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BOSTON MARATHON 2023

Tricia Coffey

Bib: 10376•F

SC

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 41%
Gender (Female)
#0 / 11423
Top 23%
Division (F18-39)
#0 / 4884
Top 39%
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
7:37/mi
23:39
↑ 97↓ 3451.5%
10K· 6.21 mi
7:37/mi
47:20
↑ 79↓ 1380.4%
15K· 9.32 mi
7:39/mi
1:11:05
↑ 67↓ 78
20K· 12.43 mi
7:47/mi
1:35:15
↑ 106↓ 860.1%
Half· 13.11 mi
7:46/mi
1:40:33
↑ 19↓ 370.5%
25K· 15.53 mi
7:49/mi
1:59:30
↑ 66↓ 880.2%
30K· 18.64 mi
8:12/mi
2:24:59
↑ 181↓ 1480.2%
20M
7:55/mi
2:35:44
↑ 64↓ 500.2%
21M
8:13/mi
2:43:57
↑ 106↓ 241.6%
35K· 21.75 mi
7:59/mi
2:49:55
↑ 17↓ 861.7%
23M
8:04/mi
3:00:01
↑ 23↓ 630.6%
24M
8:06/mi
3:08:07
↓ 821.3%
40K· 24.85 mi
8:36/mi
3:15:28
↓ 200.3%
25.2M
8:25/mi
3:18:22
↑ 13↓ 160.2%
Finish· 26.22 mi
7:26/mi
3:25:57
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:40:33
Pace7:40 /mi
2nd Half
Distance13.11 mi
Time1:45:24
Pace8:02 /mi
📊Positive Split: 4.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:51:0623:397:3723:39
7:37
-
10K
6.21 mi11:14:4747:207:3723:41
7:37
0:00
15K
9.32 mi11:38:321:11:057:3823:45
7:39
+0:02
20K
12.43 mi12:02:421:35:157:4024:10
7:47
+0:08
Half
13.11 mi12:08:001:40:337:405:18
7:46
-0:01
25K
15.53 mi12:26:571:59:307:4218:57
7:49
+0:03
30K
18.64 mi12:52:262:24:597:4725:29
8:12
+0:23
20M
20.00 mi13:03:112:35:447:4710:45
7:55
-0:17
21M
21.00 mi13:11:242:43:577:488:13
8:13
+0:18
35K
21.75 mi13:17:222:49:557:495:58
7:59
-0:14
23M
23.00 mi13:27:283:00:017:5010:06
8:04
+0:05
24M
24.00 mi13:35:343:08:077:508:06
8:06
+0:02
40K
24.85 mi13:42:553:15:287:527:21
8:36
+0:30
25.2M
25.20 mi13:45:493:18:227:522:54
8:25
-0:11
Finish
26.22 mi13:53:243:25:577:527:35
7:26
-0:59

