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BOSTON MARATHON 2023

Francis Santos

Bib: 21346•F

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Top 48%
Masters (Masters Women)
#0 / 6539
Top 38%
Division (F50-54)
#0 / 1207
Top 30%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
26:14
Rank: #17183
Start → 5K
26:14 | 8:27/mi
10K· 6.21 mi
52:09
Rank: #17167 (+16)
5K → 10K
25:55 | 8:21/mi
15K· 9.32 mi
1:18:28
Rank: #17321 (-154)
10K → 15K
26:19 | 8:28/mi
20K· 12.43 mi
1:45:05
Rank: #17293 (+28)
15K → 20K
26:37 | 8:34/mi
Half· 13.11 mi
1:50:53
Rank: #17316 (-23)
20K → Half
5:48 | 8:30/mi
25K· 15.53 mi
2:11:38
Rank: #17182 (+134)
Half → 25K
20:45 | 8:33/mi
30K· 18.64 mi
2:38:46
Rank: #16872 (+310)
25K → 30K
27:08 | 8:44/mi
20M
2:50:27
Rank: #16684 (+188)
30K → 20M
11:41 | 8:36/mi
21M
2:59:25
Rank: #16446 (+238)
20M → 21M
8:58 | 8:58/mi
35K· 21.75 mi
3:05:51
Rank: #16422 (+24)
21M → 35K
6:26 | 8:36/mi
23M
3:16:49
Rank: #16323 (+99)
35K → 23M
10:58 | 8:46/mi
24M
3:25:27
Rank: #16239 (+84)
23M → 24M
8:38 | 8:38/mi
40K· 24.85 mi
3:32:51
Rank: #16154 (+85)
24M → 40K
7:24 | 8:39/mi
25.2M
3:35:58
Rank: #16106 (+48)
40K → 25.2M
3:07 | 9:02/mi
Finish· 26.22 mi
3:44:26
Rank: #16034 (+72)
25.2M → Finish
8:28 | 8:19/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:50:53
Pace8:27 /mi
2nd Half
Distance13.11 mi
Time1:53:33
Pace8:40 /mi
📊Positive Split: 2.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:19:4226:148:2726:14
8:27
-
10K
6.21 mi11:45:3752:098:2425:55
8:21
-0:06
15K
9.32 mi12:11:561:18:288:2526:19
8:28
+0:07
20K
12.43 mi12:38:331:45:058:2726:37
8:34
+0:06
Half
13.11 mi12:44:211:50:538:275:48
8:30
-0:04
25K
15.53 mi13:05:062:11:388:2820:45
8:33
+0:03
30K
18.64 mi13:32:142:38:468:3127:08
8:44
+0:11
20M
20.00 mi13:43:552:50:278:3111:41
8:36
-0:08
21M
21.00 mi13:52:532:59:258:338:58
8:58
+0:22
35K
21.75 mi13:59:193:05:518:336:26
8:36
-0:22
23M
23.00 mi14:10:173:16:498:3310:58
8:46
+0:10
24M
24.00 mi14:18:553:25:278:348:38
8:38
-0:08
40K
24.85 mi14:26:193:32:518:347:24
8:39
+0:01
25.2M
25.20 mi14:29:263:35:588:343:07
9:02
+0:23
Finish
26.22 mi14:37:543:44:268:348:28
8:19
-0:43

