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BOSTON MARATHON 2024

Nina Armstrong

Bib: 12151•F

NY

0:00
0:00
/ mi
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Overall
#0 / 25550
Top 30%
Gender (Female)
#0 / 10924
Top 15%
Division (F18-39)
#0 / 4660
Top 27%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:34
Rank: #8917
Start → 5K
22:34 | 7:16/mi
10K· 6.21 mi
45:22
Rank: #8916 (+1)
5K → 10K
22:48 | 7:20/mi
15K· 9.32 mi
1:08:09
Rank: #8702 (+214)
10K → 15K
22:47 | 7:20/mi
20K· 12.43 mi
1:30:58
Rank: #8267 (+435)
15K → 20K
22:49 | 7:21/mi
Half· 13.11 mi
1:35:54
Rank: #8208 (+59)
20K → Half
4:56 | 7:14/mi
25K· 15.53 mi
1:54:28
Rank: #8092 (+116)
Half → 25K
18:34 | 7:39/mi
30K· 18.64 mi
2:19:51
Rank: #8163 (-71)
25K → 30K
25:23 | 8:10/mi
20M
2:31:07
Rank: #8143 (+20)
30K → 20M
11:16 | 8:17/mi
21M
2:40:13
Rank: #8104 (+39)
20M → 21M
9:06 | 9:06/mi
35K· 21.75 mi
2:46:14
Rank: #8061 (+43)
21M → 35K
6:01 | 8:03/mi
23M
2:56:42
Rank: #7937 (+124)
35K → 23M
10:28 | 8:22/mi
24M
3:05:13
Rank: #7951 (-14)
23M → 24M
8:31 | 8:31/mi
40K· 24.85 mi
3:12:18
Rank: #7872 (+79)
24M → 40K
7:05 | 8:17/mi
25.2M
3:15:23
Rank: #7809 (+63)
40K → 25.2M
3:05 | 8:56/mi
Finish· 26.22 mi
3:23:00
Rank: #7652 (+157)
25.2M → Finish
7:37 | 7:28/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:35:54
Pace7:19 /mi
2nd Half
Distance13.11 mi
Time1:47:06
Pace8:10 /mi
📊Positive Split: 11.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:51:4122:347:1622:34
7:16
-
10K
6.21 mi11:14:2945:227:1822:48
7:20
+0:04
15K
9.32 mi11:37:161:08:097:1922:47
7:20
0:00
20K
12.43 mi12:00:051:30:587:1922:49
7:21
+0:01
Half
13.11 mi12:05:011:35:547:194:56
7:14
-0:07
25K
15.53 mi12:23:351:54:287:2218:34
7:39
+0:25
30K
18.64 mi12:48:582:19:517:3025:23
8:10
+0:31
20M
20.00 mi13:00:142:31:077:3311:16
8:17
+0:07
21M
21.00 mi13:09:202:40:137:389:06
9:06
+0:49
35K
21.75 mi13:15:212:46:147:396:01
8:03
-1:03
23M
23.00 mi13:25:492:56:427:4110:28
8:22
+0:19
24M
24.00 mi13:34:203:05:137:438:31
8:31
+0:09
40K
24.85 mi13:41:253:12:187:447:05
8:17
-0:14
25.2M
25.20 mi13:44:303:15:237:453:05
8:56
+0:39
Finish
26.22 mi13:52:073:23:007:457:37
7:28
-1:28

