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BOSTON MARATHON 2023

Amelia Montes De Oca

Bib: 21457•F

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 47%
Gender (Female)
#0 / 11423
Top 30%
Masters (Masters Women)
#0 / 6539
Top 17%
Division (F45-49)
#0 / 1817
Top 18%
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
8:00/mi
24:51
↑ 97↓ 3451.5%
10K· 6.21 mi
7:44/mi
48:53
↑ 79↓ 1380.4%
15K· 9.32 mi
8:02/mi
1:13:50
↑ 67↓ 78
20K· 12.43 mi
8:17/mi
1:39:34
↑ 106↓ 860.1%
Half· 13.11 mi
7:58/mi
1:45:00
↑ 19↓ 370.5%
25K· 15.53 mi
8:08/mi
2:04:43
↑ 66↓ 880.2%
30K· 18.64 mi
8:11/mi
2:30:08
↑ 181↓ 1480.2%
20M
8:15/mi
2:41:21
↑ 64↓ 500.2%
21M
8:57/mi
2:50:18
↑ 106↓ 241.6%
35K· 21.75 mi
7:44/mi
2:56:05
↑ 17↓ 861.7%
23M
8:02/mi
3:06:08
↑ 23↓ 630.6%
24M
7:37/mi
3:13:45
↓ 821.3%
40K· 24.85 mi
7:55/mi
3:20:31
↓ 200.3%
25.2M
8:39/mi
3:23:30
↑ 13↓ 160.2%
Finish· 26.22 mi
7:36/mi
3:31:15
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:45:00
Pace8:01 /mi
2nd Half
Distance13.11 mi
Time1:46:15
Pace8:06 /mi
📊Positive Split: 1.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:40:4524:518:0024:51
8:00
-
10K
6.21 mi12:04:4748:537:5224:02
7:44
-0:16
15K
9.32 mi12:29:441:13:507:5524:57
8:02
+0:18
20K
12.43 mi12:55:281:39:348:0125:44
8:17
+0:15
Half
13.11 mi13:00:541:45:008:015:26
7:58
-0:19
25K
15.53 mi13:20:372:04:438:0219:43
8:08
+0:10
30K
18.64 mi13:46:022:30:088:0325:25
8:11
+0:03
20M
20.00 mi13:57:152:41:218:0411:13
8:15
+0:04
21M
21.00 mi14:06:122:50:188:078:57
8:57
+0:42
35K
21.75 mi14:11:592:56:058:065:47
7:44
-1:13
23M
23.00 mi14:22:023:06:088:0610:03
8:02
+0:18
24M
24.00 mi14:29:393:13:458:047:37
7:37
-0:25
40K
24.85 mi14:36:253:20:318:046:46
7:55
+0:18
25.2M
25.20 mi14:39:243:23:308:052:59
8:39
+0:44
Finish
26.22 mi14:47:093:31:158:047:45
7:36
-1:03

