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BOSTON MARATHON 2023

Audrey Machowski

Bib: 21672•F

ME

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Top 43%
Masters (Masters Women)
#0 / 6539
Top 31%
Division (F45-49)
#0 / 1817
Top 35%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
26:32
Rank: #17863
Start → 5K
26:32 | 8:32/mi
10K· 6.21 mi
52:30
Rank: #17554 (+309)
5K → 10K
25:58 | 8:21/mi
15K· 9.32 mi
1:18:22
Rank: #17252 (+302)
10K → 15K
25:52 | 8:20/mi
20K· 12.43 mi
1:44:32
Rank: #17026 (+226)
15K → 20K
26:10 | 8:25/mi
Half· 13.11 mi
1:50:17
Rank: #17036 (-10)
20K → Half
5:45 | 8:26/mi
25K· 15.53 mi
2:10:40
Rank: #16812 (+224)
Half → 25K
20:23 | 8:24/mi
30K· 18.64 mi
2:37:33
Rank: #16473 (+339)
25K → 30K
26:53 | 8:39/mi
20M
2:49:16
Rank: #16312 (+161)
30K → 20M
11:43 | 8:37/mi
21M
2:57:54
Rank: #15999 (+313)
20M → 21M
8:38 | 8:38/mi
35K· 21.75 mi
3:03:48
Rank: #15807 (+192)
21M → 35K
5:54 | 7:53/mi
23M
3:14:06
Rank: #15560 (+247)
35K → 23M
10:18 | 8:14/mi
24M
3:22:08
Rank: #15381 (+179)
23M → 24M
8:02 | 8:02/mi
40K· 24.85 mi
3:29:10
Rank: #15214 (+167)
24M → 40K
7:02 | 8:14/mi
25.2M
3:32:11
Rank: #15124 (+90)
40K → 25.2M
3:01 | 8:45/mi
Finish· 26.22 mi
3:40:23
Rank: #15036 (+88)
25.2M → Finish
8:12 | 8:03/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:50:17
Pace8:25 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:50:06
Pace8:24 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:20:3226:328:3226:32
8:32
-
10K
6.21 mi11:46:3052:308:2725:58
8:21
-0:11
15K
9.32 mi12:12:221:18:228:2425:52
8:20
-0:01
20K
12.43 mi12:38:321:44:328:2526:10
8:25
+0:05
Half
13.11 mi12:44:171:50:178:255:45
8:26
+0:01
25K
15.53 mi13:04:402:10:408:2520:23
8:24
-0:02
30K
18.64 mi13:31:332:37:338:2726:53
8:39
+0:15
20M
20.00 mi13:43:162:49:168:2811:43
8:37
-0:02
21M
21.00 mi13:51:542:57:548:288:38
8:38
+0:01
35K
21.75 mi13:57:483:03:488:275:54
7:53
-0:45
23M
23.00 mi14:08:063:14:068:2610:18
8:14
+0:21
24M
24.00 mi14:16:083:22:088:258:02
8:02
-0:12
40K
24.85 mi14:23:103:29:108:257:02
8:14
+0:12
25.2M
25.20 mi14:26:113:32:118:253:01
8:45
+0:31
Finish
26.22 mi14:34:233:40:238:258:12
8:03
-0:42

