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BOSTON MARATHON 2023

Barbara Beidler

Bib: 8008•F

MD

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 35%
Gender (Female)
#0 / 11423
Top 16%
Division (F18-39)
#0 / 4884
Top 29%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:13
Rank: #7206
Start → 5K
22:13 | 7:09/mi
10K· 6.21 mi
44:03
Rank: #7048 (+158)
5K → 10K
21:50 | 7:02/mi
15K· 9.32 mi
1:06:19
Rank: #7209 (-161)
10K → 15K
22:16 | 7:10/mi
20K· 12.43 mi
1:29:07
Rank: #7358 (-149)
15K → 20K
22:48 | 7:20/mi
Half· 13.11 mi
1:34:06
Rank: #7404 (-46)
20K → Half
4:59 | 7:18/mi
25K· 15.53 mi
1:52:37
Rank: #7722 (-318)
Half → 25K
18:31 | 7:38/mi
30K· 18.64 mi
2:17:49
Rank: #8311 (-589)
25K → 30K
25:12 | 8:07/mi
20M
2:29:40
Rank: #8820 (-509)
30K → 20M
11:51 | 8:43/mi
21M
2:38:18
Rank: #8949 (-129)
20M → 21M
8:38 | 8:38/mi
35K· 21.75 mi
2:44:41
Rank: #9178 (-229)
21M → 35K
6:23 | 8:32/mi
23M
2:54:40
Rank: #9198 (-20)
35K → 23M
9:59 | 7:58/mi
24M
3:02:53
Rank: #9296 (-98)
23M → 24M
8:13 | 8:13/mi
40K· 24.85 mi
3:09:30
Rank: #9236 (+60)
24M → 40K
6:37 | 7:44/mi
25.2M
3:13:12
Rank: #9462 (-226)
40K → 25.2M
3:42 | 10:44/mi
Finish· 26.22 mi
3:20:54
Rank: #9434 (+28)
25.2M → Finish
7:42 | 7:33/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:34:06
Pace7:11 /mi
2nd Half
Distance13.11 mi
Time1:46:48
Pace8:09 /mi
📊Positive Split: 13.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:47:3822:137:0922:13
7:09
-
10K
6.21 mi11:09:2844:037:0521:50
7:02
-0:07
15K
9.32 mi11:31:441:06:197:0722:16
7:10
+0:08
20K
12.43 mi11:54:321:29:077:1022:48
7:20
+0:10
Half
13.11 mi11:59:311:34:067:114:59
7:18
-0:02
25K
15.53 mi12:18:021:52:377:1518:31
7:38
+0:20
30K
18.64 mi12:43:142:17:497:2425:12
8:07
+0:29
20M
20.00 mi12:55:052:29:407:2911:51
8:43
+0:36
21M
21.00 mi13:03:432:38:187:328:38
8:38
-0:05
35K
21.75 mi13:10:062:44:417:346:23
8:32
-0:06
23M
23.00 mi13:20:052:54:407:369:59
7:58
-0:34
24M
24.00 mi13:28:183:02:537:378:13
8:13
+0:15
40K
24.85 mi13:34:553:09:307:376:37
7:44
-0:29
25.2M
25.20 mi13:38:373:13:127:403:42
10:44
+3:00
Finish
26.22 mi13:46:193:20:547:407:42
7:33
-3:11

