Boston Marathon logo
BOSTON MARATHON 2025

Donna Burns

Bib: 23817•F

NS

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Top 39%
Division (F60-64)
#0 / 624
Top 8%
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
8:20/mi
25:52
↑ 97↓ 3451.5%
10K· 6.21 mi
8:20/mi
51:44
↑ 79↓ 1380.4%
15K· 9.32 mi
8:18/mi
1:17:31
↑ 67↓ 78
20K· 12.43 mi
8:22/mi
1:43:30
↑ 106↓ 860.1%
Half· 13.11 mi
8:20/mi
1:49:11
↑ 19↓ 370.5%
25K· 15.53 mi
8:31/mi
2:09:49
↑ 66↓ 880.2%
30K· 18.64 mi
8:52/mi
2:37:21
↑ 181↓ 1480.2%
20M
8:52/mi
2:49:24
↑ 64↓ 500.2%
21M
9:57/mi
2:59:21
↑ 106↓ 241.6%
35K· 21.75 mi
8:33/mi
3:05:45
↑ 17↓ 861.7%
23M
8:50/mi
3:16:49
↑ 23↓ 630.6%
24M
8:48/mi
3:25:37
↓ 821.3%
40K· 24.85 mi
8:50/mi
3:33:10
↓ 200.3%
25.2M
9:43/mi
3:36:31
↑ 13↓ 160.2%
Finish· 26.22 mi
8:33/mi
3:45:14
↑ 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
Time1:49:11
Pace8:20 /mi
2nd Half
Distance13.11 mi
Time1:56:03
Pace8:51 /mi
📊Positive Split: 6.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:42:0125:528:2025:52
8:20
-
10K
6.21 mi12:07:5351:448:2025:52
8:20
0:00
15K
9.32 mi12:33:401:17:318:1925:47
8:18
-0:02
20K
12.43 mi12:59:391:43:308:2025:59
8:22
+0:04
Half
13.11 mi13:05:201:49:118:205:41
8:20
-0:02
25K
15.53 mi13:25:582:09:498:2120:38
8:31
+0:11
30K
18.64 mi13:53:302:37:218:2627:32
8:52
+0:21
20M
20.00 mi14:05:332:49:248:2812:03
8:52
0:00
21M
21.00 mi14:15:302:59:218:329:57
9:57
+1:05
35K
21.75 mi14:21:543:05:458:326:24
8:33
-1:24
23M
23.00 mi14:32:583:16:498:3311:04
8:50
+0:17
24M
24.00 mi14:41:463:25:378:348:48
8:48
-0:02
40K
24.85 mi14:49:193:33:108:357:33
8:50
+0:02
25.2M
25.20 mi14:52:403:36:318:363:21
9:43
+0:53
Finish
26.22 mi15:01:233:45:148:368:43
8:33
-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

