Boston Marathon logo
BOSTON MARATHON 2023

Dianne Nimon

Bib: 19277•F

OH

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 26622
Top 45%
Gender (Female)
#0 / 11423
Top 27%
Masters (Masters Women)
#0 / 6539
Top 14%
Division (F55-59)
#0 / 815
Top 4%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:25
Rank: #15321
Start → 5K
25:25 | 8:11/mi
10K· 6.21 mi
50:03
Rank: #14778 (+543)
5K → 10K
24:38 | 7:56/mi
15K· 9.32 mi
1:14:11
Rank: #14046 (+732)
10K → 15K
24:08 | 7:46/mi
20K· 12.43 mi
1:38:17
Rank: #13398 (+648)
15K → 20K
24:06 | 7:45/mi
Half· 13.11 mi
1:43:30
Rank: #13277 (+121)
20K → Half
5:13 | 7:39/mi
25K· 15.53 mi
2:02:33
Rank: #12950 (+327)
Half → 25K
19:03 | 7:51/mi
30K· 18.64 mi
2:27:07
Rank: #12405 (+545)
25K → 30K
24:34 | 7:54/mi
20M
2:38:04
Rank: #12244 (+161)
30K → 20M
10:57 | 8:03/mi
21M
2:46:57
Rank: #12259 (-15)
20M → 21M
8:53 | 8:53/mi
35K· 21.75 mi
2:52:48
Rank: #12198 (+61)
21M → 35K
5:51 | 7:49/mi
23M
3:03:00
Rank: #12101 (+97)
35K → 23M
10:12 | 8:09/mi
24M
3:11:07
Rank: #12105 (-4)
23M → 24M
8:07 | 8:07/mi
40K· 24.85 mi
3:17:55
Rank: #11991 (+114)
24M → 40K
6:48 | 7:57/mi
25.2M
3:20:55
Rank: #11973 (+18)
40K → 25.2M
3:00 | 8:42/mi
Finish· 26.22 mi
3:28:50
Rank: #11908 (+65)
25.2M → Finish
7:55 | 7:46/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
Time1:43:30
Pace7:54 /mi
2nd Half
Distance13.11 mi
Time1:45:20
Pace8:02 /mi
📊Positive Split: 1.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:16:5425:258:1125:25
8:11
-
10K
6.21 mi11:41:3250:038:0324:38
7:56
-0:15
15K
9.32 mi12:05:401:14:117:5824:08
7:46
-0:10
20K
12.43 mi12:29:461:38:177:5524:06
7:45
-0:01
Half
13.11 mi12:34:591:43:307:545:13
7:39
-0:06
25K
15.53 mi12:54:022:02:337:5319:03
7:51
+0:12
30K
18.64 mi13:18:362:27:077:5424:34
7:54
+0:03
20M
20.00 mi13:29:332:38:047:5410:57
8:03
+0:09
21M
21.00 mi13:38:262:46:577:578:53
8:53
+0:50
35K
21.75 mi13:44:172:52:487:575:51
7:49
-1:04
23M
23.00 mi13:54:293:03:007:5710:12
8:09
+0:20
24M
24.00 mi14:02:363:11:077:588:07
8:07
-0:02
40K
24.85 mi14:09:243:17:557:586:48
7:57
-0:10
25.2M
25.20 mi14:12:243:20:557:583:00
8:42
+0:45
Finish
26.22 mi14:20:193:28:507:587:55
7:46
-0:56

