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BOSTON MARATHON 2024

Erin Niemeyer

Bib: 19354•F

NV

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 49%
Gender (Female)
#0 / 10924
Top 36%
Masters (Masters Women)
#0 / 6263
Top 24%
Division (F45-49)
#0 / 1753
Top 29%
Race Day Weather
55°/45°F
scattered clouds

⏱️ 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
7:51/mi
24:22
↑ 97↓ 3451.5%
10K· 6.21 mi
7:59/mi
49:11
↑ 79↓ 1380.4%
15K· 9.32 mi
8:11/mi
1:14:37
↑ 67↓ 78
20K· 12.43 mi
8:25/mi
1:40:45
↑ 106↓ 860.1%
Half· 13.11 mi
8:10/mi
1:46:19
↑ 19↓ 370.5%
25K· 15.53 mi
8:47/mi
2:07:36
↑ 66↓ 880.2%
30K· 18.64 mi
8:58/mi
2:35:28
↑ 181↓ 1480.2%
20M
8:52/mi
2:47:31
↑ 64↓ 500.2%
21M
9:43/mi
2:57:14
↑ 106↓ 241.6%
35K· 21.75 mi
8:17/mi
3:03:26
↑ 17↓ 861.7%
23M
8:46/mi
3:14:25
↑ 23↓ 630.6%
24M
8:17/mi
3:22:42
↓ 821.3%
40K· 24.85 mi
8:31/mi
3:29:59
↓ 200.3%
25.2M
10:03/mi
3:33:27
↑ 13↓ 160.2%
Finish· 26.22 mi
8:19/mi
3:41:55
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:46:19
Pace8:07 /mi
2nd Half
Distance13.11 mi
Time1:55:36
Pace8:49 /mi
📊Positive Split: 8.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:19:3024:227:5124:22
7:51
-
10K
6.21 mi11:44:1949:117:5524:49
7:59
+0:08
15K
9.32 mi12:09:451:14:378:0025:26
8:11
+0:12
20K
12.43 mi12:35:531:40:458:0626:08
8:25
+0:14
Half
13.11 mi12:41:271:46:198:075:34
8:10
-0:15
25K
15.53 mi13:02:442:07:368:1321:17
8:47
+0:37
30K
18.64 mi13:30:362:35:288:2027:52
8:58
+0:11
20M
20.00 mi13:42:392:47:318:2312:03
8:52
-0:06
21M
21.00 mi13:52:222:57:148:269:43
9:43
+0:51
35K
21.75 mi13:58:343:03:268:266:12
8:17
-1:26
23M
23.00 mi14:09:333:14:258:2710:59
8:46
+0:29
24M
24.00 mi14:17:503:22:428:278:17
8:17
-0:29
40K
24.85 mi14:25:073:29:598:277:17
8:31
+0:14
25.2M
25.20 mi14:28:353:33:278:283:28
10:03
+1:32
Finish
26.22 mi14:37:033:41:558:288:28
8:19
-1:44

