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BOSTON MARATHON 2024

Colby Develder

Bib: 17917•F

NY

0:00
0:00
/ mi
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Overall
#0 / 25550
Gender (Female)
#0 / 10924
Top 48%
Division (F18-39)
#0 / 4660
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
8:41/mi
27:00
↑ 97↓ 3451.5%
10K· 6.21 mi
8:49/mi
54:23
↑ 79↓ 1380.4%
15K· 9.32 mi
8:47/mi
1:21:41
↑ 67↓ 78
20K· 12.43 mi
9:08/mi
1:50:03
↑ 106↓ 860.1%
Half· 13.11 mi
8:36/mi
1:55:55
↑ 19↓ 370.5%
25K· 15.53 mi
8:35/mi
2:16:44
↑ 66↓ 880.2%
30K· 18.64 mi
9:07/mi
2:45:04
↑ 181↓ 1480.2%
20M
9:00/mi
2:57:18
↑ 64↓ 500.2%
21M
9:16/mi
3:06:34
↑ 106↓ 241.6%
35K· 21.75 mi
8:33/mi
3:12:58
↑ 17↓ 861.7%
23M
8:42/mi
3:23:52
↑ 23↓ 630.6%
24M
8:55/mi
3:32:47
↓ 821.3%
40K· 24.85 mi
8:50/mi
3:40:20
↓ 200.3%
25.2M
9:46/mi
3:43:42
↑ 13↓ 160.2%
Finish· 26.22 mi
8:29/mi
3:52:21
↑ 22↓ 21

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:55:55
Pace8:51 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:56:26
Pace8:53 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:17:4227:008:4127:00
8:41
-
10K
6.21 mi11:45:0554:238:4527:23
8:49
+0:08
15K
9.32 mi12:12:231:21:418:4627:18
8:47
-0:02
20K
12.43 mi12:40:451:50:038:5128:22
9:08
+0:21
Half
13.11 mi12:46:371:55:558:515:52
8:36
-0:32
25K
15.53 mi13:07:262:16:448:4820:49
8:35
-0:01
30K
18.64 mi13:35:462:45:048:5128:20
9:07
+0:32
20M
20.00 mi13:48:002:57:188:5212:14
9:00
-0:07
21M
21.00 mi13:57:163:06:348:539:16
9:16
+0:16
35K
21.75 mi14:03:403:12:588:526:24
8:33
-0:43
23M
23.00 mi14:14:343:23:528:5210:54
8:42
+0:09
24M
24.00 mi14:23:293:32:478:528:55
8:55
+0:13
40K
24.85 mi14:31:023:40:208:527:33
8:50
-0:05
25.2M
25.20 mi14:34:243:43:428:533:22
9:46
+0:56
Finish
26.22 mi14:43:033:52:218:528:39
8:29
-1:17

