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BOSTON MARATHON 2023

Santiago Aguilar

Bib: 30549•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M55-59)
#0 / 1422
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
9:28/mi
29:26
↑ 97↓ 3451.5%
10K· 6.21 mi
8:39/mi
56:18
↑ 79↓ 1380.4%
15K· 9.32 mi
8:46/mi
1:23:32
↑ 67↓ 78
20K· 12.43 mi
8:49/mi
1:50:55
↑ 106↓ 860.1%
Half· 13.11 mi
8:51/mi
1:56:57
↑ 19↓ 370.5%
25K· 15.53 mi
8:48/mi
2:18:17
↑ 66↓ 880.2%
30K· 18.64 mi
9:05/mi
2:46:30
↑ 181↓ 1480.2%
20M
8:50/mi
2:58:30
↑ 64↓ 500.2%
21M
9:37/mi
3:08:07
↑ 106↓ 241.6%
35K· 21.75 mi
8:29/mi
3:14:28
↑ 17↓ 861.7%
23M
8:39/mi
3:25:18
↑ 23↓ 630.6%
24M
8:31/mi
3:33:49
↓ 821.3%
40K· 24.85 mi
8:31/mi
3:41:06
↓ 200.3%
25.2M
9:23/mi
3:44:20
↑ 13↓ 160.2%
Finish· 26.22 mi
8:50/mi
3:53:20
↑ 22↓ 21

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:56:57
Pace8:55 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:56:23
Pace8:53 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:48:3829:269:2829:26
9:28
-
10K
6.21 mi12:15:3056:189:0426:52
8:39
-0:49
15K
9.32 mi12:42:441:23:328:5827:14
8:46
+0:07
20K
12.43 mi13:10:071:50:558:5627:23
8:49
+0:03
Half
13.11 mi13:16:091:56:578:556:02
8:51
+0:02
25K
15.53 mi13:37:292:18:178:5421:20
8:48
-0:03
30K
18.64 mi14:05:422:46:308:5628:13
9:05
+0:17
20M
20.00 mi14:17:422:58:308:5512:00
8:50
-0:15
21M
21.00 mi14:27:193:08:078:579:37
9:37
+0:47
35K
21.75 mi14:33:403:14:288:576:21
8:29
-1:08
23M
23.00 mi14:44:303:25:188:5610:50
8:39
+0:10
24M
24.00 mi14:53:013:33:498:558:31
8:31
-0:08
40K
24.85 mi15:00:183:41:068:547:17
8:31
0:00
25.2M
25.20 mi15:03:323:44:208:543:14
9:23
+0:52
Finish
26.22 mi15:12:323:53:208:549:00
8:50
-0:33

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

8:29 /mi

Average Pace

8:54 /mi

Slowest Pace

9:37 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:11:03

82% of race

Time at Steady Pace

42:17

18% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:54 /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 mi11:48:3829:269:2829:26
9:28
#22021
10K
6.21 mi12:15:3056:189:0426:52
8:39
#20907
15K
9.32 mi12:42:441:23:328:5827:14
8:46
#20403
20K
12.43 mi13:10:071:50:558:5627:23
8:49
#19992
Half
13.11 mi13:16:091:56:578:556:02
8:51
#19978
25K
15.53 mi13:37:292:18:178:5421:20
8:48
#19633
30K
18.64 mi14:05:422:46:308:5628:13
9:05
#19266
20M
20.00 mi14:17:422:58:308:5512:00
8:50
#18992
21M
21.00 mi14:27:193:08:078:579:37
9:37
#18852
35K
21.75 mi14:33:403:14:288:576:21
8:29
#18700
23M
23.00 mi14:44:303:25:188:5610:50
8:39
#18450
24M
24.00 mi14:53:013:33:498:558:31
8:31
#18289
40K
24.85 mi15:00:183:41:068:547:17
8:31
#18131
25.2M
25.20 mi15:03:323:44:208:543:14
9:23
#18077
Finish
26.22 mi15:12:323:53:208:549:00
8:50
#18051
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi22021131081310819346(Top 73%)12027(Top 79%)12027(Top 846%)
10K6.21 mi3.10 mi20907+111412615+49312615+49319132(Top 72%)11947(Top 79%)11947(Top 840%)
15K9.32 mi3.11 mi20403+50412420+19512420+19519346(Top 73%)12027(Top 79%)12027(Top 846%)
20K12.43 mi3.11 mi19992+41112251+16912251+16918778(Top 71%)11802(Top 78%)11802(Top 830%)
Half13.11 mi0.68 mi19978+1412244+712244+719790(Top 74%)12210(Top 80%)12210(Top 859%)
25K15.53 mi2.42 mi19633+34512109+13512109+13517965(Top 67%)11401(Top 75%)11401(Top 802%)
30K18.64 mi3.11 mi19266+36711950+15911950+15917620(Top 66%)11170(Top 74%)11170(Top 786%)
20M20.00 mi1.36 mi18992+27411817+13311817+13315647(Top 59%)10261(Top 68%)10261(Top 722%)
21M21.00 mi1.00 mi18852+14011749+6811749+6816545(Top 62%)10577(Top 70%)10577(Top 744%)
35K21.75 mi0.75 mi18700+15211681+6811681+6815323(Top 58%)9979(Top 66%)9979(Top 702%)
23M23.00 mi1.25 mi18450+25011555+12611555+12614128(Top 53%)9408(Top 62%)9408(Top 662%)
24M24.00 mi1.00 mi18289+16111475+8011475+8014626(Top 55%)9561(Top 63%)9561(Top 672%)
40K24.85 mi0.85 mi18131+15811395+8011395+8013532(Top 51%)9009(Top 59%)9009(Top 634%)
25.2M25.20 mi0.35 mi18077+5411366+2911366+2914710(Top 55%)9520(Top 63%)9520(Top 669%)
Finish26.22 mi1.02 mi18051+2611345+2111345+2117231(Top 65%)10703(Top 71%)10703(Top 753%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 73%
×21story building
+97ft-345ft

