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BOSTON MARATHON 2024

Kerry Darcy

Bib: 28663•F

MA

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

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
31:32
Rank: #23326
Start → 5K
31:32 | 10:09/mi
10K· 6.21 mi
1:01:53
Rank: #22684 (+642)
5K → 10K
30:21 | 9:46/mi
15K· 9.32 mi
1:32:56
Rank: #22416 (+268)
10K → 15K
31:03 | 10:00/mi
20K· 12.43 mi
2:04:46
Rank: #22053 (+363)
15K → 20K
31:50 | 10:15/mi
Half· 13.11 mi
2:11:15
Rank: #21958 (+95)
20K → Half
6:29 | 9:30/mi
25K· 15.53 mi
2:36:16
Rank: #21627 (+331)
Half → 25K
25:01 | 10:19/mi
30K· 18.64 mi
3:09:15
Rank: #21138 (+489)
25K → 30K
32:59 | 10:37/mi
20M
3:24:56
Rank: #21075 (+63)
30K → 20M
15:41 | 11:32/mi
21M
3:37:40
Rank: #21046 (+29)
20M → 21M
12:44 | 12:44/mi
35K· 21.75 mi
3:45:39
Rank: #20970 (+76)
21M → 35K
7:59 | 10:40/mi
23M
4:00:07
Rank: #20903 (+67)
35K → 23M
14:28 | 11:33/mi
24M
4:10:58
Rank: #20797 (+106)
23M → 24M
10:51 | 10:51/mi
40K· 24.85 mi
4:20:19
Rank: #20693 (+104)
24M → 40K
9:21 | 10:56/mi
25.2M
4:24:25
Rank: #20630 (+63)
40K → 25.2M
4:06 | 11:53/mi
Finish· 26.22 mi
4:34:36
Rank: #20552 (+78)
25.2M → Finish
10:11 | 10:00/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:11:15
Pace10:01 /mi
2nd Half
Distance13.11 mi
Time2:23:21
Pace10:56 /mi
📊Positive Split: 9.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:51:3431:3210:0931:32
10:09
-
10K
6.21 mi12:21:551:01:539:5830:21
9:46
-0:23
15K
9.32 mi12:52:581:32:569:5831:03
10:00
+0:14
20K
12.43 mi13:24:482:04:4610:0231:50
10:15
+0:15
Half
13.11 mi13:31:172:11:1510:016:29
9:30
-0:45
25K
15.53 mi13:56:182:36:1610:0425:01
10:19
+0:49
30K
18.64 mi14:29:173:09:1510:0932:59
10:37
+0:18
20M
20.00 mi14:44:583:24:5610:1515:41
11:32
+0:55
21M
21.00 mi14:57:423:37:4010:2212:44
12:44
+1:12
35K
21.75 mi15:05:413:45:3910:237:59
10:40
-2:04
23M
23.00 mi15:20:094:00:0710:2614:28
11:33
+0:53
24M
24.00 mi15:31:004:10:5810:2710:51
10:51
-0:42
40K
24.85 mi15:40:214:20:1910:289:21
10:56
+0:05
25.2M
25.20 mi15:44:274:24:2510:304:06
11:53
+0:57
Finish
26.22 mi15:54:384:34:3610:2910:11
10:00
-1:53

