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BOSTON MARATHON 2023

Mariah Bredal

Bib: 6211•F

MT

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 13%
Gender (Female)
#0 / 11423
Top 2%
Division (F18-39)
#0 / 4884
Top 4%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:50
Rank: #3738
Start → 5K
20:50 | 6:42/mi
10K· 6.21 mi
40:56
Rank: #3078 (+660)
5K → 10K
20:06 | 6:28/mi
15K· 9.32 mi
1:00:52
Rank: #2701 (+377)
10K → 15K
19:56 | 6:25/mi
20K· 12.43 mi
1:21:12
Rank: #2643 (+58)
15K → 20K
20:20 | 6:33/mi
Half· 13.11 mi
1:25:32
Rank: #2608 (+35)
20K → Half
4:20 | 6:21/mi
25K· 15.53 mi
1:41:25
Rank: #2564 (+44)
Half → 25K
15:53 | 6:33/mi
30K· 18.64 mi
2:02:32
Rank: #2598 (-34)
25K → 30K
21:07 | 6:48/mi
20M
2:12:22
Rank: #2747 (-149)
30K → 20M
9:50 | 7:14/mi
21M
2:20:04
Rank: #2880 (-133)
20M → 21M
7:42 | 7:42/mi
35K· 21.75 mi
2:25:43
Rank: #3095 (-215)
21M → 35K
5:39 | 7:33/mi
23M
2:34:45
Rank: #3191 (-96)
35K → 23M
9:02 | 7:13/mi
24M
2:42:01
Rank: #3330 (-139)
23M → 24M
7:16 | 7:16/mi
40K· 24.85 mi
2:48:35
Rank: #3510 (-180)
24M → 40K
6:34 | 7:41/mi
25.2M
2:51:11
Rank: #3507 (+3)
40K → 25.2M
2:36 | 7:32/mi
Finish· 26.22 mi
2:58:13
Rank: #3559 (-52)
25.2M → Finish
7:02 | 6:54/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:25:32
Pace6:31 /mi
2nd Half
Distance13.11 mi
Time1:32:41
Pace7:04 /mi
📊Positive Split: 8.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:23:5120:506:4220:50
6:42
-
10K
6.21 mi10:43:5740:566:3520:06
6:28
-0:14
15K
9.32 mi11:03:531:00:526:3219:56
6:25
-0:03
20K
12.43 mi11:24:131:21:126:3220:20
6:33
+0:08
Half
13.11 mi11:28:331:25:326:314:20
6:21
-0:12
25K
15.53 mi11:44:261:41:256:3215:53
6:33
+0:12
30K
18.64 mi12:05:332:02:326:3421:07
6:48
+0:15
20M
20.00 mi12:15:232:12:226:379:50
7:14
+0:26
21M
21.00 mi12:23:052:20:046:407:42
7:42
+0:28
35K
21.75 mi12:28:442:25:436:425:39
7:33
-0:09
23M
23.00 mi12:37:462:34:456:449:02
7:13
-0:20
24M
24.00 mi12:45:022:42:016:457:16
7:16
+0:03
40K
24.85 mi12:51:362:48:356:476:34
7:41
+0:25
25.2M
25.20 mi12:54:122:51:116:482:36
7:32
-0:09
Finish
26.22 mi13:01:142:58:136:487:02
6:54
-0:38