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

7:51 /mi

Average Pace

8:28 /mi

Slowest Pace

10:03 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

49:11

22% of race

Time at Steady Pace

1:27:22

39% of race

Time at Slower Pace

1:25:22

38% of race

Average Pace: 8:28 /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 mi11:19:3024:227:5124:22
7:51
#13444
10K
6.21 mi11:44:1949:117:5524:49
7:59
#13783
15K
9.32 mi12:09:451:14:378:0025:26
8:11
#14095
20K
12.43 mi12:35:531:40:458:0626:08
8:25
#14107
Half
13.11 mi12:41:271:46:198:075:34
8:10
#14081
25K
15.53 mi13:02:442:07:368:1321:17
8:47
#14133
30K
18.64 mi13:30:362:35:288:2027:52
8:58
#13853
20M
20.00 mi13:42:392:47:318:2312:03
8:52
#13626
21M
21.00 mi13:52:222:57:148:269:43
9:43
#13475
35K
21.75 mi13:58:343:03:268:266:12
8:17
#13285
23M
23.00 mi14:09:333:14:258:2710:59
8:46
#13039
24M
24.00 mi14:17:503:22:428:278:17
8:17
#12791
40K
24.85 mi14:25:073:29:598:277:17
8:31
#12568
25.2M
25.20 mi14:28:353:33:278:283:28
10:03
#12520
Finish
26.22 mi14:37:033:41:558:288:28
8:19
#12419
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi134443974397414650(Top 57%)4753(Top 44%)4753(Top 271%)
10K6.21 mi3.10 mi13783-3394200-2264200-22614109(Top 55%)4405(Top 40%)4405(Top 251%)
15K9.32 mi3.11 mi14095-3124398-1984398-19814650(Top 57%)4753(Top 44%)4753(Top 271%)
20K12.43 mi3.11 mi14107-124425-274425-2714316(Top 56%)4618(Top 42%)4618(Top 263%)
Half13.11 mi0.68 mi14081+264413+124413+1213811(Top 54%)4358(Top 40%)4358(Top 249%)
25K15.53 mi2.42 mi14133-524478-654478-6514463(Top 57%)4867(Top 45%)4867(Top 278%)
30K18.64 mi3.11 mi13853+2804391+874391+8713087(Top 51%)4327(Top 40%)4327(Top 247%)
20M20.00 mi1.36 mi13626+2274328+634328+6311462(Top 45%)3742(Top 34%)3742(Top 213%)
21M21.00 mi1.00 mi13475+1514302+264302+2611791(Top 46%)4152(Top 38%)4152(Top 237%)
35K21.75 mi0.75 mi13285+1904229+734229+739554(Top 37%)3002(Top 27%)3002(Top 171%)
23M23.00 mi1.25 mi13039+2464159+704159+709965(Top 39%)3380(Top 31%)3380(Top 193%)
24M24.00 mi1.00 mi12791+2484057+1024057+1028251(Top 32%)2615(Top 24%)2615(Top 149%)
40K24.85 mi0.85 mi12568+2233986+713986+718489(Top 33%)2822(Top 26%)2822(Top 161%)
25.2M25.20 mi0.35 mi12520+483977+93977+911188(Top 44%)4181(Top 38%)4181(Top 239%)
Finish26.22 mi1.02 mi12419+1013958+193958+1910425(Top 41%)3714(Top 34%)3714(Top 212%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 57%
×21story building
+97ft-345ft

Overall

14650

Females

4753

F45-49

4753

5K→10K

3.1 - 6.2 mi

Top 55%
×5story building
+79ft-138ft

Overall

14109

Females

4405

F45-49

4405

10K→15K

6.2 - 9.3 mi

Top 57%
×3story building
+67ft-78ft

Overall

14650

Females

4753

F45-49

4753

15K→20K

9.3 - 12.4 mi

Top 56%
×5story building
+106ft-86ft

Overall

14316

Females

4618

F45-49

4618

20K→Half

12.4 - 13.1 mi

Top 54%
×2story building
+19ft-37ft

Overall

13811

Females

4358

F45-49

4358

Half→25K

13.1 - 15.5 mi

Top 57%
×4story building
+66ft-88ft

Overall

14463

Females

4867

F45-49

4867

25K→30K

15.5 - 18.6 mi

Top 51%
×9story building
+181ft-148ft

Overall

13087

Females

4327

F45-49

4327

30K→20M

18.6 - 20.0 mi

Top 45%
×5story building
+64ft-50ft

Overall

11462

Females

3742

F45-49

3742

20M→21M

20.0 - 21.0 mi

Top 46%
×8story building
+106ft-24ft

Overall

11791

Females

4152

F45-49

4152

21M→35K

21.0 - 21.8 mi

Top 37%
×7story building
+17ft-86ft

Overall

9554

Females

3002

F45-49

3002

35K→23M

21.8 - 23.0 mi

Top 39%
×5story building
+23ft-63ft

Overall

9965

Females

3380

F45-49

3380

23M→24M

23.0 - 24.0 mi

Top 32%
×6story building
+12ft-82ft

Overall

8251

Females

2615

F45-49

2615

24M→40K

24.0 - 24.9 mi

Top 33%
×1story
+6ft-20ft

Overall

8489

Females

2822

F45-49

2822

40K→25.2M

24.9 - 25.2 mi

Top 44%
×1story
+13ft-16ft

Overall

11188

Females

4181

F45-49

4181

25.2M→Finish

25.2 - 26.2 mi

Top 41%
×2story building
+22ft-21ft

Overall

10425

Females

3714

F45-49

3714

Passing Analysis

Category:
Athletes Passed
2870
Passed By
1845
Net Change
+1025
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13444
5K → 10K186525-339#13444#13783
10K → 15K134446-312#13783#14095
15K → 20K252264-12#14095#14107
20K → Half5428+26#14107#14081
Half → 25K205257-52#14081#14133
25K → 30K415135+280#14133#13853
30K → 20M25326+227#13853#13626
20M → 21M22170+151#13626#13475
21M → 35K1944+190#13475#13285
35K → 23M27226+246#13285#13039
23M → 24M2502+248#13039#12791
24M → 40K23613+223#12791#12568
40K → 25.2M6517+48#12568#12520
25.2M → Finish13332+101#12520#12419
TOTALS28701845+1025
📊

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