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

9:30 /mi

Average Pace

10:29 /mi

Slowest Pace

12:44 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:49:36

40% of race

Time at Steady Pace

1:58:01

43% of race

Time at Slower Pace

46:59

17% of race

Average Pace: 10:28 /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 mi11:51:3431:3210:0931:32
10:09
#23326
10K
6.21 mi12:21:551:01:539:5830:21
9:46
#22684
15K
9.32 mi12:52:581:32:569:5831:03
10:00
#22416
20K
12.43 mi13:24:482:04:4610:0231:50
10:15
#22053
Half
13.11 mi13:31:172:11:1510:016:29
9:30
#21958
25K
15.53 mi13:56:182:36:1610:0425:01
10:19
#21627
30K
18.64 mi14:29:173:09:1510:0932:59
10:37
#21138
20M
20.00 mi14:44:583:24:5610:1515:41
11:32
#21075
21M
21.00 mi14:57:423:37:4010:2212:44
12:44
#21046
35K
21.75 mi15:05:413:45:3910:237:59
10:40
#20970
23M
23.00 mi15:20:094:00:0710:2614:28
11:33
#20903
24M
24.00 mi15:31:004:10:5810:2710:51
10:51
#20797
40K
24.85 mi15:40:214:20:1910:289:21
10:56
#20693
25.2M
25.20 mi15:44:274:24:2510:304:06
11:53
#20630
Finish
26.22 mi15:54:384:34:3610:2910:11
10:00
#20552
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi233269567956721925(Top 86%)8835(Top 81%)8835(Top 744%)
10K6.21 mi3.10 mi22684+6429254+3139254+31322017(Top 86%)8921(Top 82%)8921(Top 752%)
15K9.32 mi3.11 mi22416+2689097+1579097+15721925(Top 86%)8835(Top 81%)8835(Top 744%)
20K12.43 mi3.11 mi22053+3638937+1608937+16021109(Top 83%)8422(Top 77%)8422(Top 710%)
Half13.11 mi0.68 mi21958+958888+498888+4920117(Top 79%)7945(Top 73%)7945(Top 669%)
25K15.53 mi2.42 mi21627+3318715+1738715+17319975(Top 78%)7917(Top 72%)7917(Top 667%)
30K18.64 mi3.11 mi21138+4898508+2078508+20719073(Top 75%)7612(Top 70%)7612(Top 641%)
20M20.00 mi1.36 mi21075+638501+78501+720498(Top 80%)8490(Top 78%)8490(Top 715%)
21M21.00 mi1.00 mi21046+298512-118512-1120293(Top 79%)8473(Top 78%)8473(Top 714%)
35K21.75 mi0.75 mi20970+768485+278485+2719028(Top 74%)7851(Top 72%)7851(Top 661%)
23M23.00 mi1.25 mi20903+678482+38482+319787(Top 77%)8292(Top 76%)8292(Top 699%)
24M24.00 mi1.00 mi20797+1068445+378445+3718845(Top 74%)7884(Top 72%)7884(Top 664%)
40K24.85 mi0.85 mi20693+1048406+398406+3917931(Top 70%)7476(Top 68%)7476(Top 630%)
25.2M25.20 mi0.35 mi20630+638381+258381+2517135(Top 67%)7129(Top 65%)7129(Top 601%)
Finish26.22 mi1.02 mi20552+788355+268355+2618370(Top 72%)7678(Top 70%)7678(Top 647%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 86%
×21stories
+97ft-345ft

Overall

21925

Females

8835

F50-54

8835

5K→10K

3.1 - 6.2 mi

Top 86%
×5stories
+79ft-138ft

Overall

22017

Females

8921

F50-54

8921

10K→15K

6.2 - 9.3 mi

Top 86%
×3stories
+67ft-78ft

Overall

21925

Females

8835

F50-54

8835

15K→20K

9.3 - 12.4 mi

Top 83%
×5stories
+106ft-86ft

Overall

21109

Females

8422

F50-54

8422

20K→Half

12.4 - 13.1 mi

Top 79%
×2stories
+19ft-37ft

Overall

20117

Females

7945

F50-54

7945

Half→25K

13.1 - 15.5 mi

Top 78%
×4stories
+66ft-88ft

Overall

19975

Females

7917

F50-54

7917

25K→30K

15.5 - 18.6 mi

Top 75%
×9stories
+181ft-148ft

Overall

19073

Females

7612

F50-54

7612

30K→20M

18.6 - 20.0 mi

Top 80%
×5stories
+64ft-50ft

Overall

20498

Females

8490

F50-54

8490

20M→21M

20.0 - 21.0 mi

Top 79%
×8stories
+106ft-24ft

Overall

20293

Females

8473

F50-54

8473

21M→35K

21.0 - 21.8 mi

Top 74%
×7stories
+17ft-86ft

Overall

19028

Females

7851

F50-54

7851

35K→23M

21.8 - 23.0 mi

Top 77%
×5stories
+23ft-63ft

Overall

19787

Females

8292

F50-54

8292

23M→24M

23.0 - 24.0 mi

Top 74%
×6stories
+12ft-82ft

Overall

18845

Females

7884

F50-54

7884

24M→40K

24.0 - 24.9 mi

Top 70%
×1story
+6ft-20ft

Overall

17931

Females

7476

F50-54

7476

40K→25.2M

24.9 - 25.2 mi

Top 67%
×1story
+13ft-16ft

Overall

17135

Females

7129

F50-54

7129

25.2M→Finish

25.2 - 26.2 mi

Top 72%
×2stories
+22ft-21ft

Overall

18370

Females

7678

F50-54

7678

Passing Analysis

Category:
Athletes Passed
3083
Passed By
309
Net Change
+2774
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23326
5K → 10K65917+642#23326#22684
10K → 15K31143+268#22684#22416
15K → 20K39633+363#22416#22053
20K → Half950+95#22053#21958
Half → 25K34110+331#21958#21627
25K → 30K50415+489#21627#21138
30K → 20M10441+63#21138#21075
20M → 21M9465+29#21075#21046
21M → 35K8610+76#21046#20970
35K → 23M10841+67#20970#20903
23M → 24M11812+106#20903#20797
24M → 40K1139+104#20797#20693
40K → 25.2M652+63#20693#20630
25.2M → Finish8911+78#20630#20552
TOTALS3083309+2774
📊

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