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BOSTON MARATHON 2023

Bobbie Burgess

Bib: 5922•F

MA

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 10%
Gender (Female)
#0 / 11423
Top 1%
Division (F18-39)
#0 / 4884
Top 2%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:14
Rank: #5020
Start → 5K
21:14 | 6:50/mi
10K· 6.21 mi
42:04
Rank: #4704 (+316)
5K → 10K
20:50 | 6:42/mi
15K· 9.32 mi
1:02:53
Rank: #4477 (+227)
10K → 15K
20:49 | 6:42/mi
20K· 12.43 mi
1:23:47
Rank: #4279 (+198)
15K → 20K
20:54 | 6:44/mi
Half· 13.11 mi
1:28:19
Rank: #4247 (+32)
20K → Half
4:32 | 6:39/mi
25K· 15.53 mi
1:44:30
Rank: #4036 (+211)
Half → 25K
16:11 | 6:40/mi
30K· 18.64 mi
2:05:22
Rank: #3656 (+380)
25K → 30K
20:52 | 6:43/mi
20M
2:14:35
Rank: #3534 (+122)
30K → 20M
9:13 | 6:47/mi
21M
2:21:22
Rank: #3311 (+223)
20M → 21M
6:47 | 6:47/mi
35K· 21.75 mi
2:26:14
Rank: #3264 (+47)
21M → 35K
4:52 | 6:30/mi
23M
2:34:33
Rank: #3124 (+140)
35K → 23M
8:19 | 6:39/mi
24M
2:40:53
Rank: #3001 (+123)
23M → 24M
6:20 | 6:20/mi
40K· 24.85 mi
2:46:16
Rank: #2856 (+145)
24M → 40K
5:23 | 6:18/mi
25.2M
2:48:38
Rank: #2795 (+61)
40K → 25.2M
2:22 | 6:52/mi
Finish· 26.22 mi
2:54:51
Rank: #2663 (+132)
25.2M → Finish
6:13 | 6:06/mi

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:28:19
Pace6:44 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:26:32
Pace6:36 /mi
📊Negative Split: 2.0% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:24:0421:146:5021:14
6:50
-
10K
6.21 mi10:44:5442:046:4620:50
6:42
-0:08
15K
9.32 mi11:05:431:02:536:4520:49
6:42
0:00
20K
12.43 mi11:26:371:23:476:4520:54
6:44
+0:02
Half
13.11 mi11:31:091:28:196:444:32
6:39
-0:05
25K
15.53 mi11:47:201:44:306:4416:11
6:40
+0:01
30K
18.64 mi12:08:122:05:226:4420:52
6:43
+0:03
20M
20.00 mi12:17:252:14:356:449:13
6:47
+0:04
21M
21.00 mi12:24:122:21:226:446:47
6:47
0:00
35K
21.75 mi12:29:042:26:146:434:52
6:30
-0:17
23M
23.00 mi12:37:232:34:336:438:19
6:39
+0:09
24M
24.00 mi12:43:432:40:536:426:20
6:20
-0:19
40K
24.85 mi12:49:062:46:166:415:23
6:18
-0:02
25.2M
25.20 mi12:51:282:48:386:422:22
6:52
+0:34
Finish
26.22 mi12:57:412:54:516:406:13
6:06
-0:46

