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BOSTON MARATHON 2024

Sona Nathwani

Bib: 17203•F

0:00
0:00
/ mi
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Overall
#0 / 25550
Gender (Female)
#0 / 10924
Division (F18-39)
#0 / 4660
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
7:42/mi
23:55
↑ 97↓ 3451.5%
10K· 6.21 mi
7:45/mi
48:00
↑ 79↓ 1380.4%
15K· 9.32 mi
8:13/mi
1:13:32
↑ 67↓ 78
20K· 12.43 mi
8:49/mi
1:40:55
↑ 106↓ 860.1%
Half· 13.11 mi
8:18/mi
1:46:35
↑ 19↓ 370.5%
25K· 15.53 mi
9:18/mi
2:09:07
↑ 66↓ 880.2%
30K· 18.64 mi
9:47/mi
2:39:31
↑ 181↓ 1480.2%
20M
10:14/mi
2:53:26
↑ 64↓ 500.2%
21M
12:21/mi
3:05:47
↑ 106↓ 241.6%
35K· 21.75 mi
10:30/mi
3:13:38
↑ 17↓ 861.7%
23M
10:37/mi
3:26:55
↑ 23↓ 630.6%
24M
9:59/mi
3:36:54
↓ 821.3%
40K· 24.85 mi
10:49/mi
3:46:09
↓ 200.3%
25.2M
12:54/mi
3:50:36
↑ 13↓ 160.2%
Finish· 26.22 mi
9:31/mi
4:00:18
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:46:35
Pace8:08 /mi
2nd Half
Distance13.11 mi
Time2:13:43
Pace10:12 /mi
📊Positive Split: 25.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:14:3323:557:4223:55
7:42
-
10K
6.21 mi11:38:3848:007:4324:05
7:45
+0:03
15K
9.32 mi12:04:101:13:327:5325:32
8:13
+0:28
20K
12.43 mi12:31:331:40:558:0727:23
8:49
+0:36
Half
13.11 mi12:37:131:46:358:085:40
8:18
-0:31
25K
15.53 mi12:59:452:09:078:1922:32
9:18
+1:00
30K
18.64 mi13:30:092:39:318:3330:24
9:47
+0:29
20M
20.00 mi13:44:042:53:268:4013:55
10:14
+0:27
21M
21.00 mi13:56:253:05:478:5112:21
12:21
+2:07
35K
21.75 mi14:04:163:13:388:547:51
10:30
-1:51
23M
23.00 mi14:17:333:26:559:0013:17
10:37
+0:07
24M
24.00 mi14:27:323:36:549:029:59
9:59
-0:38
40K
24.85 mi14:36:473:46:099:069:15
10:49
+0:50
25.2M
25.20 mi14:41:143:50:369:094:27
12:54
+2:05
Finish
26.22 mi14:50:564:00:189:109:42
9:31
-3:23

