Boston Marathon logo
BOSTON MARATHON 2023

Elizabeth Pehota

Bib: 17937•F

MA

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 26622
Top 39%
Gender (Female)
#0 / 11423
Top 20%
Division (F18-39)
#0 / 4884
Top 36%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ 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
7:54/mi
24:33
↑ 97↓ 3451.5%
10K· 6.21 mi
7:47/mi
48:44
↑ 79↓ 1380.4%
15K· 9.32 mi
7:41/mi
1:12:36
↑ 67↓ 78
20K· 12.43 mi
7:39/mi
1:36:21
↑ 106↓ 860.1%
Half· 13.11 mi
7:33/mi
1:41:30
↑ 19↓ 370.5%
25K· 15.53 mi
7:43/mi
2:00:12
↑ 66↓ 880.2%
30K· 18.64 mi
7:49/mi
2:24:28
↑ 181↓ 1480.2%
20M
7:48/mi
2:35:04
↑ 64↓ 500.2%
21M
8:09/mi
2:43:13
↑ 106↓ 241.6%
35K· 21.75 mi
7:55/mi
2:49:08
↑ 17↓ 861.7%
23M
7:51/mi
2:58:58
↑ 23↓ 630.6%
24M
7:42/mi
3:06:40
↓ 821.3%
40K· 24.85 mi
7:54/mi
3:13:25
↓ 200.3%
25.2M
8:48/mi
3:16:27
↑ 13↓ 160.2%
Finish· 26.22 mi
7:47/mi
3:24:23
↑ 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
Time1:41:30
Pace7:45 /mi
2nd Half
Distance13.11 mi
Time1:42:53
Pace7:51 /mi
📊Positive Split: 1.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:20:5724:337:5424:33
7:54
-
10K
6.21 mi11:45:0848:447:5124:11
7:47
-0:07
15K
9.32 mi12:09:001:12:367:4723:52
7:41
-0:06
20K
12.43 mi12:32:451:36:217:4523:45
7:39
-0:02
Half
13.11 mi12:37:541:41:307:455:09
7:33
-0:06
25K
15.53 mi12:56:362:00:127:4418:42
7:43
+0:10
30K
18.64 mi13:20:522:24:287:4524:16
7:49
+0:06
20M
20.00 mi13:31:282:35:047:4510:36
7:48
-0:01
21M
21.00 mi13:39:372:43:137:468:09
8:09
+0:21
35K
21.75 mi13:45:322:49:087:475:55
7:55
-0:14
23M
23.00 mi13:55:222:58:587:479:50
7:51
-0:04
24M
24.00 mi14:03:043:06:407:477:42
7:42
-0:09
40K
24.85 mi14:09:493:13:257:476:45
7:54
+0:12
25.2M
25.20 mi14:12:513:16:277:483:02
8:48
+0:54
Finish
26.22 mi14:20:473:24:237:487:56
7:47
-1:01

