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BOSTON MARATHON 2024

Susanna Kantor

Bib: 17862•F

CO

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Female)
#0 / 10924
Masters (Masters Women)
#0 / 6263
Top 44%
Division (F40-44)
#0 / 1613
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:57
Rank: #14903
Start → 5K
24:57 | 8:02/mi
10K· 6.21 mi
50:21
Rank: #15143 (-240)
5K → 10K
25:24 | 8:11/mi
15K· 9.32 mi
1:15:55
Rank: #15002 (+141)
10K → 15K
25:34 | 8:14/mi
20K· 12.43 mi
1:41:42
Rank: #14636 (+366)
15K → 20K
25:47 | 8:18/mi
Half· 13.11 mi
1:47:24
Rank: #14642 (-6)
20K → Half
5:42 | 8:21/mi
25K· 15.53 mi
2:09:48
Rank: #14963 (-321)
Half → 25K
22:24 | 9:14/mi
30K· 18.64 mi
2:41:25
Rank: #15676 (-713)
25K → 30K
31:37 | 10:11/mi
20M
2:53:40
Rank: #15409 (+267)
30K → 20M
12:15 | 9:01/mi
21M
3:03:55
Rank: #15313 (+96)
20M → 21M
10:15 | 10:15/mi
35K· 21.75 mi
3:10:25
Rank: #15186 (+127)
21M → 35K
6:30 | 8:41/mi
23M
3:23:42
Rank: #15391 (-205)
35K → 23M
13:17 | 10:37/mi
24M
3:32:46
Rank: #15264 (+127)
23M → 24M
9:04 | 9:04/mi
40K· 24.85 mi
3:42:08
Rank: #15417 (-153)
24M → 40K
9:22 | 10:57/mi
25.2M
3:46:36
Rank: #15521 (-104)
40K → 25.2M
4:28 | 12:57/mi
Finish· 26.22 mi
3:56:30
Rank: #15567 (-46)
25.2M → Finish
9:54 | 9:43/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:47:24
Pace8:12 /mi
2nd Half
Distance13.11 mi
Time2:09:06
Pace9:51 /mi
📊Positive Split: 20.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:17:1024:578:0224:57
8:02
-
10K
6.21 mi11:42:3450:218:0625:24
8:11
+0:09
15K
9.32 mi12:08:081:15:558:0925:34
8:14
+0:03
20K
12.43 mi12:33:551:41:428:1125:47
8:18
+0:04
Half
13.11 mi12:39:371:47:248:125:42
8:21
+0:03
25K
15.53 mi13:02:012:09:488:2122:24
9:14
+0:53
30K
18.64 mi13:33:382:41:258:4031:37
10:11
+0:57
20M
20.00 mi13:45:532:53:408:4112:15
9:01
-1:10
21M
21.00 mi13:56:083:03:558:4510:15
10:15
+1:14
35K
21.75 mi14:02:383:10:258:456:30
8:41
-1:34
23M
23.00 mi14:15:553:23:428:5113:17
10:37
+1:56
24M
24.00 mi14:24:593:32:468:529:04
9:04
-1:33
40K
24.85 mi14:34:213:42:088:569:22
10:57
+1:53
25.2M
25.20 mi14:38:493:46:369:004:28
12:57
+2:00
Finish
26.22 mi14:48:433:56:309:029:54
9:43
-3:14