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

6:21 /mi

Average Pace

6:48 /mi

Slowest Pace

7:42 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:20:35

45% of race

Time at Steady Pace

48:59

27% of race

Time at Slower Pace

48:39

27% of race

Average Pace: 6:48 /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 mi10:23:5120:506:4220:50
6:42
#3738
10K
6.21 mi10:43:5740:566:3520:06
6:28
#3078
15K
9.32 mi11:03:531:00:526:3219:56
6:25
#2701
20K
12.43 mi11:24:131:21:126:3220:20
6:33
#2643
Half
13.11 mi11:28:331:25:326:314:20
6:21
#2608
25K
15.53 mi11:44:261:41:256:3215:53
6:33
#2564
30K
18.64 mi12:05:332:02:326:3421:07
6:48
#2598
20M
20.00 mi12:15:232:12:226:379:50
7:14
#2747
21M
21.00 mi12:23:052:20:046:407:42
7:42
#2880
35K
21.75 mi12:28:442:25:436:425:39
7:33
#3095
23M
23.00 mi12:37:462:34:456:449:02
7:13
#3191
24M
24.00 mi12:45:022:42:016:457:16
7:16
#3330
40K
24.85 mi12:51:362:48:356:476:34
7:41
#3510
25.2M
25.20 mi12:54:122:51:116:482:36
7:32
#3507
Finish
26.22 mi13:01:142:58:136:487:02
6:54
#3559
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi37382212212196(Top 8%)89(Top 0.8%)89(Top 2%)
10K6.21 mi3.10 mi3078+660146+75146+752627(Top 10%)113(Top 1.0%)113(Top 2%)
15K9.32 mi3.11 mi2701+377119+27119+272196(Top 8%)89(Top 0.8%)89(Top 2%)
20K12.43 mi3.11 mi2643+58115+4115+42552(Top 10%)108(Top 0.9%)108(Top 2%)
Half13.11 mi0.68 mi2608+35112+3112+32046(Top 8%)80(Top 0.7%)80(Top 2%)
25K15.53 mi2.42 mi2564+44107+5107+52446(Top 9%)106(Top 0.9%)106(Top 2%)
30K18.64 mi3.11 mi2598-34115-8115-82980(Top 11%)158(Top 1%)158(Top 3%)
20M20.00 mi1.36 mi2747-149122-7122-75314(Top 20%)522(Top 5%)522(Top 11%)
21M21.00 mi1.00 mi2880-133130-8130-85636(Top 21%)697(Top 6%)697(Top 14%)
35K21.75 mi0.75 mi3095-215154-24154-248932(Top 34%)1869(Top 16%)1869(Top 38%)
23M23.00 mi1.25 mi3191-96163-9163-94897(Top 18%)500(Top 4%)500(Top 10%)
24M24.00 mi1.00 mi3330-139176-13176-136158(Top 23%)950(Top 8%)950(Top 19%)
40K24.85 mi0.85 mi3510-180193-17193-177851(Top 29%)1681(Top 15%)1681(Top 34%)
25.2M25.20 mi0.35 mi3507+3194-1194-14134(Top 16%)460(Top 4%)460(Top 9%)
Finish26.22 mi1.02 mi3559-52207-13207-134658(Top 17%)610(Top 5%)610(Top 12%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 8%
×21stories
+97ft-345ft

Overall

2196

Females

89

F18-39

89

5K→10K

3.1 - 6.2 mi

Top 10%
×5stories
+79ft-138ft

Overall

2627

Females

113

F18-39

113

10K→15K

6.2 - 9.3 mi

Top 8%
×3stories
+67ft-78ft

Overall

2196

Females

89

F18-39

89

15K→20K

9.3 - 12.4 mi

Top 10%
×5stories
+106ft-86ft

Overall

2552

Females

108

F18-39

108

20K→Half

12.4 - 13.1 mi

Top 8%
×2stories
+19ft-37ft

Overall

2046

Females

80

F18-39

80

Half→25K

13.1 - 15.5 mi

Top 9%
×4stories
+66ft-88ft

Overall

2446

Females

106

F18-39

106

25K→30K

15.5 - 18.6 mi

Top 11%
×9stories
+181ft-148ft

Overall

2980

Females

158

F18-39

158

30K→20M

18.6 - 20.0 mi

Top 20%
×5stories
+64ft-50ft

Overall

5314

Females

522

F18-39

522

20M→21M

20.0 - 21.0 mi

Top 21%
×8stories
+106ft-24ft

Overall

5636

Females

697

F18-39

697

21M→35K

21.0 - 21.8 mi

Top 34%
×7stories
+17ft-86ft

Overall

8932

Females

1869

F18-39

1869

35K→23M

21.8 - 23.0 mi

Top 18%
×5stories
+23ft-63ft

Overall

4897

Females

500

F18-39

500

23M→24M

23.0 - 24.0 mi

Top 23%
×6stories
+12ft-82ft

Overall

6158

Females

950

F18-39

950

24M→40K

24.0 - 24.9 mi

Top 29%
×1story
+6ft-20ft

Overall

7851

Females

1681

F18-39

1681

40K→25.2M

24.9 - 25.2 mi

Top 16%
×1story
+13ft-16ft

Overall

4134

Females

460

F18-39

460

25.2M→Finish

25.2 - 26.2 mi

Top 17%
×2stories
+22ft-21ft

Overall

4658

Females

610

F18-39

610

Passing Analysis

Category:
Athletes Passed
1470
Passed By
1291
Net Change
+179
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3738
5K → 10K67313+660#3738#3078
10K → 15K3792+377#3078#2701
15K → 20K10547+58#2701#2643
20K → Half372+35#2643#2608
Half → 25K7632+44#2608#2564
25K → 30K5791-34#2564#2598
30K → 20M12161-149#2598#2747
20M → 21M14147-133#2747#2880
21M → 35K5220-215#2880#3095
35K → 23M35131-96#3095#3191
23M → 24M12151-139#3191#3330
24M → 40K10190-180#3330#3510
40K → 25.2M2219+3#3510#3507
25.2M → Finish3385-52#3507#3559
TOTALS14701291+179
📊

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