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

7:36 /mi

Average Pace

8:04 /mi

Slowest Pace

8:57 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:19:19

94% of race

Time at Steady Pace

11:56

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:03 /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 mi11:40:4524:518:0024:51
8:00
#14011
10K
6.21 mi12:04:4748:537:5224:02
7:44
#13331
15K
9.32 mi12:29:441:13:507:5524:57
8:02
#13750
20K
12.43 mi12:55:281:39:348:0125:44
8:17
#14187
Half
13.11 mi13:00:541:45:008:015:26
7:58
#14190
25K
15.53 mi13:20:372:04:438:0219:43
8:08
#14082
30K
18.64 mi13:46:022:30:088:0325:25
8:11
#13713
20M
20.00 mi13:57:152:41:218:0411:13
8:15
#13573
21M
21.00 mi14:06:122:50:188:078:57
8:57
#13527
35K
21.75 mi14:11:592:56:058:065:47
7:44
#13380
23M
23.00 mi14:22:023:06:088:0610:03
8:02
#13141
24M
24.00 mi14:29:393:13:458:047:37
7:37
#12935
40K
24.85 mi14:36:253:20:318:046:46
7:55
#12799
25.2M
25.20 mi14:39:243:23:308:052:59
8:39
#12752
Finish
26.22 mi14:47:093:31:158:047:45
7:36
#12614
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi140114037403714643(Top 55%)4467(Top 39%)4467(Top 246%)
10K6.21 mi3.10 mi13331+6803645+3923645+39212572(Top 47%)3192(Top 28%)3192(Top 176%)
15K9.32 mi3.11 mi13750-4193911-2663911-26614643(Top 55%)4467(Top 39%)4467(Top 246%)
20K12.43 mi3.11 mi14187-4374197-2864197-28615502(Top 58%)5029(Top 44%)5029(Top 277%)
Half13.11 mi0.68 mi14190-34193+44193+414085(Top 53%)4116(Top 36%)4116(Top 227%)
25K15.53 mi2.42 mi14082+1084160+334160+3313741(Top 52%)4057(Top 36%)4057(Top 223%)
30K18.64 mi3.11 mi13713+3693966+1943966+19412210(Top 46%)3307(Top 29%)3307(Top 182%)
20M20.00 mi1.36 mi13573+1403907+593907+5912068(Top 45%)3316(Top 29%)3316(Top 182%)
21M21.00 mi1.00 mi13527+463894+133894+1313135(Top 49%)4016(Top 35%)4016(Top 221%)
35K21.75 mi0.75 mi13380+1473818+763818+7610214(Top 38%)2483(Top 22%)2483(Top 137%)
23M23.00 mi1.25 mi13141+2393697+1213697+1219980(Top 37%)2512(Top 22%)2512(Top 138%)
24M24.00 mi1.00 mi12935+2063607+903607+908568(Top 32%)1920(Top 17%)1920(Top 106%)
40K24.85 mi0.85 mi12799+1363550+573550+579510(Top 36%)2425(Top 21%)2425(Top 133%)
25.2M25.20 mi0.35 mi12752+473530+203530+2010539(Top 40%)2965(Top 26%)2965(Top 163%)
Finish26.22 mi1.02 mi12614+1383471+593471+599345(Top 35%)2403(Top 21%)2403(Top 132%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 55%
×21story building
+97ft-345ft

Overall

14643

Females

4467

F45-49

4467

5K→10K

3.1 - 6.2 mi

Top 47%
×5story building
+79ft-138ft

Overall

12572

Females

3192

F45-49

3192

10K→15K

6.2 - 9.3 mi

Top 55%
×3story building
+67ft-78ft

Overall

14643

Females

4467

F45-49

4467

15K→20K

9.3 - 12.4 mi

Top 58%
×5story building
+106ft-86ft

Overall

15502

Females

5029

F45-49

5029

20K→Half

12.4 - 13.1 mi

Top 53%
×2story building
+19ft-37ft

Overall

14085

Females

4116

F45-49

4116

Half→25K

13.1 - 15.5 mi

Top 52%
×4story building
+66ft-88ft

Overall

13741

Females

4057

F45-49

4057

25K→30K

15.5 - 18.6 mi

Top 46%
×9story building
+181ft-148ft

Overall

12210

Females

3307

F45-49

3307

30K→20M

18.6 - 20.0 mi

Top 45%
×5story building
+64ft-50ft

Overall

12068

Females

3316

F45-49

3316

20M→21M

20.0 - 21.0 mi

Top 49%
×8story building
+106ft-24ft

Overall

13135

Females

4016

F45-49

4016

21M→35K

21.0 - 21.8 mi

Top 38%
×7story building
+17ft-86ft

Overall

10214

Females

2483

F45-49

2483

35K→23M

21.8 - 23.0 mi

Top 37%
×5story building
+23ft-63ft

Overall

9980

Females

2512

F45-49

2512

23M→24M

23.0 - 24.0 mi

Top 32%
×6story building
+12ft-82ft

Overall

8568

Females

1920

F45-49

1920

24M→40K

24.0 - 24.9 mi

Top 36%
×1story
+6ft-20ft

Overall

9510

Females

2425

F45-49

2425

40K→25.2M

24.9 - 25.2 mi

Top 40%
×1story
+13ft-16ft

Overall

10539

Females

2965

F45-49

2965

25.2M→Finish

25.2 - 26.2 mi

Top 35%
×2story building
+22ft-21ft

Overall

9345

Females

2403

F45-49

2403

Passing Analysis

Category:
Athletes Passed
2790
Passed By
1393
Net Change
+1397
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14011
5K → 10K77191+680#14011#13331
10K → 15K75494-419#13331#13750
15K → 20K74511-437#13750#14187
20K → Half2225-3#14187#14190
Half → 25K20193+108#14190#14082
25K → 30K40637+369#14082#13713
30K → 20M17131+140#13713#13573
20M → 21M11064+46#13573#13527
21M → 35K1514+147#13527#13380
35K → 23M24910+239#13380#13141
23M → 24M2093+206#13141#12935
24M → 40K1437+136#12935#12799
40K → 25.2M5811+47#12799#12752
25.2M → Finish15012+138#12752#12614
TOTALS27901393+1397
📊

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