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

8:02 /mi

Average Pace

9:02 /mi

Slowest Pace

12:57 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:47:24

45% of race

Time at Steady Pace

1:00:07

25% of race

Time at Slower Pace

1:08:59

29% of race

Average Pace: 9:01 /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 mi11:17:1024:578:0224:57
8:02
#14903
10K
6.21 mi11:42:3450:218:0625:24
8:11
#15143
15K
9.32 mi12:08:081:15:558:0925:34
8:14
#15002
20K
12.43 mi12:33:551:41:428:1125:47
8:18
#14636
Half
13.11 mi12:39:371:47:248:125:42
8:21
#14642
25K
15.53 mi13:02:012:09:488:2122:24
9:14
#14963
30K
18.64 mi13:33:382:41:258:4031:37
10:11
#15676
20M
20.00 mi13:45:532:53:408:4112:15
9:01
#15409
21M
21.00 mi13:56:083:03:558:4510:15
10:15
#15313
35K
21.75 mi14:02:383:10:258:456:30
8:41
#15186
23M
23.00 mi14:15:553:23:428:5113:17
10:37
#15391
24M
24.00 mi14:24:593:32:468:529:04
9:04
#15264
40K
24.85 mi14:34:213:42:088:569:22
10:57
#15417
25.2M
25.20 mi14:38:493:46:369:004:28
12:57
#15521
Finish
26.22 mi14:48:433:56:309:029:54
9:43
#15567
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi149034885488514890(Top 58%)4901(Top 45%)4901(Top 304%)
10K6.21 mi3.10 mi15143-2405023-1385023-13815387(Top 60%)5153(Top 47%)5153(Top 319%)
15K9.32 mi3.11 mi15002+1414952+714952+7114890(Top 58%)4901(Top 45%)4901(Top 304%)
20K12.43 mi3.11 mi14636+3664739+2134739+21313710(Top 54%)4256(Top 39%)4256(Top 264%)
Half13.11 mi0.68 mi14642-64754-154754-1514962(Top 59%)5029(Top 46%)5029(Top 312%)
25K15.53 mi2.42 mi14963-3214976-2224976-22216574(Top 65%)6031(Top 55%)6031(Top 374%)
30K18.64 mi3.11 mi15676-7135478-5025478-50217903(Top 70%)6985(Top 64%)6985(Top 433%)
20M20.00 mi1.36 mi15409+2675369+1095369+10912228(Top 48%)4153(Top 38%)4153(Top 257%)
21M21.00 mi1.00 mi15313+965360+95360+913947(Top 55%)5288(Top 48%)5288(Top 328%)
35K21.75 mi0.75 mi15186+1275310+505310+5011796(Top 46%)4189(Top 38%)4189(Top 260%)
23M23.00 mi1.25 mi15391-2055479-1695479-16917331(Top 68%)7073(Top 65%)7073(Top 438%)
24M24.00 mi1.00 mi15264+1275437+425437+4212543(Top 49%)4697(Top 43%)4697(Top 291%)
40K24.85 mi0.85 mi15417-1535559-1225559-12217974(Top 70%)7483(Top 69%)7483(Top 464%)
25.2M25.20 mi0.35 mi15521-1045631-725631-7219594(Top 77%)8309(Top 76%)8309(Top 515%)
Finish26.22 mi1.02 mi15567-465680-495680-4917416(Top 68%)7218(Top 66%)7218(Top 447%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 58%
×21stories
+97ft-345ft

Overall

14890

Females

4901

F40-44

4901

5K→10K

3.1 - 6.2 mi

Top 60%
×5stories
+79ft-138ft

Overall

15387

Females

5153

F40-44

5153

10K→15K

6.2 - 9.3 mi

Top 58%
×3stories
+67ft-78ft

Overall

14890

Females

4901

F40-44

4901

15K→20K

9.3 - 12.4 mi

Top 54%
×5stories
+106ft-86ft

Overall

13710

Females

4256

F40-44

4256

20K→Half

12.4 - 13.1 mi

Top 59%
×2stories
+19ft-37ft

Overall

14962

Females

5029

F40-44

5029

Half→25K

13.1 - 15.5 mi

Top 65%
×4stories
+66ft-88ft

Overall

16574

Females

6031

F40-44

6031

25K→30K

15.5 - 18.6 mi

Top 70%
×9stories
+181ft-148ft

Overall

17903

Females

6985

F40-44

6985

30K→20M

18.6 - 20.0 mi

Top 48%
×5stories
+64ft-50ft

Overall

12228

Females

4153

F40-44

4153

20M→21M

20.0 - 21.0 mi

Top 55%
×8stories
+106ft-24ft

Overall

13947

Females

5288

F40-44

5288

21M→35K

21.0 - 21.8 mi

Top 46%
×7stories
+17ft-86ft

Overall

11796

Females

4189

F40-44

4189

35K→23M

21.8 - 23.0 mi

Top 68%
×5stories
+23ft-63ft

Overall

17331

Females

7073

F40-44

7073

23M→24M

23.0 - 24.0 mi

Top 49%
×6stories
+12ft-82ft

Overall

12543

Females

4697

F40-44

4697

24M→40K

24.0 - 24.9 mi

Top 70%
×1story
+6ft-20ft

Overall

17974

Females

7483

F40-44

7483

40K→25.2M

24.9 - 25.2 mi

Top 77%
×1story
+13ft-16ft

Overall

19594

Females

8309

F40-44

8309

25.2M→Finish

25.2 - 26.2 mi

Top 68%
×2stories
+22ft-21ft

Overall

17416

Females

7218

F40-44

7218

Passing Analysis

Category:
Athletes Passed
2099
Passed By
2763
Net Change
-664
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14903
5K → 10K183423-240#14903#15143
10K → 15K307166+141#15143#15002
15K → 20K42862+366#15002#14636
20K → Half3945-6#14636#14642
Half → 25K130451-321#14642#14963
25K → 30K93806-713#14963#15676
30K → 20M2758+267#15676#15409
20M → 21M17276+96#15409#15313
21M → 35K13811+127#15313#15186
35K → 23M72277-205#15186#15391
23M → 24M14215+127#15391#15264
24M → 40K48201-153#15264#15417
40K → 25.2M21125-104#15417#15521
25.2M → Finish5197-46#15521#15567
TOTALS20992763-664
📊

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