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

7:53 /mi

Average Pace

8:25 /mi

Slowest Pace

8:45 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:37:22

99% of race

Time at Steady Pace

3:01

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:24 /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 mi11:20:3226:328:3226:32
8:32
#17863
10K
6.21 mi11:46:3052:308:2725:58
8:21
#17554
15K
9.32 mi12:12:221:18:228:2425:52
8:20
#17252
20K
12.43 mi12:38:321:44:328:2526:10
8:25
#17026
Half
13.11 mi12:44:171:50:178:255:45
8:26
#17036
25K
15.53 mi13:04:402:10:408:2520:23
8:24
#16812
30K
18.64 mi13:31:332:37:338:2726:53
8:39
#16473
20M
20.00 mi13:43:162:49:168:2811:43
8:37
#16312
21M
21.00 mi13:51:542:57:548:288:38
8:38
#15999
35K
21.75 mi13:57:483:03:488:275:54
7:53
#15807
23M
23.00 mi14:08:063:14:068:2610:18
8:14
#15560
24M
24.00 mi14:16:083:22:088:258:02
8:02
#15381
40K
24.85 mi14:23:103:29:108:257:02
8:14
#15214
25.2M
25.20 mi14:26:113:32:118:253:01
8:45
#15124
Finish
26.22 mi14:34:233:40:238:258:12
8:03
#15036
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi178636468646816716(Top 63%)5744(Top 50%)5744(Top 316%)
10K6.21 mi3.10 mi17554+3096260+2086260+20817315(Top 65%)6075(Top 53%)6075(Top 334%)
15K9.32 mi3.11 mi17252+3026068+1926068+19216716(Top 63%)5744(Top 50%)5744(Top 316%)
20K12.43 mi3.11 mi17026+2265942+1265942+12616396(Top 62%)5591(Top 49%)5591(Top 308%)
Half13.11 mi0.68 mi17036-105953-115953-1117397(Top 65%)6143(Top 54%)6143(Top 338%)
25K15.53 mi2.42 mi16812+2245844+1095844+10915652(Top 59%)5242(Top 46%)5242(Top 288%)
30K18.64 mi3.11 mi16473+3395673+1715673+17115255(Top 57%)5091(Top 45%)5091(Top 280%)
20M20.00 mi1.36 mi16312+1615592+815592+8114452(Top 54%)4686(Top 41%)4686(Top 258%)
21M21.00 mi1.00 mi15999+3135414+1785414+17811312(Top 42%)3051(Top 27%)3051(Top 168%)
35K21.75 mi0.75 mi15807+1925319+955319+9511388(Top 43%)3093(Top 27%)3093(Top 170%)
23M23.00 mi1.25 mi15560+2475202+1175202+11711425(Top 43%)3238(Top 28%)3238(Top 178%)
24M24.00 mi1.00 mi15381+1795096+1065096+10611531(Top 43%)3361(Top 29%)3361(Top 185%)
40K24.85 mi0.85 mi15214+1675001+955001+9511608(Top 44%)3484(Top 30%)3484(Top 192%)
25.2M25.20 mi0.35 mi15124+904962+394962+3911163(Top 42%)3320(Top 29%)3320(Top 183%)
Finish26.22 mi1.02 mi15036+884933+294933+2912500(Top 47%)3976(Top 35%)3976(Top 219%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 63%
×21stories
+97ft-345ft

Overall

16716

Females

5744

F45-49

5744

5K→10K

3.1 - 6.2 mi

Top 65%
×5stories
+79ft-138ft

Overall

17315

Females

6075

F45-49

6075

10K→15K

6.2 - 9.3 mi

Top 63%
×3stories
+67ft-78ft

Overall

16716

Females

5744

F45-49

5744

15K→20K

9.3 - 12.4 mi

Top 62%
×5stories
+106ft-86ft

Overall

16396

Females

5591

F45-49

5591

20K→Half

12.4 - 13.1 mi

Top 65%
×2stories
+19ft-37ft

Overall

17397

Females

6143

F45-49

6143

Half→25K

13.1 - 15.5 mi

Top 59%
×4stories
+66ft-88ft

Overall

15652

Females

5242

F45-49

5242

25K→30K

15.5 - 18.6 mi

Top 57%
×9stories
+181ft-148ft

Overall

15255

Females

5091

F45-49

5091

30K→20M

18.6 - 20.0 mi

Top 54%
×5stories
+64ft-50ft

Overall

14452

Females

4686

F45-49

4686

20M→21M

20.0 - 21.0 mi

Top 42%
×8stories
+106ft-24ft

Overall

11312

Females

3051

F45-49

3051

21M→35K

21.0 - 21.8 mi

Top 43%
×7stories
+17ft-86ft

Overall

11388

Females

3093

F45-49

3093

35K→23M

21.8 - 23.0 mi

Top 43%
×5stories
+23ft-63ft

Overall

11425

Females

3238

F45-49

3238

23M→24M

23.0 - 24.0 mi

Top 43%
×6stories
+12ft-82ft

Overall

11531

Females

3361

F45-49

3361

24M→40K

24.0 - 24.9 mi

Top 44%
×1story
+6ft-20ft

Overall

11608

Females

3484

F45-49

3484

40K→25.2M

24.9 - 25.2 mi

Top 42%
×1story
+13ft-16ft

Overall

11163

Females

3320

F45-49

3320

25.2M→Finish

25.2 - 26.2 mi

Top 47%
×2stories
+22ft-21ft

Overall

12500

Females

3976

F45-49

3976

Passing Analysis

Category:
Athletes Passed
3310
Passed By
483
Net Change
+2827
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17863
5K → 10K505196+309#17863#17554
10K → 15K38179+302#17554#17252
15K → 20K29872+226#17252#17026
20K → Half2535-10#17026#17036
Half → 25K24824+224#17036#16812
25K → 30K37031+339#16812#16473
30K → 20M17211+161#16473#16312
20M → 21M3152+313#16312#15999
21M → 35K1931+192#15999#15807
35K → 23M2503+247#15807#15560
23M → 24M1812+179#15560#15381
24M → 40K1758+167#15381#15214
40K → 25.2M911+90#15214#15124
25.2M → Finish10618+88#15124#15036
TOTALS3310483+2827
📊

Passing Visuals

Category:
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🔥Passing Intensity

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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