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

7:33 /mi

Average Pace

7:48 /mi

Slowest Pace

8:48 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:21:21

99% of race

Time at Steady Pace

3:02

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:48 /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 mi11:20:5724:337:5424:33
7:54
#13259
10K
6.21 mi11:45:0848:447:5124:11
7:47
#13124
15K
9.32 mi12:09:001:12:367:4723:52
7:41
#12576
20K
12.43 mi12:32:451:36:217:4523:45
7:39
#11994
Half
13.11 mi12:37:541:41:307:455:09
7:33
#11921
25K
15.53 mi12:56:362:00:127:4418:42
7:43
#11597
30K
18.64 mi13:20:522:24:287:4524:16
7:49
#11167
20M
20.00 mi13:31:282:35:047:4510:36
7:48
#10960
21M
21.00 mi13:39:372:43:137:468:09
8:09
#10795
35K
21.75 mi13:45:322:49:087:475:55
7:55
#10790
23M
23.00 mi13:55:222:58:587:479:50
7:51
#10646
24M
24.00 mi14:03:043:06:407:477:42
7:42
#10571
40K
24.85 mi14:09:493:13:257:476:45
7:54
#10495
25.2M
25.20 mi14:12:513:16:277:483:02
8:48
#10504
Finish
26.22 mi14:20:473:24:237:487:56
7:47
#10475
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi132593579357911705(Top 44%)2730(Top 24%)2730(Top 56%)
10K6.21 mi3.10 mi13124+1353518+613518+6112989(Top 49%)3418(Top 30%)3418(Top 70%)
15K9.32 mi3.11 mi12576+5483215+3033215+30311705(Top 44%)2730(Top 24%)2730(Top 56%)
20K12.43 mi3.11 mi11994+5822909+3062909+30610477(Top 39%)2135(Top 19%)2135(Top 44%)
Half13.11 mi0.68 mi11921+732866+432866+4310678(Top 40%)2216(Top 19%)2216(Top 45%)
25K15.53 mi2.42 mi11597+3242695+1712695+17110412(Top 39%)2189(Top 19%)2189(Top 45%)
30K18.64 mi3.11 mi11167+4302509+1862509+1869466(Top 36%)1918(Top 17%)1918(Top 39%)
20M20.00 mi1.36 mi10960+2072412+972412+978901(Top 33%)1768(Top 15%)1768(Top 36%)
21M21.00 mi1.00 mi10795+1652352+602352+608345(Top 31%)1671(Top 15%)1671(Top 34%)
35K21.75 mi0.75 mi10790+52367-152367-1511470(Top 43%)3110(Top 27%)3110(Top 64%)
23M23.00 mi1.25 mi10646+1442328+392328+398782(Top 33%)1929(Top 17%)1929(Top 39%)
24M24.00 mi1.00 mi10571+752316+122316+129119(Top 34%)2163(Top 19%)2163(Top 44%)
40K24.85 mi0.85 mi10495+762311+52311+59338(Top 35%)2320(Top 20%)2320(Top 48%)
25.2M25.20 mi0.35 mi10504-92322-112322-1111340(Top 43%)3352(Top 29%)3352(Top 69%)
Finish26.22 mi1.02 mi10475+292335-132335-1310588(Top 40%)2980(Top 26%)2980(Top 61%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 44%
×21story building
+97ft-345ft

Overall

11705

Females

2730

F18-39

2730

5K→10K

3.1 - 6.2 mi

Top 49%
×5story building
+79ft-138ft

Overall

12989

Females

3418

F18-39

3418

10K→15K

6.2 - 9.3 mi

Top 44%
×3story building
+67ft-78ft

Overall

11705

Females

2730

F18-39

2730

15K→20K

9.3 - 12.4 mi

Top 39%
×5story building
+106ft-86ft

Overall

10477

Females

2135

F18-39

2135

20K→Half

12.4 - 13.1 mi

Top 40%
×2story building
+19ft-37ft

Overall

10678

Females

2216

F18-39

2216

Half→25K

13.1 - 15.5 mi

Top 39%
×4story building
+66ft-88ft

Overall

10412

Females

2189

F18-39

2189

25K→30K

15.5 - 18.6 mi

Top 36%
×9story building
+181ft-148ft

Overall

9466

Females

1918

F18-39

1918

30K→20M

18.6 - 20.0 mi

Top 33%
×5story building
+64ft-50ft

Overall

8901

Females

1768

F18-39

1768

20M→21M

20.0 - 21.0 mi

Top 31%
×8story building
+106ft-24ft

Overall

8345

Females

1671

F18-39

1671

21M→35K

21.0 - 21.8 mi

Top 43%
×7story building
+17ft-86ft

Overall

11470

Females

3110

F18-39

3110

35K→23M

21.8 - 23.0 mi

Top 33%
×5story building
+23ft-63ft

Overall

8782

Females

1929

F18-39

1929

23M→24M

23.0 - 24.0 mi

Top 34%
×6story building
+12ft-82ft

Overall

9119

Females

2163

F18-39

2163

24M→40K

24.0 - 24.9 mi

Top 35%
×1story
+6ft-20ft

Overall

9338

Females

2320

F18-39

2320

40K→25.2M

24.9 - 25.2 mi

Top 43%
×1story
+13ft-16ft

Overall

11340

Females

3352

F18-39

3352

25.2M→Finish

25.2 - 26.2 mi

Top 40%
×2story building
+22ft-21ft

Overall

10588

Females

2980

F18-39

2980

Passing Analysis

Category:
Athletes Passed
3387*
Passed By
603
Net Change
+2784
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13259
5K → 10K384249+135#13259#13124
10K → 15K59143+548#13124#12576
15K → 20K59412+582#12576#11994
20K → Half774+73#11994#11921
Half → 25K34723+324#11921#11597
25K → 30K45323+430#11597#11167
30K → 20M219*12+207#11167#10960
20M → 21M17712+165#10960#10795
21M → 35K5146+5#10795#10790
35K → 23M16521+144#10790#10646
23M → 24M10631+75#10646#10571
24M → 40K10933+76#10571#10495
40K → 25.2M2534-9#10495#10504
25.2M → Finish8960+29#10504#10475
TOTALS3387*603+2784

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

📊

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