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BOSTON MARATHON 2023

Danielle Henty

Bib: 12195•F

WA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 27%
Gender (Female)
#0 / 11423
Top 9%
Masters (Masters Women)
#0 / 6539
Top 3%
Division (F40-44)
#0 / 1878
Top 7%
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
7:36/mi
23:38
↑ 97↓ 3451.5%
10K· 6.21 mi
7:25/mi
46:39
↑ 79↓ 1380.4%
15K· 9.32 mi
7:17/mi
1:09:17
↑ 67↓ 78
20K· 12.43 mi
7:17/mi
1:31:54
↑ 106↓ 860.1%
Half· 13.11 mi
7:08/mi
1:36:46
↑ 19↓ 370.5%
25K· 15.53 mi
7:16/mi
1:54:23
↑ 66↓ 880.2%
30K· 18.64 mi
7:26/mi
2:17:28
↑ 181↓ 1480.2%
20M
7:22/mi
2:27:29
↑ 64↓ 500.2%
21M
7:49/mi
2:35:18
↑ 106↓ 241.6%
35K· 21.75 mi
6:58/mi
2:40:31
↑ 17↓ 861.7%
23M
7:29/mi
2:49:53
↑ 23↓ 630.6%
24M
7:10/mi
2:57:03
↓ 821.3%
40K· 24.85 mi
7:21/mi
3:03:20
↓ 200.3%
25.2M
7:56/mi
3:06:04
↑ 13↓ 160.2%
Finish· 26.22 mi
7:07/mi
3:13:19
↑ 22↓ 21

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:36:46
Pace7:23 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:36:33
Pace7:22 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:51:5923:387:3623:38
7:36
-
10K
6.21 mi11:15:0046:397:3023:01
7:25
-0:11
15K
9.32 mi11:37:381:09:177:2622:38
7:17
-0:08
20K
12.43 mi12:00:151:31:547:2422:37
7:17
0:00
Half
13.11 mi12:05:071:36:467:234:52
7:08
-0:09
25K
15.53 mi12:22:441:54:237:2217:37
7:16
+0:08
30K
18.64 mi12:45:492:17:287:2223:05
7:26
+0:10
20M
20.00 mi12:55:502:27:297:2210:01
7:22
-0:04
21M
21.00 mi13:03:392:35:187:247:49
7:49
+0:27
35K
21.75 mi13:08:522:40:317:235:13
6:58
-0:51
23M
23.00 mi13:18:142:49:537:239:22
7:29
+0:31
24M
24.00 mi13:25:242:57:037:237:10
7:10
-0:19
40K
24.85 mi13:31:413:03:207:236:17
7:21
+0:11
25.2M
25.20 mi13:34:253:06:047:232:44
7:56
+0:35
Finish
26.22 mi13:41:403:13:197:237:15
7:07
-0:49