8:18 /mi

Average Pace

8:36 /mi

Slowest Pace

9:57 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:31:56

94% of race

Time at Steady Pace

3:21

1% of race

Time at Slower Pace

9:57

4% of race

Average Pace: 8:35 /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 mi11:42:0125:528:2025:52
8:20
#18877
10K
6.21 mi12:07:5351:448:2025:52
8:20
#18776
15K
9.32 mi12:33:401:17:318:1925:47
8:18
#18507
20K
12.43 mi12:59:391:43:308:2025:59
8:22
#18184
Half
13.11 mi13:05:201:49:118:205:41
8:20
#18154
25K
15.53 mi13:25:582:09:498:2120:38
8:31
#17966
30K
18.64 mi13:53:302:37:218:2627:32
8:52
#17738
20M
20.00 mi14:05:332:49:248:2812:03
8:52
#17582
21M
21.00 mi14:15:302:59:218:329:57
9:57
#17628
35K
21.75 mi14:21:543:05:458:326:24
8:33
#17551
23M
23.00 mi14:32:583:16:498:3311:04
8:50
#17389
24M
24.00 mi14:41:463:25:378:348:48
8:48
#17336
40K
24.85 mi14:49:193:33:108:357:33
8:50
#17256
25.2M
25.20 mi14:52:403:36:318:363:21
9:43
#17232
Finish
26.22 mi15:01:233:45:148:368:43
8:33
#17200
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF60-64Seg. OverallSeg. FemalesSeg. F60-64
5K3.11 mi3.11 mi188776838683818055(Top 64%)6353(Top 52%)6353(Top 1018%)
10K6.21 mi3.10 mi18776+1016781+576781+5718724(Top 66%)6719(Top 55%)6719(Top 1077%)
15K9.32 mi3.11 mi18507+2696629+1526629+15218055(Top 64%)6353(Top 52%)6353(Top 1018%)
20K12.43 mi3.11 mi18184+3236446+1836446+18317327(Top 61%)5962(Top 49%)5962(Top 955%)
Half13.11 mi0.68 mi18154+306433+136433+1318156(Top 64%)6406(Top 52%)6406(Top 1027%)
25K15.53 mi2.42 mi17966+1886338+956338+9517275(Top 61%)6015(Top 49%)6015(Top 964%)
30K18.64 mi3.11 mi17738+2286252+866252+8616965(Top 60%)6012(Top 49%)6012(Top 963%)
20M20.00 mi1.36 mi17582+1566195+576195+5716066(Top 57%)5634(Top 46%)5634(Top 903%)
21M21.00 mi1.00 mi17628-466231-366231-3618119(Top 64%)6856(Top 56%)6856(Top 1099%)
35K21.75 mi0.75 mi17551+776216+156216+1515844(Top 56%)5701(Top 47%)5701(Top 914%)
23M23.00 mi1.25 mi17389+1626162+546162+5415347(Top 54%)5521(Top 45%)5521(Top 885%)
24M24.00 mi1.00 mi17336+536155+76155+716345(Top 58%)6125(Top 50%)6125(Top 982%)
40K24.85 mi0.85 mi17256+806132+236132+2315386(Top 54%)5743(Top 47%)5743(Top 920%)
25.2M25.20 mi0.35 mi17232+246133-16133-115753(Top 55%)5964(Top 49%)5964(Top 956%)
Finish26.22 mi1.02 mi17200+326129+46129+416597(Top 58%)6355(Top 52%)6355(Top 1018%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 64%
×21story building
+97ft-345ft

Overall

18055

Females

6353

F60-64

6353

5K→10K

3.1 - 6.2 mi

Top 66%
×5story building
+79ft-138ft

Overall

18724

Females

6719

F60-64

6719

10K→15K

6.2 - 9.3 mi

Top 64%
×3story building
+67ft-78ft

Overall

18055

Females

6353

F60-64

6353

15K→20K

9.3 - 12.4 mi

Top 61%
×5story building
+106ft-86ft

Overall

17327

Females

5962

F60-64

5962

20K→Half

12.4 - 13.1 mi

Top 64%
×2story building
+19ft-37ft

Overall

18156

Females

6406

F60-64

6406

Half→25K

13.1 - 15.5 mi

Top 61%
×4story building
+66ft-88ft

Overall

17275

Females

6015

F60-64

6015

25K→30K

15.5 - 18.6 mi

Top 60%
×9story building
+181ft-148ft

Overall

16965

Females

6012

F60-64

6012

30K→20M

18.6 - 20.0 mi

Top 57%
×5story building
+64ft-50ft

Overall

16066

Females

5634

F60-64

5634

20M→21M

20.0 - 21.0 mi

Top 64%
×8story building
+106ft-24ft

Overall

18119

Females

6856

F60-64

6856

21M→35K

21.0 - 21.8 mi

Top 56%
×7story building
+17ft-86ft

Overall

15844

Females

5701

F60-64

5701

35K→23M

21.8 - 23.0 mi

Top 54%
×5story building
+23ft-63ft

Overall

15347

Females

5521

F60-64

5521

23M→24M

23.0 - 24.0 mi

Top 58%
×6story building
+12ft-82ft

Overall

16345

Females

6125

F60-64

6125

24M→40K

24.0 - 24.9 mi

Top 54%
×1story
+6ft-20ft

Overall

15386

Females

5743

F60-64

5743

40K→25.2M

24.9 - 25.2 mi

Top 55%
×1story
+13ft-16ft

Overall

15753

Females

5964

F60-64

5964

25.2M→Finish

25.2 - 26.2 mi

Top 58%
×2story building
+22ft-21ft

Overall

16597

Females

6355

F60-64

6355

Passing Analysis

Category:
Athletes Passed
2592
Passed By
915
Net Change
+1677
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18877
5K → 10K304203+101#18877#18776
10K → 15K35182+269#18776#18507
15K → 20K36441+323#18507#18184
20K → Half5828+30#18184#18154
Half → 25K25971+188#18154#17966
25K → 30K341113+228#17966#17738
30K → 20M19438+156#17738#17582
20M → 21M92138-46#17582#17628
21M → 35K9619+77#17628#17551
35K → 23M19230+162#17551#17389
23M → 24M11057+53#17389#17336
24M → 40K10222+80#17336#17256
40K → 25.2M4723+24#17256#17232
25.2M → Finish8250+32#17232#17200
TOTALS2592915+1677
📊

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