Boston Marathon logo
BOSTON MARATHON 2025

Alexis Nees

Bib: 24243•F

NY

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Division (F55-59)
#0 / 994
Top 33%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
26:45
Rank: #20523
Start → 5K
26:45 | 8:37/mi
10K· 6.21 mi
53:37
Rank: #20551 (-28)
5K → 10K
26:52 | 8:39/mi
15K· 9.32 mi
1:20:39
Rank: #20501 (+50)
10K → 15K
27:02 | 8:42/mi
20K· 12.43 mi
1:47:52
Rank: #20297 (+204)
15K → 20K
27:13 | 8:46/mi
Half· 13.11 mi
1:53:38
Rank: #20231 (+66)
20K → Half
5:46 | 8:27/mi
25K· 15.53 mi
2:15:03
Rank: #20030 (+201)
Half → 25K
21:25 | 8:50/mi
30K· 18.64 mi
2:43:15
Rank: #19630 (+400)
25K → 30K
28:12 | 9:05/mi
20M
2:55:49
Rank: #19521 (+109)
30K → 20M
12:34 | 9:15/mi
21M
3:05:51
Rank: #19434 (+87)
20M → 21M
10:02 | 10:02/mi
35K· 21.75 mi
3:12:31
Rank: #19386 (+48)
21M → 35K
6:40 | 8:55/mi
23M
3:23:59
Rank: #19248 (+138)
35K → 23M
11:28 | 9:09/mi
24M
3:32:48
Rank: #19125 (+123)
23M → 24M
8:49 | 8:49/mi
40K· 24.85 mi
3:40:41
Rank: #19042 (+83)
24M → 40K
7:53 | 9:13/mi
25.2M
3:44:14
Rank: #19030 (+12)
40K → 25.2M
3:33 | 10:18/mi
Finish· 26.22 mi
3:53:42
Rank: #19080 (-50)
25.2M → Finish
9:28 | 9:17/mi

The Course

Is this your race?

Claim it — unlock a deeper AI report on this race, free

A personalized Race Performance Report that goes beyond this page — emailed to you, built from your real splits.

Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:53:38
Pace8:40 /mi
2nd Half
Distance13.11 mi
Time2:00:04
Pace9:10 /mi
📊Positive Split: 5.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:24:2326:458:3726:45
8:37
-
10K
6.21 mi11:51:1553:378:3826:52
8:39
+0:02
15K
9.32 mi12:18:171:20:398:3927:02
8:42
+0:03
20K
12.43 mi12:45:301:47:528:4127:13
8:46
+0:04
Half
13.11 mi12:51:161:53:388:405:46
8:27
-0:19
25K
15.53 mi13:12:412:15:038:4221:25
8:50
+0:23
30K
18.64 mi13:40:532:43:158:4528:12
9:05
+0:15
20M
20.00 mi13:53:272:55:498:4712:34
9:15
+0:10
21M
21.00 mi14:03:293:05:518:5110:02
10:02
+0:47
35K
21.75 mi14:10:093:12:318:516:40
8:55
-1:07
23M
23.00 mi14:21:373:23:598:5211:28
9:09
+0:14
24M
24.00 mi14:30:263:32:488:528:49
8:49
-0:20
40K
24.85 mi14:38:193:40:418:537:53
9:13
+0:24
25.2M
25.20 mi14:41:523:44:148:543:33
10:18
+1:05
Finish
26.22 mi14:51:203:53:428:559:28
9:17
-1:01

