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BOSTON MARATHON 2023

Beth Gustin-Rau

Bib: 26669•F

MA

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

Start
0:00:00
Race begins
5K· 3.11 mi
33:27
Rank: #25311
Start → 5K
10:46/mi
33:27 split
10K· 6.21 mi
1:06:48
Rank: #25175 (+136)
5K → 10K
10:44/mi
33:21 split
15K· 9.32 mi
1:41:39
Rank: #25312 (-137)
10K → 15K
11:13/mi
34:51 split
20K· 12.43 mi
2:19:42
Rank: #25518 (-206)
15K → 20K
12:15/mi
38:03 split
Half· 13.11 mi
2:27:55
Rank: #25562 (-44)
20K → Half
12:03/mi
8:13 split
25K· 15.53 mi
3:00:58
Rank: #25750 (-188)
Half → 25K
13:38/mi
33:03 split
30K· 18.64 mi
3:46:21
Rank: #25905 (-155)
25K → 30K
14:36/mi
45:23 split
20M
4:06:10
Rank: #25946 (-41)
30K → 20M
14:35/mi
19:49 split
21M
4:21:22
Rank: #25949 (-3)
20M → 21M
15:12/mi
15:12 split
35K· 21.75 mi
4:31:43
Rank: #25952 (-3)
21M → 35K
13:50/mi
10:21 split
23M
4:49:18
Rank: #25952
35K → 23M
14:03/mi
17:35 split
24M
5:02:16
Rank: #25947 (+5)
23M → 24M
12:58/mi
12:58 split
40K· 24.85 mi
5:13:13
Rank: #25922 (+25)
24M → 40K
12:48/mi
10:57 split
25.2M
5:18:14
Rank: #25914 (+8)
40K → 25.2M
14:33/mi
5:01 split
Finish· 26.22 mi
5:30:45
Rank: #25912 (+2)
25.2M → Finish
12:17/mi
12:31 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:27:55
Pace11:17 /mi
2nd Half
Distance13.11 mi
Time3:02:50
Pace13:57 /mi
📊Positive Split: 23.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:50:1333:2710:4633:27
10:46
-
10K
6.21 mi12:23:341:06:4810:4533:21
10:44
-0:02
15K
9.32 mi12:58:251:41:3910:5434:51
11:13
+0:29
20K
12.43 mi13:36:282:19:4211:1438:03
12:15
+1:02
Half
13.11 mi13:44:412:27:5511:178:13
12:03
-0:12
25K
15.53 mi14:17:443:00:5811:3933:03
13:38
+1:35
30K
18.64 mi15:03:073:46:2112:0945:23
14:36
+0:58
20M
20.00 mi15:22:564:06:1012:1819:49
14:35
-0:01
21M
21.00 mi15:38:084:21:2212:2715:12
15:12
+0:37
35K
21.75 mi15:48:294:31:4312:3010:21
13:50
-1:22
23M
23.00 mi16:06:044:49:1812:3517:35
14:03
+0:13
24M
24.00 mi16:19:025:02:1612:3612:58
12:58
-1:05
40K
24.85 mi16:29:595:13:1312:3610:57
12:48
-0:10
25.2M
25.20 mi16:35:005:18:1412:385:01
14:33
+1:45
Finish
26.22 mi16:47:315:30:4512:3712:31
12:17
-2:16

