Boston Marathon logo
BOSTON MARATHON 2025

Justine Curley

Bib: 18877•F

MA

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 28404
Top 41%
Gender (Female)
#0 / 12228
Top 26%
Masters (Masters Women)
#0 / 6759
Top 12%
Division (F50-54)
#0 / 1303
Top 6%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:05
Rank: #11634
Start → 5K
23:05 | 7:26/mi
10K· 6.21 mi
45:48
Rank: #10973 (+661)
5K → 10K
22:43 | 7:19/mi
15K· 9.32 mi
1:08:33
Rank: #10670 (+303)
10K → 15K
22:45 | 7:19/mi
20K· 12.43 mi
1:31:54
Rank: #10722 (-52)
15K → 20K
23:21 | 7:31/mi
Half· 13.11 mi
1:36:51
Rank: #10651 (+71)
20K → Half
4:57 | 7:15/mi
25K· 15.53 mi
1:55:17
Rank: #10625 (+26)
Half → 25K
18:26 | 7:36/mi
30K· 18.64 mi
2:20:12
Rank: #10780 (-155)
25K → 30K
24:55 | 8:01/mi
20M
2:31:36
Rank: #10931 (-151)
30K → 20M
11:24 | 8:23/mi
21M
2:40:47
Rank: #11124 (-193)
20M → 21M
9:11 | 9:11/mi
35K· 21.75 mi
2:47:02
Rank: #11247 (-123)
21M → 35K
6:15 | 8:21/mi
23M
2:57:51
Rank: #11416 (-169)
35K → 23M
10:49 | 8:38/mi
24M
3:06:21
Rank: #11554 (-138)
23M → 24M
8:30 | 8:30/mi
40K· 24.85 mi
3:13:37
Rank: #11603 (-49)
24M → 40K
7:16 | 8:30/mi
25.2M
3:16:57
Rank: #11682 (-79)
40K → 25.2M
3:20 | 9:40/mi
Finish· 26.22 mi
3:25:14
Rank: #11761 (-79)
25.2M → Finish
8:17 | 8:08/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
Time1:36:51
Pace7:23 /mi
2nd Half
Distance13.11 mi
Time1:48:23
Pace8:16 /mi
📊Positive Split: 11.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:13:4123:057:2623:05
7:26
-
10K
6.21 mi11:36:2445:487:2222:43
7:19
-0:07
15K
9.32 mi11:59:091:08:337:2122:45
7:19
0:00
20K
12.43 mi12:22:301:31:547:2423:21
7:31
+0:12
Half
13.11 mi12:27:271:36:517:234:57
7:15
-0:16
25K
15.53 mi12:45:531:55:177:2518:26
7:36
+0:21
30K
18.64 mi13:10:482:20:127:3124:55
8:01
+0:25
20M
20.00 mi13:22:122:31:367:3511:24
8:23
+0:22
21M
21.00 mi13:31:232:40:477:399:11
9:11
+0:48
35K
21.75 mi13:37:382:47:027:416:15
8:21
-0:50
23M
23.00 mi13:48:272:57:517:4410:49
8:38
+0:17
24M
24.00 mi13:56:573:06:217:468:30
8:30
-0:08
40K
24.85 mi14:04:133:13:377:477:16
8:30
0:00
25.2M
25.20 mi14:07:333:16:577:493:20
9:40
+1:10
Finish
26.22 mi14:15:503:25:147:508:17
8:08
-1:32

