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BOSTON MARATHON 2023

Lara Christianson

Bib: 13369•F

MN

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 38%
Gender (Female)
#0 / 11423
Top 18%
Masters (Masters Women)
#0 / 6539
Top 8%
Division (F40-44)
#0 / 1878
Top 17%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:26
Rank: #10021
Start → 5K
23:26 | 7:33/mi
10K· 6.21 mi
46:03
Rank: #9272 (+749)
5K → 10K
22:37 | 7:17/mi
15K· 9.32 mi
1:08:44
Rank: #9013 (+259)
10K → 15K
22:41 | 7:18/mi
20K· 12.43 mi
1:31:43
Rank: #8852 (+161)
15K → 20K
22:59 | 7:24/mi
Half· 13.11 mi
1:36:46
Rank: #8873 (-21)
20K → Half
5:03 | 7:24/mi
25K· 15.53 mi
1:55:10
Rank: #8934 (-61)
Half → 25K
18:24 | 7:35/mi
30K· 18.64 mi
2:19:46
Rank: #9146 (-212)
25K → 30K
24:36 | 7:55/mi
20M
2:30:52
Rank: #9299 (-153)
30K → 20M
11:06 | 8:10/mi
21M
2:39:43
Rank: #9482 (-183)
20M → 21M
8:51 | 8:51/mi
35K· 21.75 mi
2:45:51
Rank: #9614 (-132)
21M → 35K
6:08 | 8:12/mi
23M
2:56:39
Rank: #9848 (-234)
35K → 23M
10:48 | 8:38/mi
24M
3:04:44
Rank: #9917 (-69)
23M → 24M
8:05 | 8:05/mi
40K· 24.85 mi
3:11:50
Rank: #9984 (-67)
24M → 40K
7:06 | 8:18/mi
25.2M
3:14:55
Rank: #10007 (-23)
40K → 25.2M
3:05 | 8:56/mi
Finish· 26.22 mi
3:22:50
Rank: #10005 (+2)
25.2M → Finish
7:55 | 7:46/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:36:46
Pace7:23 /mi
2nd Half
Distance13.11 mi
Time1:46:04
Pace8:05 /mi
📊Positive Split: 9.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:52:0323:267:3323:26
7:33
-
10K
6.21 mi11:14:4046:037:2522:37
7:17
-0:16
15K
9.32 mi11:37:211:08:447:2222:41
7:18
+0:01
20K
12.43 mi12:00:201:31:437:2322:59
7:24
+0:06
Half
13.11 mi12:05:231:36:467:235:03
7:24
0:00
25K
15.53 mi12:23:471:55:107:2518:24
7:35
+0:11
30K
18.64 mi12:48:232:19:467:3024:36
7:55
+0:20
20M
20.00 mi12:59:292:30:527:3311:06
8:10
+0:15
21M
21.00 mi13:08:202:39:437:368:51
8:51
+0:41
35K
21.75 mi13:14:282:45:517:386:08
8:12
-0:39
23M
23.00 mi13:25:162:56:397:4110:48
8:38
+0:26
24M
24.00 mi13:33:213:04:447:428:05
8:05
-0:33
40K
24.85 mi13:40:273:11:507:437:06
8:18
+0:13
25.2M
25.20 mi13:43:323:14:557:443:05
8:56
+0:38
Finish
26.22 mi13:51:273:22:507:457:55
7:46
-1:10

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

7:17 /mi

Average Pace

7:45 /mi

Slowest Pace

8:56 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:55:10

57% of race

Time at Steady Pace

51:42

25% of race

Time at Slower Pace

35:58

18% of race

Average Pace: 7:44 /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 mi10:52:0323:267:3323:26
7:33
#10021
10K
6.21 mi11:14:4046:037:2522:37
7:17
#9272
15K
9.32 mi11:37:211:08:447:2222:41
7:18
#9013
20K
12.43 mi12:00:201:31:437:2322:59
7:24
#8852
Half
13.11 mi12:05:231:36:467:235:03
7:24
#8873
25K
15.53 mi12:23:471:55:107:2518:24
7:35
#8934
30K
18.64 mi12:48:232:19:467:3024:36
7:55
#9146
20M
20.00 mi12:59:292:30:527:3311:06
8:10
#9299
21M
21.00 mi13:08:202:39:437:368:51
8:51
#9482
35K
21.75 mi13:14:282:45:517:386:08
8:12
#9614
23M
23.00 mi13:25:162:56:397:4110:48
8:38
#9848
24M
24.00 mi13:33:213:04:447:428:05
8:05
#9917
40K
24.85 mi13:40:273:11:507:437:06
8:18
#9984
25.2M
25.20 mi13:43:323:14:557:443:05
8:56
#10007
Finish
26.22 mi13:51:273:22:507:457:55
7:46
#10005
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi10021187018708571(Top 32%)1276(Top 11%)1276(Top 68%)
10K6.21 mi3.10 mi9272+7491526+3441526+3448734(Top 33%)1319(Top 12%)1319(Top 70%)
15K9.32 mi3.11 mi9013+2591428+981428+988571(Top 32%)1276(Top 11%)1276(Top 68%)
20K12.43 mi3.11 mi8852+1611376+521376+528513(Top 32%)1305(Top 11%)1305(Top 69%)
Half13.11 mi0.68 mi8873-211387-111387-119508(Top 36%)1688(Top 15%)1688(Top 90%)
25K15.53 mi2.42 mi8934-611426-391426-399479(Top 36%)1770(Top 15%)1770(Top 94%)
30K18.64 mi3.11 mi9146-2121545-1191545-11910281(Top 39%)2293(Top 20%)2293(Top 122%)
20M20.00 mi1.36 mi9299-1531635-901635-9011468(Top 43%)2974(Top 26%)2974(Top 158%)
21M21.00 mi1.00 mi9482-1831726-911726-9112546(Top 47%)3700(Top 32%)3700(Top 197%)
35K21.75 mi0.75 mi9614-1321789-631789-6313410(Top 50%)4209(Top 37%)4209(Top 224%)
23M23.00 mi1.25 mi9848-2341926-1371926-13713936(Top 52%)4569(Top 40%)4569(Top 243%)
24M24.00 mi1.00 mi9917-691992-661992-6611829(Top 44%)3491(Top 31%)3491(Top 186%)
40K24.85 mi0.85 mi9984-672055-632055-6312071(Top 45%)3696(Top 32%)3696(Top 197%)
25.2M25.20 mi0.35 mi10007-232081-262081-2612192(Top 46%)3805(Top 33%)3805(Top 203%)
Finish26.22 mi1.02 mi10005+22098-172098-1710463(Top 39%)2916(Top 26%)2916(Top 155%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 32%
×21stories
+97ft-345ft

Overall

8571

Females

1276

F40-44

1276

5K→10K

3.1 - 6.2 mi

Top 33%
×5stories
+79ft-138ft

Overall

8734

Females

1319

F40-44

1319

10K→15K

6.2 - 9.3 mi

Top 32%
×3stories
+67ft-78ft

Overall

8571

Females

1276

F40-44

1276

15K→20K

9.3 - 12.4 mi

Top 32%
×5stories
+106ft-86ft

Overall

8513

Females

1305

F40-44

1305

20K→Half

12.4 - 13.1 mi

Top 36%
×2stories
+19ft-37ft

Overall

9508

Females

1688

F40-44

1688

Half→25K

13.1 - 15.5 mi

Top 36%
×4stories
+66ft-88ft

Overall

9479

Females

1770

F40-44

1770

25K→30K

15.5 - 18.6 mi

Top 39%
×9stories
+181ft-148ft

Overall

10281

Females

2293

F40-44

2293

30K→20M

18.6 - 20.0 mi

Top 43%
×5stories
+64ft-50ft

Overall

11468

Females

2974

F40-44

2974

20M→21M

20.0 - 21.0 mi

Top 47%
×8stories
+106ft-24ft

Overall

12546

Females

3700

F40-44

3700

21M→35K

21.0 - 21.8 mi

Top 50%
×7stories
+17ft-86ft

Overall

13410

Females

4209

F40-44

4209

35K→23M

21.8 - 23.0 mi

Top 52%
×5stories
+23ft-63ft

Overall

13936

Females

4569

F40-44

4569

23M→24M

23.0 - 24.0 mi

Top 44%
×6stories
+12ft-82ft

Overall

11829

Females

3491

F40-44

3491

24M→40K

24.0 - 24.9 mi

Top 45%
×1story
+6ft-20ft

Overall

12071

Females

3696

F40-44

3696

40K→25.2M

24.9 - 25.2 mi

Top 46%
×1story
+13ft-16ft

Overall

12192

Females

3805

F40-44

3805

25.2M→Finish

25.2 - 26.2 mi

Top 39%
×2stories
+22ft-21ft

Overall

10463

Females

2916

F40-44

2916

Passing Analysis

Category:
Athletes Passed
1870*
Passed By
1852
Net Change
+16
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10021
5K → 10K805*56+749#10021#9272
10K → 15K30748+259#9272#9013
15K → 20K21453+161#9013#8852
20K → Half1738-21#8852#8873
Half → 25K81142-61#8873#8934
25K → 30K115327-212#8934#9146
30K → 20M35188-153#9146#9299
20M → 21M42225-183#9299#9482
21M → 35K18150-132#9482#9614
35K → 23M40274-234#9614#9848
23M → 24M49117-69#9848#9917
24M → 40K44111-67#9917#9984
40K → 25.2M2446-23#9984#10007
25.2M → Finish7977+2#10007#10005
TOTALS1870*1852+16

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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