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

7:26 /mi

Average Pace

7:52 /mi

Slowest Pace

8:36 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:42:00

79% of race

Time at Steady Pace

43:57

21% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:51 /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 mi10:51:0623:397:3723:39
7:37
#10663
10K
6.21 mi11:14:4747:207:3723:41
7:37
#11088
15K
9.32 mi11:38:321:11:057:3823:45
7:39
#11167
20K
12.43 mi12:02:421:35:157:4024:10
7:47
#11232
Half
13.11 mi12:08:001:40:337:405:18
7:46
#11282
25K
15.53 mi12:26:571:59:307:4218:57
7:49
#11239
30K
18.64 mi12:52:262:24:597:4725:29
8:12
#11427
20M
20.00 mi13:03:112:35:447:4710:45
7:55
#11246
21M
21.00 mi13:11:242:43:577:488:13
8:13
#11061
35K
21.75 mi13:17:222:49:557:495:58
7:59
#11096
23M
23.00 mi13:27:283:00:017:5010:06
8:04
#11007
24M
24.00 mi13:35:343:08:077:508:06
8:06
#11055
40K
24.85 mi13:42:553:15:287:527:21
8:36
#11156
25.2M
25.20 mi13:45:493:18:227:522:54
8:25
#11107
Finish
26.22 mi13:53:243:25:577:527:35
7:26
#10964
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi106632169216911379(Top 43%)2555(Top 22%)2555(Top 52%)
10K6.21 mi3.10 mi11088-4252373-2042373-20411550(Top 43%)2626(Top 23%)2626(Top 54%)
15K9.32 mi3.11 mi11167-792423-502423-5011379(Top 43%)2555(Top 22%)2555(Top 52%)
20K12.43 mi3.11 mi11232-652463-402463-4011564(Top 43%)2718(Top 24%)2718(Top 56%)
Half13.11 mi0.68 mi11282-502489-262489-2612465(Top 47%)3168(Top 28%)3168(Top 65%)
25K15.53 mi2.42 mi11239+432495-62495-611242(Top 42%)2618(Top 23%)2618(Top 54%)
30K18.64 mi3.11 mi11427-1882647-1522647-15212362(Top 46%)3389(Top 30%)3389(Top 69%)
20M20.00 mi1.36 mi11246+1812568+792568+799663(Top 36%)2098(Top 18%)2098(Top 43%)
21M21.00 mi1.00 mi11061+1852491+772491+778745(Top 33%)1830(Top 16%)1830(Top 37%)
35K21.75 mi0.75 mi11096-352518-272518-2711947(Top 45%)3383(Top 30%)3383(Top 69%)
23M23.00 mi1.25 mi11007+892500+182500+1810253(Top 39%)2624(Top 23%)2624(Top 54%)
24M24.00 mi1.00 mi11055-482555-552555-5511954(Top 45%)3555(Top 31%)3555(Top 73%)
40K24.85 mi0.85 mi11156-1012627-722627-7213935(Top 52%)4698(Top 41%)4698(Top 96%)
25.2M25.20 mi0.35 mi11107+492616+112616+119049(Top 34%)2275(Top 20%)2275(Top 47%)
Finish26.22 mi1.02 mi10964+1432573+432573+438137(Top 31%)1901(Top 17%)1901(Top 39%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 43%
×21story building
+97ft-345ft

Overall

11379

Females

2555

F18-39

2555

5K→10K

3.1 - 6.2 mi

Top 43%
×5story building
+79ft-138ft

Overall

11550

Females

2626

F18-39

2626

10K→15K

6.2 - 9.3 mi

Top 43%
×3story building
+67ft-78ft

Overall

11379

Females

2555

F18-39

2555

15K→20K

9.3 - 12.4 mi

Top 43%
×5story building
+106ft-86ft

Overall

11564

Females

2718

F18-39

2718

20K→Half

12.4 - 13.1 mi

Top 47%
×2story building
+19ft-37ft

Overall

12465

Females

3168

F18-39

3168

Half→25K

13.1 - 15.5 mi

Top 42%
×4story building
+66ft-88ft

Overall

11242

Females

2618

F18-39

2618

25K→30K

15.5 - 18.6 mi

Top 46%
×9story building
+181ft-148ft

Overall

12362

Females

3389

F18-39

3389

30K→20M

18.6 - 20.0 mi

Top 36%
×5story building
+64ft-50ft

Overall

9663

Females

2098

F18-39

2098

20M→21M

20.0 - 21.0 mi

Top 33%
×8story building
+106ft-24ft

Overall

8745

Females

1830

F18-39

1830

21M→35K

21.0 - 21.8 mi

Top 45%
×7story building
+17ft-86ft

Overall

11947

Females

3383

F18-39

3383

35K→23M

21.8 - 23.0 mi

Top 39%
×5story building
+23ft-63ft

Overall

10253

Females

2624

F18-39

2624

23M→24M

23.0 - 24.0 mi

Top 45%
×6story building
+12ft-82ft

Overall

11954

Females

3555

F18-39

3555

24M→40K

24.0 - 24.9 mi

Top 52%
×1story
+6ft-20ft

Overall

13935

Females

4698

F18-39

4698

40K→25.2M

24.9 - 25.2 mi

Top 34%
×1story
+13ft-16ft

Overall

9049

Females

2275

F18-39

2275

25.2M→Finish

25.2 - 26.2 mi

Top 31%
×2story building
+22ft-21ft

Overall

8137

Females

1901

F18-39

1901

Passing Analysis

Category:
Athletes Passed
1570
Passed By
1871
Net Change
-301
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10663
5K → 10K143568-425#10663#11088
10K → 15K156235-79#11088#11167
15K → 20K138203-65#11167#11232
20K → Half1161-50#11232#11282
Half → 25K14097+43#11282#11239
25K → 30K119307-188#11239#11427
30K → 20M20019+181#11427#11246
20M → 21M1927+185#11246#11061
21M → 35K3469-35#11061#11096
35K → 23M13344+89#11096#11007
23M → 24M55103-48#11007#11055
24M → 40K38139-101#11055#11156
40K → 25.2M6011+49#11156#11107
25.2M → Finish1518+143#11107#10964
TOTALS15701871-301
📊

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