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

7:15 /mi

Average Pace

7:50 /mi

Slowest Pace

9:40 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:55:17

56% of race

Time at Steady Pace

50:51

25% of race

Time at Slower Pace

39:06

19% of race

Average Pace: 7:50 /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 mi11:13:4123:057:2623:05
7:26
#11634
10K
6.21 mi11:36:2445:487:2222:43
7:19
#10973
15K
9.32 mi11:59:091:08:337:2122:45
7:19
#10670
20K
12.43 mi12:22:301:31:547:2423:21
7:31
#10722
Half
13.11 mi12:27:271:36:517:234:57
7:15
#10651
25K
15.53 mi12:45:531:55:177:2518:26
7:36
#10625
30K
18.64 mi13:10:482:20:127:3124:55
8:01
#10780
20M
20.00 mi13:22:122:31:367:3511:24
8:23
#10931
21M
21.00 mi13:31:232:40:477:399:11
9:11
#11124
35K
21.75 mi13:37:382:47:027:416:15
8:21
#11247
23M
23.00 mi13:48:272:57:517:4410:49
8:38
#11416
24M
24.00 mi13:56:573:06:217:468:30
8:30
#11554
40K
24.85 mi14:04:133:13:377:477:16
8:30
#11603
25.2M
25.20 mi14:07:333:16:577:493:20
9:40
#11682
Finish
26.22 mi14:15:503:25:147:508:17
8:08
#11761
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi116342598259810194(Top 36%)1977(Top 16%)1977(Top 152%)
10K6.21 mi3.10 mi10973+6612293+3052293+30510464(Top 37%)2047(Top 17%)2047(Top 157%)
15K9.32 mi3.11 mi10670+3032171+1222171+12210194(Top 36%)1977(Top 16%)1977(Top 152%)
20K12.43 mi3.11 mi10722-522204-332204-3310913(Top 38%)2432(Top 20%)2432(Top 187%)
Half13.11 mi0.68 mi10651+712168+362168+369708(Top 34%)1836(Top 15%)1836(Top 141%)
25K15.53 mi2.42 mi10625+262197-292197-2910804(Top 38%)2491(Top 20%)2491(Top 191%)
30K18.64 mi3.11 mi10780-1552351-1542351-15411548(Top 41%)3063(Top 25%)3063(Top 235%)
20M20.00 mi1.36 mi10931-1512473-1222473-12213085(Top 46%)4020(Top 33%)4020(Top 309%)
21M21.00 mi1.00 mi11124-1932616-1432616-14314538(Top 51%)4904(Top 40%)4904(Top 376%)
35K21.75 mi0.75 mi11247-1232706-902706-9014607(Top 51%)5010(Top 41%)5010(Top 384%)
23M23.00 mi1.25 mi11416-1692841-1352841-13514187(Top 50%)4890(Top 40%)4890(Top 375%)
24M24.00 mi1.00 mi11554-1382946-1052946-10514498(Top 51%)5083(Top 42%)5083(Top 390%)
40K24.85 mi0.85 mi11603-493001-553001-5513432(Top 47%)4659(Top 38%)4659(Top 358%)
25.2M25.20 mi0.35 mi11682-793055-543055-5415444(Top 54%)5768(Top 47%)5768(Top 443%)
Finish26.22 mi1.02 mi11761-793136-813136-8113799(Top 49%)4845(Top 40%)4845(Top 372%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 36%
×21stories
+97ft-345ft

Overall

10194

Females

1977

F50-54

1977

5K→10K

3.1 - 6.2 mi

Top 37%
×5stories
+79ft-138ft

Overall

10464

Females

2047

F50-54

2047

10K→15K

6.2 - 9.3 mi

Top 36%
×3stories
+67ft-78ft

Overall

10194

Females

1977

F50-54

1977

15K→20K

9.3 - 12.4 mi

Top 38%
×5stories
+106ft-86ft

Overall

10913

Females

2432

F50-54

2432

20K→Half

12.4 - 13.1 mi

Top 34%
×2stories
+19ft-37ft

Overall

9708

Females

1836

F50-54

1836

Half→25K

13.1 - 15.5 mi

Top 38%
×4stories
+66ft-88ft

Overall

10804

Females

2491

F50-54

2491

25K→30K

15.5 - 18.6 mi

Top 41%
×9stories
+181ft-148ft

Overall

11548

Females

3063

F50-54

3063

30K→20M

18.6 - 20.0 mi

Top 46%
×5stories
+64ft-50ft

Overall

13085

Females

4020

F50-54

4020

20M→21M

20.0 - 21.0 mi

Top 51%
×8stories
+106ft-24ft

Overall

14538

Females

4904

F50-54

4904

21M→35K

21.0 - 21.8 mi

Top 51%
×7stories
+17ft-86ft

Overall

14607

Females

5010

F50-54

5010

35K→23M

21.8 - 23.0 mi

Top 50%
×5stories
+23ft-63ft

Overall

14187

Females

4890

F50-54

4890

23M→24M

23.0 - 24.0 mi

Top 51%
×6stories
+12ft-82ft

Overall

14498

Females

5083

F50-54

5083

24M→40K

24.0 - 24.9 mi

Top 47%
×1story
+6ft-20ft

Overall

13432

Females

4659

F50-54

4659

40K→25.2M

24.9 - 25.2 mi

Top 54%
×1story
+13ft-16ft

Overall

15444

Females

5768

F50-54

5768

25.2M→Finish

25.2 - 26.2 mi

Top 49%
×2stories
+22ft-21ft

Overall

13799

Females

4845

F50-54

4845

Passing Analysis

Category:
Athletes Passed
2093
Passed By
2219
Net Change
-127
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11634
5K → 10K73170+661#11634#10973
10K → 15K34542+303#10973#10670
15K → 20K156208-52#10670#10722
20K → Half787+71#10722#10651
Half → 25K179153+26#10651#10625
25K → 30K191345-155#10625#10780
30K → 20M73224-151#10780#10931
20M → 21M51244-193#10931#11124
21M → 35K29152-123#11124#11247
35K → 23M62231-169#11247#11416
23M → 24M54192-138#11416#11554
24M → 40K65114-49#11554#11603
40K → 25.2M1594-79#11603#11682
25.2M → Finish64143-79#11682#11761
TOTALS20932219-127
📊

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