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BOSTON MARATHON 2024

Catherine Greer

Bib: 23021•F

WA

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Female)
#0 / 10924
Masters (Masters Women)
#0 / 6263
Division (F55-59)
#0 / 876
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
8:53/mi
27:37
↑ 97↓ 3451.5%
10K· 6.21 mi
9:41/mi
57:43
↑ 79↓ 1380.4%
15K· 9.32 mi
10:13/mi
1:29:26
↑ 67↓ 78
20K· 12.43 mi
11:31/mi
2:05:12
↑ 106↓ 860.1%
Half· 13.11 mi
9:58/mi
2:12:00
↑ 19↓ 370.5%
25K· 15.53 mi
12:28/mi
2:42:13
↑ 66↓ 880.2%
30K· 18.64 mi
12:33/mi
3:21:14
↑ 181↓ 1480.2%
20M
14:12/mi
3:40:32
↑ 64↓ 500.2%
21M
14:39/mi
3:55:11
↑ 106↓ 241.6%
35K· 21.75 mi
11:42/mi
4:03:56
↑ 17↓ 861.7%
23M
13:04/mi
4:20:17
↑ 23↓ 630.6%
24M
12:50/mi
4:33:07
↓ 821.3%
40K· 24.85 mi
14:57/mi
4:45:54
↓ 200.3%
25.2M
16:29/mi
4:51:35
↑ 13↓ 160.2%
Finish· 26.22 mi
11:49/mi
5:03:37
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:12:00
Pace10:04 /mi
2nd Half
Distance13.11 mi
Time2:51:37
Pace13:05 /mi
📊Positive Split: 30.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:27:2227:378:5327:37
8:53
-
10K
6.21 mi11:57:2857:439:1730:06
9:41
+0:48
15K
9.32 mi12:29:111:29:269:3631:43
10:13
+0:32
20K
12.43 mi13:04:572:05:1210:0435:46
11:31
+1:18
Half
13.11 mi13:11:452:12:0010:046:48
9:58
-1:33
25K
15.53 mi13:41:582:42:1310:2730:13
12:28
+2:30
30K
18.64 mi14:20:593:21:1410:4839:01
12:33
+0:05
20M
20.00 mi14:40:173:40:3211:0219:18
14:12
+1:39
21M
21.00 mi14:54:563:55:1111:1214:39
14:39
+0:27
35K
21.75 mi15:03:414:03:5611:138:45
11:42
-2:57
23M
23.00 mi15:20:024:20:1711:1916:21
13:04
+1:22
24M
24.00 mi15:32:524:33:0711:2312:50
12:50
-0:14
40K
24.85 mi15:45:394:45:5411:3012:47
14:57
+2:07
25.2M
25.20 mi15:51:204:51:3511:345:41
16:29
+1:32
Finish
26.22 mi16:03:225:03:3711:3512:02
11:49
-4:40

