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BOSTON MARATHON 2023

Christie Lowell

Bib: 14926•F

OR

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 38%
Gender (Female)
#0 / 11423
Top 19%
Division (F18-39)
#0 / 4884
Top 33%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:10
Rank: #12166
Start → 5K
24:10 | 7:47/mi
10K· 6.21 mi
47:51
Rank: #11822 (+344)
5K → 10K
23:41 | 7:37/mi
15K· 9.32 mi
1:11:33
Rank: #11584 (+238)
10K → 15K
23:42 | 7:38/mi
20K· 12.43 mi
1:35:13
Rank: #11206 (+378)
15K → 20K
23:40 | 7:37/mi
Half· 13.11 mi
1:40:17
Rank: #11124 (+82)
20K → Half
5:04 | 7:26/mi
25K· 15.53 mi
1:58:44
Rank: #10848 (+276)
Half → 25K
18:27 | 7:37/mi
30K· 18.64 mi
2:22:50
Rank: #10455 (+393)
25K → 30K
24:06 | 7:45/mi
20M
2:33:41
Rank: #10431 (+24)
30K → 20M
10:51 | 7:59/mi
21M
2:42:08
Rank: #10398 (+33)
20M → 21M
8:27 | 8:27/mi
35K· 21.75 mi
2:47:55
Rank: #10368 (+30)
21M → 35K
5:47 | 7:44/mi
23M
2:57:58
Rank: #10312 (+56)
35K → 23M
10:03 | 8:02/mi
24M
3:05:43
Rank: #10248 (+64)
23M → 24M
7:45 | 7:45/mi
40K· 24.85 mi
3:12:31
Rank: #10190 (+58)
24M → 40K
6:48 | 7:57/mi
25.2M
3:15:24
Rank: #10160 (+30)
40K → 25.2M
2:53 | 8:22/mi
Finish· 26.22 mi
3:22:59
Rank: #10048 (+112)
25.2M → Finish
7:35 | 7:26/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:40:17
Pace7:39 /mi
2nd Half
Distance13.11 mi
Time1:42:42
Pace7:50 /mi
📊Positive Split: 2.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:53:0524:107:4724:10
7:47
-
10K
6.21 mi11:16:4647:517:4223:41
7:37
-0:10
15K
9.32 mi11:40:281:11:337:4123:42
7:38
+0:01
20K
12.43 mi12:04:081:35:137:4023:40
7:37
-0:01
Half
13.11 mi12:09:121:40:177:395:04
7:26
-0:11
25K
15.53 mi12:27:391:58:447:3918:27
7:37
+0:11
30K
18.64 mi12:51:452:22:507:4024:06
7:45
+0:08
20M
20.00 mi13:02:362:33:417:4110:51
7:59
+0:14
21M
21.00 mi13:11:032:42:087:438:27
8:27
+0:28
35K
21.75 mi13:16:502:47:557:435:47
7:44
-0:43
23M
23.00 mi13:26:532:57:587:4410:03
8:02
+0:18
24M
24.00 mi13:34:383:05:437:447:45
7:45
-0:17
40K
24.85 mi13:41:263:12:317:456:48
7:57
+0:12
25.2M
25.20 mi13:44:193:15:247:452:53
8:22
+0:25
Finish
26.22 mi13:51:543:22:597:457:35
7:26
-0:56

