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BOSTON MARATHON 2023

Lupita Medina

Bib: 20594•F

CA

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 (F40-44)
#0 / 1878
Top 32%
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
8:02/mi
24:59
↑ 97↓ 3451.5%
10K· 6.21 mi
7:41/mi
48:51
↑ 79↓ 1380.4%
15K· 9.32 mi
7:48/mi
1:13:04
↑ 67↓ 78
20K· 12.43 mi
8:04/mi
1:38:09
↑ 106↓ 860.1%
Half· 13.11 mi
7:49/mi
1:43:29
↑ 19↓ 370.5%
25K· 15.53 mi
7:59/mi
2:02:50
↑ 66↓ 880.2%
30K· 18.64 mi
8:14/mi
2:28:24
↑ 181↓ 1480.2%
20M
8:09/mi
2:39:28
↑ 64↓ 500.2%
21M
8:45/mi
2:48:13
↑ 106↓ 241.6%
35K· 21.75 mi
7:40/mi
2:53:57
↑ 17↓ 861.7%
23M
8:14/mi
3:04:16
↑ 23↓ 630.6%
24M
8:05/mi
3:12:21
↓ 821.3%
40K· 24.85 mi
8:17/mi
3:19:26
↓ 200.3%
25.2M
9:20/mi
3:22:39
↑ 13↓ 160.2%
Finish· 26.22 mi
8:21/mi
3:31:10
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:43:29
Pace7:54 /mi
2nd Half
Distance13.11 mi
Time1:47:41
Pace8:13 /mi
📊Positive Split: 4.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:17:2324:598:0224:59
8:02
-
10K
6.21 mi11:41:1548:517:5223:52
7:41
-0:21
15K
9.32 mi12:05:281:13:047:5024:13
7:48
+0:07
20K
12.43 mi12:30:331:38:097:5425:05
8:04
+0:16
Half
13.11 mi12:35:531:43:297:545:20
7:49
-0:15
25K
15.53 mi12:55:142:02:507:5419:21
7:59
+0:10
30K
18.64 mi13:20:482:28:247:5825:34
8:14
+0:15
20M
20.00 mi13:31:522:39:287:5811:04
8:09
-0:05
21M
21.00 mi13:40:372:48:138:018:45
8:45
+0:36
35K
21.75 mi13:46:212:53:578:005:44
7:40
-1:05
23M
23.00 mi13:56:403:04:168:0110:19
8:14
+0:34
24M
24.00 mi14:04:453:12:218:018:05
8:05
-0:09
40K
24.85 mi14:11:503:19:268:017:05
8:17
+0:12
25.2M
25.20 mi14:15:033:22:398:033:13
9:20
+1:03
Finish
26.22 mi14:23:343:31:108:048:31
8:21
-0:59