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

8:53 /mi

Average Pace

11:35 /mi

Slowest Pace

16:29 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:36:14

32% of race

Time at Steady Pace

2:34:58

51% of race

Time at Slower Pace

52:25

17% of race

Average Pace: 11:35 /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 mi11:27:2227:378:5327:37
8:53
#19654
10K
6.21 mi11:57:2857:439:1730:06
9:41
#20941
15K
9.32 mi12:29:111:29:269:3631:43
10:13
#21489
20K
12.43 mi13:04:572:05:1210:0435:46
11:31
#22139
Half
13.11 mi13:11:452:12:0010:046:48
9:58
#22102
25K
15.53 mi13:41:582:42:1310:2730:13
12:28
#22500
30K
18.64 mi14:20:593:21:1410:4839:01
12:33
#22569
20M
20.00 mi14:40:173:40:3211:0219:18
14:12
#22784
21M
21.00 mi14:54:563:55:1111:1214:39
14:39
#22840
35K
21.75 mi15:03:414:03:5611:138:45
11:42
#22794
23M
23.00 mi15:20:024:20:1711:1916:21
13:04
#22808
24M
24.00 mi15:32:524:33:0711:2312:50
12:50
#22816
40K
24.85 mi15:45:394:45:5411:3012:47
14:57
#22940
25.2M
25.20 mi15:51:204:51:3511:345:41
16:29
#22975
Finish
26.22 mi16:03:225:03:3711:3512:02
11:49
#22992
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi3.11 mi196547706770622355(Top 87%)9070(Top 83%)9070(Top 1035%)
10K6.21 mi3.10 mi20941-12878356-6508356-65021824(Top 85%)8814(Top 81%)8814(Top 1006%)
15K9.32 mi3.11 mi21489-5488634-2788634-27822355(Top 87%)9070(Top 83%)9070(Top 1035%)
20K12.43 mi3.11 mi22139-6508974-3408974-34023383(Top 92%)9656(Top 88%)9656(Top 1102%)
Half13.11 mi0.68 mi22102+378962+128962+1221422(Top 84%)8639(Top 79%)8639(Top 986%)
25K15.53 mi2.42 mi22500-3989167-2059167-20523698(Top 93%)9910(Top 91%)9910(Top 1131%)
30K18.64 mi3.11 mi22569-699259-929259-9222749(Top 89%)9523(Top 87%)9523(Top 1087%)
20M20.00 mi1.36 mi22784-2159402-1439402-14324145(Top 95%)10299(Top 94%)10299(Top 1176%)
21M21.00 mi1.00 mi22840-569457-559457-5523164(Top 91%)9867(Top 90%)9867(Top 1126%)
35K21.75 mi0.75 mi22794+469437+209437+2021266(Top 83%)8983(Top 82%)8983(Top 1025%)
23M23.00 mi1.25 mi22808-149460-239460-2322641(Top 89%)9670(Top 89%)9670(Top 1104%)
24M24.00 mi1.00 mi22816-89474-149474-1422820(Top 89%)9809(Top 90%)9809(Top 1120%)
40K24.85 mi0.85 mi22940-1249545-719545-7124502(Top 96%)10577(Top 97%)10577(Top 1207%)
25.2M25.20 mi0.35 mi22975-359573-289573-2824379(Top 95%)10526(Top 96%)10526(Top 1202%)
Finish26.22 mi1.02 mi22992-179589-169589-1622971(Top 90%)9922(Top 91%)9922(Top 1133%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 87%
×21story building
+97ft-345ft

Overall

22355

Females

9070

F55-59

9070

5K→10K

3.1 - 6.2 mi

Top 85%
×5story building
+79ft-138ft

Overall

21824

Females

8814

F55-59

8814

10K→15K

6.2 - 9.3 mi

Top 87%
×3story building
+67ft-78ft

Overall

22355

Females

9070

F55-59

9070

15K→20K

9.3 - 12.4 mi

Top 92%
×5story building
+106ft-86ft

Overall

23383

Females

9656

F55-59

9656

20K→Half

12.4 - 13.1 mi

Top 84%
×2story building
+19ft-37ft

Overall

21422

Females

8639

F55-59

8639

Half→25K

13.1 - 15.5 mi

Top 93%
×4story building
+66ft-88ft

Overall

23698

Females

9910

F55-59

9910

25K→30K

15.5 - 18.6 mi

Top 89%
×9story building
+181ft-148ft

Overall

22749

Females

9523

F55-59

9523

30K→20M

18.6 - 20.0 mi

Top 95%
×5story building
+64ft-50ft

Overall

24145

Females

10299

F55-59

10299

20M→21M

20.0 - 21.0 mi

Top 91%
×8story building
+106ft-24ft

Overall

23164

Females

9867

F55-59

9867

21M→35K

21.0 - 21.8 mi

Top 83%
×7story building
+17ft-86ft

Overall

21266

Females

8983

F55-59

8983

35K→23M

21.8 - 23.0 mi

Top 89%
×5story building
+23ft-63ft

Overall

22641

Females

9670

F55-59

9670

23M→24M

23.0 - 24.0 mi

Top 89%
×6story building
+12ft-82ft

Overall

22820

Females

9809

F55-59

9809

24M→40K

24.0 - 24.9 mi

Top 96%
×1story
+6ft-20ft

Overall

24502

Females

10577

F55-59

10577

40K→25.2M

24.9 - 25.2 mi

Top 95%
×1story
+13ft-16ft

Overall

24379

Females

10526

F55-59

10526

25.2M→Finish

25.2 - 26.2 mi

Top 90%
×2story building
+22ft-21ft

Overall

22971

Females

9922

F55-59

9922

Passing Analysis

Category:
Athletes Passed
628
Passed By
3966
Net Change
-3338
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19654
5K → 10K251312-1287#19654#20941
10K → 15K64612-548#20941#21489
15K → 20K39689-650#21489#22139
20K → Half5720+37#22139#22102
Half → 25K38436-398#22102#22500
25K → 30K124193-69#22500#22569
30K → 20M31246-215#22569#22784
20M → 21M4096-56#22784#22840
21M → 35K559+46#22840#22794
35K → 23M5367-14#22794#22808
23M → 24M4452-8#22808#22816
24M → 40K14138-124#22816#22940
40K → 25.2M1045-35#22940#22975
25.2M → Finish3451-17#22975#22992
TOTALS6283966-3338
📊

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