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BOSTON MARATHON 2024

Deborah Smrcina

Bib: 10736•F

MA

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 41%
Gender (Female)
#0 / 10924
Top 27%
Masters (Masters Women)
#0 / 6263
Top 15%
Division (F45-49)
#0 / 1753
Top 17%
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
7:53/mi
24:29
↑ 97↓ 3451.5%
10K· 6.21 mi
8:03/mi
49:31
↑ 79↓ 1380.4%
15K· 9.32 mi
7:53/mi
1:14:01
↑ 67↓ 78
20K· 12.43 mi
7:54/mi
1:38:34
↑ 106↓ 860.1%
Half· 13.11 mi
7:49/mi
1:43:54
↑ 19↓ 370.5%
25K· 15.53 mi
8:09/mi
2:03:39
↑ 66↓ 880.2%
30K· 18.64 mi
8:14/mi
2:29:15
↑ 181↓ 1480.2%
20M
8:12/mi
2:40:24
↑ 64↓ 500.2%
21M
8:56/mi
2:49:20
↑ 106↓ 241.6%
35K· 21.75 mi
8:17/mi
2:55:32
↑ 17↓ 861.7%
23M
8:40/mi
3:06:23
↑ 23↓ 630.6%
24M
8:31/mi
3:14:54
↓ 821.3%
40K· 24.85 mi
8:39/mi
3:22:18
↓ 200.3%
25.2M
9:28/mi
3:25:34
↑ 13↓ 160.2%
Finish· 26.22 mi
8:28/mi
3:34:12
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:43:54
Pace7:56 /mi
2nd Half
Distance13.11 mi
Time1:50:18
Pace8:25 /mi
📊Positive Split: 6.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:51:4224:297:5324:29
7:53
-
10K
6.21 mi11:16:4449:317:5825:02
8:03
+0:10
15K
9.32 mi11:41:141:14:017:5624:30
7:53
-0:10
20K
12.43 mi12:05:471:38:347:5624:33
7:54
+0:01
Half
13.11 mi12:11:071:43:547:565:20
7:49
-0:05
25K
15.53 mi12:30:522:03:397:5819:45
8:09
+0:20
30K
18.64 mi12:56:282:29:158:0025:36
8:14
+0:05
20M
20.00 mi13:07:372:40:248:0111:09
8:12
-0:02
21M
21.00 mi13:16:332:49:208:048:56
8:56
+0:44
35K
21.75 mi13:22:452:55:328:046:12
8:17
-0:39
23M
23.00 mi13:33:363:06:238:0610:51
8:40
+0:23
24M
24.00 mi13:42:073:14:548:078:31
8:31
-0:09
40K
24.85 mi13:49:313:22:188:087:24
8:39
+0:08
25.2M
25.20 mi13:52:473:25:348:093:16
9:28
+0:49
Finish
26.22 mi14:01:253:34:128:118:38
8:28
-1:00