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

10:44 /mi

Average Pace

12:37 /mi

Slowest Pace

15:12 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:27:55

45% of race

Time at Steady Pace

1:09:29

21% of race

Time at Slower Pace

1:53:21

34% of race

Average Pace: 12:37 /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 mi11:50:1333:2710:4633:27
10:46
#25311
10K
6.21 mi12:23:341:06:4810:4533:21
10:44
#25175
15K
9.32 mi12:58:251:41:3910:5434:51
11:13
#25312
20K
12.43 mi13:36:282:19:4211:1438:03
12:15
#25518
Half
13.11 mi13:44:412:27:5511:178:13
12:03
#25562
25K
15.53 mi14:17:443:00:5811:3933:03
13:38
#25750
30K
18.64 mi15:03:073:46:2112:0945:23
14:36
#25905
20M
20.00 mi15:22:564:06:1012:1819:49
14:35
#25946
21M
21.00 mi15:38:084:21:2212:2715:12
15:12
#25949
35K
21.75 mi15:48:294:31:4312:3010:21
13:50
#25952
23M
23.00 mi16:06:044:49:1812:3517:35
14:03
#25952
24M
24.00 mi16:19:025:02:1612:3612:58
12:58
#25947
40K
24.85 mi16:29:595:13:1312:3610:57
12:48
#25922
25.2M
25.20 mi16:35:005:18:1412:385:01
14:33
#25914
Finish
26.22 mi16:47:315:30:4512:3712:31
12:17
#25912
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi25311106171061725446(Top 96%)10711(Top 94%)10711(Top 570%)
10K6.21 mi3.10 mi25175+13610530+8710530+8725068(Top 94%)10480(Top 92%)10480(Top 558%)
15K9.32 mi3.11 mi25312-13710620-9010620-9025446(Top 96%)10711(Top 94%)10711(Top 570%)
20K12.43 mi3.11 mi25518-20610759-13910759-13925808(Top 97%)10946(Top 96%)10946(Top 583%)
Half13.11 mi0.68 mi25562-4410786-2710786-2725915(Top 97%)11012(Top 96%)11012(Top 586%)
25K15.53 mi2.42 mi25750-18810903-11710903-11726189(Top 98%)11182(Top 98%)11182(Top 595%)
30K18.64 mi3.11 mi25905-15510996-9310996-9326295(Top 99%)11251(Top 98%)11251(Top 599%)
20M20.00 mi1.36 mi25946-4111023-2711023-2726140(Top 98%)11200(Top 98%)11200(Top 596%)
21M21.00 mi1.00 mi25949-311032-911032-925847(Top 97%)11026(Top 97%)11026(Top 587%)
35K21.75 mi0.75 mi25952-311036-411036-426066(Top 98%)11167(Top 98%)11167(Top 595%)
23M23.00 mi1.25 mi2595211040-411040-425859(Top 97%)11074(Top 97%)11074(Top 590%)
24M24.00 mi1.00 mi25947+511036+411036+425450(Top 96%)10905(Top 95%)10905(Top 581%)
40K24.85 mi0.85 mi25922+2511024+1211024+1224784(Top 93%)10563(Top 92%)10563(Top 562%)
25.2M25.20 mi0.35 mi25914+811020+411020+425439(Top 96%)10900(Top 95%)10900(Top 580%)
Finish26.22 mi1.02 mi25912+211018+211018+225503(Top 96%)10919(Top 96%)10919(Top 581%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 96%
×21story building
+97ft-345ft

Overall

25446

Females

10711

F40-44

10711

5K→10K

3.1 - 6.2 mi

Top 94%
×5story building
+79ft-138ft

Overall

25068

Females

10480

F40-44

10480

10K→15K

6.2 - 9.3 mi

Top 96%
×3story building
+67ft-78ft

Overall

25446

Females

10711

F40-44

10711

15K→20K

9.3 - 12.4 mi

Top 97%
×5story building
+106ft-86ft

Overall

25808

Females

10946

F40-44

10946

20K→Half

12.4 - 13.1 mi

Top 97%
×2story building
+19ft-37ft

Overall

25915

Females

11012

F40-44

11012

Half→25K

13.1 - 15.5 mi

Top 98%
×4story building
+66ft-88ft

Overall

26189

Females

11182

F40-44

11182

25K→30K

15.5 - 18.6 mi

Top 99%
×9story building
+181ft-148ft

Overall

26295

Females

11251

F40-44

11251

30K→20M

18.6 - 20.0 mi

Top 98%
×5story building
+64ft-50ft

Overall

26140

Females

11200

F40-44

11200

20M→21M

20.0 - 21.0 mi

Top 97%
×8story building
+106ft-24ft

Overall

25847

Females

11026

F40-44

11026

21M→35K

21.0 - 21.8 mi

Top 98%
×7story building
+17ft-86ft

Overall

26066

Females

11167

F40-44

11167

35K→23M

21.8 - 23.0 mi

Top 97%
×5story building
+23ft-63ft

Overall

25859

Females

11074

F40-44

11074

23M→24M

23.0 - 24.0 mi

Top 96%
×6story building
+12ft-82ft

Overall

25450

Females

10905

F40-44

10905

24M→40K

24.0 - 24.9 mi

Top 93%
×1story
+6ft-20ft

Overall

24784

Females

10563

F40-44

10563

40K→25.2M

24.9 - 25.2 mi

Top 96%
×1story
+13ft-16ft

Overall

25439

Females

10900

F40-44

10900

25.2M→Finish

25.2 - 26.2 mi

Top 96%
×2story building
+22ft-21ft

Overall

25503

Females

10919

F40-44

10919

Passing Analysis

Category:
Athletes Passed
488
Passed By
1089
Net Change
-601
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#25311
5K → 10K236100+136#25311#25175
10K → 15K59196-137#25175#25312
15K → 20K29235-206#25312#25518
20K → Half751-44#25518#25562
Half → 25K8196-188#25562#25750
25K → 30K18173-155#25750#25905
30K → 20M1455-41#25905#25946
20M → 21M2023-3#25946#25949
21M → 35K1114-3#25949#25952
35K → 23M18180#25952#25952
23M → 24M1510+5#25952#25947
24M → 40K272+25#25947#25922
40K → 25.2M124+8#25922#25914
25.2M → Finish1412+2#25914#25912
TOTALS4881089-601
📊

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