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BOSTON MARATHON 2023

Aigneis Frey

Bib: 17108•F

CA

0:00
0:00
/ mi
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Top 41%
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
8:24/mi
26:05
↑ 97↓ 3451.5%
10K· 6.21 mi
8:08/mi
51:20
↑ 79↓ 1380.4%
15K· 9.32 mi
8:07/mi
1:16:34
↑ 67↓ 78
20K· 12.43 mi
8:24/mi
1:42:39
↑ 106↓ 860.1%
Half· 13.11 mi
7:39/mi
1:47:52
↑ 19↓ 370.5%
25K· 15.53 mi
8:00/mi
2:07:17
↑ 66↓ 880.2%
30K· 18.64 mi
8:13/mi
2:32:50
↑ 181↓ 1480.2%
20M
8:30/mi
2:44:23
↑ 64↓ 500.2%
21M
9:01/mi
2:53:24
↑ 106↓ 241.6%
35K· 21.75 mi
8:13/mi
2:59:33
↑ 17↓ 861.7%
23M
8:42/mi
3:10:27
↑ 23↓ 630.6%
24M
8:58/mi
3:19:25
↓ 821.3%
40K· 24.85 mi
9:04/mi
3:27:10
↓ 200.3%
25.2M
9:17/mi
3:30:22
↑ 13↓ 160.2%
Finish· 26.22 mi
8:14/mi
3:38:45
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:47:52
Pace8:14 /mi
2nd Half
Distance13.11 mi
Time1:50:53
Pace8:28 /mi
📊Positive Split: 2.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:21:4626:058:2426:05
8:24
-
10K
6.21 mi11:47:0151:208:1625:15
8:08
-0:16
15K
9.32 mi12:12:151:16:348:1325:14
8:07
-0:01
20K
12.43 mi12:38:201:42:398:1626:05
8:24
+0:17
Half
13.11 mi12:43:331:47:528:145:13
7:39
-0:45
25K
15.53 mi13:02:582:07:178:1219:25
8:00
+0:21
30K
18.64 mi13:28:312:32:508:1225:33
8:13
+0:13
20M
20.00 mi13:40:042:44:238:1311:33
8:30
+0:17
21M
21.00 mi13:49:052:53:248:159:01
9:01
+0:31
35K
21.75 mi13:55:142:59:338:156:09
8:13
-0:48
23M
23.00 mi14:06:083:10:278:1710:54
8:42
+0:29
24M
24.00 mi14:15:063:19:258:198:58
8:58
+0:16
40K
24.85 mi14:22:513:27:108:207:45
9:04
+0:06
25.2M
25.20 mi14:26:033:30:228:213:12
9:17
+0:13
Finish
26.22 mi14:34:263:38:458:218:23
8:14
-1:03