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

6:06 /mi

Average Pace

6:40 /mi

Slowest Pace

6:52 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:33:29

53% of race

Time at Steady Pace

1:21:22

47% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:40 /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 mi10:24:0421:146:5021:14
6:50
#5020
10K
6.21 mi10:44:5442:046:4620:50
6:42
#4704
15K
9.32 mi11:05:431:02:536:4520:49
6:42
#4477
20K
12.43 mi11:26:371:23:476:4520:54
6:44
#4279
Half
13.11 mi11:31:091:28:196:444:32
6:39
#4247
25K
15.53 mi11:47:201:44:306:4416:11
6:40
#4036
30K
18.64 mi12:08:122:05:226:4420:52
6:43
#3656
20M
20.00 mi12:17:252:14:356:449:13
6:47
#3534
21M
21.00 mi12:24:122:21:226:446:47
6:47
#3311
35K
21.75 mi12:29:042:26:146:434:52
6:30
#3264
23M
23.00 mi12:37:232:34:336:438:19
6:39
#3124
24M
24.00 mi12:43:432:40:536:426:20
6:20
#3001
40K
24.85 mi12:49:062:46:166:415:23
6:18
#2856
25.2M
25.20 mi12:51:282:48:386:422:22
6:52
#2795
Finish
26.22 mi12:57:412:54:516:406:13
6:06
#2663
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi50203543544154(Top 16%)251(Top 2%)251(Top 5%)
10K6.21 mi3.10 mi4704+316313+41313+414407(Top 17%)276(Top 2%)276(Top 6%)
15K9.32 mi3.11 mi4477+227286+27286+274154(Top 16%)251(Top 2%)251(Top 5%)
20K12.43 mi3.11 mi4279+198263+23263+233789(Top 14%)210(Top 2%)210(Top 4%)
Half13.11 mi0.68 mi4247+32262+1262+13904(Top 15%)216(Top 2%)216(Top 4%)
25K15.53 mi2.42 mi4036+211237+25237+253204(Top 12%)148(Top 1%)148(Top 3%)
30K18.64 mi3.11 mi3656+380197+40197+402499(Top 9%)121(Top 1%)121(Top 2%)
20M20.00 mi1.36 mi3534+122188+9188+92745(Top 10%)150(Top 1%)150(Top 3%)
21M21.00 mi1.00 mi3311+223171+17171+171333(Top 5%)62(Top 0.5%)62(Top 1%)
35K21.75 mi0.75 mi3264+471711712490(Top 9%)130(Top 1%)130(Top 3%)
23M23.00 mi1.25 mi3124+140159+12159+121957(Top 7%)104(Top 0.9%)104(Top 2%)
24M24.00 mi1.00 mi3001+123149+10149+101471(Top 6%)78(Top 0.7%)78(Top 2%)
40K24.85 mi0.85 mi2856+145138+11138+11913(Top 3%)50(Top 0.4%)50(Top 1%)
25.2M25.20 mi0.35 mi2795+61137+1137+11389(Top 5%)78(Top 0.7%)78(Top 2%)
Finish26.22 mi1.02 mi2663+132123+14123+141008(Top 4%)49(Top 0.4%)49(Top 1%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 16%
×21stories
+97ft-345ft

Overall

4154

Females

251

F18-39

251

5K→10K

3.1 - 6.2 mi

Top 17%
×5stories
+79ft-138ft

Overall

4407

Females

276

F18-39

276

10K→15K

6.2 - 9.3 mi

Top 16%
×3stories
+67ft-78ft

Overall

4154

Females

251

F18-39

251

15K→20K

9.3 - 12.4 mi

Top 14%
×5stories
+106ft-86ft

Overall

3789

Females

210

F18-39

210

20K→Half

12.4 - 13.1 mi

Top 15%
×2stories
+19ft-37ft

Overall

3904

Females

216

F18-39

216

Half→25K

13.1 - 15.5 mi

Top 12%
×4stories
+66ft-88ft

Overall

3204

Females

148

F18-39

148

25K→30K

15.5 - 18.6 mi

Top 9%
×9stories
+181ft-148ft

Overall

2499

Females

121

F18-39

121

30K→20M

18.6 - 20.0 mi

Top 10%
×5stories
+64ft-50ft

Overall

2745

Females

150

F18-39

150

20M→21M

20.0 - 21.0 mi

Top 5%
×8stories
+106ft-24ft

Overall

1333

Females

62

F18-39

62

21M→35K

21.0 - 21.8 mi

Top 9%
×7stories
+17ft-86ft

Overall

2490

Females

130

F18-39

130

35K→23M

21.8 - 23.0 mi

Top 7%
×5stories
+23ft-63ft

Overall

1957

Females

104

F18-39

104

23M→24M

23.0 - 24.0 mi

Top 6%
×6stories
+12ft-82ft

Overall

1471

Females

78

F18-39

78

24M→40K

24.0 - 24.9 mi

Top 3%
×1story
+6ft-20ft

Overall

913

Females

50

F18-39

50

40K→25.2M

24.9 - 25.2 mi

Top 5%
×1story
+13ft-16ft

Overall

1389

Females

78

F18-39

78

25.2M→Finish

25.2 - 26.2 mi

Top 4%
×2stories
+22ft-21ft

Overall

1008

Females

49

F18-39

49

Passing Analysis

Category:
Athletes Passed
2546
Passed By
189
Net Change
+2357
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5020
5K → 10K40286+316#5020#4704
10K → 15K26942+227#4704#4477
15K → 20K22224+198#4477#4279
20K → Half375+32#4279#4247
Half → 25K2154+211#4247#4036
25K → 30K3844+380#4036#3656
30K → 20M1308+122#3656#3534
20M → 21M2241+223#3534#3311
21M → 35K514+47#3311#3264
35K → 23M1455+140#3264#3124
23M → 24M1274+123#3124#3001
24M → 40K1450+145#3001#2856
40K → 25.2M621+61#2856#2795
25.2M → Finish1331+132#2795#2663
TOTALS2546189+2357
📊

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