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BOSTON MARATHON 2024

Nancy Marsillo

NJ

Bib: 26105 F

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Female)
#0 / 10924
Masters (Masters Women)
#0 / 6263
Division (F65-69)
#0 / 216
Race Day Weather
55°/45°F
scattered clouds

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
11:05/mi
34:26
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
12:46/mi
1:14:05
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
12:32/mi
1:53:01
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
12:54/mi
2:33:06
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
11:44/mi
2:41:06
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
13:37/mi
3:14:08
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
14:00/mi
3:57:39
↑ 181↓ 1480.2%
138 ft elev
20M
13:41/mi
4:16:15
↑ 64↓ 500.2%
148 ft elev
21M
14:33/mi
4:30:48
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
14:03/mi
4:41:19
↑ 17↓ 861.7%
156 ft elev
23M
13:34/mi
4:58:18
↑ 23↓ 630.6%
116 ft elev
24M
14:04/mi
5:12:22
↓ 821.3%
34 ft elev
40K· 24.85 mi
13:55/mi
5:24:16
↓ 200.3%
20 ft elev
25.2M
16:40/mi
5:30:01
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
12:10/mi
5:42:25
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

Half Splits

1st Half· via Half
2:41:0612:17 /mi⚡ faster
2nd Half
3:01:1913:50 /mi+12.5%
Positive split — 12.5% slower in the second half
Is this your race?

Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:51:4334:2611:0534:26
11:05
-
10K
6.21 mi12:31:221:14:0511:5539:39
12:46
+1:41
15K
9.32 mi13:10:181:53:0112:0838:56
12:32
-0:14
20K
12.43 mi13:50:232:33:0612:1940:05
12:54
+0:22
Half
13.11 mi13:58:232:41:0612:178:00
11:44
-1:10
25K
15.53 mi14:31:253:14:0812:3033:02
13:37
+1:53
30K
18.64 mi15:14:563:57:3912:4543:31
14:00
+0:23
20M
20.00 mi15:33:324:16:1512:4918:36
13:41
-0:19
21M
21.00 mi15:48:054:30:4812:5414:33
14:33
+0:52
35K
21.75 mi15:58:364:41:1912:5610:31
14:03
-0:30
23M
23.00 mi16:15:354:58:1812:5816:59
13:34
-0:29
24M
24.00 mi16:29:395:12:2213:0114:04
14:04
+0:30
40K
24.85 mi16:41:335:24:1613:0311:54
13:55
-0:09
25.2M
25.20 mi16:47:185:30:0113:065:45
16:40
+2:45
Finish
26.22 mi16:59:425:42:2513:0412:24
12:10
-4:30

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

11:05 /mi

Average Pace

13:04 /mi

Slowest Pace

16:40 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Segment Time Comparison

Time at Faster Pace

2:53:30

51% of race

Time at Steady Pace

2:28:37

43% of race

Time at Slower Pace

20:18

6% of race

Average Pace: 13:04 /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 mi11:51:4334:2611:0534:26
11:05
#24914
10K
6.21 mi12:31:221:14:0511:5539:39
12:46
#25283
15K
9.32 mi13:10:181:53:0112:0838:56
12:32
#25235
20K
12.43 mi13:50:232:33:0612:1940:05
12:54
#25168
Half
13.11 mi13:58:232:41:0612:178:00
11:44
#25142
25K
15.53 mi14:31:253:14:0812:3033:02
13:37
#25116
30K
18.64 mi15:14:563:57:3912:4543:31
14:00
#25008
20M
20.00 mi15:33:324:16:1512:4918:36
13:41
#24941
21M
21.00 mi15:48:054:30:4812:5414:33
14:33
#24893
35K
21.75 mi15:58:364:41:1912:5610:31
14:03
#24889
23M
23.00 mi16:15:354:58:1812:5816:59
13:34
#24854
24M
24.00 mi16:29:395:12:2213:0114:04
14:04
#24838
40K
24.85 mi16:41:335:24:1613:0311:54
13:55
#24822
25.2M
25.20 mi16:47:185:30:0113:065:45
16:40
#24833
Finish
26.22 mi16:59:425:42:2513:0412:24
12:10
#24816
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF65-69Seg. OverallSeg. FemalesSeg. F65-69
5K3.11 mi3.11 mi249141051010510250891062910629
10K6.21 mi3.10 mi25283-36910754-24410754-244254081084210842
15K9.32 mi3.11 mi25235+4810718+3610718+36250891062910629
20K12.43 mi3.11 mi25168+6710679+3910679+39247931048010480
Half13.11 mi0.68 mi25142+2610667+1210667+12243621025210252
25K15.53 mi2.42 mi25116+2610653+1410653+14246921046810468
30K18.64 mi3.11 mi25008+10810606+4710606+47242211027210272
20M20.00 mi1.36 mi24941+6710568+3810568+38236781008910089
21M21.00 mi1.00 mi24893+4810543+2510543+252305998179817
35K21.75 mi0.75 mi24889+410547-410547-4243361046110461
23M23.00 mi1.25 mi24854+3510536+1110536+112330399789978
24M24.00 mi1.00 mi24838+1610534+210534+2242381045910459
40K24.85 mi0.85 mi24822+1610531+310531+3235471018610186
25.2M25.20 mi0.35 mi24833-1110542-1110542-11244901057510575
Finish26.22 mi1.02 mi24816+1710544-210544-2234601014510145