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

6:58 /mi

Average Pace

7:23 /mi

Slowest Pace

7:56 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:02:46

95% of race

Time at Steady Pace

10:33

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:22 /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 mi10:51:5923:387:3623:38
7:36
#10599
10K
6.21 mi11:15:0046:397:3023:01
7:25
#10103
15K
9.32 mi11:37:381:09:177:2622:38
7:17
#9463
20K
12.43 mi12:00:151:31:547:2422:37
7:17
#8966
Half
13.11 mi12:05:071:36:467:234:52
7:08
#8870
25K
15.53 mi12:22:441:54:237:2217:37
7:16
#8540
30K
18.64 mi12:45:492:17:287:2223:05
7:26
#8190
20M
20.00 mi12:55:502:27:297:2210:01
7:22
#7968
21M
21.00 mi13:03:392:35:187:247:49
7:49
#7831
35K
21.75 mi13:08:522:40:317:235:13
6:58
#7704
23M
23.00 mi13:18:142:49:537:239:22
7:29
#7585
24M
24.00 mi13:25:242:57:037:237:10
7:10
#7466
40K
24.85 mi13:31:413:03:207:236:17
7:21
#7373
25.2M
25.20 mi13:34:253:06:047:232:44
7:56
#7350
Finish
26.22 mi13:41:403:13:197:237:15
7:07
#7253
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi10599213221328455(Top 32%)1235(Top 11%)1235(Top 66%)
10K6.21 mi3.10 mi10103+4961882+2501882+2509709(Top 36%)1694(Top 15%)1694(Top 90%)
15K9.32 mi3.11 mi9463+6401599+2831599+2838455(Top 32%)1235(Top 11%)1235(Top 66%)
20K12.43 mi3.11 mi8966+4971426+1731426+1737645(Top 29%)983(Top 9%)983(Top 52%)
Half13.11 mi0.68 mi8870+961384+421384+427449(Top 28%)906(Top 8%)906(Top 48%)
25K15.53 mi2.42 mi8540+3301276+1081276+1087084(Top 27%)866(Top 8%)866(Top 46%)
30K18.64 mi3.11 mi8190+3501188+881188+886780(Top 25%)858(Top 8%)858(Top 46%)
20M20.00 mi1.36 mi7968+2221119+691119+696059(Top 23%)720(Top 6%)720(Top 38%)
21M21.00 mi1.00 mi7831+1371083+361083+366286(Top 24%)878(Top 8%)878(Top 47%)
35K21.75 mi0.75 mi7704+1271049+341049+345243(Top 20%)564(Top 5%)564(Top 30%)
23M23.00 mi1.25 mi7585+1191028+211028+216337(Top 24%)933(Top 8%)933(Top 50%)
24M24.00 mi1.00 mi7466+1191015+131015+135592(Top 21%)751(Top 7%)751(Top 40%)
40K24.85 mi0.85 mi7373+931007+81007+85785(Top 22%)902(Top 8%)902(Top 48%)
25.2M25.20 mi0.35 mi7350+231009-21009-26153(Top 23%)1103(Top 10%)1103(Top 59%)
Finish26.22 mi1.02 mi7253+971002+71002+75922(Top 22%)1041(Top 9%)1041(Top 55%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 32%
×21story building
+97ft-345ft

Overall

8455

Females

1235

F40-44

1235

5K→10K

3.1 - 6.2 mi

Top 36%
×5story building
+79ft-138ft

Overall

9709

Females

1694

F40-44

1694

10K→15K

6.2 - 9.3 mi

Top 32%
×3story building
+67ft-78ft

Overall

8455

Females

1235

F40-44

1235

15K→20K

9.3 - 12.4 mi

Top 29%
×5story building
+106ft-86ft

Overall

7645

Females

983

F40-44

983

20K→Half

12.4 - 13.1 mi

Top 28%
×2story building
+19ft-37ft

Overall

7449

Females

906

F40-44

906

Half→25K

13.1 - 15.5 mi

Top 27%
×4story building
+66ft-88ft

Overall

7084

Females

866

F40-44

866

25K→30K

15.5 - 18.6 mi

Top 25%
×9story building
+181ft-148ft

Overall

6780

Females

858

F40-44

858

30K→20M

18.6 - 20.0 mi

Top 23%
×5story building
+64ft-50ft

Overall

6059

Females

720

F40-44

720

20M→21M

20.0 - 21.0 mi

Top 24%
×8story building
+106ft-24ft

Overall

6286

Females

878

F40-44

878

21M→35K

21.0 - 21.8 mi

Top 20%
×7story building
+17ft-86ft

Overall

5243

Females

564

F40-44

564

35K→23M

21.8 - 23.0 mi

Top 24%
×5story building
+23ft-63ft

Overall

6337

Females

933

F40-44

933

23M→24M

23.0 - 24.0 mi

Top 21%
×6story building
+12ft-82ft

Overall

5592

Females

751

F40-44

751

24M→40K

24.0 - 24.9 mi

Top 22%
×1story
+6ft-20ft

Overall

5785

Females

902

F40-44

902

40K→25.2M

24.9 - 25.2 mi

Top 23%
×1story
+13ft-16ft

Overall

6153

Females

1103

F40-44

1103

25.2M→Finish

25.2 - 26.2 mi

Top 22%
×2story building
+22ft-21ft

Overall

5922

Females

1041

F40-44

1041

Passing Analysis

Category:
Athletes Passed
3608*
Passed By
262
Net Change
+3346
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10599
5K → 10K614*118+496#10599#10103
10K → 15K655*15+640#10103#9463
15K → 20K5025+497#9463#8966
20K → Half960+96#8966#8870
Half → 25K3366+330#8870#8540
25K → 30K36212+350#8540#8190
30K → 20M2308+222#8190#7968
20M → 21M15215+137#7968#7831
21M → 35K1292+127#7831#7704
35K → 23M13819+119#7704#7585
23M → 24M13011+119#7585#7466
24M → 40K10411+93#7466#7373
40K → 25.2M3714+23#7373#7350
25.2M → Finish12326+97#7350#7253
TOTALS3608*262+3346

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

📊

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