Boston Marathon logo
BOSTON MARATHON 2025

Katie Rose

Bib: 21000•F

SC

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 28404
Top 48%
Gender (Female)
#0 / 12228
Top 34%
Masters (Masters Women)
#0 / 6759
Top 20%
Division (F40-44)
#0 / 1718
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
7:53/mi
24:29
↑ 97↓ 3451.5%
10K· 6.21 mi
7:54/mi
49:03
↑ 79↓ 1380.4%
15K· 9.32 mi
7:52/mi
1:13:28
↑ 67↓ 78
20K· 12.43 mi
7:51/mi
1:37:52
↑ 106↓ 860.1%
Half· 13.11 mi
7:49/mi
1:43:12
↑ 19↓ 370.5%
25K· 15.53 mi
7:58/mi
2:02:31
↑ 66↓ 880.2%
30K· 18.64 mi
8:09/mi
2:27:49
↑ 181↓ 1480.2%
20M
8:24/mi
2:39:14
↑ 64↓ 500.2%
21M
8:57/mi
2:48:11
↑ 106↓ 241.6%
35K· 21.75 mi
8:12/mi
2:54:19
↑ 17↓ 861.7%
23M
8:34/mi
3:05:03
↑ 23↓ 630.6%
24M
8:26/mi
3:13:29
↓ 821.3%
40K· 24.85 mi
8:29/mi
3:20:44
↓ 200.3%
25.2M
9:11/mi
3:23:54
↑ 13↓ 160.2%
Finish· 26.22 mi
8:00/mi
3:32:03
↑ 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
Time1:43:12
Pace7:52 /mi
2nd Half
Distance13.11 mi
Time1:48:51
Pace8:18 /mi
📊Positive Split: 5.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:18:0224:297:5324:29
7:53
-
10K
6.21 mi11:42:3649:037:5424:34
7:54
+0:01
15K
9.32 mi12:07:011:13:287:5324:25
7:52
-0:02
20K
12.43 mi12:31:251:37:527:5324:24
7:51
-0:01
Half
13.11 mi12:36:451:43:127:525:20
7:49
-0:02
25K
15.53 mi12:56:042:02:317:5319:19
7:58
+0:09
30K
18.64 mi13:21:222:27:497:5625:18
8:09
+0:11
20M
20.00 mi13:32:472:39:147:5811:25
8:24
+0:15
21M
21.00 mi13:41:442:48:118:018:57
8:57
+0:33
35K
21.75 mi13:47:522:54:198:016:08
8:12
-0:45
23M
23.00 mi13:58:363:05:038:0310:44
8:34
+0:22
24M
24.00 mi14:07:023:13:298:048:26
8:26
-0:08
40K
24.85 mi14:14:173:20:448:057:15
8:29
+0:03
25.2M
25.20 mi14:17:273:23:548:053:10
9:11
+0:42
Finish
26.22 mi14:25:363:32:038:068:09
8:00
-1:11

