Boston Marathon logo
BOSTON MARATHON 2023

Maureen Miller

Bib: 14931•F

IL

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 26622
Top 26%
Gender (Female)
#0 / 11423
Top 8%
Division (F18-39)
#0 / 4884
Top 15%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:36
Rank: #7963
Start → 5K
22:36 | 7:16/mi
10K· 6.21 mi
45:00
Rank: #8051 (-88)
5K → 10K
22:24 | 7:13/mi
15K· 9.32 mi
1:07:32
Rank: #8084 (-33)
10K → 15K
22:32 | 7:15/mi
20K· 12.43 mi
1:30:17
Rank: #8005 (+79)
15K → 20K
22:45 | 7:19/mi
Half· 13.11 mi
1:35:15
Rank: #8016 (-11)
20K → Half
4:58 | 7:17/mi
25K· 15.53 mi
1:52:59
Rank: #7891 (+125)
Half → 25K
17:44 | 7:19/mi
30K· 18.64 mi
2:16:19
Rank: #7727 (+164)
25K → 30K
23:20 | 7:31/mi
20M
2:26:29
Rank: #7621 (+106)
30K → 20M
10:10 | 7:29/mi
21M
2:34:08
Rank: #7459 (+162)
20M → 21M
7:39 | 7:39/mi
35K· 21.75 mi
2:39:38
Rank: #7445 (+14)
21M → 35K
5:30 | 7:21/mi
23M
2:49:04
Rank: #7345 (+100)
35K → 23M
9:26 | 7:32/mi
24M
2:56:22
Rank: #7274 (+71)
23M → 24M
7:18 | 7:18/mi
40K· 24.85 mi
3:02:39
Rank: #7192 (+82)
24M → 40K
6:17 | 7:21/mi
25.2M
3:05:17
Rank: #7131 (+61)
40K → 25.2M
2:38 | 7:38/mi
Finish· 26.22 mi
3:12:19
Rank: #6974 (+157)
25.2M → Finish
7:02 | 6:54/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
Time1:35:15
Pace7:16 /mi
2nd Half
Distance13.11 mi
Time1:37:04
Pace7:24 /mi
📊Positive Split: 1.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:51:4222:367:1622:36
7:16
-
10K
6.21 mi11:14:0645:007:1522:24
7:13
-0:03
15K
9.32 mi11:36:381:07:327:1522:32
7:15
+0:02
20K
12.43 mi11:59:231:30:177:1622:45
7:19
+0:04
Half
13.11 mi12:04:211:35:157:164:58
7:17
-0:02
25K
15.53 mi12:22:051:52:597:1617:44
7:19
+0:02
30K
18.64 mi12:45:252:16:197:1923:20
7:31
+0:12
20M
20.00 mi12:55:352:26:297:1910:10
7:29
-0:02
21M
21.00 mi13:03:142:34:087:207:39
7:39
+0:10
35K
21.75 mi13:08:442:39:387:205:30
7:21
-0:18
23M
23.00 mi13:18:102:49:047:219:26
7:32
+0:11
24M
24.00 mi13:25:282:56:227:217:18
7:18
-0:14
40K
24.85 mi13:31:453:02:397:216:17
7:21
+0:03
25.2M
25.20 mi13:34:233:05:177:212:38
7:38
+0:17
Finish
26.22 mi13:41:253:12:197:207:02
6:54
-0:44

