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BOSTON MARATHON 2024

Denise Kaelberer

Bib: 20130•F

ND

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 43%
Gender (Female)
#0 / 10924
Top 30%
Masters (Masters Women)
#0 / 6263
Top 17%
Division (F50-54)
#0 / 1187
Top 11%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:10
Rank: #15382
Start → 5K
8:06/mi
25:10 split
10K· 6.21 mi
50:12
Rank: #14980 (+402)
5K → 10K
8:03/mi
25:02 split
15K· 9.32 mi
1:15:06
Rank: #14434 (+546)
10K → 15K
8:01/mi
24:54 split
20K· 12.43 mi
1:40:36
Rank: #14030 (+404)
15K → 20K
8:12/mi
25:30 split
Half· 13.11 mi
1:46:08
Rank: #13985 (+45)
20K → Half
8:07/mi
5:32 split
25K· 15.53 mi
2:06:06
Rank: #13536 (+449)
Half → 25K
8:14/mi
19:58 split
30K· 18.64 mi
2:32:16
Rank: #12767 (+769)
25K → 30K
8:25/mi
26:10 split
20M
2:43:40
Rank: #12416 (+351)
30K → 20M
8:23/mi
11:24 split
21M
2:52:19
Rank: #12032 (+384)
20M → 21M
8:39/mi
8:39 split
35K· 21.75 mi
2:58:18
Rank: #11851 (+181)
21M → 35K
8:00/mi
5:59 split
23M
3:08:47
Rank: #11510 (+341)
35K → 23M
8:22/mi
10:29 split
24M
3:17:07
Rank: #11324 (+186)
23M → 24M
8:20/mi
8:20 split
40K· 24.85 mi
3:24:25
Rank: #11156 (+168)
24M → 40K
8:32/mi
7:18 split
25.2M
3:27:45
Rank: #11113 (+43)
40K → 25.2M
9:40/mi
3:20 split
Finish· 26.22 mi
3:36:30
Rank: #11111 (+2)
25.2M → Finish
8:35/mi
8:45 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:46:08
Pace8:06 /mi
2nd Half
Distance13.11 mi
Time1:50:22
Pace8:25 /mi
📊Positive Split: 4.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:20:2825:108:0625:10
8:06
-
10K
6.21 mi11:45:3050:128:0525:02
8:03
-0:03
15K
9.32 mi12:10:241:15:068:0324:54
8:01
-0:02
20K
12.43 mi12:35:541:40:368:0625:30
8:12
+0:11
Half
13.11 mi12:41:261:46:088:065:32
8:07
-0:05
25K
15.53 mi13:01:242:06:068:0719:58
8:14
+0:07
30K
18.64 mi13:27:342:32:168:1026:10
8:25
+0:11
20M
20.00 mi13:38:582:43:408:1111:24
8:23
-0:02
21M
21.00 mi13:47:372:52:198:128:39
8:39
+0:16
35K
21.75 mi13:53:362:58:188:125:59
8:00
-0:39
23M
23.00 mi14:04:053:08:478:1210:29
8:22
+0:22
24M
24.00 mi14:12:253:17:078:138:20
8:20
-0:02
40K
24.85 mi14:19:433:24:258:137:18
8:32
+0:12
25.2M
25.20 mi14:23:033:27:458:153:20
9:40
+1:08
Finish
26.22 mi14:31:483:36:308:168:45
8:35
-1:05

