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BOSTON MARATHON 2023

Emma Howe

Bib: 4769•F

MA

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 12%
Gender (Female)
#0 / 11423
Top 1%
Division (F18-39)
#0 / 4884
Top 3%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:31
Rank: #2897
Start → 5K
20:31 | 6:36/mi
10K· 6.21 mi
40:20
Rank: #2455 (+442)
5K → 10K
19:49 | 6:23/mi
15K· 9.32 mi
59:59
Rank: #2179 (+276)
10K → 15K
19:39 | 6:19/mi
20K· 12.43 mi
1:20:02
Rank: #2146 (+33)
15K → 20K
20:03 | 6:27/mi
Half· 13.11 mi
1:24:26
Rank: #2161 (-15)
20K → Half
4:24 | 6:27/mi
25K· 15.53 mi
1:40:25
Rank: #2227 (-66)
Half → 25K
15:59 | 6:36/mi
30K· 18.64 mi
2:02:00
Rank: #2447 (-220)
25K → 30K
21:35 | 6:57/mi
20M
2:11:42
Rank: #2567 (-120)
30K → 20M
9:42 | 7:08/mi
21M
2:19:31
Rank: #2707 (-140)
20M → 21M
7:49 | 7:49/mi
35K· 21.75 mi
2:24:58
Rank: #2858 (-151)
21M → 35K
5:27 | 7:17/mi
23M
2:34:05
Rank: #2993 (-135)
35K → 23M
9:07 | 7:17/mi
24M
2:41:06
Rank: #3063 (-70)
23M → 24M
7:01 | 7:01/mi
40K· 24.85 mi
2:47:27
Rank: #3179 (-116)
24M → 40K
6:21 | 7:26/mi
25.2M
2:50:03
Rank: #3181 (-2)
40K → 25.2M
2:36 | 7:32/mi
Finish· 26.22 mi
2:57:00
Rank: #3190 (-9)
25.2M → Finish
6:57 | 6:49/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:24:26
Pace6:26 /mi
2nd Half
Distance13.11 mi
Time1:32:34
Pace7:04 /mi
📊Positive Split: 9.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:1320:316:3620:31
6:36
-
10K
6.21 mi10:42:0240:206:2919:49
6:23
-0:13
15K
9.32 mi11:01:4159:596:2619:39
6:19
-0:04
20K
12.43 mi11:21:441:20:026:2620:03
6:27
+0:08
Half
13.11 mi11:26:081:24:266:264:24
6:27
0:00
25K
15.53 mi11:42:071:40:256:2815:59
6:36
+0:09
30K
18.64 mi12:03:422:02:006:3321:35
6:57
+0:21
20M
20.00 mi12:13:242:11:426:359:42
7:08
+0:11
21M
21.00 mi12:21:132:19:316:397:49
7:49
+0:41
35K
21.75 mi12:26:402:24:586:405:27
7:17
-0:32
23M
23.00 mi12:35:472:34:056:429:07
7:17
0:00
24M
24.00 mi12:42:482:41:066:437:01
7:01
-0:16
40K
24.85 mi12:49:092:47:276:446:21
7:26
+0:25
25.2M
25.20 mi12:51:452:50:036:452:36
7:32
+0:06
Finish
26.22 mi12:58:422:57:006:456:57
6:49
-0:43

