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BOSTON MARATHON 2024

Marianne Bialkowski

Bib: 23531•F

ON

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Female)
#0 / 10924
Masters (Masters Women)
#0 / 6263
Division (F60-64)
#0 / 549
Top 45%
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
9:42/mi
30:08
↑ 97↓ 3451.5%
10K· 6.21 mi
9:49/mi
1:00:37
↑ 79↓ 1380.4%
15K· 9.32 mi
9:47/mi
1:31:01
↑ 67↓ 78
20K· 12.43 mi
9:52/mi
2:01:40
↑ 106↓ 860.1%
Half· 13.11 mi
9:40/mi
2:08:16
↑ 19↓ 370.5%
25K· 15.53 mi
10:01/mi
2:32:33
↑ 66↓ 880.2%
30K· 18.64 mi
10:22/mi
3:04:47
↑ 181↓ 1480.2%
20M
10:28/mi
3:19:00
↑ 64↓ 500.2%
21M
10:59/mi
3:29:59
↑ 106↓ 241.6%
35K· 21.75 mi
10:15/mi
3:37:39
↑ 17↓ 861.7%
23M
10:42/mi
3:51:03
↑ 23↓ 630.6%
24M
10:45/mi
4:01:48
↓ 821.3%
40K· 24.85 mi
11:09/mi
4:11:20
↓ 200.3%
25.2M
12:51/mi
4:15:46
↑ 13↓ 160.2%
Finish· 26.22 mi
10:24/mi
4:26:22
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:08:16
Pace9:47 /mi
2nd Half
Distance13.11 mi
Time2:18:06
Pace10:32 /mi
📊Positive Split: 7.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:30:4630:089:4230:08
9:42
-
10K
6.21 mi12:01:151:00:379:4530:29
9:49
+0:07
15K
9.32 mi12:31:391:31:019:4630:24
9:47
-0:02
20K
12.43 mi13:02:182:01:409:4730:39
9:52
+0:05
Half
13.11 mi13:08:542:08:169:476:36
9:40
-0:12
25K
15.53 mi13:33:112:32:339:4924:17
10:01
+0:21
30K
18.64 mi14:05:253:04:479:5532:14
10:22
+0:21
20M
20.00 mi14:19:383:19:009:5714:13
10:28
+0:06
21M
21.00 mi14:30:373:29:5910:0010:59
10:59
+0:31
35K
21.75 mi14:38:173:37:3910:007:40
10:15
-0:44
23M
23.00 mi14:51:413:51:0310:0313:24
10:42
+0:27
24M
24.00 mi15:02:264:01:4810:0510:45
10:45
+0:03
40K
24.85 mi15:11:584:11:2010:079:32
11:09
+0:24
25.2M
25.20 mi15:16:244:15:4610:094:26
12:51
+1:42
Finish
26.22 mi15:27:004:26:2210:1010:36
10:24
-2:27