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

8:29 /mi

Average Pace

8:52 /mi

Slowest Pace

9:46 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:48:59

99% of race

Time at Steady Pace

3:22

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:52 /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 mi11:17:4227:008:4127:00
8:41
#18792
10K
6.21 mi11:45:0554:238:4527:23
8:49
#18863
15K
9.32 mi12:12:231:21:418:4627:18
8:47
#18524
20K
12.43 mi12:40:451:50:038:5128:22
9:08
#18285
Half
13.11 mi12:46:371:55:558:515:52
8:36
#18180
25K
15.53 mi13:07:262:16:448:4820:49
8:35
#17378
30K
18.64 mi13:35:462:45:048:5128:20
9:07
#16666
20M
20.00 mi13:48:002:57:188:5212:14
9:00
#16324
21M
21.00 mi13:57:163:06:348:539:16
9:16
#15970
35K
21.75 mi14:03:403:12:588:526:24
8:33
#15811
23M
23.00 mi14:14:343:23:528:5210:54
8:42
#15430
24M
24.00 mi14:23:293:32:478:528:55
8:55
#15265
40K
24.85 mi14:31:023:40:208:527:33
8:50
#15017
25.2M
25.20 mi14:34:243:43:428:533:22
9:46
#14901
Finish
26.22 mi14:43:033:52:218:528:39
8:29
#14744
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi187927225722517917(Top 70%)6669(Top 61%)6669(Top 143%)
10K6.21 mi3.10 mi18863-717254-297254-2918938(Top 74%)7261(Top 66%)7261(Top 156%)
15K9.32 mi3.11 mi18524+3397032+2227032+22217917(Top 70%)6669(Top 61%)6669(Top 143%)
20K12.43 mi3.11 mi18285+2396884+1486884+14817902(Top 70%)6652(Top 61%)6652(Top 143%)
Half13.11 mi0.68 mi18180+1056837+476837+4716275(Top 64%)5783(Top 53%)5783(Top 124%)
25K15.53 mi2.42 mi17378+8026421+4166421+41613531(Top 53%)4345(Top 40%)4345(Top 93%)
30K18.64 mi3.11 mi16666+7126069+3526069+35213827(Top 54%)4751(Top 43%)4751(Top 102%)
20M20.00 mi1.36 mi16324+3425901+1685901+16812167(Top 48%)4119(Top 38%)4119(Top 88%)
21M21.00 mi1.00 mi15970+3545734+1675734+1679817(Top 38%)3139(Top 29%)3139(Top 67%)
35K21.75 mi0.75 mi15811+1595665+695665+6911115(Top 44%)3831(Top 35%)3831(Top 82%)
23M23.00 mi1.25 mi15430+3815499+1665499+1669624(Top 38%)3208(Top 29%)3208(Top 69%)
24M24.00 mi1.00 mi15265+1655438+615438+6111748(Top 46%)4284(Top 39%)4284(Top 92%)
40K24.85 mi0.85 mi15017+2485334+1045334+10410087(Top 39%)3619(Top 33%)3619(Top 78%)
25.2M25.20 mi0.35 mi14901+1165285+495285+4910002(Top 39%)3646(Top 33%)3646(Top 78%)
Finish26.22 mi1.02 mi14744+1575231+545231+5411490(Top 45%)4231(Top 39%)4231(Top 91%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 70%
×21story building
+97ft-345ft

Overall

17917

Females

6669

F18-39

6669

5K→10K

3.1 - 6.2 mi

Top 74%
×5story building
+79ft-138ft

Overall

18938

Females

7261

F18-39

7261

10K→15K

6.2 - 9.3 mi

Top 70%
×3story building
+67ft-78ft

Overall

17917

Females

6669

F18-39

6669

15K→20K

9.3 - 12.4 mi

Top 70%
×5story building
+106ft-86ft

Overall

17902

Females

6652

F18-39

6652

20K→Half

12.4 - 13.1 mi

Top 64%
×2story building
+19ft-37ft

Overall

16275

Females

5783

F18-39

5783

Half→25K

13.1 - 15.5 mi

Top 53%
×4story building
+66ft-88ft

Overall

13531

Females

4345

F18-39

4345

25K→30K

15.5 - 18.6 mi

Top 54%
×9story building
+181ft-148ft

Overall

13827

Females

4751

F18-39

4751

30K→20M

18.6 - 20.0 mi

Top 48%
×5story building
+64ft-50ft

Overall

12167

Females

4119

F18-39

4119

20M→21M

20.0 - 21.0 mi

Top 38%
×8story building
+106ft-24ft

Overall

9817

Females

3139

F18-39

3139

21M→35K

21.0 - 21.8 mi

Top 44%
×7story building
+17ft-86ft

Overall

11115

Females

3831

F18-39

3831

35K→23M

21.8 - 23.0 mi

Top 38%
×5story building
+23ft-63ft

Overall

9624

Females

3208

F18-39

3208

23M→24M

23.0 - 24.0 mi

Top 46%
×6story building
+12ft-82ft

Overall

11748

Females

4284

F18-39

4284

24M→40K

24.0 - 24.9 mi

Top 39%
×1story
+6ft-20ft

Overall

10087

Females

3619

F18-39

3619

40K→25.2M

24.9 - 25.2 mi

Top 39%
×1story
+13ft-16ft

Overall

10002

Females

3646

F18-39

3646

25.2M→Finish

25.2 - 26.2 mi

Top 45%
×2story building
+22ft-21ft

Overall

11490

Females

4231

F18-39

4231

Passing Analysis

Category:
Athletes Passed
4625
Passed By
577
Net Change
+4048
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18792
5K → 10K249320-71#18792#18863
10K → 15K40768+339#18863#18524
15K → 20K367128+239#18524#18285
20K → Half1072+105#18285#18180
Half → 25K8031+802#18180#17378
25K → 30K72513+712#17378#16666
30K → 20M3442+342#16666#16324
20M → 21M3584+354#16324#15970
21M → 35K1612+159#15970#15811
35K → 23M3843+381#15811#15430
23M → 24M1738+165#15430#15265
24M → 40K2546+248#15265#15017
40K → 25.2M1193+116#15017#14901
25.2M → Finish17417+157#14901#14744
TOTALS4625577+4048
📊

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