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

8:00 /mi

Average Pace

8:16 /mi

Slowest Pace

9:40 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:26:37

40% of race

Time at Steady Pace

1:41:51

47% of race

Time at Slower Pace

28:02

13% of race

Average Pace: 8:15 /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 mi11:20:2825:108:0625:10
8:06
#15382
10K
6.21 mi11:45:3050:128:0525:02
8:03
#14980
15K
9.32 mi12:10:241:15:068:0324:54
8:01
#14434
20K
12.43 mi12:35:541:40:368:0625:30
8:12
#14030
Half
13.11 mi12:41:261:46:088:065:32
8:07
#13985
25K
15.53 mi13:01:242:06:068:0719:58
8:14
#13536
30K
18.64 mi13:27:342:32:168:1026:10
8:25
#12767
20M
20.00 mi13:38:582:43:408:1111:24
8:23
#12416
21M
21.00 mi13:47:372:52:198:128:39
8:39
#12032
35K
21.75 mi13:53:362:58:188:125:59
8:00
#11851
23M
23.00 mi14:04:053:08:478:1210:29
8:22
#11510
24M
24.00 mi14:12:253:17:078:138:20
8:20
#11324
40K
24.85 mi14:19:433:24:258:137:18
8:32
#11156
25.2M
25.20 mi14:23:033:27:458:153:20
9:40
#11113
Finish
26.22 mi14:31:483:36:308:168:45
8:35
#11111
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi153825175517513546(Top 53%)4105(Top 38%)4105(Top 346%)
10K6.21 mi3.10 mi14980+4024922+2534922+25314607(Top 57%)4684(Top 43%)4684(Top 395%)
15K9.32 mi3.11 mi14434+5464591+3314591+33113546(Top 53%)4105(Top 38%)4105(Top 346%)
20K12.43 mi3.11 mi14030+4044381+2104381+21013192(Top 52%)3945(Top 36%)3945(Top 332%)
Half13.11 mi0.68 mi13985+454355+264355+2613471(Top 53%)4163(Top 38%)4163(Top 351%)
25K15.53 mi2.42 mi13536+4494114+2414114+24111583(Top 45%)3277(Top 30%)3277(Top 276%)
30K18.64 mi3.11 mi12767+7693775+3393775+33910251(Top 40%)2825(Top 26%)2825(Top 238%)
20M20.00 mi1.36 mi12416+3513634+1413634+1418866(Top 35%)2404(Top 22%)2404(Top 203%)
21M21.00 mi1.00 mi12032+3843482+1523482+1526944(Top 27%)1699(Top 16%)1699(Top 143%)
35K21.75 mi0.75 mi11851+1813414+683414+687837(Top 31%)2165(Top 20%)2165(Top 182%)
23M23.00 mi1.25 mi11510+3413305+1093305+1097790(Top 30%)2298(Top 21%)2298(Top 194%)
24M24.00 mi1.00 mi11324+1863265+403265+408497(Top 33%)2713(Top 25%)2713(Top 229%)
40K24.85 mi0.85 mi11156+1683221+443221+448585(Top 34%)2866(Top 26%)2866(Top 241%)
25.2M25.20 mi0.35 mi11113+433215+63215+69489(Top 37%)3392(Top 31%)3392(Top 286%)
Finish26.22 mi1.02 mi11111+23261-463261-4611991(Top 47%)4452(Top 41%)4452(Top 375%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 53%
×21stories
+97ft-345ft

Overall

13546

Females

4105

F50-54

4105

5K→10K

3.1 - 6.2 mi

Top 57%
×5stories
+79ft-138ft

Overall

14607

Females

4684

F50-54

4684

10K→15K

6.2 - 9.3 mi

Top 53%
×3stories
+67ft-78ft

Overall

13546

Females

4105

F50-54

4105

15K→20K

9.3 - 12.4 mi

Top 52%
×5stories
+106ft-86ft

Overall

13192

Females

3945

F50-54

3945

20K→Half

12.4 - 13.1 mi

Top 53%
×2stories
+19ft-37ft

Overall

13471

Females

4163

F50-54

4163

Half→25K

13.1 - 15.5 mi

Top 45%
×4stories
+66ft-88ft

Overall

11583

Females

3277

F50-54

3277

25K→30K

15.5 - 18.6 mi

Top 40%
×9stories
+181ft-148ft

Overall

10251

Females

2825

F50-54

2825

30K→20M

18.6 - 20.0 mi

Top 35%
×5stories
+64ft-50ft

Overall

8866

Females

2404

F50-54

2404

20M→21M

20.0 - 21.0 mi

Top 27%
×8stories
+106ft-24ft

Overall

6944

Females

1699

F50-54

1699

21M→35K

21.0 - 21.8 mi

Top 31%
×7stories
+17ft-86ft

Overall

7837

Females

2165

F50-54

2165

35K→23M

21.8 - 23.0 mi

Top 30%
×5stories
+23ft-63ft

Overall

7790

Females

2298

F50-54

2298

23M→24M

23.0 - 24.0 mi

Top 33%
×6stories
+12ft-82ft

Overall

8497

Females

2713

F50-54

2713

24M→40K

24.0 - 24.9 mi

Top 34%
×1story
+6ft-20ft

Overall

8585

Females

2866

F50-54

2866

40K→25.2M

24.9 - 25.2 mi

Top 37%
×1story
+13ft-16ft

Overall

9489

Females

3392

F50-54

3392

25.2M→Finish

25.2 - 26.2 mi

Top 47%
×2stories
+22ft-21ft

Overall

11991

Females

4452

F50-54

4452

Passing Analysis

Category:
Athletes Passed
4704
Passed By
433
Net Change
+4271
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15382
5K → 10K519117+402#15382#14980
10K → 15K58135+546#14980#14434
15K → 20K45450+404#14434#14030
20K → Half6722+45#14030#13985
Half → 25K47425+449#13985#13536
25K → 30K78516+769#13536#12767
30K → 20M3598+351#12767#12416
20M → 21M3906+384#12416#12032
21M → 35K1854+181#12032#11851
35K → 23M35211+341#11851#11510
23M → 24M21125+186#11510#11324
24M → 40K17911+168#11324#11156
40K → 25.2M6017+43#11156#11113
25.2M → Finish8886+2#11113#11111
TOTALS4704433+4271
📊

Passing Visuals

Category:
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🔥Passing Intensity

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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