Boston Marathon logo
BOSTON MARATHON 2023

Alana Schreiber

Bib: 16222•F

LA

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 26622
Top 34%
Gender (Female)
#0 / 11423
Top 15%
Division (F18-39)
#0 / 4884
Top 27%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:27
Rank: #10067
Start → 5K
23:27 | 7:33/mi
10K· 6.21 mi
46:58
Rank: #10555 (-488)
5K → 10K
23:31 | 7:34/mi
15K· 9.32 mi
1:10:41
Rank: #10794 (-239)
10K → 15K
23:43 | 7:38/mi
20K· 12.43 mi
1:34:27
Rank: #10715 (+79)
15K → 20K
23:46 | 7:39/mi
Half· 13.11 mi
1:39:36
Rank: #10709 (+6)
20K → Half
5:09 | 7:33/mi
25K· 15.53 mi
1:58:15
Rank: #10589 (+120)
Half → 25K
18:39 | 7:42/mi
30K· 18.64 mi
2:22:22
Rank: #10269 (+320)
25K → 30K
24:07 | 7:46/mi
20M
2:33:00
Rank: #10163 (+106)
30K → 20M
10:38 | 7:49/mi
21M
2:40:58
Rank: #9936 (+227)
20M → 21M
7:58 | 7:58/mi
35K· 21.75 mi
2:46:25
Rank: #9815 (+121)
21M → 35K
5:27 | 7:17/mi
23M
2:55:56
Rank: #9605 (+210)
35K → 23M
9:31 | 7:36/mi
24M
3:03:16
Rank: #9454 (+151)
23M → 24M
7:20 | 7:20/mi
40K· 24.85 mi
3:09:39
Rank: #9290 (+164)
24M → 40K
6:23 | 7:28/mi
25.2M
3:12:20
Rank: #9208 (+82)
40K → 25.2M
2:41 | 7:47/mi
Finish· 26.22 mi
3:19:30
Rank: #9049 (+159)
25.2M → Finish
7:10 | 7:02/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 Half⚖️ Balanced
Distance13.11 mi
Time1:39:36
Pace7:36 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:39:54
Pace7:37 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:13:3623:277:3323:27
7:33
-
10K
6.21 mi11:37:0746:587:3423:31
7:34
+0:01
15K
9.32 mi12:00:501:10:417:3523:43
7:38
+0:04
20K
12.43 mi12:24:361:34:277:3623:46
7:39
+0:01
Half
13.11 mi12:29:451:39:367:365:09
7:33
-0:06
25K
15.53 mi12:48:241:58:157:3718:39
7:42
+0:09
30K
18.64 mi13:12:312:22:227:3824:07
7:46
+0:04
20M
20.00 mi13:23:092:33:007:3910:38
7:49
+0:03
21M
21.00 mi13:31:072:40:587:407:58
7:58
+0:09
35K
21.75 mi13:36:342:46:257:395:27
7:17
-0:41
23M
23.00 mi13:46:052:55:567:399:31
7:36
+0:19
24M
24.00 mi13:53:253:03:167:387:20
7:20
-0:16
40K
24.85 mi13:59:483:09:397:386:23
7:28
+0:08
25.2M
25.20 mi14:02:293:12:207:382:41
7:47
+0:19
Finish
26.22 mi14:09:393:19:307:377:10
7:02
-0:45