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

8:27 /mi

Average Pace

8:55 /mi

Slowest Pace

10:18 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

59:23

25% of race

Time at Steady Pace

2:10:49

56% of race

Time at Slower Pace

43:30

19% of race

Average Pace: 8:55 /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 mi11:24:2326:458:3726:45
8:37
#20523
10K
6.21 mi11:51:1553:378:3826:52
8:39
#20551
15K
9.32 mi12:18:171:20:398:3927:02
8:42
#20501
20K
12.43 mi12:45:301:47:528:4127:13
8:46
#20297
Half
13.11 mi12:51:161:53:388:405:46
8:27
#20231
25K
15.53 mi13:12:412:15:038:4221:25
8:50
#20030
30K
18.64 mi13:40:532:43:158:4528:12
9:05
#19630
20M
20.00 mi13:53:272:55:498:4712:34
9:15
#19521
21M
21.00 mi14:03:293:05:518:5110:02
10:02
#19434
35K
21.75 mi14:10:093:12:318:516:40
8:55
#19386
23M
23.00 mi14:21:373:23:598:5211:28
9:09
#19248
24M
24.00 mi14:30:263:32:488:528:49
8:49
#19125
40K
24.85 mi14:38:193:40:418:537:53
9:13
#19042
25.2M
25.20 mi14:41:523:44:148:543:33
10:18
#19030
Finish
26.22 mi14:51:203:53:428:559:28
9:17
#19080
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi3.11 mi205237818781820502(Top 72%)7712(Top 63%)7712(Top 776%)
10K6.21 mi3.10 mi20551-287799+197799+1920594(Top 73%)7799(Top 64%)7799(Top 785%)
15K9.32 mi3.11 mi20501+507752+477752+4720502(Top 72%)7712(Top 63%)7712(Top 776%)
20K12.43 mi3.11 mi20297+2047645+1077645+10719742(Top 70%)7339(Top 60%)7339(Top 738%)
Half13.11 mi0.68 mi20231+667616+297616+2918954(Top 67%)6877(Top 56%)6877(Top 692%)
25K15.53 mi2.42 mi20030+2017500+1167500+11619120(Top 67%)7040(Top 58%)7040(Top 708%)
30K18.64 mi3.11 mi19630+4007316+1847316+18418087(Top 64%)6626(Top 54%)6626(Top 667%)
20M20.00 mi1.36 mi19521+1097275+417275+4118052(Top 64%)6747(Top 55%)6747(Top 679%)
21M21.00 mi1.00 mi19434+877252+237252+2318444(Top 65%)7031(Top 57%)7031(Top 707%)
35K21.75 mi0.75 mi19386+487241+117241+1117844(Top 63%)6820(Top 56%)6820(Top 686%)
23M23.00 mi1.25 mi19248+1387189+527189+5217159(Top 60%)6537(Top 53%)6537(Top 658%)
24M24.00 mi1.00 mi19125+1237139+507139+5016451(Top 58%)6187(Top 51%)6187(Top 622%)
40K24.85 mi0.85 mi19042+837118+217118+2117479(Top 62%)6855(Top 56%)6855(Top 690%)
25.2M25.20 mi0.35 mi19030+127124-67124-618313(Top 64%)7301(Top 60%)7301(Top 735%)
Finish26.22 mi1.02 mi19080-507173-497173-4920353(Top 72%)8316(Top 68%)8316(Top 837%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 72%
×21stories
+97ft-345ft

Overall

20502

Females

7712

F55-59

7712

5K→10K

3.1 - 6.2 mi

Top 73%
×5stories
+79ft-138ft

Overall

20594

Females

7799

F55-59

7799

10K→15K

6.2 - 9.3 mi

Top 72%
×3stories
+67ft-78ft

Overall

20502

Females

7712

F55-59

7712

15K→20K

9.3 - 12.4 mi

Top 70%
×5stories
+106ft-86ft

Overall

19742

Females

7339

F55-59

7339

20K→Half

12.4 - 13.1 mi

Top 67%
×2stories
+19ft-37ft

Overall

18954

Females

6877

F55-59

6877

Half→25K

13.1 - 15.5 mi

Top 67%
×4stories
+66ft-88ft

Overall

19120

Females

7040

F55-59

7040

25K→30K

15.5 - 18.6 mi

Top 64%
×9stories
+181ft-148ft

Overall

18087

Females

6626

F55-59

6626

30K→20M

18.6 - 20.0 mi

Top 64%
×5stories
+64ft-50ft

Overall

18052

Females

6747

F55-59

6747

20M→21M

20.0 - 21.0 mi

Top 65%
×8stories
+106ft-24ft

Overall

18444

Females

7031

F55-59

7031

21M→35K

21.0 - 21.8 mi

Top 63%
×7stories
+17ft-86ft

Overall

17844

Females

6820

F55-59

6820

35K→23M

21.8 - 23.0 mi

Top 60%
×5stories
+23ft-63ft

Overall

17159

Females

6537

F55-59

6537

23M→24M

23.0 - 24.0 mi

Top 58%
×6stories
+12ft-82ft

Overall

16451

Females

6187

F55-59

6187

24M→40K

24.0 - 24.9 mi

Top 62%
×1story
+6ft-20ft

Overall

17479

Females

6855

F55-59

6855

40K→25.2M

24.9 - 25.2 mi

Top 64%
×1story
+13ft-16ft

Overall

18313

Females

7301

F55-59

7301

25.2M→Finish

25.2 - 26.2 mi

Top 72%
×2stories
+22ft-21ft

Overall

20353

Females

8316

F55-59

8316

Passing Analysis

Category:
Athletes Passed
2404
Passed By
961
Net Change
+1443
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20523
5K → 10K267295-28#20523#20551
10K → 15K215165+50#20551#20501
15K → 20K28480+204#20501#20297
20K → Half726+66#20297#20231
Half → 25K26362+201#20231#20030
25K → 30K45454+400#20030#19630
30K → 20M15748+109#19630#19521
20M → 21M13447+87#19521#19434
21M → 35K7325+48#19434#19386
35K → 23M16729+138#19386#19248
23M → 24M13411+123#19248#19125
24M → 40K10825+83#19125#19042
40K → 25.2M4230+12#19042#19030
25.2M → Finish3484-50#19030#19080
TOTALS2404961+1443
📊

Passing Visuals

Category:
Loading...

🔥Passing Intensity

Loading...

🔄Passing Circle

Loading...

🌊Position Flow

Loading...

🏃Race Lanes

Loading...

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support
Share Feedback

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing