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BOSTON MARATHON 2023

Jennifer Tieman

Bib: 23263•F

IL

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Division (F50-54)
#0 / 1207
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
30:44
Rank: #23175
Start → 5K
30:44 | 9:54/mi
10K· 6.21 mi
1:03:09
Rank: #23986 (-811)
5K → 10K
32:25 | 10:26/mi
15K· 9.32 mi
1:35:52
Rank: #24189 (-203)
10K → 15K
32:43 | 10:32/mi
20K· 12.43 mi
2:10:20
Rank: #24395 (-206)
15K → 20K
34:28 | 11:06/mi
Half· 13.11 mi
2:17:32
Rank: #24391 (+4)
20K → Half
7:12 | 10:33/mi
25K· 15.53 mi
2:44:31
Rank: #24338 (+53)
Half → 25K
26:59 | 11:08/mi
30K· 18.64 mi
3:20:47
Rank: #24292 (+46)
25K → 30K
36:16 | 11:40/mi
20M
3:37:20
Rank: #24314 (-22)
30K → 20M
16:33 | 12:11/mi
21M
3:49:31
Rank: #24233 (+81)
20M → 21M
12:11 | 12:11/mi
35K· 21.75 mi
3:58:27
Rank: #24250 (-17)
21M → 35K
8:56 | 11:56/mi
23M
4:13:33
Rank: #24272 (-22)
35K → 23M
15:06 | 12:04/mi
24M
4:25:25
Rank: #24279 (-7)
23M → 24M
11:52 | 11:52/mi
40K· 24.85 mi
4:35:37
Rank: #24270 (+9)
24M → 40K
10:12 | 11:56/mi
25.2M
4:40:15
Rank: #24272 (-2)
40K → 25.2M
4:38 | 13:26/mi
Finish· 26.22 mi
4:51:57
Rank: #24310 (-38)
25.2M → Finish
11:42 | 11:29/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:17:32
Pace10:29 /mi
2nd Half
Distance13.11 mi
Time2:34:25
Pace11:47 /mi
📊Positive Split: 12.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:25:5730:449:5430:44
9:54
-
10K
6.21 mi11:58:221:03:0910:1032:25
10:26
+0:32
15K
9.32 mi12:31:051:35:5210:1732:43
10:32
+0:06
20K
12.43 mi13:05:332:10:2010:2934:28
11:06
+0:34
Half
13.11 mi13:12:452:17:3210:297:12
10:33
-0:33
25K
15.53 mi13:39:442:44:3110:3526:59
11:08
+0:35
30K
18.64 mi14:16:003:20:4710:4636:16
11:40
+0:32
20M
20.00 mi14:32:333:37:2010:5216:33
12:11
+0:31
21M
21.00 mi14:44:443:49:3110:5612:11
12:11
0:00
35K
21.75 mi14:53:403:58:2710:588:56
11:56
-0:15
23M
23.00 mi15:08:464:13:3311:0115:06
12:04
+0:08
24M
24.00 mi15:20:384:25:2511:0411:52
11:52
-0:12
40K
24.85 mi15:30:504:35:3711:0510:12
11:56
+0:04
25.2M
25.20 mi15:35:284:40:1511:074:38
13:26
+1:30
Finish
26.22 mi15:47:104:51:5711:0911:42
11:29
-1:57

