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BOSTON MARATHON 2024

Trillium Chang

Bib: 6658•F

DC

0:00
0:00
/ mi
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Overall
#0 / 25550
Top 9%
Gender (Female)
#0 / 10924
Top 1%
Division (F18-39)
#0 / 4660
Top 2%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:59
Rank: #2917
Start → 5K
6:26/mi
19:59 split
10K· 6.21 mi
40:06
Rank: #2852 (+65)
5K → 10K
6:28/mi
20:07 split
15K· 9.32 mi
1:00:37
Rank: #2998 (-146)
10K → 15K
6:36/mi
20:31 split
20K· 12.43 mi
1:21:30
Rank: #3021 (-23)
15K → 20K
6:43/mi
20:53 split
Half· 13.11 mi
1:26:03
Rank: #3036 (-15)
20K → Half
6:40/mi
4:33 split
25K· 15.53 mi
1:42:59
Rank: #3163 (-127)
Half → 25K
6:59/mi
16:56 split
30K· 18.64 mi
2:04:40
Rank: #2992 (+171)
25K → 30K
6:59/mi
21:41 split
20M
2:14:27
Rank: #2978 (+14)
30K → 20M
7:12/mi
9:47 split
21M
2:21:48
Rank: #2857 (+121)
20M → 21M
7:21/mi
7:21 split
35K· 21.75 mi
2:26:48
Rank: #2764 (+93)
21M → 35K
6:41/mi
5:00 split
23M
2:35:28
Rank: #2623 (+141)
35K → 23M
6:55/mi
8:40 split
24M
2:42:20
Rank: #2551 (+72)
23M → 24M
6:52/mi
6:52 split
40K· 24.85 mi
2:48:13
Rank: #2446 (+105)
24M → 40K
6:52/mi
5:53 split
25.2M
2:50:30
Rank: #2335 (+111)
40K → 25.2M
6:37/mi
2:17 split
Finish· 26.22 mi
2:57:15
Rank: #2260 (+75)
25.2M → Finish
6:37/mi
6:45 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:26:03
Pace6:34 /mi
2nd Half
Distance13.11 mi
Time1:31:12
Pace6:57 /mi
📊Positive Split: 6.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:23:1019:596:2619:59
6:26
-
10K
6.21 mi10:43:1740:066:2720:07
6:28
+0:02
15K
9.32 mi11:03:481:00:376:3020:31
6:36
+0:08
20K
12.43 mi11:24:411:21:306:3320:53
6:43
+0:07
Half
13.11 mi11:29:141:26:036:344:33
6:40
-0:03
25K
15.53 mi11:46:101:42:596:3816:56
6:59
+0:19
30K
18.64 mi12:07:512:04:406:4121:41
6:59
0:00
20M
20.00 mi12:17:382:14:276:439:47
7:12
+0:13
21M
21.00 mi12:24:592:21:486:457:21
7:21
+0:09
35K
21.75 mi12:29:592:26:486:455:00
6:41
-0:40
23M
23.00 mi12:38:392:35:286:468:40
6:55
+0:14
24M
24.00 mi12:45:312:42:206:466:52
6:52
-0:03
40K
24.85 mi12:51:242:48:136:465:53
6:52
0:00
25.2M
25.20 mi12:53:412:50:306:462:17
6:37
-0:15
Finish
26.22 mi13:00:262:57:156:466:45
6:37
0:00