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 98%
×21story building
+97ft-345ft

Overall

25089

Females

10629

F65-69

10629

5K→10K

3.1 - 6.2 mi

Top 99%
×5story building
+79ft-138ft

Overall

25408

Females

10842

F65-69

10842

10K→15K

6.2 - 9.3 mi

Top 98%
×3story building
+67ft-78ft

Overall

25089

Females

10629

F65-69

10629

15K→20K

9.3 - 12.4 mi

Top 97%
×5story building
+106ft-86ft

Overall

24793

Females

10480

F65-69

10480

20K→Half

12.4 - 13.1 mi

Top 95%
×2story building
+19ft-37ft

Overall

24362

Females

10252

F65-69

10252

Half→25K

13.1 - 15.5 mi

Top 97%
×4story building
+66ft-88ft

Overall

24692

Females

10468

F65-69

10468

25K→30K

15.5 - 18.6 mi

Top 95%
×9story building
+181ft-148ft

Overall

24221

Females

10272

F65-69

10272

30K→20M

18.6 - 20.0 mi

Top 93%
×5story building
+64ft-50ft

Overall

23678

Females

10089

F65-69

10089

20M→21M

20.0 - 21.0 mi

Top 90%
×8story building
+106ft-24ft

Overall

23059

Females

9817

F65-69

9817

21M→35K

21.0 - 21.8 mi

Top 95%
×7story building
+17ft-86ft

Overall

24336

Females

10461

F65-69

10461

35K→23M

21.8 - 23.0 mi

Top 91%
×5story building
+23ft-63ft

Overall

23303

Females

9978

F65-69

9978

23M→24M

23.0 - 24.0 mi

Top 95%
×6story building
+12ft-82ft

Overall

24238

Females

10459

F65-69

10459

24M→40K

24.0 - 24.9 mi

Top 92%
×1story
+6ft-20ft

Overall

23547

Females

10186

F65-69

10186

40K→25.2M

24.9 - 25.2 mi

Top 96%
×1story
+13ft-16ft

Overall

24490

Females

10575

F65-69

10575

25.2M→Finish

25.2 - 26.2 mi

Top 92%
×2story building
+22ft-21ft

Overall

23460

Females

10145

F65-69

10145

Passing Analysis

Category:
Athletes Passed
638
Passed By
540
Net Change
+98
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24914
5K → 10K5374-369#24914#25283
10K → 15K6719+48#25283#25235
15K → 20K8619+67#25235#25168
20K → Half282+26#25168#25142
Half → 25K5630+26#25142#25116
25K → 30K11810+108#25116#25008
30K → 20M736+67#25008#24941
20M → 21M535+48#24941#24893
21M → 35K2117+4#24893#24889
35K → 23M4611+35#24889#24854
23M → 24M2812+16#24854#24838
24M → 40K248+16#24838#24822
40K → 25.2M415-11#24822#24833
25.2M → Finish2912+17#24833#24816
TOTALS638540+98

Passing Charts

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