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BOSTON MARATHON 2023

Christine Lee

Bib: 29731•F

DC

0:00
0:00
/ mi
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Division (F18-39)
#0 / 4884
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ 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
11:32/mi
35:49
↑ 97↓ 3451.5%
10K· 6.21 mi
11:49/mi
1:12:32
↑ 79↓ 1380.4%
15K· 9.32 mi
12:18/mi
1:50:44
↑ 67↓ 78
20K· 12.43 mi
15:09/mi
2:37:48
↑ 106↓ 860.1%
Half· 13.11 mi
12:25/mi
2:46:16
↑ 19↓ 370.5%
25K· 15.53 mi
13:30/mi
3:19:00
↑ 66↓ 880.2%
30K· 18.64 mi
14:35/mi
4:04:20
↑ 181↓ 1480.2%
20M
14:31/mi
4:24:04
↑ 64↓ 500.2%
21M
14:55/mi
4:38:59
↑ 106↓ 241.6%
35K· 21.75 mi
13:11/mi
4:48:51
↑ 17↓ 861.7%
23M
13:31/mi
5:05:47
↑ 23↓ 630.6%
24M
14:43/mi
5:20:30
↓ 821.3%
40K· 24.85 mi
11:28/mi
5:30:18
↓ 200.3%
25.2M
16:29/mi
5:35:59
↑ 13↓ 160.2%
Finish· 26.22 mi
11:02/mi
5:47:14
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:46:16
Pace12:41 /mi
2nd Half
Distance13.11 mi
Time3:00:58
Pace13:48 /mi
📊Positive Split: 8.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:58:2735:4911:3235:49
11:32
-
10K
6.21 mi12:35:101:12:3211:4036:43
11:49
+0:17
15K
9.32 mi13:13:221:50:4411:5338:12
12:18
+0:29
20K
12.43 mi14:00:262:37:4812:4247:04
15:09
+2:51
Half
13.11 mi14:08:542:46:1612:418:28
12:25
-2:44
25K
15.53 mi14:41:383:19:0012:4932:44
13:30
+1:05
30K
18.64 mi15:26:584:04:2013:0645:20
14:35
+1:05
20M
20.00 mi15:46:424:24:0413:1219:44
14:31
-0:04
21M
21.00 mi16:01:374:38:5913:1714:55
14:55
+0:24
35K
21.75 mi16:11:294:48:5113:179:52
13:11
-1:44
23M
23.00 mi16:28:255:05:4713:1816:56
13:31
+0:20
24M
24.00 mi16:43:085:20:3013:2114:43
14:43
+1:12
40K
24.85 mi16:52:565:30:1813:179:48
11:28
-3:15
25.2M
25.20 mi16:58:375:35:5913:205:41
16:29
+5:01
Finish
26.22 mi17:09:525:47:1413:1511:15
11:02
-5:27