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

7:40 /mi

Average Pace

8:04 /mi

Slowest Pace

9:20 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

59:09

28% of race

Time at Steady Pace

2:11:32

62% of race

Time at Slower Pace

20:29

10% 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 mi11:17:2324:598:0224:59
8:02
#14308
10K
6.21 mi11:41:1548:517:5223:52
7:41
#13292
15K
9.32 mi12:05:281:13:047:5024:13
7:48
#13037
20K
12.43 mi12:30:331:38:097:5425:05
8:04
#13305
Half
13.11 mi12:35:531:43:297:545:20
7:49
#13265
25K
15.53 mi12:55:142:02:507:5419:21
7:59
#13109
30K
18.64 mi13:20:482:28:247:5825:34
8:14
#12998
20M
20.00 mi13:31:522:39:287:5811:04
8:09
#12825
21M
21.00 mi13:40:372:48:138:018:45
8:45
#12729
35K
21.75 mi13:46:212:53:578:005:44
7:40
#12616
23M
23.00 mi13:56:403:04:168:0110:19
8:14
#12536
24M
24.00 mi14:04:453:12:218:018:05
8:05
#12487
40K
24.85 mi14:11:503:19:268:017:05
8:17
#12480
25.2M
25.20 mi14:15:033:22:398:033:13
9:20
#12509
Finish
26.22 mi14:23:343:31:108:048:31
8:21
#12596
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi143084209420912706(Top 48%)3295(Top 29%)3295(Top 175%)
10K6.21 mi3.10 mi13292+10163623+5863623+58612087(Top 45%)2921(Top 26%)2921(Top 156%)
15K9.32 mi3.11 mi13037+2553481+1423481+14212706(Top 48%)3295(Top 29%)3295(Top 175%)
20K12.43 mi3.11 mi13305-2683663-1823663-18214051(Top 53%)4133(Top 36%)4133(Top 220%)
Half13.11 mi0.68 mi13265+403644+193644+1912923(Top 49%)3452(Top 30%)3452(Top 184%)
25K15.53 mi2.42 mi13109+1563553+913553+9112600(Top 47%)3417(Top 30%)3417(Top 182%)
30K18.64 mi3.11 mi12998+1113545+83545+812541(Top 47%)3487(Top 31%)3487(Top 186%)
20M20.00 mi1.36 mi12825+1733465+803465+8011337(Top 43%)2911(Top 25%)2911(Top 155%)
21M21.00 mi1.00 mi12729+963431+343431+3411988(Top 45%)3390(Top 30%)3390(Top 181%)
35K21.75 mi0.75 mi12616+1133377+543377+549763(Top 37%)2267(Top 20%)2267(Top 121%)
23M23.00 mi1.25 mi12536+803349+283349+2811489(Top 43%)3251(Top 28%)3251(Top 173%)
24M24.00 mi1.00 mi12487+493344+53344+511856(Top 45%)3518(Top 31%)3518(Top 187%)
40K24.85 mi0.85 mi12480+73364-203364-2011949(Top 45%)3639(Top 32%)3639(Top 194%)
25.2M25.20 mi0.35 mi12509-293390-263390-2614342(Top 54%)4912(Top 43%)4912(Top 262%)
Finish26.22 mi1.02 mi12596-873465-753465-7514464(Top 54%)4972(Top 44%)4972(Top 265%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 48%
×21story building
+97ft-345ft

Overall

12706

Females

3295

F40-44

3295

5K→10K

3.1 - 6.2 mi

Top 45%
×5story building
+79ft-138ft

Overall

12087

Females

2921

F40-44

2921

10K→15K

6.2 - 9.3 mi

Top 48%
×3story building
+67ft-78ft

Overall

12706

Females

3295

F40-44

3295

15K→20K

9.3 - 12.4 mi

Top 53%
×5story building
+106ft-86ft

Overall

14051

Females

4133

F40-44

4133

20K→Half

12.4 - 13.1 mi

Top 49%
×2story building
+19ft-37ft

Overall

12923

Females

3452

F40-44

3452

Half→25K

13.1 - 15.5 mi

Top 47%
×4story building
+66ft-88ft

Overall

12600

Females

3417

F40-44

3417

25K→30K

15.5 - 18.6 mi

Top 47%
×9story building
+181ft-148ft

Overall

12541

Females

3487

F40-44

3487

30K→20M

18.6 - 20.0 mi

Top 43%
×5story building
+64ft-50ft

Overall

11337

Females

2911

F40-44

2911

20M→21M

20.0 - 21.0 mi

Top 45%
×8story building
+106ft-24ft

Overall

11988

Females

3390

F40-44

3390

21M→35K

21.0 - 21.8 mi

Top 37%
×7story building
+17ft-86ft

Overall

9763

Females

2267

F40-44

2267

35K→23M

21.8 - 23.0 mi

Top 43%
×5story building
+23ft-63ft

Overall

11489

Females

3251

F40-44

3251

23M→24M

23.0 - 24.0 mi

Top 45%
×6story building
+12ft-82ft

Overall

11856

Females

3518

F40-44

3518

24M→40K

24.0 - 24.9 mi

Top 45%
×1story
+6ft-20ft

Overall

11949

Females

3639

F40-44

3639

40K→25.2M

24.9 - 25.2 mi

Top 54%
×1story
+13ft-16ft

Overall

14342

Females

4912

F40-44

4912

25.2M→Finish

25.2 - 26.2 mi

Top 54%
×2story building
+22ft-21ft

Overall

14464

Females

4972

F40-44

4972

Passing Analysis

Category:
Athletes Passed
2846
Passed By
1134
Net Change
+1712
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14308
5K → 10K106751+1016#14308#13292
10K → 15K35499+255#13292#13037
15K → 20K104372-268#13037#13305
20K → Half5313+40#13305#13265
Half → 25K22569+156#13265#13109
25K → 30K243132+111#13109#12998
30K → 20M19219+173#12998#12825
20M → 21M14347+96#12825#12729
21M → 35K1196+113#12729#12616
35K → 23M12747+80#12616#12536
23M → 24M8940+49#12536#12487
24M → 40K6356+7#12487#12480
40K → 25.2M2352-29#12480#12509
25.2M → Finish44131-87#12509#12596
TOTALS28461134+1712
📊

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