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BOSTON MARATHON 2023

Amanda Warlow

Bib: 12395•F

NY

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Division (F40-44)
#0 / 1878
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
10:26/mi
32:24
↑ 97↓ 3451.5%
10K· 6.21 mi
10:38/mi
1:05:27
↑ 79↓ 1380.4%
15K· 9.32 mi
11:14/mi
1:40:21
↑ 67↓ 78
20K· 12.43 mi
11:26/mi
2:15:53
↑ 106↓ 860.1%
Half· 13.11 mi
11:08/mi
2:23:29
↑ 19↓ 370.5%
25K· 15.53 mi
12:00/mi
2:52:35
↑ 66↓ 880.2%
30K· 18.64 mi
12:42/mi
3:32:01
↑ 181↓ 1480.2%
20M
12:25/mi
3:48:54
↑ 64↓ 500.2%
21M
14:43/mi
4:03:37
↑ 106↓ 241.6%
35K· 21.75 mi
12:08/mi
4:12:42
↑ 17↓ 861.7%
23M
12:56/mi
4:28:54
↑ 23↓ 630.6%
24M
12:36/mi
4:41:30
↓ 821.3%
40K· 24.85 mi
13:11/mi
4:52:46
↓ 200.3%
25.2M
14:36/mi
4:57:48
↑ 13↓ 160.2%
Finish· 26.22 mi
12:18/mi
5:10:20
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:23:29
Pace10:57 /mi
2nd Half
Distance13.11 mi
Time2:46:51
Pace12:44 /mi
📊Positive Split: 16.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:51:1932:2410:2632:24
10:26
-
10K
6.21 mi12:24:221:05:2710:3233:03
10:38
+0:12
15K
9.32 mi12:59:161:40:2110:4634:54
11:14
+0:36
20K
12.43 mi13:34:482:15:5310:5635:32
11:26
+0:12
Half
13.11 mi13:42:242:23:2910:577:36
11:08
-0:18
25K
15.53 mi14:11:302:52:3511:0729:06
12:00
+0:52
30K
18.64 mi14:50:563:32:0111:2239:26
12:42
+0:42
20M
20.00 mi15:07:493:48:5411:2716:53
12:25
-0:17
21M
21.00 mi15:22:324:03:3711:3614:43
14:43
+2:18
35K
21.75 mi15:31:374:12:4211:379:05
12:08
-2:35
23M
23.00 mi15:47:494:28:5411:4116:12
12:56
+0:48
24M
24.00 mi16:00:254:41:3011:4412:36
12:36
-0:20
40K
24.85 mi16:11:414:52:4611:4711:16
13:11
+0:35
25.2M
25.20 mi16:16:434:57:4811:495:02
14:36
+1:25
Finish
26.22 mi16:29:155:10:2011:5112:32
12:18
-2:18