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

9:54 /mi

Average Pace

11:09 /mi

Slowest Pace

13:26 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:44:31

56% of race

Time at Steady Pace

1:34:04

32% of race

Time at Slower Pace

33:22

11% of race

Average Pace: 11:08 /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 mi11:25:5730:449:5430:44
9:54
#23175
10K
6.21 mi11:58:221:03:0910:1032:25
10:26
#23986
15K
9.32 mi12:31:051:35:5210:1732:43
10:32
#24189
20K
12.43 mi13:05:332:10:2010:2934:28
11:06
#24395
Half
13.11 mi13:12:452:17:3210:297:12
10:33
#24391
25K
15.53 mi13:39:442:44:3110:3526:59
11:08
#24338
30K
18.64 mi14:16:003:20:4710:4636:16
11:40
#24292
20M
20.00 mi14:32:333:37:2010:5216:33
12:11
#24314
21M
21.00 mi14:44:443:49:3110:5612:11
12:11
#24233
35K
21.75 mi14:53:403:58:2710:588:56
11:56
#24250
23M
23.00 mi15:08:464:13:3311:0115:06
12:04
#24272
24M
24.00 mi15:20:384:25:2511:0411:52
11:52
#24279
40K
24.85 mi15:30:504:35:3711:0510:12
11:56
#24270
25.2M
25.20 mi15:35:284:40:1511:074:38
13:26
#24272
Finish
26.22 mi15:47:104:51:5711:0911:42
11:29
#24310
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi231759482948224515(Top 92%)10190(Top 89%)10190(Top 844%)
10K6.21 mi3.10 mi23986-8119885-4039885-40324567(Top 92%)10206(Top 89%)10206(Top 846%)
15K9.32 mi3.11 mi24189-2039996-1119996-11124515(Top 92%)10190(Top 89%)10190(Top 844%)
20K12.43 mi3.11 mi24395-20610115-11910115-11924749(Top 93%)10332(Top 90%)10332(Top 856%)
Half13.11 mi0.68 mi24391+4101151011524316(Top 91%)10109(Top 88%)10109(Top 838%)
25K15.53 mi2.42 mi24338+5310097+1810097+1824171(Top 91%)10045(Top 88%)10045(Top 832%)
30K18.64 mi3.11 mi24292+4610095+210095+224091(Top 90%)10063(Top 88%)10063(Top 834%)
20M20.00 mi1.36 mi24314-2210113-1810113-1824422(Top 92%)10297(Top 90%)10297(Top 853%)
21M21.00 mi1.00 mi24233+8110075+3810075+3823014(Top 86%)9566(Top 84%)9566(Top 793%)
35K21.75 mi0.75 mi24250-1710096-2110096-2124631(Top 93%)10471(Top 92%)10471(Top 868%)
23M23.00 mi1.25 mi24272-2210113-1710113-1724093(Top 91%)10181(Top 89%)10181(Top 843%)
24M24.00 mi1.00 mi24279-710124-1110124-1124361(Top 92%)10357(Top 91%)10357(Top 858%)
40K24.85 mi0.85 mi24270+910118+610118+623816(Top 89%)10092(Top 88%)10092(Top 836%)
25.2M25.20 mi0.35 mi24272-210123-510123-524471(Top 92%)10420(Top 91%)10420(Top 863%)
Finish26.22 mi1.02 mi24310-3810154-3110154-3124660(Top 93%)10486(Top 92%)10486(Top 869%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 92%
×21stories
+97ft-345ft

Overall

24515

Females

10190

F50-54

10190

5K→10K

3.1 - 6.2 mi

Top 92%
×5stories
+79ft-138ft

Overall

24567

Females

10206

F50-54

10206

10K→15K

6.2 - 9.3 mi

Top 92%
×3stories
+67ft-78ft

Overall

24515

Females

10190

F50-54

10190

15K→20K

9.3 - 12.4 mi

Top 93%
×5stories
+106ft-86ft

Overall

24749

Females

10332

F50-54

10332

20K→Half

12.4 - 13.1 mi

Top 91%
×2stories
+19ft-37ft

Overall

24316

Females

10109

F50-54

10109

Half→25K

13.1 - 15.5 mi

Top 91%
×4stories
+66ft-88ft

Overall

24171

Females

10045

F50-54

10045

25K→30K

15.5 - 18.6 mi

Top 90%
×9stories
+181ft-148ft

Overall

24091

Females

10063

F50-54

10063

30K→20M

18.6 - 20.0 mi

Top 92%
×5stories
+64ft-50ft

Overall

24422

Females

10297

F50-54

10297

20M→21M

20.0 - 21.0 mi

Top 86%
×8stories
+106ft-24ft

Overall

23014

Females

9566

F50-54

9566

21M→35K

21.0 - 21.8 mi

Top 93%
×7stories
+17ft-86ft

Overall

24631

Females

10471

F50-54

10471

35K→23M

21.8 - 23.0 mi

Top 91%
×5stories
+23ft-63ft

Overall

24093

Females

10181

F50-54

10181

23M→24M

23.0 - 24.0 mi

Top 92%
×6stories
+12ft-82ft

Overall

24361

Females

10357

F50-54

10357

24M→40K

24.0 - 24.9 mi

Top 89%
×1story
+6ft-20ft

Overall

23816

Females

10092

F50-54

10092

40K→25.2M

24.9 - 25.2 mi

Top 92%
×1story
+13ft-16ft

Overall

24471

Females

10420

F50-54

10420

25.2M→Finish

25.2 - 26.2 mi

Top 93%
×2stories
+22ft-21ft

Overall

24660

Females

10486

F50-54

10486

Passing Analysis

Category:
Athletes Passed
637
Passed By
1772
Net Change
-1135
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23175
5K → 10K17828-811#23175#23986
10K → 15K56259-203#23986#24189
15K → 20K49255-206#24189#24395
20K → Half2117+4#24395#24391
Half → 25K10148+53#24391#24338
25K → 30K14094+46#24338#24292
30K → 20M4062-22#24292#24314
20M → 21M898+81#24314#24233
21M → 35K1936-17#24233#24250
35K → 23M2446-22#24250#24272
23M → 24M2532-7#24272#24279
24M → 40K3324+9#24279#24270
40K → 25.2M1113-2#24270#24272
25.2M → Finish1250-38#24272#24310
TOTALS6371772-1135
📊

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