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

7:14 /mi

Average Pace

7:45 /mi

Slowest Pace

9:06 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:02:05

60% of race

Time at Steady Pace

49:45

25% of race

Time at Slower Pace

31:10

15% of race

Average Pace: 7:45 /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 mi10:51:4122:347:1622:34
7:16
#8917
10K
6.21 mi11:14:2945:227:1822:48
7:20
#8916
15K
9.32 mi11:37:161:08:097:1922:47
7:20
#8702
20K
12.43 mi12:00:051:30:587:1922:49
7:21
#8267
Half
13.11 mi12:05:011:35:547:194:56
7:14
#8208
25K
15.53 mi12:23:351:54:287:2218:34
7:39
#8092
30K
18.64 mi12:48:582:19:517:3025:23
8:10
#8163
20M
20.00 mi13:00:142:31:077:3311:16
8:17
#8143
21M
21.00 mi13:09:202:40:137:389:06
9:06
#8104
35K
21.75 mi13:15:212:46:147:396:01
8:03
#8061
23M
23.00 mi13:25:492:56:427:4110:28
8:22
#7937
24M
24.00 mi13:34:203:05:137:438:31
8:31
#7951
40K
24.85 mi13:41:253:12:187:447:05
8:17
#7872
25.2M
25.20 mi13:44:303:15:237:453:05
8:56
#7809
Finish
26.22 mi13:52:073:23:007:457:37
7:28
#7652
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi8917154515458403(Top 33%)1426(Top 13%)1426(Top 31%)
10K6.21 mi3.10 mi8916+11582-371582-378982(Top 35%)1638(Top 15%)1638(Top 35%)
15K9.32 mi3.11 mi8702+2141509+731509+738403(Top 33%)1426(Top 13%)1426(Top 31%)
20K12.43 mi3.11 mi8267+4351352+1571352+1577290(Top 29%)1113(Top 10%)1113(Top 24%)
Half13.11 mi0.68 mi8208+591331+211331+217246(Top 28%)1094(Top 10%)1094(Top 23%)
25K15.53 mi2.42 mi8092+1161328+31328+38029(Top 31%)1568(Top 14%)1568(Top 34%)
30K18.64 mi3.11 mi8163-711455-1271455-1278845(Top 35%)2133(Top 20%)2133(Top 46%)
20M20.00 mi1.36 mi8143+201496-411496-418341(Top 33%)2150(Top 20%)2150(Top 46%)
21M21.00 mi1.00 mi8104+391536-401536-409039(Top 35%)2710(Top 25%)2710(Top 58%)
35K21.75 mi0.75 mi8061+431546-101546-108069(Top 32%)2245(Top 21%)2245(Top 48%)
23M23.00 mi1.25 mi7937+1241548-21548-27690(Top 30%)2234(Top 20%)2234(Top 48%)
24M24.00 mi1.00 mi7951-141600-521600-529559(Top 37%)3214(Top 29%)3214(Top 69%)
40K24.85 mi0.85 mi7872+791609-91609-97254(Top 28%)2252(Top 21%)2252(Top 48%)
25.2M25.20 mi0.35 mi7809+631602+71602+76326(Top 25%)1857(Top 17%)1857(Top 40%)
Finish26.22 mi1.02 mi7652+1571591+111591+115516(Top 22%)1414(Top 13%)1414(Top 30%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 33%
×21stories
+97ft-345ft

Overall

8403

Females

1426

F18-39

1426

5K→10K

3.1 - 6.2 mi

Top 35%
×5stories
+79ft-138ft

Overall

8982

Females

1638

F18-39

1638

10K→15K

6.2 - 9.3 mi

Top 33%
×3stories
+67ft-78ft

Overall

8403

Females

1426

F18-39

1426

15K→20K

9.3 - 12.4 mi

Top 29%
×5stories
+106ft-86ft

Overall

7290

Females

1113

F18-39

1113

20K→Half

12.4 - 13.1 mi

Top 28%
×2stories
+19ft-37ft

Overall

7246

Females

1094

F18-39

1094

Half→25K

13.1 - 15.5 mi

Top 31%
×4stories
+66ft-88ft

Overall

8029

Females

1568

F18-39

1568

25K→30K

15.5 - 18.6 mi

Top 35%
×9stories
+181ft-148ft

Overall

8845

Females

2133

F18-39

2133

30K→20M

18.6 - 20.0 mi

Top 33%
×5stories
+64ft-50ft

Overall

8341

Females

2150

F18-39

2150

20M→21M

20.0 - 21.0 mi

Top 35%
×8stories
+106ft-24ft

Overall

9039

Females

2710

F18-39

2710

21M→35K

21.0 - 21.8 mi

Top 32%
×7stories
+17ft-86ft

Overall

8069

Females

2245

F18-39

2245

35K→23M

21.8 - 23.0 mi

Top 30%
×5stories
+23ft-63ft

Overall

7690

Females

2234

F18-39

2234

23M→24M

23.0 - 24.0 mi

Top 37%
×6stories
+12ft-82ft

Overall

9559

Females

3214

F18-39

3214

24M→40K

24.0 - 24.9 mi

Top 28%
×1story
+6ft-20ft

Overall

7254

Females

2252

F18-39

2252

40K→25.2M

24.9 - 25.2 mi

Top 25%
×1story
+13ft-16ft

Overall

6326

Females

1857

F18-39

1857

25.2M→Finish

25.2 - 26.2 mi

Top 22%
×2stories
+22ft-21ft

Overall

5516

Females

1414

F18-39

1414

Passing Analysis

Category:
Athletes Passed
2547
Passed By
1282
Net Change
+1265
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8917
5K → 10K228227+1#8917#8916
10K → 15K30692+214#8916#8702
15K → 20K45621+435#8702#8267
20K → Half678+59#8267#8208
Half → 25K245129+116#8208#8092
25K → 30K243314-71#8092#8163
30K → 20M135115+20#8163#8143
20M → 21M140101+39#8143#8104
21M → 35K8845+43#8104#8061
35K → 23M18359+124#8061#7937
23M → 24M88102-14#7937#7951
24M → 40K12142+79#7951#7872
40K → 25.2M7310+63#7872#7809
25.2M → Finish17417+157#7809#7652
TOTALS25471282+1265
📊

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