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

8:19 /mi

Average Pace

8:34 /mi

Slowest Pace

9:02 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:54:15

78% of race

Time at Steady Pace

50:11

22% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:34 /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 mi11:19:4226:148:2726:14
8:27
#17183
10K
6.21 mi11:45:3752:098:2425:55
8:21
#17167
15K
9.32 mi12:11:561:18:288:2526:19
8:28
#17321
20K
12.43 mi12:38:331:45:058:2726:37
8:34
#17293
Half
13.11 mi12:44:211:50:538:275:48
8:30
#17316
25K
15.53 mi13:05:062:11:388:2820:45
8:33
#17182
30K
18.64 mi13:32:142:38:468:3127:08
8:44
#16872
20M
20.00 mi13:43:552:50:278:3111:41
8:36
#16684
21M
21.00 mi13:52:532:59:258:338:58
8:58
#16446
35K
21.75 mi13:59:193:05:518:336:26
8:36
#16422
23M
23.00 mi14:10:173:16:498:3310:58
8:46
#16323
24M
24.00 mi14:18:553:25:278:348:38
8:38
#16239
40K
24.85 mi14:26:193:32:518:347:24
8:39
#16154
25.2M
25.20 mi14:29:263:35:588:343:07
9:02
#16106
Finish
26.22 mi14:37:543:44:268:348:28
8:19
#16034
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi171836053605317608(Top 66%)6274(Top 55%)6274(Top 520%)
10K6.21 mi3.10 mi17167+166031+226031+2217204(Top 65%)6002(Top 53%)6002(Top 497%)
15K9.32 mi3.11 mi17321-1546107-766107-7617608(Top 66%)6274(Top 55%)6274(Top 520%)
20K12.43 mi3.11 mi17293+286106+16106+117280(Top 65%)6091(Top 53%)6091(Top 505%)
Half13.11 mi0.68 mi17316-236111-56111-517723(Top 67%)6301(Top 55%)6301(Top 522%)
25K15.53 mi2.42 mi17182+1346051+606051+6016547(Top 62%)5749(Top 50%)5749(Top 476%)
30K18.64 mi3.11 mi16872+3105882+1695882+16915702(Top 59%)5328(Top 47%)5328(Top 441%)
20M20.00 mi1.36 mi16684+1885799+835799+8314280(Top 54%)4592(Top 40%)4592(Top 380%)
21M21.00 mi1.00 mi16446+2385678+1215678+12113259(Top 50%)4094(Top 36%)4094(Top 339%)
35K21.75 mi0.75 mi16422+245671+75671+715880(Top 60%)5615(Top 49%)5615(Top 465%)
23M23.00 mi1.25 mi16323+995626+455626+4514786(Top 56%)5062(Top 44%)5062(Top 419%)
24M24.00 mi1.00 mi16239+845599+275599+2715292(Top 57%)5404(Top 47%)5404(Top 448%)
40K24.85 mi0.85 mi16154+855561+385561+3814300(Top 54%)4915(Top 43%)4915(Top 407%)
25.2M25.20 mi0.35 mi16106+485534+275534+2712843(Top 48%)4176(Top 37%)4176(Top 346%)
Finish26.22 mi1.02 mi16034+725510+245510+2414191(Top 53%)4852(Top 42%)4852(Top 402%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 66%
×21stories
+97ft-345ft

Overall

17608

Females

6274

F50-54

6274

5K→10K

3.1 - 6.2 mi

Top 65%
×5stories
+79ft-138ft

Overall

17204

Females

6002

F50-54

6002

10K→15K

6.2 - 9.3 mi

Top 66%
×3stories
+67ft-78ft

Overall

17608

Females

6274

F50-54

6274

15K→20K

9.3 - 12.4 mi

Top 65%
×5stories
+106ft-86ft

Overall

17280

Females

6091

F50-54

6091

20K→Half

12.4 - 13.1 mi

Top 67%
×2stories
+19ft-37ft

Overall

17723

Females

6301

F50-54

6301

Half→25K

13.1 - 15.5 mi

Top 62%
×4stories
+66ft-88ft

Overall

16547

Females

5749

F50-54

5749

25K→30K

15.5 - 18.6 mi

Top 59%
×9stories
+181ft-148ft

Overall

15702

Females

5328

F50-54

5328

30K→20M

18.6 - 20.0 mi

Top 54%
×5stories
+64ft-50ft

Overall

14280

Females

4592

F50-54

4592

20M→21M

20.0 - 21.0 mi

Top 50%
×8stories
+106ft-24ft

Overall

13259

Females

4094

F50-54

4094

21M→35K

21.0 - 21.8 mi

Top 60%
×7stories
+17ft-86ft

Overall

15880

Females

5615

F50-54

5615

35K→23M

21.8 - 23.0 mi

Top 56%
×5stories
+23ft-63ft

Overall

14786

Females

5062

F50-54

5062

23M→24M

23.0 - 24.0 mi

Top 57%
×6stories
+12ft-82ft

Overall

15292

Females

5404

F50-54

5404

24M→40K

24.0 - 24.9 mi

Top 54%
×1story
+6ft-20ft

Overall

14300

Females

4915

F50-54

4915

40K→25.2M

24.9 - 25.2 mi

Top 48%
×1story
+13ft-16ft

Overall

12843

Females

4176

F50-54

4176

25.2M→Finish

25.2 - 26.2 mi

Top 53%
×2stories
+22ft-21ft

Overall

14191

Females

4852

F50-54

4852

Passing Analysis

Category:
Athletes Passed
2192
Passed By
1043
Net Change
+1149
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17183
5K → 10K321305+16#17183#17167
10K → 15K134288-154#17167#17321
15K → 20K175147+28#17321#17293
20K → Half2649-23#17293#17316
Half → 25K18854+134#17316#17182
25K → 30K34030+310#17182#16872
30K → 20M19810+188#16872#16684
20M → 21M2424+238#16684#16446
21M → 35K6036+24#16446#16422
35K → 23M12930+99#16422#16323
23M → 24M11632+84#16323#16239
24M → 40K10520+85#16239#16154
40K → 25.2M546+48#16154#16106
25.2M → Finish10432+72#16106#16034
TOTALS21921043+1149
📊

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