Boston Marathon logo
BOSTON MARATHON 2025

Adriana Anderson

Bib: 20509•F

VA

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 28404
Gender (Female)
#0 / 12228
Top 47%
Masters (Masters Women)
#0 / 6759
Top 35%
Division (F40-44)
#0 / 1718
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
7:53/mi
24:30
↑ 97↓ 3451.5%
10K· 6.21 mi
8:00/mi
49:20
↑ 79↓ 1380.4%
15K· 9.32 mi
8:07/mi
1:14:33
↑ 67↓ 78
20K· 12.43 mi
8:27/mi
1:40:47
↑ 106↓ 860.1%
Half· 13.11 mi
8:21/mi
1:46:29
↑ 19↓ 370.5%
25K· 15.53 mi
8:29/mi
2:07:04
↑ 66↓ 880.2%
30K· 18.64 mi
8:56/mi
2:34:49
↑ 181↓ 1480.2%
20M
9:12/mi
2:47:19
↑ 64↓ 500.2%
21M
9:26/mi
2:56:45
↑ 106↓ 241.6%
35K· 21.75 mi
8:49/mi
3:03:21
↑ 17↓ 861.7%
23M
8:54/mi
3:14:30
↑ 23↓ 630.6%
24M
8:44/mi
3:23:14
↓ 821.3%
40K· 24.85 mi
8:57/mi
3:30:53
↓ 200.3%
25.2M
9:37/mi
3:34:12
↑ 13↓ 160.2%
Finish· 26.22 mi
8:27/mi
3:42:49
↑ 22↓ 21

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
Time1:46:29
Pace8:07 /mi
2nd Half
Distance13.11 mi
Time1:56:20
Pace8:52 /mi
📊Positive Split: 9.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:17:3724:307:5324:30
7:53
-
10K
6.21 mi11:42:2749:207:5624:50
8:00
+0:07
15K
9.32 mi12:07:401:14:338:0025:13
8:07
+0:07
20K
12.43 mi12:33:541:40:478:0726:14
8:27
+0:20
Half
13.11 mi12:39:361:46:298:075:42
8:21
-0:06
25K
15.53 mi13:00:112:07:048:1120:35
8:29
+0:08
30K
18.64 mi13:27:562:34:498:1827:45
8:56
+0:27
20M
20.00 mi13:40:262:47:198:2212:30
9:12
+0:16
21M
21.00 mi13:49:522:56:458:259:26
9:26
+0:14
35K
21.75 mi13:56:283:03:218:266:36
8:49
-0:37
23M
23.00 mi14:07:373:14:308:2711:09
8:54
+0:05
24M
24.00 mi14:16:213:23:148:288:44
8:44
-0:10
40K
24.85 mi14:24:003:30:538:297:39
8:57
+0:13
25.2M
25.20 mi14:27:193:34:128:303:19
9:37
+0:40
Finish
26.22 mi14:35:563:42:498:308:37
8:27
-1:10