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

6:26 /mi

Average Pace

6:46 /mi

Slowest Pace

7:21 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:40:07

90% of race

Time at Steady Pace

17:08

10% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:46 /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 mi10:23:1019:596:2619:59
6:26
#2917
10K
6.21 mi10:43:1740:066:2720:07
6:28
#2852
15K
9.32 mi11:03:481:00:376:3020:31
6:36
#2998
20K
12.43 mi11:24:411:21:306:3320:53
6:43
#3021
Half
13.11 mi11:29:141:26:036:344:33
6:40
#3036
25K
15.53 mi11:46:101:42:596:3816:56
6:59
#3163
30K
18.64 mi12:07:512:04:406:4121:41
6:59
#2992
20M
20.00 mi12:17:382:14:276:439:47
7:12
#2978
21M
21.00 mi12:24:592:21:486:457:21
7:21
#2857
35K
21.75 mi12:29:592:26:486:455:00
6:41
#2764
23M
23.00 mi12:38:392:35:286:468:40
6:55
#2623
24M
24.00 mi12:45:312:42:206:466:52
6:52
#2551
40K
24.85 mi12:51:242:48:136:465:53
6:52
#2446
25.2M
25.20 mi12:53:412:50:306:462:17
6:37
#2335
Finish
26.22 mi13:00:262:57:156:466:45
6:37
#2260
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi29171181183309(Top 13%)158(Top 1%)158(Top 3%)
10K6.21 mi3.10 mi2852+65113+5113+52863(Top 11%)121(Top 1%)121(Top 3%)
15K9.32 mi3.11 mi2998-146126-13126-133309(Top 13%)158(Top 1%)158(Top 3%)
20K12.43 mi3.11 mi3021-23128-2128-23354(Top 13%)173(Top 2%)173(Top 4%)
Half13.11 mi0.68 mi3036-15131-3131-33623(Top 14%)194(Top 2%)194(Top 4%)
25K15.53 mi2.42 mi3163-127147-16147-164256(Top 17%)340(Top 3%)340(Top 7%)
30K18.64 mi3.11 mi2992+171149-2149-22778(Top 11%)178(Top 2%)178(Top 4%)
20M20.00 mi1.36 mi2978+14147+2147+23159(Top 12%)270(Top 2%)270(Top 6%)
21M21.00 mi1.00 mi2857+1211471472043(Top 8%)143(Top 1%)143(Top 3%)
35K21.75 mi0.75 mi2764+93146+1146+11868(Top 7%)132(Top 1%)132(Top 3%)
23M23.00 mi1.25 mi2623+141137+9137+91694(Top 7%)120(Top 1%)120(Top 3%)
24M24.00 mi1.00 mi2551+721371371922(Top 8%)179(Top 2%)179(Top 4%)
40K24.85 mi0.85 mi2446+105134+3134+31503(Top 6%)126(Top 1%)126(Top 3%)
25.2M25.20 mi0.35 mi2335+111128+6128+6250(Top 1.0%)20(Top 0.2%)20(Top 0.4%)
Finish26.22 mi1.02 mi2260+75125+3125+31725(Top 7%)194(Top 2%)194(Top 4%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 13%
×21story building
+97ft-345ft

Overall

3309

Females

158

F18-39

158

5K→10K

3.1 - 6.2 mi

Top 11%
×5story building
+79ft-138ft

Overall

2863

Females

121

F18-39

121

10K→15K

6.2 - 9.3 mi

Top 13%
×3story building
+67ft-78ft

Overall

3309

Females

158

F18-39

158

15K→20K

9.3 - 12.4 mi

Top 13%
×5story building
+106ft-86ft

Overall

3354

Females

173

F18-39

173

20K→Half

12.4 - 13.1 mi

Top 14%
×2story building
+19ft-37ft

Overall

3623

Females

194

F18-39

194

Half→25K

13.1 - 15.5 mi

Top 17%
×4story building
+66ft-88ft

Overall

4256

Females

340

F18-39

340

25K→30K

15.5 - 18.6 mi

Top 11%
×9story building
+181ft-148ft

Overall

2778

Females

178

F18-39

178

30K→20M

18.6 - 20.0 mi

Top 12%
×5story building
+64ft-50ft

Overall

3159

Females

270

F18-39

270

20M→21M

20.0 - 21.0 mi

Top 8%
×8story building
+106ft-24ft

Overall

2043

Females

143

F18-39

143

21M→35K

21.0 - 21.8 mi

Top 7%
×7story building
+17ft-86ft

Overall

1868

Females

132

F18-39

132

35K→23M

21.8 - 23.0 mi

Top 7%
×5story building
+23ft-63ft

Overall

1694

Females

120

F18-39

120

23M→24M

23.0 - 24.0 mi

Top 8%
×6story building
+12ft-82ft

Overall

1922

Females

179

F18-39

179

24M→40K

24.0 - 24.9 mi

Top 6%
×1story
+6ft-20ft

Overall

1503

Females

126

F18-39

126

40K→25.2M

24.9 - 25.2 mi

Top 1.0%
×1story
+13ft-16ft

Overall

250

Females

20

F18-39

20

25.2M→Finish

25.2 - 26.2 mi

Top 7%
×2story building
+22ft-21ft

Overall

1725

Females

194

F18-39

194

Passing Analysis

Category:
Athletes Passed
1526
Passed By
869
Net Change
+657
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2917
5K → 10K181116+65#2917#2852
10K → 15K62208-146#2852#2998
15K → 20K104127-23#2998#3021
20K → Half1429-15#3021#3036
Half → 25K76203-127#3036#3163
25K → 30K24675+171#3163#2992
30K → 20M8066+14#2992#2978
20M → 21M1287+121#2978#2857
21M → 35K963+93#2857#2764
35K → 23M1465+141#2764#2623
23M → 24M9018+72#2623#2551
24M → 40K1072+105#2551#2446
40K → 25.2M1110+111#2446#2335
25.2M → Finish8510+75#2335#2260
TOTALS1526869+657
📊

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