft-63ft

Overall

9375

Females

2442

F18-39

2442

23M→24M

23.0 - 24.0 mi

Top 38%
×6story building
+12ft-82ft

Overall

10692

Females

3133

F18-39

3133

24M→40K

24.0 - 24.9 mi

Top 27%
×1story
+6ft-20ft

Overall

7623

Females

1828

F18-39

1828

40K→25.2M

24.9 - 25.2 mi

Top 27%
×1story
+13ft-16ft

Overall

7549

Females

1889

F18-39

1889

25.2M→Finish

25.2 - 26.2 mi

Top 23%
×2story building
+22ft-21ft

Overall

6515

Females

1458

F18-39

1458

Passing Analysis

Category:
Athletes Passed
3566
Passed By
1021
Net Change
+2545
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13713
5K → 10K203423-220#13713#13933
10K → 15K183205-22#13933#13955
15K → 20K282145+137#13955#13818
20K → Half5517+38#13818#13780
Half → 25K224121+103#13780#13677
25K → 30K64525+620#13677#13057
30K → 20M4941+493#13057#12564
20M → 21M4140+414#12564#12150
21M → 35K15210+142#12150#12008
35K → 23M22420+204#12008#11804
23M → 24M11040+70#11804#11734
24M → 40K2245+219#11734#11515
40K → 25.2M986+92#11515#11423
25.2M → Finish2583+255#11423#11168
TOTALS35661021+2545
📊

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