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

6:19 /mi

Average Pace

6:45 /mi

Slowest Pace

7:49 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:40:25

57% of race

Time at Steady Pace

45:15

26% of race

Time at Slower Pace

31:20

18% of race

Average Pace: 6:45 /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 mi10:22:1320:316:3620:31
6:36
#2897
10K
6.21 mi10:42:0240:206:2919:49
6:23
#2455
15K
9.32 mi11:01:4159:596:2619:39
6:19
#2179
20K
12.43 mi11:21:441:20:026:2620:03
6:27
#2146
Half
13.11 mi11:26:081:24:266:264:24
6:27
#2161
25K
15.53 mi11:42:071:40:256:2815:59
6:36
#2227
30K
18.64 mi12:03:422:02:006:3321:35
6:57
#2447
20M
20.00 mi12:13:242:11:426:359:42
7:08
#2567
21M
21.00 mi12:21:132:19:316:397:49
7:49
#2707
35K
21.75 mi12:26:402:24:586:405:27
7:17
#2858
23M
23.00 mi12:35:472:34:056:429:07
7:17
#2993
24M
24.00 mi12:42:482:41:066:437:01
7:01
#3063
40K
24.85 mi12:49:092:47:276:446:21
7:26
#3179
25.2M
25.20 mi12:51:452:50:036:452:36
7:32
#3181
Finish
26.22 mi12:58:422:57:006:456:57
6:49
#3190
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi28971381381769(Top 7%)73(Top 0.6%)73(Top 1%)
10K6.21 mi3.10 mi2455+442110+28110+282141(Top 8%)88(Top 0.8%)88(Top 2%)
15K9.32 mi3.11 mi2179+27687+2387+231769(Top 7%)73(Top 0.6%)73(Top 1%)
20K12.43 mi3.11 mi2146+3388-188-12070(Top 8%)81(Top 0.7%)81(Top 2%)
Half13.11 mi0.68 mi2161-1588882546(Top 10%)104(Top 0.9%)104(Top 2%)
25K15.53 mi2.42 mi2227-6691-391-32682(Top 10%)114(Top 1.0%)114(Top 2%)
30K18.64 mi3.11 mi2447-220104-13104-134005(Top 15%)259(Top 2%)259(Top 5%)
20M20.00 mi1.36 mi2567-120113-9113-94821(Top 18%)418(Top 4%)418(Top 9%)
21M21.00 mi1.00 mi2707-140119-6119-66275(Top 24%)867(Top 8%)867(Top 18%)
35K21.75 mi0.75 mi2858-151131-12131-127056(Top 27%)1109(Top 10%)1109(Top 23%)
23M23.00 mi1.25 mi2993-135145-14145-145230(Top 20%)589(Top 5%)589(Top 12%)
24M24.00 mi1.00 mi3063-70156-11156-114781(Top 18%)507(Top 4%)507(Top 10%)
40K24.85 mi0.85 mi3179-116168-12168-126266(Top 24%)1062(Top 9%)1062(Top 22%)
25.2M25.20 mi0.35 mi3181-2167+1167+14132(Top 16%)458(Top 4%)458(Top 9%)
Finish26.22 mi1.02 mi3190-9169-2169-24213(Top 16%)499(Top 4%)499(Top 10%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 7%
×21stories
+97ft-345ft

Overall

1769

Females

73

F18-39

73

5K→10K

3.1 - 6.2 mi

Top 8%
×5stories
+79ft-138ft

Overall

2141

Females

88

F18-39

88

10K→15K

6.2 - 9.3 mi

Top 7%
×3stories
+67ft-78ft

Overall

1769

Females

73

F18-39

73

15K→20K

9.3 - 12.4 mi

Top 8%
×5stories
+106ft-86ft

Overall

2070

Females

81

F18-39

81

20K→Half

12.4 - 13.1 mi

Top 10%
×2stories
+19ft-37ft

Overall

2546

Females

104

F18-39

104

Half→25K

13.1 - 15.5 mi

Top 10%
×4stories
+66ft-88ft

Overall

2682

Females

114

F18-39

114

25K→30K

15.5 - 18.6 mi

Top 15%
×9stories
+181ft-148ft

Overall

4005

Females

259

F18-39

259

30K→20M

18.6 - 20.0 mi

Top 18%
×5stories
+64ft-50ft

Overall

4821

Females

418

F18-39

418

20M→21M

20.0 - 21.0 mi

Top 24%
×8stories
+106ft-24ft

Overall

6275

Females

867

F18-39

867

21M→35K

21.0 - 21.8 mi

Top 27%
×7stories
+17ft-86ft

Overall

7056

Females

1109

F18-39

1109

35K→23M

21.8 - 23.0 mi

Top 20%
×5stories
+23ft-63ft

Overall

5230

Females

589

F18-39

589

23M→24M

23.0 - 24.0 mi

Top 18%
×6stories
+12ft-82ft

Overall

4781

Females

507

F18-39

507

24M→40K

24.0 - 24.9 mi

Top 24%
×1story
+6ft-20ft

Overall

6266

Females

1062

F18-39

1062

40K→25.2M

24.9 - 25.2 mi

Top 16%
×1story
+13ft-16ft

Overall

4132

Females

458

F18-39

458

25.2M→Finish

25.2 - 26.2 mi

Top 16%
×2stories
+22ft-21ft

Overall

4213

Females

499

F18-39

499

Passing Analysis

Category:
Athletes Passed
1024
Passed By
1317
Net Change
-293
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2897
5K → 10K46927+442#2897#2455
10K → 15K2771+276#2455#2179
15K → 20K7744+33#2179#2146
20K → Half823-15#2146#2161
Half → 25K2490-66#2161#2227
25K → 30K20240-220#2227#2447
30K → 20M11131-120#2447#2567
20M → 21M11151-140#2567#2707
21M → 35K5156-151#2707#2858
35K → 23M23158-135#2858#2993
23M → 24M1989-70#2993#3063
24M → 40K13129-116#3063#3179
40K → 25.2M2527-2#3179#3181
25.2M → Finish4251-9#3181#3190
TOTALS10241317-293
📊

Passing Visuals

Category:
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🔥Passing Intensity

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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