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

7:26 /mi

Average Pace

7:45 /mi

Slowest Pace

8:27 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:11:39

94% of race

Time at Steady Pace

11:20

6% of race

Time at Slower Pace

0:00

0% 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 mi10:53:0524:107:4724:10
7:47
#12166
10K
6.21 mi11:16:4647:517:4223:41
7:37
#11822
15K
9.32 mi11:40:281:11:337:4123:42
7:38
#11584
20K
12.43 mi12:04:081:35:137:4023:40
7:37
#11206
Half
13.11 mi12:09:121:40:177:395:04
7:26
#11124
25K
15.53 mi12:27:391:58:447:3918:27
7:37
#10848
30K
18.64 mi12:51:452:22:507:4024:06
7:45
#10455
20M
20.00 mi13:02:362:33:417:4110:51
7:59
#10431
21M
21.00 mi13:11:032:42:087:438:27
8:27
#10398
35K
21.75 mi13:16:502:47:557:435:47
7:44
#10368
23M
23.00 mi13:26:532:57:587:4410:03
8:02
#10312
24M
24.00 mi13:34:383:05:437:447:45
7:45
#10248
40K
24.85 mi13:41:263:12:317:456:48
7:57
#10190
25.2M
25.20 mi13:44:193:15:247:452:53
8:22
#10160
Finish
26.22 mi13:51:543:22:597:457:35
7:26
#10048
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi121662956295611252(Top 42%)2488(Top 22%)2488(Top 51%)
10K6.21 mi3.10 mi11822+3442775+1812775+18111546(Top 43%)2622(Top 23%)2622(Top 54%)
15K9.32 mi3.11 mi11584+2382650+1252650+12511252(Top 42%)2488(Top 22%)2488(Top 51%)
20K12.43 mi3.11 mi11206+3782437+2132437+21310227(Top 38%)2012(Top 18%)2012(Top 41%)
Half13.11 mi0.68 mi11124+822399+382399+389690(Top 36%)1761(Top 15%)1761(Top 36%)
25K15.53 mi2.42 mi10848+2762273+1262273+1269641(Top 36%)1844(Top 16%)1844(Top 38%)
30K18.64 mi3.11 mi10455+3932126+1472126+1479044(Top 34%)1728(Top 15%)1728(Top 35%)
20M20.00 mi1.36 mi10431+242136-102136-1010168(Top 38%)2308(Top 20%)2308(Top 47%)
21M21.00 mi1.00 mi10398+332150-142150-1410193(Top 38%)2468(Top 22%)2468(Top 51%)
35K21.75 mi0.75 mi10368+302151-12151-110174(Top 38%)2443(Top 21%)2443(Top 50%)
23M23.00 mi1.25 mi10312+562153-22153-29954(Top 37%)2486(Top 22%)2486(Top 51%)
24M24.00 mi1.00 mi10248+642148+52148+59447(Top 35%)2308(Top 20%)2308(Top 47%)
40K24.85 mi0.85 mi10190+582141+72141+79753(Top 37%)2529(Top 22%)2529(Top 52%)
25.2M25.20 mi0.35 mi10160+302140+12140+18729(Top 33%)2132(Top 19%)2132(Top 44%)
Finish26.22 mi1.02 mi10048+1122118+222118+228128(Top 31%)1892(Top 17%)1892(Top 39%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 42%
×21stories
+97ft-345ft

Overall

11252

Females

2488

F18-39

2488

5K→10K

3.1 - 6.2 mi

Top 43%
×5stories
+79ft-138ft

Overall

11546

Females

2622

F18-39

2622

10K→15K

6.2 - 9.3 mi

Top 42%
×3stories
+67ft-78ft

Overall

11252

Females

2488

F18-39

2488

15K→20K

9.3 - 12.4 mi

Top 38%
×5stories
+106ft-86ft

Overall

10227

Females

2012

F18-39

2012

20K→Half

12.4 - 13.1 mi

Top 36%
×2stories
+19ft-37ft

Overall

9690

Females

1761

F18-39

1761

Half→25K

13.1 - 15.5 mi

Top 36%
×4stories
+66ft-88ft

Overall

9641

Females

1844

F18-39

1844

25K→30K

15.5 - 18.6 mi

Top 34%
×9stories
+181ft-148ft

Overall

9044

Females

1728

F18-39

1728

30K→20M

18.6 - 20.0 mi

Top 38%
×5stories
+64ft-50ft

Overall

10168

Females

2308

F18-39

2308

20M→21M

20.0 - 21.0 mi

Top 38%
×8stories
+106ft-24ft

Overall

10193

Females

2468

F18-39

2468

21M→35K

21.0 - 21.8 mi

Top 38%
×7stories
+17ft-86ft

Overall

10174

Females

2443

F18-39

2443

35K→23M

21.8 - 23.0 mi

Top 37%
×5stories
+23ft-63ft

Overall

9954

Females

2486

F18-39

2486

23M→24M

23.0 - 24.0 mi

Top 35%
×6stories
+12ft-82ft

Overall

9447

Females

2308

F18-39

2308

24M→40K

24.0 - 24.9 mi

Top 37%
×1story
+6ft-20ft

Overall

9753

Females

2529

F18-39

2529

40K→25.2M

24.9 - 25.2 mi

Top 33%
×1story
+13ft-16ft

Overall

8729

Females

2132

F18-39

2132

25.2M→Finish

25.2 - 26.2 mi

Top 31%
×2stories
+22ft-21ft

Overall

8128

Females

1892

F18-39

1892

Passing Analysis

Category:
Athletes Passed
2758*
Passed By
640
Net Change
+2118
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12166
5K → 10K514170+344#12166#11822
10K → 15K32284+238#11822#11584
15K → 20K40325+378#11584#11206
20K → Half831+82#11206#11124
Half → 25K29014+276#11124#10848
25K → 30K42027+393#10848#10455
30K → 20M84*60+24#10455#10431
20M → 21M10471+33#10431#10398
21M → 35K5828+30#10398#10368
35K → 23M10549+56#10368#10312
23M → 24M9127+64#10312#10248
24M → 40K10244+58#10248#10190
40K → 25.2M47*17+30#10190#10160
25.2M → Finish13523+112#10160#10048
TOTALS2758*640+2118

* 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