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

7:49 /mi

Average Pace

8:06 /mi

Slowest Pace

9:11 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:19:56

94% of race

Time at Steady Pace

12:07

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:05 /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 mi11:18:0224:297:5324:29
7:53
#15520
10K
6.21 mi11:42:3649:037:5424:34
7:54
#15621
15K
9.32 mi12:07:011:13:287:5324:25
7:52
#15352
20K
12.43 mi12:31:251:37:527:5324:24
7:51
#14882
Half
13.11 mi12:36:451:43:127:525:20
7:49
#14850
25K
15.53 mi12:56:042:02:317:5319:19
7:58
#14613
30K
18.64 mi13:21:222:27:497:5625:18
8:09
#14121
20M
20.00 mi13:32:472:39:147:5811:25
8:24
#13999
21M
21.00 mi13:41:442:48:118:018:57
8:57
#13921
35K
21.75 mi13:47:522:54:198:016:08
8:12
#13890
23M
23.00 mi13:58:363:05:038:0310:44
8:34
#13882
24M
24.00 mi14:07:023:13:298:048:26
8:26
#13902
40K
24.85 mi14:14:173:20:448:057:15
8:29
#13855
25.2M
25.20 mi14:17:273:23:548:053:10
9:11
#13820
Finish
26.22 mi14:25:363:32:038:068:09
8:00
#13771
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi155204842484214904(Top 52%)4531(Top 37%)4531(Top 264%)
10K6.21 mi3.10 mi15621-1014907-654907-6515717(Top 55%)4956(Top 41%)4956(Top 288%)
15K9.32 mi3.11 mi15352+2694760+1474760+14714904(Top 52%)4531(Top 37%)4531(Top 264%)
20K12.43 mi3.11 mi14882+4704521+2394521+23913725(Top 48%)3944(Top 32%)3944(Top 230%)
Half13.11 mi0.68 mi14850+324505+164505+1614456(Top 51%)4321(Top 35%)4321(Top 252%)
25K15.53 mi2.42 mi14613+2374401+1044401+10413646(Top 48%)4032(Top 33%)4032(Top 235%)
30K18.64 mi3.11 mi14121+4924176+2254176+22512408(Top 44%)3510(Top 29%)3510(Top 204%)
20M20.00 mi1.36 mi13999+1224144+324144+3213181(Top 46%)4073(Top 33%)4073(Top 237%)
21M21.00 mi1.00 mi13921+784127+174127+1713235(Top 47%)4234(Top 35%)4234(Top 246%)
35K21.75 mi0.75 mi13890+314127412713648(Top 48%)4495(Top 37%)4495(Top 262%)
23M23.00 mi1.25 mi13882+84157-304157-3013763(Top 48%)4672(Top 38%)4672(Top 272%)
24M24.00 mi1.00 mi13902-204204-474204-4714113(Top 50%)4879(Top 40%)4879(Top 284%)
40K24.85 mi0.85 mi13855+474216-124216-1213318(Top 47%)4605(Top 38%)4605(Top 268%)
25.2M25.20 mi0.35 mi13820+354209+74209+712871(Top 45%)4429(Top 36%)4429(Top 258%)
Finish26.22 mi1.02 mi13771+494196+134196+1312889(Top 45%)4372(Top 36%)4372(Top 254%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 52%
×21story building
+97ft-345ft

Overall

14904

Females

4531

F40-44

4531

5K→10K

3.1 - 6.2 mi

Top 55%
×5story building
+79ft-138ft

Overall

15717

Females

4956

F40-44

4956

10K→15K

6.2 - 9.3 mi

Top 52%
×3story building
+67ft-78ft

Overall

14904

Females

4531

F40-44

4531

15K→20K

9.3 - 12.4 mi

Top 48%
×5story building
+106ft-86ft

Overall

13725

Females

3944

F40-44

3944

20K→Half

12.4 - 13.1 mi

Top 51%
×2story building
+19ft-37ft

Overall

14456

Females

4321

F40-44

4321

Half→25K

13.1 - 15.5 mi

Top 48%
×4story building
+66ft-88ft

Overall

13646

Females

4032

F40-44

4032

25K→30K

15.5 - 18.6 mi

Top 44%
×9story building
+181ft-148ft

Overall

12408

Females

3510

F40-44

3510

30K→20M

18.6 - 20.0 mi

Top 46%
×5story building
+64ft-50ft

Overall

13181

Females

4073

F40-44

4073

20M→21M

20.0 - 21.0 mi

Top 47%
×8story building
+106ft-24ft

Overall

13235

Females

4234

F40-44

4234

21M→35K

21.0 - 21.8 mi

Top 48%
×7story building
+17ft-86ft

Overall

13648

Females

4495

F40-44

4495

35K→23M

21.8 - 23.0 mi

Top 48%
×5story building
+23ft-63ft

Overall

13763

Females

4672

F40-44

4672

23M→24M

23.0 - 24.0 mi

Top 50%
×6story building
+12ft-82ft

Overall

14113

Females

4879

F40-44

4879

24M→40K

24.0 - 24.9 mi

Top 47%
×1story
+6ft-20ft

Overall

13318

Females

4605

F40-44

4605

40K→25.2M

24.9 - 25.2 mi

Top 45%
×1story
+13ft-16ft

Overall

12871

Females

4429

F40-44

4429

25.2M→Finish

25.2 - 26.2 mi

Top 45%
×2story building
+22ft-21ft

Overall

12889

Females

4372

F40-44

4372

Passing Analysis

Category:
Athletes Passed
2819
Passed By
1070
Net Change
+1749
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15520
5K → 10K275376-101#15520#15621
10K → 15K34677+269#15621#15352
15K → 20K48515+470#15352#14882
20K → Half5321+32#14882#14850
Half → 25K29154+237#14850#14613
25K → 30K53341+492#14613#14121
30K → 20M17351+122#14121#13999
20M → 21M14062+78#13999#13921
21M → 35K7443+31#13921#13890
35K → 23M118110+8#13890#13882
23M → 24M7898-20#13882#13902
24M → 40K10861+47#13902#13855
40K → 25.2M5116+35#13855#13820
25.2M → Finish9445+49#13820#13771
TOTALS28191070+1749
📊

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