Overall

19346

Males

12027

M55-59

12027

5K→10K

3.1 - 6.2 mi

Top 72%
×5story building
+79ft-138ft

Overall

19132

Males

11947

M55-59

11947

10K→15K

6.2 - 9.3 mi

Top 73%
×3story building
+67ft-78ft

Overall

19346

Males

12027

M55-59

12027

15K→20K

9.3 - 12.4 mi

Top 71%
×5story building
+106ft-86ft

Overall

18778

Males

11802

M55-59

11802

20K→Half

12.4 - 13.1 mi

Top 74%
×2story building
+19ft-37ft

Overall

19790

Males

12210

M55-59

12210

Half→25K

13.1 - 15.5 mi

Top 67%
×4story building
+66ft-88ft

Overall

17965

Males

11401

M55-59

11401

25K→30K

15.5 - 18.6 mi

Top 66%
×9story building
+181ft-148ft

Overall

17620

Males

11170

M55-59

11170

30K→20M

18.6 - 20.0 mi

Top 59%
×5story building
+64ft-50ft

Overall

15647

Males

10261

M55-59

10261

20M→21M

20.0 - 21.0 mi

Top 62%
×8story building
+106ft-24ft

Overall

16545

Males

10577

M55-59

10577

21M→35K

21.0 - 21.8 mi

Top 58%
×7story building
+17ft-86ft

Overall

15323

Males

9979

M55-59

9979

35K→23M

21.8 - 23.0 mi

Top 53%
×5story building
+23ft-63ft

Overall

14128

Males

9408

M55-59

9408

23M→24M

23.0 - 24.0 mi

Top 55%
×6story building
+12ft-82ft

Overall

14626

Males

9561

M55-59

9561

24M→40K

24.0 - 24.9 mi

Top 51%
×1story
+6ft-20ft

Overall

13532

Males

9009

M55-59

9009

40K→25.2M

24.9 - 25.2 mi

Top 55%
×1story
+13ft-16ft

Overall

14710

Males

9520

M55-59

9520

25.2M→Finish

25.2 - 26.2 mi

Top 65%
×2story building
+22ft-21ft

Overall

17231

Males

10703

M55-59

10703

Passing Analysis

Category:
Athletes Passed
4193
Passed By
223
Net Change
+3970
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22021
5K → 10K113218+1114#22021#20907
10K → 15K53733+504#20907#20403
15K → 20K44029+411#20403#19992
20K → Half4026+14#19992#19978
Half → 25K35712+345#19978#19633
25K → 30K39225+367#19633#19266
30K → 20M2751+274#19266#18992
20M → 21M16121+140#18992#18852
21M → 35K1553+152#18852#18700
35K → 23M2522+250#18700#18450
23M → 24M1632+161#18450#18289
24M → 40K1591+158#18289#18131
40K → 25.2M595+54#18131#18077
25.2M → Finish7145+26#18077#18051
TOTALS4193223+3970
📊

Passing Visuals

Category:
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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