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

7:49 /mi

Average Pace

8:11 /mi

Slowest Pace

9:28 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:18:52

37% of race

Time at Steady Pace

1:27:44

41% of race

Time at Slower Pace

47:36

22% of race

Average Pace: 8:10 /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 mi10:51:4224:297:5324:29
7:53
#13735
10K
6.21 mi11:16:4449:317:5825:02
8:03
#14185
15K
9.32 mi11:41:141:14:017:5624:30
7:53
#13625
20K
12.43 mi12:05:471:38:347:5624:33
7:54
#12869
Half
13.11 mi12:11:071:43:547:565:20
7:49
#12801
25K
15.53 mi12:30:522:03:397:5819:45
8:09
#12410
30K
18.64 mi12:56:282:29:158:0025:36
8:14
#11708
20M
20.00 mi13:07:372:40:248:0111:09
8:12
#11336
21M
21.00 mi13:16:332:49:208:048:56
8:56
#11060
35K
21.75 mi13:22:452:55:328:046:12
8:17
#10949
23M
23.00 mi13:33:363:06:238:0610:51
8:40
#10825
24M
24.00 mi13:42:073:14:548:078:31
8:31
#10724
40K
24.85 mi13:49:313:22:188:087:24
8:39
#10612
25.2M
25.20 mi13:52:473:25:348:093:16
9:28
#10562
Finish
26.22 mi14:01:253:34:128:118:38
8:28
#10582
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi137354137413712575(Top 49%)3557(Top 33%)3557(Top 203%)
10K6.21 mi3.10 mi14185-4504446-3094446-30914606(Top 57%)4683(Top 43%)4683(Top 267%)
15K9.32 mi3.11 mi13625+5604132+3144132+31412575(Top 49%)3557(Top 33%)3557(Top 203%)
20K12.43 mi3.11 mi12869+7563697+4353697+43511151(Top 44%)2891(Top 26%)2891(Top 165%)
Half13.11 mi0.68 mi12801+683670+273670+2711515(Top 45%)3083(Top 28%)3083(Top 176%)
25K15.53 mi2.42 mi12410+3913486+1843486+18411067(Top 43%)2998(Top 27%)2998(Top 171%)
30K18.64 mi3.11 mi11708+7023194+2923194+2929246(Top 36%)2341(Top 21%)2341(Top 134%)
20M20.00 mi1.36 mi11336+3723057+1373057+1377900(Top 31%)1938(Top 18%)1938(Top 111%)
21M21.00 mi1.00 mi11060+2762961+962961+968299(Top 32%)2344(Top 21%)2344(Top 134%)
35K21.75 mi0.75 mi10949+1112950+112950+119522(Top 37%)2970(Top 27%)2970(Top 169%)
23M23.00 mi1.25 mi10825+1242942+82942+89391(Top 37%)3074(Top 28%)3074(Top 175%)
24M24.00 mi1.00 mi10724+1012940+22940+29571(Top 37%)3226(Top 30%)3226(Top 184%)
40K24.85 mi0.85 mi10612+1122935+52935+59181(Top 36%)3175(Top 29%)3175(Top 181%)
25.2M25.20 mi0.35 mi10562+502929+62929+68671(Top 34%)2995(Top 27%)2995(Top 171%)
Finish26.22 mi1.02 mi10582-202982-532982-5311362(Top 44%)4149(Top 38%)4149(Top 237%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 49%
×21story building
+97ft-345ft

Overall

12575

Females

3557

F45-49

3557

5K→10K

3.1 - 6.2 mi

Top 57%
×5story building
+79ft-138ft

Overall

14606

Females

4683

F45-49

4683

10K→15K

6.2 - 9.3 mi

Top 49%
×3story building
+67ft-78ft

Overall

12575

Females

3557

F45-49

3557

15K→20K

9.3 - 12.4 mi

Top 44%
×5story building
+106ft-86ft

Overall

11151

Females

2891

F45-49

2891

20K→Half

12.4 - 13.1 mi

Top 45%
×2story building
+19ft-37ft

Overall

11515

Females

3083

F45-49

3083

Half→25K

13.1 - 15.5 mi

Top 43%
×4story building
+66ft-88ft

Overall

11067

Females

2998

F45-49

2998

25K→30K

15.5 - 18.6 mi

Top 36%
×9story building
+181ft-148ft

Overall

9246

Females

2341

F45-49

2341

30K→20M

18.6 - 20.0 mi

Top 31%
×5story building
+64ft-50ft

Overall

7900

Females

1938

F45-49

1938

20M→21M

20.0 - 21.0 mi

Top 32%
×8story building
+106ft-24ft

Overall

8299

Females

2344

F45-49

2344

21M→35K

21.0 - 21.8 mi

Top 37%
×7story building
+17ft-86ft

Overall

9522

Females

2970

F45-49

2970

35K→23M

21.8 - 23.0 mi

Top 37%
×5story building
+23ft-63ft

Overall

9391

Females

3074

F45-49

3074

23M→24M

23.0 - 24.0 mi

Top 37%
×6story building
+12ft-82ft

Overall

9571

Females

3226

F45-49

3226

24M→40K

24.0 - 24.9 mi

Top 36%
×1story
+6ft-20ft

Overall

9181

Females

3175

F45-49

3175

40K→25.2M

24.9 - 25.2 mi

Top 34%
×1story
+13ft-16ft

Overall

8671

Females

2995

F45-49

2995

25.2M→Finish

25.2 - 26.2 mi

Top 44%
×2story building
+22ft-21ft

Overall

11362

Females

4149

F45-49

4149

Passing Analysis

Category:
Athletes Passed
4215*
Passed By
1062
Net Change
+3153
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13735
5K → 10K151601-450#13735#14185
10K → 15K58626+560#14185#13625
15K → 20K77216+756#13625#12869
20K → Half8214+68#12869#12801
Half → 25K44049+391#12801#12410
25K → 30K72624+702#12410#11708
30K → 20M3786+372#11708#11336
20M → 21M30327+276#11336#11060
21M → 35K14736+111#11060#10949
35K → 23M18965+124#10949#10825
23M → 24M14948+101#10825#10724
24M → 40K148*36+112#10724#10612
40K → 25.2M6616+50#10612#10562
25.2M → Finish7898-20#10562#10582
TOTALS4215*1062+3153

* 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