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

7:42 /mi

Average Pace

9:10 /mi

Slowest Pace

12:54 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:46:35

44% of race

Time at Steady Pace

1:34:23

39% of race

Time at Slower Pace

39:20

16% of race

Average Pace: 9:10 /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 mi11:14:3323:557:4223:55
7:42
#12322
10K
6.21 mi11:38:3848:007:4324:05
7:45
#12299
15K
9.32 mi12:04:101:13:327:5325:32
8:13
#13236
20K
12.43 mi12:31:331:40:558:0727:23
8:49
#14198
Half
13.11 mi12:37:131:46:358:085:40
8:18
#14219
25K
15.53 mi12:59:452:09:078:1922:32
9:18
#14708
30K
18.64 mi13:30:092:39:318:3330:24
9:47
#15138
20M
20.00 mi13:44:042:53:268:4013:55
10:14
#15352
21M
21.00 mi13:56:253:05:478:5112:21
12:21
#15796
35K
21.75 mi14:04:163:13:388:547:51
10:30
#15958
23M
23.00 mi14:17:333:26:559:0013:17
10:37
#16097
24M
24.00 mi14:27:323:36:549:029:59
9:59
#16092
40K
24.85 mi14:36:473:46:099:069:15
10:49
#16171
25.2M
25.20 mi14:41:143:50:369:094:27
12:54
#16251
Finish
26.22 mi14:50:564:00:189:109:42
9:31
#16282
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi123223320332014835(Top 58%)4871(Top 45%)4871(Top 105%)
10K6.21 mi3.10 mi12299+233343-233343-2312271(Top 48%)3335(Top 31%)3335(Top 72%)
15K9.32 mi3.11 mi13236-9373886-5433886-54314835(Top 58%)4871(Top 45%)4871(Top 105%)
20K12.43 mi3.11 mi14198-9624480-5944480-59416473(Top 64%)5875(Top 54%)5875(Top 126%)
Half13.11 mi0.68 mi14219-214501-214501-2114697(Top 58%)4881(Top 45%)4881(Top 105%)
25K15.53 mi2.42 mi14708-4894825-3244825-32416785(Top 66%)6141(Top 56%)6141(Top 132%)
30K18.64 mi3.11 mi15138-4305168-3435168-34316577(Top 65%)6284(Top 58%)6284(Top 135%)
20M20.00 mi1.36 mi15352-2145334-1665334-16617240(Top 67%)6840(Top 63%)6840(Top 147%)
21M21.00 mi1.00 mi15796-4445639-3055639-30519560(Top 77%)8099(Top 74%)8099(Top 174%)
35K21.75 mi0.75 mi15958-1625753-1145753-11418576(Top 73%)7620(Top 70%)7620(Top 164%)
23M23.00 mi1.25 mi16097-1395866-1135866-11317333(Top 68%)7075(Top 65%)7075(Top 152%)
24M24.00 mi1.00 mi16092+55894-285894-2816293(Top 64%)6590(Top 60%)6590(Top 141%)
40K24.85 mi0.85 mi16171-795961-675961-6717619(Top 69%)7324(Top 67%)7324(Top 157%)
25.2M25.20 mi0.35 mi16251-806028-676028-6719476(Top 76%)8251(Top 76%)8251(Top 177%)
Finish26.22 mi1.02 mi16282-316072-446072-4416624(Top 65%)6824(Top 62%)6824(Top 146%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 58%
×21story building
+97ft-345ft

Overall

14835

Females

4871

F18-39

4871

5K→10K

3.1 - 6.2 mi

Top 48%
×5story building
+79ft-138ft

Overall

12271

Females

3335

F18-39

3335

10K→15K

6.2 - 9.3 mi

Top 58%
×3story building
+67ft-78ft

Overall

14835

Females

4871

F18-39

4871

15K→20K

9.3 - 12.4 mi

Top 64%
×5story building
+106ft-86ft

Overall

16473

Females

5875

F18-39

5875

20K→Half

12.4 - 13.1 mi

Top 58%
×2story building
+19ft-37ft

Overall

14697

Females

4881

F18-39

4881

Half→25K

13.1 - 15.5 mi

Top 66%
×4story building
+66ft-88ft

Overall

16785

Females

6141

F18-39

6141

25K→30K

15.5 - 18.6 mi

Top 65%
×9story building
+181ft-148ft

Overall

16577

Females

6284

F18-39

6284

30K→20M

18.6 - 20.0 mi

Top 67%
×5story building
+64ft-50ft

Overall

17240

Females

6840

F18-39

6840

20M→21M

20.0 - 21.0 mi

Top 77%
×8story building
+106ft-24ft

Overall

19560

Females

8099

F18-39

8099

21M→35K

21.0 - 21.8 mi

Top 73%
×7story building
+17ft-86ft

Overall

18576

Females

7620

F18-39

7620

35K→23M

21.8 - 23.0 mi

Top 68%
×5story building
+23ft-63ft

Overall

17333

Females

7075

F18-39

7075

23M→24M

23.0 - 24.0 mi

Top 64%
×6story building
+12ft-82ft

Overall

16293

Females

6590

F18-39

6590

24M→40K

24.0 - 24.9 mi

Top 69%
×1story
+6ft-20ft

Overall

17619

Females

7324

F18-39

7324

40K→25.2M

24.9 - 25.2 mi

Top 76%
×1story
+13ft-16ft

Overall

19476

Females

8251

F18-39

8251

25.2M→Finish

25.2 - 26.2 mi

Top 65%
×2story building
+22ft-21ft

Overall

16624

Females

6824

F18-39

6824

Passing Analysis

Category:
Athletes Passed
1143
Passed By
5103
Net Change
-3960
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12322
5K → 10K299276+23#12322#12299
10K → 15K57994-937#12299#13236
15K → 20K711033-962#13236#14198
20K → Half3455-21#14198#14219
Half → 25K106595-489#14219#14708
25K → 30K144574-430#14708#15138
30K → 20M67281-214#15138#15352
20M → 21M31475-444#15352#15796
21M → 35K36198-162#15796#15958
35K → 23M71210-139#15958#16097
23M → 24M8782+5#16097#16092
24M → 40K57136-79#16092#16171
40K → 25.2M20100-80#16171#16251
25.2M → Finish6394-31#16251#16282
TOTALS11435103-3960
📊

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