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

7:02 /mi

Average Pace

7:37 /mi

Slowest Pace

7:58 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:34:06

77% of race

Time at Steady Pace

45:24

23% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:37 /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 mi11:13:3623:277:3323:27
7:33
#10067
10K
6.21 mi11:37:0746:587:3423:31
7:34
#10555
15K
9.32 mi12:00:501:10:417:3523:43
7:38
#10794
20K
12.43 mi12:24:361:34:277:3623:46
7:39
#10715
Half
13.11 mi12:29:451:39:367:365:09
7:33
#10709
25K
15.53 mi12:48:241:58:157:3718:39
7:42
#10589
30K
18.64 mi13:12:312:22:227:3824:07
7:46
#10269
20M
20.00 mi13:23:092:33:007:3910:38
7:49
#10163
21M
21.00 mi13:31:072:40:587:407:58
7:58
#9936
35K
21.75 mi13:36:342:46:257:395:27
7:17
#9815
23M
23.00 mi13:46:052:55:567:399:31
7:36
#9605
24M
24.00 mi13:53:253:03:167:387:20
7:20
#9454
40K
24.85 mi13:59:483:09:397:386:23
7:28
#9290
25.2M
25.20 mi14:02:293:12:207:382:41
7:47
#9208
Finish
26.22 mi14:09:393:19:307:377:10
7:02
#9049
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi100671892189211302(Top 42%)2512(Top 22%)2512(Top 51%)
10K6.21 mi3.10 mi10555-4882098-2062098-20611048(Top 41%)2335(Top 20%)2335(Top 48%)
15K9.32 mi3.11 mi10794-2392231-1332231-13311302(Top 42%)2512(Top 22%)2512(Top 51%)
20K12.43 mi3.11 mi10715+792195+362195+3610513(Top 39%)2145(Top 19%)2145(Top 44%)
Half13.11 mi0.68 mi10709+62190+52190+510636(Top 40%)2174(Top 19%)2174(Top 45%)
25K15.53 mi2.42 mi10589+1202139+512139+5110238(Top 38%)2101(Top 18%)2101(Top 43%)
30K18.64 mi3.11 mi10269+3202032+1072032+1079086(Top 34%)1736(Top 15%)1736(Top 36%)
20M20.00 mi1.36 mi10163+1062007+252007+259080(Top 34%)1820(Top 16%)1820(Top 37%)
21M21.00 mi1.00 mi9936+2271919+881919+887182(Top 27%)1207(Top 11%)1207(Top 25%)
35K21.75 mi0.75 mi9815+1211880+391880+397088(Top 27%)1141(Top 10%)1141(Top 23%)
23M23.00 mi1.25 mi9605+2101824+561824+567130(Top 27%)1227(Top 11%)1227(Top 25%)
24M24.00 mi1.00 mi9454+1511776+481776+486660(Top 25%)1142(Top 10%)1142(Top 23%)
40K24.85 mi0.85 mi9290+1641739+371739+376553(Top 25%)1189(Top 10%)1189(Top 24%)
25.2M25.20 mi0.35 mi9208+821714+251714+255389(Top 20%)881(Top 8%)881(Top 18%)
Finish26.22 mi1.02 mi9049+1591670+441670+445445(Top 20%)892(Top 8%)892(Top 18%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 42%
×21stories
+97ft-345ft

Overall

11302

Females

2512

F18-39

2512

5K→10K

3.1 - 6.2 mi

Top 41%
×5stories
+79ft-138ft

Overall

11048

Females

2335

F18-39

2335

10K→15K

6.2 - 9.3 mi

Top 42%
×3stories
+67ft-78ft

Overall

11302

Females

2512

F18-39

2512

15K→20K

9.3 - 12.4 mi

Top 39%
×5stories
+106ft-86ft

Overall

10513

Females

2145

F18-39

2145

20K→Half

12.4 - 13.1 mi

Top 40%
×2stories
+19ft-37ft

Overall

10636

Females

2174

F18-39

2174

Half→25K

13.1 - 15.5 mi

Top 38%
×4stories
+66ft-88ft

Overall

10238

Females

2101

F18-39

2101

25K→30K

15.5 - 18.6 mi

Top 34%
×9stories
+181ft-148ft

Overall

9086

Females

1736

F18-39

1736

30K→20M

18.6 - 20.0 mi

Top 34%
×5stories
+64ft-50ft

Overall

9080

Females

1820

F18-39

1820

20M→21M

20.0 - 21.0 mi

Top 27%
×8stories
+106ft-24ft

Overall

7182

Females

1207

F18-39

1207

21M→35K

21.0 - 21.8 mi

Top 27%
×7stories
+17ft-86ft

Overall

7088

Females

1141

F18-39

1141

35K→23M

21.8 - 23.0 mi

Top 27%
×5stories
+23ft-63ft

Overall

7130

Females

1227

F18-39

1227

23M→24M

23.0 - 24.0 mi

Top 25%
×6stories
+12ft-82ft

Overall

6660

Females

1142

F18-39

1142

24M→40K

24.0 - 24.9 mi

Top 25%
×1story
+6ft-20ft

Overall

6553

Females

1189

F18-39

1189

40K→25.2M

24.9 - 25.2 mi

Top 20%
×1story
+13ft-16ft

Overall

5389

Females

881

F18-39

881

25.2M→Finish

25.2 - 26.2 mi

Top 20%
×2stories
+22ft-21ft

Overall

5445

Females

892

F18-39

892

Passing Analysis

Category:
Athletes Passed
2272*
Passed By
1254
Net Change
+1018
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10067
5K → 10K115*603-488#10067#10555
10K → 15K108347-239#10555#10794
15K → 20K195116+79#10794#10715
20K → Half3226+6#10715#10709
Half → 25K18666+120#10709#10589
25K → 30K35232+320#10589#10269
30K → 20M134*28+106#10269#10163
20M → 21M234*7+227#10163#9936
21M → 35K1232+121#9936#9815
35K → 23M2188+210#9815#9605
23M → 24M1576+151#9605#9454
24M → 40K173*9+164#9454#9290
40K → 25.2M820+82#9290#9208
25.2M → Finish1634+159#9208#9049
TOTALS2272*1254+1018

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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