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

11:02 /mi

Average Pace

13:15 /mi

Slowest Pace

16:29 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:20:15

40% of race

Time at Steady Pace

59:32

17% of race

Time at Slower Pace

2:27:27

42% of race

Average Pace: 13:15 /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 mi11:58:2735:4911:3235:49
11:32
#26229
10K
6.21 mi12:35:101:12:3211:4036:43
11:49
#26215
15K
9.32 mi13:13:221:50:4411:5338:12
12:18
#26230
20K
12.43 mi14:00:262:37:4812:4247:04
15:09
#26478
Half
13.11 mi14:08:542:46:1612:418:28
12:25
#26467
25K
15.53 mi14:41:383:19:0012:4932:44
13:30
#26442
30K
18.64 mi15:26:584:04:2013:0645:20
14:35
#26451
20M
20.00 mi15:46:424:24:0413:1219:44
14:31
#26435
21M
21.00 mi16:01:374:38:5913:1714:55
14:55
#26416
35K
21.75 mi16:11:294:48:5113:179:52
13:11
#26398
23M
23.00 mi16:28:255:05:4713:1816:56
13:31
#26374
24M
24.00 mi16:43:085:20:3013:2114:43
14:43
#26384
40K
24.85 mi16:52:565:30:1813:179:48
11:28
#26332
25.2M
25.20 mi16:58:375:35:5913:205:41
16:29
#26342
Finish
26.22 mi17:09:525:47:1413:1511:15
11:02
#26296
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi26229111851118526229(Top 99%)11185(Top 98%)11185(Top 229%)
10K6.21 mi3.10 mi26215+1411176+911176+926163(Top 98%)11147(Top 98%)11147(Top 228%)
15K9.32 mi3.11 mi26230-1511184-811184-826229(Top 99%)11185(Top 98%)11185(Top 229%)
20K12.43 mi3.11 mi26478-24811347-16311347-16326606(Top 100%)11417(Top 100%)11417(Top 234%)
Half13.11 mi0.68 mi26467+1111338+911338+926113(Top 98%)11127(Top 97%)11127(Top 228%)
25K15.53 mi2.42 mi26442+2511320+1811320+1826128(Top 98%)11145(Top 98%)11145(Top 228%)
30K18.64 mi3.11 mi26451-911322-211322-226285(Top 99%)11246(Top 98%)11246(Top 230%)
20M20.00 mi1.36 mi26435+1611315+711315+726114(Top 98%)11186(Top 98%)11186(Top 229%)
21M21.00 mi1.00 mi26416+1911303+1211303+1225687(Top 96%)10946(Top 96%)10946(Top 224%)
35K21.75 mi0.75 mi26398+1811295+811295+825706(Top 97%)10997(Top 96%)10997(Top 225%)
23M23.00 mi1.25 mi26374+2411280+1511280+1525521(Top 96%)10911(Top 96%)10911(Top 223%)
24M24.00 mi1.00 mi26384-1011286-611286-626335(Top 99%)11313(Top 99%)11313(Top 232%)
40K24.85 mi0.85 mi26332+5211260+2611260+2623168(Top 87%)9751(Top 85%)9751(Top 200%)
25.2M25.20 mi0.35 mi26342-1011267-711267-726262(Top 99%)11283(Top 99%)11283(Top 231%)
Finish26.22 mi1.02 mi26296+4611242+2511242+2524062(Top 90%)10194(Top 89%)10194(Top 209%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 99%
×21story building
+97ft-345ft

Overall

26229

Females

11185

F18-39

11185

5K→10K

3.1 - 6.2 mi

Top 98%
×5story building
+79ft-138ft

Overall

26163

Females

11147

F18-39

11147

10K→15K

6.2 - 9.3 mi

Top 99%
×3story building
+67ft-78ft

Overall

26229

Females

11185

F18-39

11185

15K→20K

9.3 - 12.4 mi

Top 100%
×5story building
+106ft-86ft

Overall

26606

Females

11417

F18-39

11417

20K→Half

12.4 - 13.1 mi

Top 98%
×2story building
+19ft-37ft

Overall

26113

Females

11127

F18-39

11127

Half→25K

13.1 - 15.5 mi

Top 98%
×4story building
+66ft-88ft

Overall

26128

Females

11145

F18-39

11145

25K→30K

15.5 - 18.6 mi

Top 99%
×9story building
+181ft-148ft

Overall

26285

Females

11246

F18-39

11246

30K→20M

18.6 - 20.0 mi

Top 98%
×5story building
+64ft-50ft

Overall

26114

Females

11186

F18-39

11186

20M→21M

20.0 - 21.0 mi

Top 96%
×8story building
+106ft-24ft

Overall

25687

Females

10946

F18-39

10946

21M→35K

21.0 - 21.8 mi

Top 97%
×7story building
+17ft-86ft

Overall

25706

Females

10997

F18-39

10997

35K→23M

21.8 - 23.0 mi

Top 96%
×5story building
+23ft-63ft

Overall

25521

Females

10911

F18-39

10911

23M→24M

23.0 - 24.0 mi

Top 99%
×6story building
+12ft-82ft

Overall

26335

Females

11313

F18-39

11313

24M→40K

24.0 - 24.9 mi

Top 87%
×1story
+6ft-20ft

Overall

23168

Females

9751

F18-39

9751

40K→25.2M

24.9 - 25.2 mi

Top 99%
×1story
+13ft-16ft

Overall

26262

Females

11283

F18-39

11283

25.2M→Finish

25.2 - 26.2 mi

Top 90%
×2story building
+22ft-21ft

Overall

24062

Females

10194

F18-39

10194

Passing Analysis

Category:
Athletes Passed
374
Passed By
441
Net Change
-67
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#26229
5K → 10K7359+14#26229#26215
10K → 15K4257-15#26215#26230
15K → 20K3251-248#26230#26478
20K → Half110+11#26478#26467
Half → 25K316+25#26467#26442
25K → 30K2029-9#26442#26451
30K → 20M215+16#26451#26435
20M → 21M223+19#26435#26416
21M → 35K180+18#26416#26398
35K → 23M251+24#26398#26374
23M → 24M515-10#26374#26384
24M → 40K520+52#26384#26332
40K → 25.2M414-10#26332#26342
25.2M → Finish471+46#26342#26296
TOTALS374441-67
📊

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