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

7:53 /mi

Average Pace

8:30 /mi

Slowest Pace

9:37 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:15:41

61% of race

Time at Steady Pace

1:01:53

28% of race

Time at Slower Pace

25:15

11% of race

Average Pace: 8:30 /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 mi11:17:3724:307:5324:30
7:53
#15570
10K
6.21 mi11:42:2749:207:5624:50
8:00
#16021
15K
9.32 mi12:07:401:14:338:0025:13
8:07
#16318
20K
12.43 mi12:33:541:40:478:0726:14
8:27
#16758
Half
13.11 mi12:39:361:46:298:075:42
8:21
#16838
25K
15.53 mi13:00:112:07:048:1120:35
8:29
#16836
30K
18.64 mi13:27:562:34:498:1827:45
8:56
#16865
20M
20.00 mi13:40:262:47:198:2212:30
9:12
#16925
21M
21.00 mi13:49:522:56:458:259:26
9:26
#16813
35K
21.75 mi13:56:283:03:218:266:36
8:49
#16814
23M
23.00 mi14:07:373:14:308:2711:09
8:54
#16728
24M
24.00 mi14:16:213:23:148:288:44
8:44
#16681
40K
24.85 mi14:24:003:30:538:297:39
8:57
#16635
25.2M
25.20 mi14:27:193:34:128:303:19
9:37
#16618
Finish
26.22 mi14:35:563:42:498:308:37
8:27
#16579
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi155704877487716864(Top 59%)5649(Top 46%)5649(Top 329%)
10K6.21 mi3.10 mi16021-4515150-2735150-27316440(Top 58%)5390(Top 44%)5390(Top 314%)
15K9.32 mi3.11 mi16318-2975324-1745324-17416864(Top 59%)5649(Top 46%)5649(Top 329%)
20K12.43 mi3.11 mi16758-4405594-2705594-27017834(Top 63%)6247(Top 51%)6247(Top 364%)
Half13.11 mi0.68 mi16838-805633-395633-3918307(Top 64%)6484(Top 53%)6484(Top 377%)
25K15.53 mi2.42 mi16836+25666-335666-3317138(Top 60%)5935(Top 49%)5935(Top 345%)
30K18.64 mi3.11 mi16865-295734-685734-6817323(Top 61%)6200(Top 51%)6200(Top 361%)
20M20.00 mi1.36 mi16925-605793-595793-5917779(Top 63%)6577(Top 54%)6577(Top 383%)
21M21.00 mi1.00 mi16813+1125766+275766+2715801(Top 56%)5604(Top 46%)5604(Top 326%)
35K21.75 mi0.75 mi16814-15777-115777-1117377(Top 61%)6564(Top 54%)6564(Top 382%)
23M23.00 mi1.25 mi16728+865768+95768+915721(Top 55%)5730(Top 47%)5730(Top 334%)
24M24.00 mi1.00 mi16681+475765+35765+315951(Top 56%)5905(Top 48%)5905(Top 344%)
40K24.85 mi0.85 mi16635+465774-95774-916020(Top 56%)6047(Top 49%)6047(Top 352%)
25.2M25.20 mi0.35 mi16618+175771+35771+315239(Top 54%)5680(Top 46%)5680(Top 331%)
Finish26.22 mi1.02 mi16579+395773-25773-215961(Top 56%)5999(Top 49%)5999(Top 349%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 59%
×21story building
+97ft-345ft

Overall

16864

Females

5649

F40-44

5649

5K→10K

3.1 - 6.2 mi

Top 58%
×5story building
+79ft-138ft

Overall

16440

Females

5390

F40-44

5390

10K→15K

6.2 - 9.3 mi

Top 59%
×3story building
+67ft-78ft

Overall

16864

Females

5649

F40-44

5649

15K→20K

9.3 - 12.4 mi

Top 63%
×5story building
+106ft-86ft

Overall

17834

Females

6247

F40-44

6247

20K→Half

12.4 - 13.1 mi

Top 64%
×2story building
+19ft-37ft

Overall

18307

Females

6484

F40-44

6484

Half→25K

13.1 - 15.5 mi

Top 60%
×4story building
+66ft-88ft

Overall

17138

Females

5935

F40-44

5935

25K→30K

15.5 - 18.6 mi

Top 61%
×9story building
+181ft-148ft

Overall

17323

Females

6200

F40-44

6200

30K→20M

18.6 - 20.0 mi

Top 63%
×5story building
+64ft-50ft

Overall

17779

Females

6577

F40-44

6577

20M→21M

20.0 - 21.0 mi

Top 56%
×8story building
+106ft-24ft

Overall

15801

Females

5604

F40-44

5604

21M→35K

21.0 - 21.8 mi

Top 61%
×7story building
+17ft-86ft

Overall

17377

Females

6564

F40-44

6564

35K→23M

21.8 - 23.0 mi

Top 55%
×5story building
+23ft-63ft

Overall

15721

Females

5730

F40-44

5730

23M→24M

23.0 - 24.0 mi

Top 56%
×6story building
+12ft-82ft

Overall

15951

Females

5905

F40-44

5905

24M→40K

24.0 - 24.9 mi

Top 56%
×1story
+6ft-20ft

Overall

16020

Females

6047

F40-44

6047

40K→25.2M

24.9 - 25.2 mi

Top 54%
×1story
+13ft-16ft

Overall

15239

Females

5680

F40-44

5680

25.2M→Finish

25.2 - 26.2 mi

Top 56%
×2story building
+22ft-21ft

Overall

15961

Females

5999

F40-44

5999

Passing Analysis

Category:
Athletes Passed
1539
Passed By
2548
Net Change
-1009
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15570
5K → 10K165616-451#15570#16021
10K → 15K111408-297#16021#16318
15K → 20K89529-440#16318#16758
20K → Half1797-80#16758#16838
Half → 25K158156+2#16838#16836
25K → 30K207236-29#16836#16865
30K → 20M79139-60#16865#16925
20M → 21M16351+112#16925#16813
21M → 35K6364-1#16813#16814
35K → 23M14862+86#16814#16728
23M → 24M10558+47#16728#16681
24M → 40K9549+46#16681#16635
40K → 25.2M4124+17#16635#16618
25.2M → Finish9859+39#16618#16579
TOTALS15392548-1009
📊

Passing Visuals

Category:
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

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing