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BOSTON MARATHON 2023

Anna Pire

Bib: 15271•F

WI

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 42%
Gender (Female)
#0 / 11423
Top 24%
Division (F18-39)
#0 / 4884
Top 40%
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
8:10/mi
25:21
↑ 97↓ 3451.5%
10K· 6.21 mi
7:53/mi
49:50
↑ 79↓ 1380.4%
15K· 9.32 mi
7:55/mi
1:14:25
↑ 67↓ 78
20K· 12.43 mi
7:52/mi
1:38:52
↑ 106↓ 860.1%
Half· 13.11 mi
7:52/mi
1:44:14
↑ 19↓ 370.5%
25K· 15.53 mi
7:51/mi
2:03:15
↑ 66↓ 880.2%
30K· 18.64 mi
7:56/mi
2:27:54
↑ 181↓ 1480.2%
20M
8:01/mi
2:38:47
↑ 64↓ 500.2%
21M
8:01/mi
2:46:48
↑ 106↓ 241.6%
35K· 21.75 mi
7:51/mi
2:52:40
↑ 17↓ 861.7%
23M
7:54/mi
3:02:33
↑ 23↓ 630.6%
24M
7:29/mi
3:10:02
↓ 821.3%
40K· 24.85 mi
7:37/mi
3:16:33
↓ 200.3%
25.2M
7:56/mi
3:19:17
↑ 13↓ 160.2%
Finish· 26.22 mi
7:30/mi
3:26:56
↑ 22↓ 21

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:44:14
Pace7:57 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:42:42
Pace7:50 /mi
📊Negative Split: 1.5% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:56:5225:218:1025:21
8:10
-
10K
6.21 mi11:21:2149:508:0124:29
7:53
-0:17
15K
9.32 mi11:45:561:14:257:5924:35
7:55
+0:02
20K
12.43 mi12:10:231:38:527:5724:27
7:52
-0:03
Half
13.11 mi12:15:451:44:147:575:22
7:52
0:00
25K
15.53 mi12:34:462:03:157:5619:01
7:51
-0:01
30K
18.64 mi12:59:252:27:547:5624:39
7:56
+0:05
20M
20.00 mi13:10:182:38:477:5610:53
8:01
+0:05
21M
21.00 mi13:18:192:46:487:578:01
8:01
0:00
35K
21.75 mi13:24:112:52:407:565:52
7:51
-0:10
23M
23.00 mi13:34:043:02:337:569:53
7:54
+0:03
24M
24.00 mi13:41:333:10:027:557:29
7:29
-0:25
40K
24.85 mi13:48:043:16:337:546:31
7:37
+0:08
25.2M
25.20 mi13:50:483:19:177:542:44
7:56
+0:19
Finish
26.22 mi13:58:273:26:567:547:39
7:30
-0:26

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

7:29 /mi

Average Pace

7:54 /mi

Slowest Pace

8:10 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

46:32

22% of race

Time at Steady Pace

2:40:24

78% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:54 /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 mi10:56:5225:218:1025:21
8:10
#15145
10K
6.21 mi11:21:2149:508:0124:29
7:53
#14523
15K
9.32 mi11:45:561:14:257:5924:35
7:55
#14252
20K
12.43 mi12:10:231:38:527:5724:27
7:52
#13737
Half
13.11 mi12:15:451:44:147:575:22
7:52
#13716
25K
15.53 mi12:34:462:03:157:5619:01
7:51
#13327
30K
18.64 mi12:59:252:27:547:5624:39
7:56
#12770
20M
20.00 mi13:10:182:38:477:5610:53
8:01
#12550
21M
21.00 mi13:18:192:46:487:578:01
8:01
#12209
35K
21.75 mi13:24:112:52:407:565:52
7:51
#12150
23M
23.00 mi13:34:043:02:337:569:53
7:54
#11948
24M
24.00 mi13:41:333:10:027:557:29
7:29
#11732
40K
24.85 mi13:48:043:16:337:546:31
7:37
#11550
25.2M
25.20 mi13:50:483:19:177:542:44
7:56
#11434
Finish
26.22 mi13:58:273:26:567:547:39
7:30
#11265
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi151454735473513674(Top 51%)3880(Top 34%)3880(Top 79%)
10K6.21 mi3.10 mi14523+6224354+3814354+38113812(Top 52%)3928(Top 34%)3928(Top 80%)
15K9.32 mi3.11 mi14252+2714207+1474207+14713674(Top 51%)3880(Top 34%)3880(Top 79%)
20K12.43 mi3.11 mi13737+5153927+2803927+28012342(Top 46%)3158(Top 28%)3158(Top 65%)
Half13.11 mi0.68 mi13716+213914+133914+1313313(Top 50%)3662(Top 32%)3662(Top 75%)
25K15.53 mi2.42 mi13327+3893701+2133701+21311468(Top 43%)2750(Top 24%)2750(Top 56%)
30K18.64 mi3.11 mi12770+5573412+2893412+28910409(Top 39%)2357(Top 21%)2357(Top 48%)
20M20.00 mi1.36 mi12550+2203303+1093303+10910382(Top 39%)2428(Top 21%)2428(Top 50%)
21M21.00 mi1.00 mi12209+3413130+1733130+1737397(Top 28%)1291(Top 11%)1291(Top 26%)
35K21.75 mi0.75 mi12150+593118+123118+1210993(Top 41%)2870(Top 25%)2870(Top 59%)
23M23.00 mi1.25 mi11948+2023029+893029+899075(Top 34%)2077(Top 18%)2077(Top 43%)
24M24.00 mi1.00 mi11732+2162912+1172912+1177638(Top 29%)1543(Top 14%)1543(Top 32%)
40K24.85 mi0.85 mi11550+1822840+722840+727501(Top 28%)1574(Top 14%)1574(Top 32%)
25.2M25.20 mi0.35 mi11434+1162791+492791+496198(Top 23%)1148(Top 10%)1148(Top 24%)
Finish26.22 mi1.02 mi11265+1692725+662725+668641(Top 32%)2091(Top 18%)2091(Top 43%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 51%
×21story building
+97ft-345ft

Overall

13674

Females

3880

F18-39

3880

5K→10K

3.1 - 6.2 mi

Top 52%
×5story building
+79ft-138ft

Overall

13812

Females

3928

F18-39

3928

10K→15K

6.2 - 9.3 mi

Top 51%
×3story building
+67ft-78ft

Overall

13674

Females

3880

F18-39

3880

15K→20K

9.3 - 12.4 mi

Top 46%
×5story building
+106ft-86ft

Overall

12342

Females

3158

F18-39

3158

20K→Half

12.4 - 13.1 mi

Top 50%
×2story building
+19ft-37ft

Overall

13313

Females

3662

F18-39

3662

Half→25K

13.1 - 15.5 mi

Top 43%
×4story building
+66ft-88ft

Overall

11468

Females

2750

F18-39

2750

25K→30K

15.5 - 18.6 mi

Top 39%
×9story building
+181ft-148ft

Overall

10409

Females

2357

F18-39

2357

30K→20M

18.6 - 20.0 mi

Top 39%
×5story building
+64ft-50ft

Overall

10382

Females

2428

F18-39

2428

20M→21M

20.0 - 21.0 mi

Top 28%
×8story building
+106ft-24ft

Overall

7397

Females

1291

F18-39

1291

21M→35K

21.0 - 21.8 mi

Top 41%
×7story building
+17ft-86ft

Overall

10993

Females

2870

F18-39

2870

35K→23M

21.8 - 23.0 mi

Top 34%
×5story building
+23ft-63ft

Overall

9075

Females

2077

F18-39

2077

23M→24M

23.0 - 24.0 mi

Top 29%
×6story building
+12ft-82ft

Overall

7638

Females

1543

F18-39

1543

24M→40K

24.0 - 24.9 mi

Top 28%
×1story
+6ft-20ft

Overall

7501

Females

1574

F18-39

1574

40K→25.2M

24.9 - 25.2 mi

Top 23%
×1story
+13ft-16ft

Overall

6198

Females

1148

F18-39

1148

25.2M→Finish

25.2 - 26.2 mi

Top 32%
×2story building
+22ft-21ft

Overall

8641

Females

2091

F18-39

2091

Passing Analysis

Category:
Athletes Passed
4163
Passed By
283
Net Change
+3880
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15145
5K → 10K70886+622#15145#14523
10K → 15K34675+271#14523#14252
15K → 20K53217+515#14252#13737
20K → Half3817+21#13737#13716
Half → 25K3967+389#13716#13327
25K → 30K57114+557#13327#12770
30K → 20M23717+220#12770#12550
20M → 21M3410+341#12550#12209
21M → 35K8122+59#12209#12150
35K → 23M2097+202#12150#11948
23M → 24M2215+216#11948#11732
24M → 40K1875+182#11732#11550
40K → 25.2M1160+116#11550#11434
25.2M → Finish18011+169#11434#11265
TOTALS4163283+3880
📊

Passing Visuals

Category:
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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing