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BOSTON MARATHON 2024

Jelka Jonker

Bib: 23320•F

TX

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

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
9:49/mi
30:29
↑ 97↓ 3451.5%
10K· 6.21 mi
9:53/mi
1:01:11
↑ 79↓ 1380.4%
15K· 9.32 mi
9:56/mi
1:32:04
↑ 67↓ 78
20K· 12.43 mi
10:00/mi
2:03:07
↑ 106↓ 860.1%
Half· 13.11 mi
9:52/mi
2:09:51
↑ 19↓ 370.5%
25K· 15.53 mi
10:26/mi
2:35:08
↑ 66↓ 880.2%
30K· 18.64 mi
12:37/mi
3:14:20
↑ 181↓ 1480.2%
20M
13:14/mi
3:32:19
↑ 64↓ 500.2%
21M
16:41/mi
3:49:00
↑ 106↓ 241.6%
35K· 21.75 mi
11:04/mi
3:57:17
↑ 17↓ 861.7%
23M
12:37/mi
4:13:05
↑ 23↓ 630.6%
24M
10:55/mi
4:24:00
↓ 821.3%
40K· 24.85 mi
12:09/mi
4:34:23
↓ 200.3%
25.2M
15:28/mi
4:39:43
↑ 13↓ 160.2%
Finish· 26.22 mi
10:57/mi
4:50:53
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:09:51
Pace9:54 /mi
2nd Half
Distance13.11 mi
Time2:41:02
Pace12:17 /mi
📊Positive Split: 24.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:31:5330:299:4930:29
9:49
-
10K
6.21 mi12:02:351:01:119:5130:42
9:53
+0:04
15K
9.32 mi12:33:281:32:049:5330:53
9:56
+0:03
20K
12.43 mi13:04:312:03:079:5431:03
10:00
+0:04
Half
13.11 mi13:11:152:09:519:546:44
9:52
-0:08
25K
15.53 mi13:36:322:35:089:5925:17
10:26
+0:34
30K
18.64 mi14:15:443:14:2010:2539:12
12:37
+2:11
20M
20.00 mi14:33:433:32:1910:3717:59
13:14
+0:37
21M
21.00 mi14:50:243:49:0010:5416:41
16:41
+3:27
35K
21.75 mi14:58:413:57:1710:558:17
11:04
-5:37
23M
23.00 mi15:14:294:13:0511:0015:48
12:37
+1:33
24M
24.00 mi15:25:244:24:0011:0010:55
10:55
-1:42
40K
24.85 mi15:35:474:34:2311:0210:23
12:09
+1:14
25.2M
25.20 mi15:41:074:39:4311:065:20
15:28
+3:19
Finish
26.22 mi15:52:174:50:5311:0611:10
10:57
-4:31

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

9:49 /mi

Average Pace

11:06 /mi

Slowest Pace

16:41 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:07:55

23% of race

Time at Steady Pace

1:57:35

40% of race

Time at Slower Pace

1:45:23

36% of race

Average Pace: 11:06 /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 mi11:31:5330:299:4930:29
9:49
#22554
10K
6.21 mi12:02:351:01:119:5130:42
9:53
#22429
15K
9.32 mi12:33:281:32:049:5330:53
9:56
#22206
20K
12.43 mi13:04:312:03:079:5431:03
10:00
#21755
Half
13.11 mi13:11:152:09:519:546:44
9:52
#21719
25K
15.53 mi13:36:322:35:089:5925:17
10:26
#21444
30K
18.64 mi14:15:443:14:2010:2539:12
12:37
#21800
20M
20.00 mi14:33:433:32:1910:3717:59
13:14
#21927
21M
21.00 mi14:50:243:49:0010:5416:41
16:41
#22251
35K
21.75 mi14:58:413:57:1710:558:17
11:04
#22172
23M
23.00 mi15:14:294:13:0511:0015:48
12:37
#22163
24M
24.00 mi15:25:244:24:0011:0010:55
10:55
#22024
40K
24.85 mi15:35:474:34:2311:0210:23
12:09
#21962
25.2M
25.20 mi15:41:074:39:4311:065:20
15:28
#22013
Finish
26.22 mi15:52:174:50:5311:0611:10
10:57
#21997
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF65-69Seg. OverallSeg. FemalesSeg. F65-69
5K3.11 mi3.11 mi225549181918121794(Top 85%)8758(Top 80%)8758(Top 4055%)
10K6.21 mi3.10 mi22429+1259118+639118+6322300(Top 87%)9063(Top 83%)9063(Top 4196%)
15K9.32 mi3.11 mi22206+2239006+1129006+11221794(Top 85%)8758(Top 80%)8758(Top 4055%)
20K12.43 mi3.11 mi21755+4518776+2308776+23020573(Top 81%)8130(Top 74%)8130(Top 3764%)
Half13.11 mi0.68 mi21719+368764+128764+1221157(Top 83%)8495(Top 78%)8495(Top 3933%)
25K15.53 mi2.42 mi21444+2758613+1518613+15120242(Top 79%)8058(Top 74%)8058(Top 3731%)
30K18.64 mi3.11 mi21800-3568870-2578870-25722813(Top 89%)9553(Top 87%)9553(Top 4423%)
20M20.00 mi1.36 mi21927-1278955-858955-8523137(Top 91%)9825(Top 90%)9825(Top 4549%)
21M21.00 mi1.00 mi22251-3249129-1749129-17424916(Top 98%)10683(Top 98%)10683(Top 4946%)
35K21.75 mi0.75 mi22172+799106+239106+2319983(Top 78%)8333(Top 76%)8333(Top 3858%)
23M23.00 mi1.25 mi22163+99122-169122-1621913(Top 86%)9327(Top 85%)9327(Top 4318%)
24M24.00 mi1.00 mi22024+1399066+569066+5619033(Top 74%)7976(Top 73%)7976(Top 3693%)
40K24.85 mi0.85 mi21962+629058+89058+820741(Top 81%)8874(Top 81%)8874(Top 4108%)
25.2M25.20 mi0.35 mi22013-519093-359093-3523526(Top 92%)10161(Top 93%)10161(Top 4704%)
Finish26.22 mi1.02 mi21997+169100-79100-721252(Top 83%)9093(Top 83%)9093(Top 4210%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 85%
×21story building
+97ft-345ft

Overall

21794

Females

8758

F65-69

8758

5K→10K

3.1 - 6.2 mi

Top 87%
×5story building
+79ft-138ft

Overall

22300

Females

9063

F65-69

9063

10K→15K

6.2 - 9.3 mi

Top 85%
×3story building
+67ft-78ft

Overall

21794

Females

8758

F65-69

8758

15K→20K

9.3 - 12.4 mi

Top 81%
×5story building
+106ft-86ft

Overall

20573

Females

8130

F65-69

8130

20K→Half

12.4 - 13.1 mi

Top 83%
×2story building
+19ft-37ft

Overall

21157

Females

8495

F65-69

8495

Half→25K

13.1 - 15.5 mi

Top 79%
×4story building
+66ft-88ft

Overall

20242

Females

8058

F65-69

8058

25K→30K

15.5 - 18.6 mi

Top 89%
×9story building
+181ft-148ft

Overall

22813

Females

9553

F65-69

9553

30K→20M

18.6 - 20.0 mi

Top 91%
×5story building
+64ft-50ft

Overall

23137

Females

9825

F65-69

9825

20M→21M

20.0 - 21.0 mi

Top 98%
×8story building
+106ft-24ft

Overall

24916

Females

10683

F65-69

10683

21M→35K

21.0 - 21.8 mi

Top 78%
×7story building
+17ft-86ft

Overall

19983

Females

8333

F65-69

8333

35K→23M

21.8 - 23.0 mi

Top 86%
×5story building
+23ft-63ft

Overall

21913

Females

9327

F65-69

9327

23M→24M

23.0 - 24.0 mi

Top 74%
×6story building
+12ft-82ft

Overall

19033

Females

7976

F65-69

7976

24M→40K

24.0 - 24.9 mi

Top 81%
×1story
+6ft-20ft

Overall

20741

Females

8874

F65-69

8874

40K→25.2M

24.9 - 25.2 mi

Top 92%
×1story
+13ft-16ft

Overall

23526

Females

10161

F65-69

10161

25.2M→Finish

25.2 - 26.2 mi

Top 83%
×2story building
+22ft-21ft

Overall

21252

Females

9093

F65-69

9093

Passing Analysis

Category:
Athletes Passed
1972
Passed By
1415
Net Change
+557
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22554
5K → 10K269144+125#22554#22429
10K → 15K29168+223#22429#22206
15K → 20K46514+451#22206#21755
20K → Half5115+36#21755#21719
Half → 25K30631+275#21719#21444
25K → 30K80436-356#21444#21800
30K → 20M35162-127#21800#21927
20M → 21M12336-324#21927#22251
21M → 35K8910+79#22251#22172
35K → 23M7162+9#22172#22163
23M → 24M1478+139#22163#22024
24M → 40K8826+62#22024#21962
40K → 25.2M859-51#21962#22013
25.2M → Finish6044+16#22013#21997
TOTALS19721415+557
📊

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