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

7:02 /mi

Average Pace

7:40 /mi

Slowest Pace

10:44 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:06:19

33% of race

Time at Steady Pace

1:35:48

48% of race

Time at Slower Pace

38:47

19% of race

Average Pace: 7:40 /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 mi10:47:3822:137:0922:13
7:09
#7206
10K
6.21 mi11:09:2844:037:0521:50
7:02
#7048
15K
9.32 mi11:31:441:06:197:0722:16
7:10
#7209
20K
12.43 mi11:54:321:29:077:1022:48
7:20
#7358
Half
13.11 mi11:59:311:34:067:114:59
7:18
#7404
25K
15.53 mi12:18:021:52:377:1518:31
7:38
#7722
30K
18.64 mi12:43:142:17:497:2425:12
8:07
#8311
20M
20.00 mi12:55:052:29:407:2911:51
8:43
#8820
21M
21.00 mi13:03:432:38:187:328:38
8:38
#8949
35K
21.75 mi13:10:062:44:417:346:23
8:32
#9178
23M
23.00 mi13:20:052:54:407:369:59
7:58
#9198
24M
24.00 mi13:28:183:02:537:378:13
8:13
#9296
40K
24.85 mi13:34:553:09:307:376:37
7:44
#9236
25.2M
25.20 mi13:38:373:13:127:403:42
10:44
#9462
Finish
26.22 mi13:46:193:20:547:407:42
7:33
#9434
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi72067717717585(Top 28%)928(Top 8%)928(Top 19%)
10K6.21 mi3.10 mi7048+158749+22749+227024(Top 26%)761(Top 7%)761(Top 16%)
15K9.32 mi3.11 mi7209-161798-49798-497585(Top 28%)928(Top 8%)928(Top 19%)
20K12.43 mi3.11 mi7358-149841-43841-438091(Top 30%)1137(Top 10%)1137(Top 23%)
Half13.11 mi0.68 mi7404-46856-15856-158724(Top 33%)1384(Top 12%)1384(Top 28%)
25K15.53 mi2.42 mi7722-318977-121977-1219832(Top 37%)1929(Top 17%)1929(Top 39%)
30K18.64 mi3.11 mi8311-5891235-2581235-25811725(Top 44%)3026(Top 26%)3026(Top 62%)
20M20.00 mi1.36 mi8820-5091434-1991434-19914984(Top 56%)4973(Top 44%)4973(Top 102%)
21M21.00 mi1.00 mi8949-1291507-731507-7311262(Top 42%)3001(Top 26%)3001(Top 61%)
35K21.75 mi0.75 mi9178-2291620-1131620-11315480(Top 58%)5386(Top 47%)5386(Top 110%)
23M23.00 mi1.25 mi9198-201654-341654-349585(Top 36%)2295(Top 20%)2295(Top 47%)
24M24.00 mi1.00 mi9296-981714-601714-6012729(Top 48%)3969(Top 35%)3969(Top 81%)
40K24.85 mi0.85 mi9236+60171417148276(Top 31%)1858(Top 16%)1858(Top 38%)
25.2M25.20 mi0.35 mi9462-2261824-1101824-11019786(Top 74%)7927(Top 69%)7927(Top 162%)
Finish26.22 mi1.02 mi9434+281835-111835-118979(Top 34%)2230(Top 20%)2230(Top 46%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 28%
×21stories
+97ft-345ft

Overall

7585

Females

928

F18-39

928

5K→10K

3.1 - 6.2 mi

Top 26%
×5stories
+79ft-138ft

Overall

7024

Females

761

F18-39

761

10K→15K

6.2 - 9.3 mi

Top 28%
×3stories
+67ft-78ft

Overall

7585

Females

928

F18-39

928

15K→20K

9.3 - 12.4 mi

Top 30%
×5stories
+106ft-86ft

Overall

8091

Females

1137

F18-39

1137

20K→Half

12.4 - 13.1 mi

Top 33%
×2stories
+19ft-37ft

Overall

8724

Females

1384

F18-39

1384

Half→25K

13.1 - 15.5 mi

Top 37%
×4stories
+66ft-88ft

Overall

9832

Females

1929

F18-39

1929

25K→30K

15.5 - 18.6 mi

Top 44%
×9stories
+181ft-148ft

Overall

11725

Females

3026

F18-39

3026

30K→20M

18.6 - 20.0 mi

Top 56%
×5stories
+64ft-50ft

Overall

14984

Females

4973

F18-39

4973

20M→21M

20.0 - 21.0 mi

Top 42%
×8stories
+106ft-24ft

Overall

11262

Females

3001

F18-39

3001

21M→35K

21.0 - 21.8 mi

Top 58%
×7stories
+17ft-86ft

Overall

15480

Females

5386

F18-39

5386

35K→23M

21.8 - 23.0 mi

Top 36%
×5stories
+23ft-63ft

Overall

9585

Females

2295

F18-39

2295

23M→24M

23.0 - 24.0 mi

Top 48%
×6stories
+12ft-82ft

Overall

12729

Females

3969

F18-39

3969

24M→40K

24.0 - 24.9 mi

Top 31%
×1story
+6ft-20ft

Overall

8276

Females

1858

F18-39

1858

40K→25.2M

24.9 - 25.2 mi

Top 74%
×1story
+13ft-16ft

Overall

19786

Females

7927

F18-39

7927

25.2M→Finish

25.2 - 26.2 mi

Top 34%
×2stories
+22ft-21ft

Overall

8979

Females

2230

F18-39

2230

Passing Analysis

Category:
Athletes Passed
869
Passed By
3097
Net Change
-2228
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7206
5K → 10K303145+158#7206#7048
10K → 15K77238-161#7048#7209
15K → 20K72221-149#7209#7358
20K → Half955-46#7358#7404
Half → 25K29347-318#7404#7722
25K → 30K32621-589#7722#8311
30K → 20M14523-509#8311#8820
20M → 21M44173-129#8820#8949
21M → 35K8237-229#8949#9178
35K → 23M7494-20#9178#9198
23M → 24M36134-98#9198#9296
24M → 40K9333+60#9296#9236
40K → 25.2M3229-226#9236#9462
25.2M → Finish7547+28#9462#9434
TOTALS8693097-2228
📊

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