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

10:26 /mi

Average Pace

11:51 /mi

Slowest Pace

14:43 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:23:29

46% of race

Time at Steady Pace

1:59:38

39% of race

Time at Slower Pace

47:13

15% of race

Average Pace: 11:50 /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 mi11:51:1932:2410:2632:24
10:26
#24539
10K
6.21 mi12:24:221:05:2710:3233:03
10:38
#24771
15K
9.32 mi12:59:161:40:2110:4634:54
11:14
#25092
20K
12.43 mi13:34:482:15:5310:5635:32
11:26
#25115
Half
13.11 mi13:42:242:23:2910:577:36
11:08
#25115
25K
15.53 mi14:11:302:52:3511:0729:06
12:00
#25166
30K
18.64 mi14:50:563:32:0111:2239:26
12:42
#25199
20M
20.00 mi15:07:493:48:5411:2716:53
12:25
#25160
21M
21.00 mi15:22:324:03:3711:3614:43
14:43
#25203
35K
21.75 mi15:31:374:12:4211:379:05
12:08
#25195
23M
23.00 mi15:47:494:28:5411:4116:12
12:56
#25203
24M
24.00 mi16:00:254:41:3011:4412:36
12:36
#25212
40K
24.85 mi16:11:414:52:4611:4711:16
13:11
#25219
25.2M
25.20 mi16:16:434:57:4811:495:02
14:36
#25230
Finish
26.22 mi16:29:155:10:2011:5112:32
12:18
#25245
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi24539101831018325457(Top 96%)10719(Top 94%)10719(Top 571%)
10K6.21 mi3.10 mi24771-23210308-12510308-12524929(Top 94%)10401(Top 91%)10401(Top 554%)
15K9.32 mi3.11 mi25092-32110493-18510493-18525457(Top 96%)10719(Top 94%)10719(Top 571%)
20K12.43 mi3.11 mi25115-2310523-3010523-3025175(Top 95%)10586(Top 93%)10586(Top 564%)
Half13.11 mi0.68 mi2511510524-110524-125142(Top 94%)10573(Top 93%)10573(Top 563%)
25K15.53 mi2.42 mi25166-5110563-3910563-3925164(Top 95%)10611(Top 93%)10611(Top 565%)
30K18.64 mi3.11 mi25199-3310597-3410597-3425169(Top 95%)10665(Top 93%)10665(Top 568%)
20M20.00 mi1.36 mi25160+3910583+1410583+1424664(Top 93%)10424(Top 91%)10424(Top 555%)
21M21.00 mi1.00 mi25203-4310610-2710610-2725577(Top 96%)10894(Top 95%)10894(Top 580%)
35K21.75 mi0.75 mi25195+810619-910619-924833(Top 93%)10577(Top 93%)10577(Top 563%)
23M23.00 mi1.25 mi25203-810635-1610635-1625031(Top 94%)10653(Top 93%)10653(Top 567%)
24M24.00 mi1.00 mi25212-910645-1010645-1025164(Top 95%)10763(Top 94%)10763(Top 573%)
40K24.85 mi0.85 mi25219-710651-610651-625089(Top 94%)10720(Top 94%)10720(Top 571%)
25.2M25.20 mi0.35 mi25230-1110658-710658-725465(Top 96%)10913(Top 96%)10913(Top 581%)
Finish26.22 mi1.02 mi25245-1510670-1210670-1225516(Top 96%)10928(Top 96%)10928(Top 582%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 96%
×21story building
+97ft-345ft

Overall

25457

Females

10719

F40-44

10719

5K→10K

3.1 - 6.2 mi

Top 94%
×5story building
+79ft-138ft

Overall

24929

Females

10401

F40-44

10401

10K→15K

6.2 - 9.3 mi

Top 96%
×3story building
+67ft-78ft

Overall

25457

Females

10719

F40-44

10719

15K→20K

9.3 - 12.4 mi

Top 95%
×5story building
+106ft-86ft

Overall

25175

Females

10586

F40-44

10586

20K→Half

12.4 - 13.1 mi

Top 94%
×2story building
+19ft-37ft

Overall

25142

Females

10573

F40-44

10573

Half→25K

13.1 - 15.5 mi

Top 95%
×4story building
+66ft-88ft

Overall

25164

Females

10611

F40-44

10611

25K→30K

15.5 - 18.6 mi

Top 95%
×9story building
+181ft-148ft

Overall

25169

Females

10665

F40-44

10665

30K→20M

18.6 - 20.0 mi

Top 93%
×5story building
+64ft-50ft

Overall

24664

Females

10424

F40-44

10424

20M→21M

20.0 - 21.0 mi

Top 96%
×8story building
+106ft-24ft

Overall

25577

Females

10894

F40-44

10894

21M→35K

21.0 - 21.8 mi

Top 93%
×7story building
+17ft-86ft

Overall

24833

Females

10577

F40-44

10577

35K→23M

21.8 - 23.0 mi

Top 94%
×5story building
+23ft-63ft

Overall

25031

Females

10653

F40-44

10653

23M→24M

23.0 - 24.0 mi

Top 95%
×6story building
+12ft-82ft

Overall

25164

Females

10763

F40-44

10763

24M→40K

24.0 - 24.9 mi

Top 94%
×1story
+6ft-20ft

Overall

25089

Females

10720

F40-44

10720

40K→25.2M

24.9 - 25.2 mi

Top 96%
×1story
+13ft-16ft

Overall

25465

Females

10913

F40-44

10913

25.2M→Finish

25.2 - 26.2 mi

Top 96%
×2story building
+22ft-21ft

Overall

25516

Females

10928

F40-44

10928

Passing Analysis

Category:
Athletes Passed
525
Passed By
1231
Net Change
-706
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24539
5K → 10K97329-232#24539#24771
10K → 15K26347-321#24771#25092
15K → 20K91114-23#25092#25115
20K → Half15150#25115#25115
Half → 25K59110-51#25115#25166
25K → 30K5790-33#25166#25199
30K → 20M6021+39#25199#25160
20M → 21M1659-43#25160#25203
21M → 35K2921+8#25203#25195
35K → 23M2735-8#25195#25203
23M → 24M1524-9#25203#25212
24M → 40K1421-7#25212#25219
40K → 25.2M516-11#25219#25230
25.2M → Finish1429-15#25230#25245
TOTALS5251231-706
📊

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