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

7:39 /mi

Average Pace

8:21 /mi

Slowest Pace

9:17 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:15:07

34% of race

Time at Steady Pace

1:43:48

47% of race

Time at Slower Pace

39:50

18% of race

Average Pace: 8:21 /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 mi11:21:4626:058:2426:05
8:24
#16849
10K
6.21 mi11:47:0151:208:1625:15
8:08
#16247
15K
9.32 mi12:12:151:16:348:1325:14
8:07
#15942
20K
12.43 mi12:38:201:42:398:1626:05
8:24
#15983
Half
13.11 mi12:43:331:47:528:145:13
7:39
#15775
25K
15.53 mi13:02:582:07:178:1219:25
8:00
#15312
30K
18.64 mi13:28:312:32:508:1225:33
8:13
#14804
20M
20.00 mi13:40:042:44:238:1311:33
8:30
#14692
21M
21.00 mi13:49:052:53:248:159:01
9:01
#14608
35K
21.75 mi13:55:142:59:338:156:09
8:13
#14559
23M
23.00 mi14:06:083:10:278:1710:54
8:42
#14536
24M
24.00 mi14:15:063:19:258:198:58
8:58
#14644
40K
24.85 mi14:22:513:27:108:207:45
9:04
#14686
25.2M
25.20 mi14:26:033:30:228:213:12
9:17
#14667
Finish
26.22 mi14:34:263:38:458:218:23
8:14
#14626
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi168495822582215318(Top 58%)4860(Top 43%)4860(Top 100%)
10K6.21 mi3.10 mi16247+6025423+3995423+39915730(Top 59%)5097(Top 45%)5097(Top 104%)
15K9.32 mi3.11 mi15942+3055244+1795244+17915318(Top 58%)4860(Top 43%)4860(Top 100%)
20K12.43 mi3.11 mi15983-415297-535297-5316213(Top 61%)5473(Top 48%)5473(Top 112%)
Half13.11 mi0.68 mi15775+2085166+1315166+13111525(Top 43%)2666(Top 23%)2666(Top 55%)
25K15.53 mi2.42 mi15312+4634905+2614905+26112839(Top 48%)3549(Top 31%)3549(Top 73%)
30K18.64 mi3.11 mi14804+5084621+2844621+28412518(Top 47%)3479(Top 30%)3479(Top 71%)
20M20.00 mi1.36 mi14692+1124576+454576+4513649(Top 51%)4209(Top 37%)4209(Top 86%)
21M21.00 mi1.00 mi14608+844553+234553+2313538(Top 51%)4233(Top 37%)4233(Top 87%)
35K21.75 mi0.75 mi14559+494540+134540+1313638(Top 51%)4373(Top 38%)4373(Top 90%)
23M23.00 mi1.25 mi14536+234546-64546-614432(Top 54%)4869(Top 43%)4869(Top 100%)
24M24.00 mi1.00 mi14644-1084648-1024648-10217081(Top 64%)6398(Top 56%)6398(Top 131%)
40K24.85 mi0.85 mi14686-424692-444692-4416489(Top 62%)6119(Top 54%)6119(Top 125%)
25.2M25.20 mi0.35 mi14667+194693-14693-114142(Top 53%)4826(Top 42%)4826(Top 99%)
Finish26.22 mi1.02 mi14626+414680+134680+1313643(Top 51%)4549(Top 40%)4549(Top 93%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 58%
×21story building
+97ft-345ft

Overall

15318

Females

4860

F18-39

4860

5K→10K

3.1 - 6.2 mi

Top 59%
×5story building
+79ft-138ft

Overall

15730

Females

5097

F18-39

5097

10K→15K

6.2 - 9.3 mi

Top 58%
×3story building
+67ft-78ft

Overall

15318

Females

4860

F18-39

4860

15K→20K

9.3 - 12.4 mi

Top 61%
×5story building
+106ft-86ft

Overall

16213

Females

5473

F18-39

5473

20K→Half

12.4 - 13.1 mi

Top 43%
×2story building
+19ft-37ft

Overall

11525

Females

2666

F18-39

2666

Half→25K

13.1 - 15.5 mi

Top 48%
×4story building
+66ft-88ft

Overall

12839

Females

3549

F18-39

3549

25K→30K

15.5 - 18.6 mi

Top 47%
×9story building
+181ft-148ft

Overall

12518

Females

3479

F18-39

3479

30K→20M

18.6 - 20.0 mi

Top 51%
×5story building
+64ft-50ft

Overall

13649

Females

4209

F18-39

4209

20M→21M

20.0 - 21.0 mi

Top 51%
×8story building
+106ft-24ft

Overall

13538

Females

4233

F18-39

4233

21M→35K

21.0 - 21.8 mi

Top 51%
×7story building
+17ft-86ft

Overall

13638

Females

4373

F18-39

4373

35K→23M

21.8 - 23.0 mi

Top 54%
×5story building
+23ft-63ft

Overall

14432

Females

4869

F18-39

4869

23M→24M

23.0 - 24.0 mi

Top 64%
×6story building
+12ft-82ft

Overall

17081

Females

6398

F18-39

6398

24M→40K

24.0 - 24.9 mi

Top 62%
×1story
+6ft-20ft

Overall

16489

Females

6119

F18-39

6119

40K→25.2M

24.9 - 25.2 mi

Top 53%
×1story
+13ft-16ft

Overall

14142

Females

4826

F18-39

4826

25.2M→Finish

25.2 - 26.2 mi

Top 51%
×2story building
+22ft-21ft

Overall

13643

Females

4549

F18-39

4549

Passing Analysis

Category:
Athletes Passed
3079
Passed By
856
Net Change
+2223
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16849
5K → 10K708106+602#16849#16247
10K → 15K38277+305#16247#15942
15K → 20K153194-41#15942#15983
20K → Half2080+208#15983#15775
Half → 25K4718+463#15775#15312
25K → 30K52214+508#15312#14804
30K → 20M14129+112#14804#14692
20M → 21M12945+84#14692#14608
21M → 35K6718+49#14608#14559
35K → 23M8663+23#14559#14536
23M → 24M50158-108#14536#14644
24M → 40K4688-42#14644#14686
40K → 25.2M3213+19#14686#14667
25.2M → Finish8443+41#14667#14626
TOTALS3079856+2223
📊

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