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

7:39 /mi

Average Pace

7:58 /mi

Slowest Pace

8:53 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:16:57

94% of race

Time at Steady Pace

11:53

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:58 /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 mi11:16:5425:258:1125:25
8:11
#15321
10K
6.21 mi11:41:3250:038:0324:38
7:56
#14778
15K
9.32 mi12:05:401:14:117:5824:08
7:46
#14046
20K
12.43 mi12:29:461:38:177:5524:06
7:45
#13398
Half
13.11 mi12:34:591:43:307:545:13
7:39
#13277
25K
15.53 mi12:54:022:02:337:5319:03
7:51
#12950
30K
18.64 mi13:18:362:27:077:5424:34
7:54
#12405
20M
20.00 mi13:29:332:38:047:5410:57
8:03
#12244
21M
21.00 mi13:38:262:46:577:578:53
8:53
#12259
35K
21.75 mi13:44:172:52:487:575:51
7:49
#12198
23M
23.00 mi13:54:293:03:007:5710:12
8:09
#12101
24M
24.00 mi14:02:363:11:077:588:07
8:07
#12105
40K
24.85 mi14:09:243:17:557:586:48
7:57
#11991
25.2M
25.20 mi14:12:243:20:557:583:00
8:42
#11973
Finish
26.22 mi14:20:193:28:507:587:55
7:46
#11908
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi3.11 mi153214841484112459(Top 47%)3164(Top 28%)3164(Top 388%)
10K6.21 mi3.10 mi14778+5434509+3324509+33214235(Top 53%)4196(Top 37%)4196(Top 515%)
15K9.32 mi3.11 mi14046+7324087+4224087+42212459(Top 47%)3164(Top 28%)3164(Top 388%)
20K12.43 mi3.11 mi13398+6483718+3693718+36911388(Top 43%)2626(Top 23%)2626(Top 322%)
Half13.11 mi0.68 mi13277+1213651+673651+6711490(Top 43%)2631(Top 23%)2631(Top 323%)
25K15.53 mi2.42 mi12950+3273475+1763475+17611600(Top 44%)2833(Top 25%)2833(Top 348%)
30K18.64 mi3.11 mi12405+5453201+2743201+27410211(Top 38%)2264(Top 20%)2264(Top 278%)
20M20.00 mi1.36 mi12244+1613125+763125+7610744(Top 40%)2612(Top 23%)2612(Top 320%)
21M21.00 mi1.00 mi12259-153156-313156-3112766(Top 48%)3817(Top 33%)3817(Top 468%)
35K21.75 mi0.75 mi12198+613143+133143+1310850(Top 41%)2802(Top 25%)2802(Top 344%)
23M23.00 mi1.25 mi12101+973112+313112+3110834(Top 41%)2936(Top 26%)2936(Top 360%)
24M24.00 mi1.00 mi12105-43136-243136-2412059(Top 45%)3616(Top 32%)3616(Top 444%)
40K24.85 mi0.85 mi11991+1143094+423094+429772(Top 37%)2548(Top 22%)2548(Top 313%)
25.2M25.20 mi0.35 mi11973+183088+63088+610815(Top 41%)3089(Top 27%)3089(Top 379%)
Finish26.22 mi1.02 mi11908+653071+173071+1710482(Top 39%)2935(Top 26%)2935(Top 360%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 47%
×21stories
+97ft-345ft

Overall

12459

Females

3164

F55-59

3164

5K→10K

3.1 - 6.2 mi

Top 53%
×5stories
+79ft-138ft

Overall

14235

Females

4196

F55-59

4196

10K→15K

6.2 - 9.3 mi

Top 47%
×3stories
+67ft-78ft

Overall

12459

Females

3164

F55-59

3164

15K→20K

9.3 - 12.4 mi

Top 43%
×5stories
+106ft-86ft

Overall

11388

Females

2626

F55-59

2626

20K→Half

12.4 - 13.1 mi

Top 43%
×2stories
+19ft-37ft

Overall

11490

Females

2631

F55-59

2631

Half→25K

13.1 - 15.5 mi

Top 44%
×4stories
+66ft-88ft

Overall

11600

Females

2833

F55-59

2833

25K→30K

15.5 - 18.6 mi

Top 38%
×9stories
+181ft-148ft

Overall

10211

Females

2264

F55-59

2264

30K→20M

18.6 - 20.0 mi

Top 40%
×5stories
+64ft-50ft

Overall

10744

Females

2612

F55-59

2612

20M→21M

20.0 - 21.0 mi

Top 48%
×8stories
+106ft-24ft

Overall

12766

Females

3817

F55-59

3817

21M→35K

21.0 - 21.8 mi

Top 41%
×7stories
+17ft-86ft

Overall

10850

Females

2802

F55-59

2802

35K→23M

21.8 - 23.0 mi

Top 41%
×5stories
+23ft-63ft

Overall

10834

Females

2936

F55-59

2936

23M→24M

23.0 - 24.0 mi

Top 45%
×6stories
+12ft-82ft

Overall

12059

Females

3616

F55-59

3616

24M→40K

24.0 - 24.9 mi

Top 37%
×1story
+6ft-20ft

Overall

9772

Females

2548

F55-59

2548

40K→25.2M

24.9 - 25.2 mi

Top 41%
×1story
+13ft-16ft

Overall

10815

Females

3089

F55-59

3089

25.2M→Finish

25.2 - 26.2 mi

Top 39%
×2stories
+22ft-21ft

Overall

10482

Females

2935

F55-59

2935

Passing Analysis

Category:
Athletes Passed
3913
Passed By
500
Net Change
+3413
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15321
5K → 10K649106+543#15321#14778
10K → 15K75321+732#14778#14046
15K → 20K6546+648#14046#13398
20K → Half1232+121#13398#13277
Half → 25K34720+327#13277#12950
25K → 30K56217+545#12950#12405
30K → 20M18423+161#12405#12244
20M → 21M85100-15#12244#12259
21M → 35K7918+61#12259#12198
35K → 23M13538+97#12198#12101
23M → 24M7175-4#12101#12105
24M → 40K12915+114#12105#11991
40K → 25.2M4123+18#11991#11973
25.2M → Finish10136+65#11973#11908
TOTALS3913500+3413
📊

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