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

9:40 /mi

Average Pace

10:10 /mi

Slowest Pace

12:51 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:08:16

48% of race

Time at Steady Pace

1:53:09

42% of race

Time at Slower Pace

24:57

9% of race

Average Pace: 10:10 /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 mi11:30:4630:089:4230:08
9:42
#22275
10K
6.21 mi12:01:151:00:379:4530:29
9:49
#22202
15K
9.32 mi12:31:391:31:019:4630:24
9:47
#21920
20K
12.43 mi13:02:182:01:409:4730:39
9:52
#21441
Half
13.11 mi13:08:542:08:169:476:36
9:40
#21386
25K
15.53 mi13:33:112:32:339:4924:17
10:01
#20997
30K
18.64 mi14:05:253:04:479:5532:14
10:22
#20557
20M
20.00 mi14:19:383:19:009:5714:13
10:28
#20338
21M
21.00 mi14:30:373:29:5910:0010:59
10:59
#20116
35K
21.75 mi14:38:173:37:3910:007:40
10:15
#20013
23M
23.00 mi14:51:413:51:0310:0313:24
10:42
#19858
24M
24.00 mi15:02:264:01:4810:0510:45
10:45
#19784
40K
24.85 mi15:11:584:11:2010:079:32
11:09
#19733
25.2M
25.20 mi15:16:244:15:4610:094:26
12:51
#19715
Finish
26.22 mi15:27:004:26:2210:1010:36
10:24
#19707
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF60-64Seg. OverallSeg. FemalesSeg. F60-64
5K3.11 mi3.11 mi222759039903921407(Top 84%)8549(Top 78%)8549(Top 1557%)
10K6.21 mi3.10 mi22202+739004+359004+3522118(Top 87%)8981(Top 82%)8981(Top 1636%)
15K9.32 mi3.11 mi21920+2828861+1438861+14321407(Top 84%)8549(Top 78%)8549(Top 1557%)
20K12.43 mi3.11 mi21441+4798598+2638598+26320234(Top 79%)7948(Top 73%)7948(Top 1448%)
Half13.11 mi0.68 mi21386+558570+288570+2820603(Top 81%)8207(Top 75%)8207(Top 1495%)
25K15.53 mi2.42 mi20997+3898377+1938377+19319167(Top 75%)7470(Top 68%)7470(Top 1361%)
30K18.64 mi3.11 mi20557+4408182+1958182+19518463(Top 72%)7288(Top 67%)7288(Top 1328%)
20M20.00 mi1.36 mi20338+2198107+758107+7517900(Top 70%)7155(Top 65%)7155(Top 1303%)
21M21.00 mi1.00 mi20116+2228009+988009+9816322(Top 64%)6502(Top 60%)6502(Top 1184%)
35K21.75 mi0.75 mi20013+1037966+437966+4317904(Top 70%)7290(Top 67%)7290(Top 1328%)
23M23.00 mi1.25 mi19858+1557918+487918+4817592(Top 69%)7216(Top 66%)7216(Top 1314%)
24M24.00 mi1.00 mi19784+747891+277891+2718572(Top 73%)7746(Top 71%)7746(Top 1411%)
40K24.85 mi0.85 mi19733+517878+137878+1318495(Top 72%)7751(Top 71%)7751(Top 1412%)
25.2M25.20 mi0.35 mi19715+187880-27880-219370(Top 76%)8202(Top 75%)8202(Top 1494%)
Finish26.22 mi1.02 mi19707+87891-117891-1119741(Top 77%)8349(Top 76%)8349(Top 1521%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 84%
×21story building
+97ft-345ft

Overall

21407

Females

8549

F60-64

8549

5K→10K

3.1 - 6.2 mi

Top 87%
×5story building
+79ft-138ft

Overall

22118

Females

8981

F60-64

8981

10K→15K

6.2 - 9.3 mi

Top 84%
×3story building
+67ft-78ft

Overall

21407

Females

8549

F60-64

8549

15K→20K

9.3 - 12.4 mi

Top 79%
×5story building
+106ft-86ft

Overall

20234

Females

7948

F60-64

7948

20K→Half

12.4 - 13.1 mi

Top 81%
×2story building
+19ft-37ft

Overall

20603

Females

8207

F60-64

8207

Half→25K

13.1 - 15.5 mi

Top 75%
×4story building
+66ft-88ft

Overall

19167

Females

7470

F60-64

7470

25K→30K

15.5 - 18.6 mi

Top 72%
×9story building
+181ft-148ft

Overall

18463

Females

7288

F60-64

7288

30K→20M

18.6 - 20.0 mi

Top 70%
×5story building
+64ft-50ft

Overall

17900

Females

7155

F60-64

7155

20M→21M

20.0 - 21.0 mi

Top 64%
×8story building
+106ft-24ft

Overall

16322

Females

6502

F60-64

6502

21M→35K

21.0 - 21.8 mi

Top 70%
×7story building
+17ft-86ft

Overall

17904

Females

7290

F60-64

7290

35K→23M

21.8 - 23.0 mi

Top 69%
×5story building
+23ft-63ft

Overall

17592

Females

7216

F60-64

7216

23M→24M

23.0 - 24.0 mi

Top 73%
×6story building
+12ft-82ft

Overall

18572

Females

7746

F60-64

7746

24M→40K

24.0 - 24.9 mi

Top 72%
×1story
+6ft-20ft

Overall

18495

Females

7751

F60-64

7751

40K→25.2M

24.9 - 25.2 mi

Top 76%
×1story
+13ft-16ft

Overall

19370

Females

8202

F60-64

8202

25.2M→Finish

25.2 - 26.2 mi

Top 77%
×2story building
+22ft-21ft

Overall

19741

Females

8349

F60-64

8349

Passing Analysis

Category:
Athletes Passed
3013
Passed By
445
Net Change
+2568
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22275
5K → 10K246173+73#22275#22202
10K → 15K33957+282#22202#21920
15K → 20K49516+479#21920#21441
20K → Half6813+55#21441#21386
Half → 25K40213+389#21386#20997
25K → 30K45313+440#20997#20557
30K → 20M2245+219#20557#20338
20M → 21M2264+222#20338#20116
21M → 35K1096+103#20116#20013
35K → 23M16813+155#20013#19858
23M → 24M9925+74#19858#19784
24M → 40K8635+51#19784#19733
40K → 25.2M3517+18#19733#19715
25.2M → Finish6355+8#19715#19707
TOTALS3013445+2568
📊

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