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

6:54 /mi

Average Pace

7:20 /mi

Slowest Pace

7:39 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:02:02

95% of race

Time at Steady Pace

10:17

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:20 /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 mi10:51:4222:367:1622:36
7:16
#7963
10K
6.21 mi11:14:0645:007:1522:24
7:13
#8051
15K
9.32 mi11:36:381:07:327:1522:32
7:15
#8084
20K
12.43 mi11:59:231:30:177:1622:45
7:19
#8005
Half
13.11 mi12:04:211:35:157:164:58
7:17
#8016
25K
15.53 mi12:22:051:52:597:1617:44
7:19
#7891
30K
18.64 mi12:45:252:16:197:1923:20
7:31
#7727
20M
20.00 mi12:55:352:26:297:1910:10
7:29
#7621
21M
21.00 mi13:03:142:34:087:207:39
7:39
#7459
35K
21.75 mi13:08:442:39:387:205:30
7:21
#7445
23M
23.00 mi13:18:102:49:047:219:26
7:32
#7345
24M
24.00 mi13:25:282:56:227:217:18
7:18
#7274
40K
24.85 mi13:31:453:02:397:216:17
7:21
#7192
25.2M
25.20 mi13:34:233:05:177:212:38
7:38
#7131
Finish
26.22 mi13:41:253:12:197:207:02
6:54
#6974
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi7963100210028190(Top 31%)1135(Top 10%)1135(Top 23%)
10K6.21 mi3.10 mi8051-881049-471049-478183(Top 31%)1104(Top 10%)1104(Top 23%)
15K9.32 mi3.11 mi8084-331069-201069-208190(Top 31%)1135(Top 10%)1135(Top 23%)
20K12.43 mi3.11 mi8005+791058+111058+117958(Top 30%)1086(Top 10%)1086(Top 22%)
Half13.11 mi0.68 mi8016-111064-61064-68480(Top 32%)1259(Top 11%)1259(Top 26%)
25K15.53 mi2.42 mi7891+1251037+271037+277382(Top 28%)967(Top 8%)967(Top 20%)
30K18.64 mi3.11 mi7727+1641014+231014+237294(Top 27%)1032(Top 9%)1032(Top 21%)
20M20.00 mi1.36 mi7621+106998+16998+166695(Top 25%)921(Top 8%)921(Top 19%)
21M21.00 mi1.00 mi7459+162962+36962+365388(Top 20%)637(Top 6%)637(Top 13%)
35K21.75 mi0.75 mi7445+14971-9971-97505(Top 28%)1297(Top 11%)1297(Top 27%)
23M23.00 mi1.25 mi7345+100959+12959+126645(Top 25%)1036(Top 9%)1036(Top 21%)
24M24.00 mi1.00 mi7274+71947+12947+126406(Top 24%)1045(Top 9%)1045(Top 21%)
40K24.85 mi0.85 mi7192+82933+14933+145782(Top 22%)899(Top 8%)899(Top 18%)
25.2M25.20 mi0.35 mi7131+61924+9924+94644(Top 17%)616(Top 5%)616(Top 13%)
Finish26.22 mi1.02 mi6974+157902+22902+224677(Top 18%)629(Top 6%)629(Top 13%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 31%
×21stories
+97ft-345ft

Overall

8190

Females

1135

F18-39

1135

5K→10K

3.1 - 6.2 mi

Top 31%
×5stories
+79ft-138ft

Overall

8183

Females

1104

F18-39

1104

10K→15K

6.2 - 9.3 mi

Top 31%
×3stories
+67ft-78ft

Overall

8190

Females

1135

F18-39

1135

15K→20K

9.3 - 12.4 mi

Top 30%
×5stories
+106ft-86ft

Overall

7958

Females

1086

F18-39

1086

20K→Half

12.4 - 13.1 mi

Top 32%
×2stories
+19ft-37ft

Overall

8480

Females

1259

F18-39

1259

Half→25K

13.1 - 15.5 mi

Top 28%
×4stories
+66ft-88ft

Overall

7382

Females

967

F18-39

967

25K→30K

15.5 - 18.6 mi

Top 27%
×9stories
+181ft-148ft

Overall

7294

Females

1032

F18-39

1032

30K→20M

18.6 - 20.0 mi

Top 25%
×5stories
+64ft-50ft

Overall

6695

Females

921

F18-39

921

20M→21M

20.0 - 21.0 mi

Top 20%
×8stories
+106ft-24ft

Overall

5388

Females

637

F18-39

637

21M→35K

21.0 - 21.8 mi

Top 28%
×7stories
+17ft-86ft

Overall

7505

Females

1297

F18-39

1297

35K→23M

21.8 - 23.0 mi

Top 25%
×5stories
+23ft-63ft

Overall

6645

Females

1036

F18-39

1036

23M→24M

23.0 - 24.0 mi

Top 24%
×6stories
+12ft-82ft

Overall

6406

Females

1045

F18-39

1045

24M→40K

24.0 - 24.9 mi

Top 22%
×1story
+6ft-20ft

Overall

5782

Females

899

F18-39

899

40K→25.2M

24.9 - 25.2 mi

Top 17%
×1story
+13ft-16ft

Overall

4644

Females

616

F18-39

616

25.2M→Finish

25.2 - 26.2 mi

Top 18%
×2stories
+22ft-21ft

Overall

4677

Females

629

F18-39

629

Passing Analysis

Category:
Athletes Passed
1735
Passed By
746
Net Change
+989
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7963
5K → 10K185273-88#7963#8051
10K → 15K117150-33#8051#8084
15K → 20K16182+79#8084#8005
20K → Half1829-11#8005#8016
Half → 25K16035+125#8016#7891
25K → 30K21955+164#7891#7727
30K → 20M12519+106#7727#7621
20M → 21M1686+162#7621#7459
21M → 35K4531+14#7459#7445
35K → 23M11919+100#7445#7345
23M → 24M9322+71#7345#7274
24M → 40K9513+82#7274#7192
40K → 25.2M676+61#7192#7131
25.2M → Finish1636+157#7131#6974
TOTALS1735746+989
📊

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