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BOSTON MARATHON 2023

Maria Marin

Bib: 15156•F

FL

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 28%
Gender (Female)
#0 / 11423
Top 9%
Division (F18-39)
#0 / 4884
Top 17%
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
7:22/mi
22:54
↑ 97↓ 3451.5%
10K· 6.21 mi
7:12/mi
45:17
↑ 79↓ 1380.4%
15K· 9.32 mi
7:04/mi
1:07:15
↑ 67↓ 78
20K· 12.43 mi
7:04/mi
1:29:13
↑ 106↓ 860.1%
Half· 13.11 mi
6:53/mi
1:33:55
↑ 19↓ 370.5%
25K· 15.53 mi
7:05/mi
1:51:06
↑ 66↓ 880.2%
30K· 18.64 mi
7:18/mi
2:13:46
↑ 181↓ 1480.2%
20M
7:32/mi
2:24:00
↑ 64↓ 500.2%
21M
8:20/mi
2:32:20
↑ 106↓ 241.6%
35K· 21.75 mi
7:30/mi
2:37:57
↑ 17↓ 861.7%
23M
8:05/mi
2:48:04
↑ 23↓ 630.6%
24M
8:18/mi
2:56:22
↓ 821.3%
40K· 24.85 mi
8:00/mi
3:03:12
↓ 200.3%
25.2M
8:27/mi
3:06:07
↑ 13↓ 160.2%
Finish· 26.22 mi
7:32/mi
3:13:48
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:33:55
Pace7:10 /mi
2nd Half
Distance13.11 mi
Time1:39:53
Pace7:37 /mi
📊Positive Split: 6.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:52:3922:547:2222:54
7:22
-
10K
6.21 mi11:15:0245:177:1722:23
7:12
-0:10
15K
9.32 mi11:37:001:07:157:1321:58
7:04
-0:08
20K
12.43 mi11:58:581:29:137:1121:58
7:04
0:00
Half
13.11 mi12:03:401:33:557:104:42
6:53
-0:11
25K
15.53 mi12:20:511:51:067:0917:11
7:05
+0:12
30K
18.64 mi12:43:312:13:467:1122:40
7:18
+0:13
20M
20.00 mi12:53:452:24:007:1210:14
7:32
+0:14
21M
21.00 mi13:02:052:32:207:158:20
8:20
+0:48
35K
21.75 mi13:07:422:37:577:165:37
7:30
-0:50
23M
23.00 mi13:17:492:48:047:1810:07
8:05
+0:35
24M
24.00 mi13:26:072:56:227:218:18
8:18
+0:13
40K
24.85 mi13:32:573:03:127:226:50
8:00
-0:18
25.2M
25.20 mi13:35:523:06:077:232:55
8:27
+0:27
Finish
26.22 mi13:43:333:13:487:247:41
7:32
-0:55

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

6:53 /mi

Average Pace

7:24 /mi

Slowest Pace

8:27 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:28:12

46% of race

Time at Steady Pace

1:09:06

36% of race

Time at Slower Pace

36:30

19% of race

Average Pace: 7:23 /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 mi10:52:3922:547:2222:54
7:22
#8605
10K
6.21 mi11:15:0245:177:1722:23
7:12
#8368
15K
9.32 mi11:37:001:07:157:1321:58
7:04
#7867
20K
12.43 mi11:58:581:29:137:1121:58
7:04
#7402
Half
13.11 mi12:03:401:33:557:104:42
6:53
#7307
25K
15.53 mi12:20:511:51:067:0917:11
7:05
#7069
30K
18.64 mi12:43:312:13:467:1122:40
7:18
#6851
20M
20.00 mi12:53:452:24:007:1210:14
7:32
#6839
21M
21.00 mi13:02:052:32:207:158:20
8:20
#6897
35K
21.75 mi13:07:422:37:577:165:37
7:30
#6918
23M
23.00 mi13:17:492:48:047:1810:07
8:05
#7045
24M
24.00 mi13:26:072:56:227:218:18
8:18
#7275
40K
24.85 mi13:32:573:03:127:226:50
8:00
#7337
25.2M
25.20 mi13:35:523:06:077:232:55
8:27
#7361
Finish
26.22 mi13:43:333:13:487:247:41
7:32
#7383
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi8605123512356984(Top 26%)743(Top 7%)743(Top 15%)
10K6.21 mi3.10 mi8368+2371167+681167+688134(Top 31%)1090(Top 10%)1090(Top 22%)
15K9.32 mi3.11 mi7867+501990+177990+1776984(Top 26%)743(Top 7%)743(Top 15%)
20K12.43 mi3.11 mi7402+465853+137853+1376407(Top 24%)628(Top 5%)628(Top 13%)
Half13.11 mi0.68 mi7307+95831+22831+226001(Top 23%)521(Top 5%)521(Top 11%)
25K15.53 mi2.42 mi7069+238777+54777+546059(Top 23%)568(Top 5%)568(Top 12%)
30K18.64 mi3.11 mi6851+218742+35742+356012(Top 23%)638(Top 6%)638(Top 13%)
20M20.00 mi1.36 mi6839+12752-10752-107022(Top 26%)1030(Top 9%)1030(Top 21%)
21M21.00 mi1.00 mi6897-58768-16768-169430(Top 35%)2104(Top 18%)2104(Top 43%)
35K21.75 mi0.75 mi6918-21787-19787-198601(Top 32%)1720(Top 15%)1720(Top 35%)
23M23.00 mi1.25 mi7045-127856-69856-6910310(Top 39%)2654(Top 23%)2654(Top 54%)
24M24.00 mi1.00 mi7275-230948-92948-9213253(Top 50%)4249(Top 37%)4249(Top 87%)
40K24.85 mi0.85 mi7337-62988-40988-4010003(Top 38%)2640(Top 23%)2640(Top 54%)
25.2M25.20 mi0.35 mi7361-241015-271015-279279(Top 35%)2338(Top 20%)2338(Top 48%)
Finish26.22 mi1.02 mi7383-221039-241039-248853(Top 33%)2166(Top 19%)2166(Top 44%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 26%
×21story building
+97ft-345ft

Overall

6984

Females

743

F18-39

743

5K→10K

3.1 - 6.2 mi

Top 31%
×5story building
+79ft-138ft

Overall

8134

Females

1090

F18-39

1090

10K→15K

6.2 - 9.3 mi

Top 26%
×3story building
+67ft-78ft

Overall

6984

Females

743

F18-39

743

15K→20K

9.3 - 12.4 mi

Top 24%
×5story building
+106ft-86ft

Overall

6407

Females

628

F18-39

628

20K→Half

12.4 - 13.1 mi

Top 23%
×2story building
+19ft-37ft

Overall

6001

Females

521

F18-39

521

Half→25K

13.1 - 15.5 mi

Top 23%
×4story building
+66ft-88ft

Overall

6059

Females

568

F18-39

568

25K→30K

15.5 - 18.6 mi

Top 23%
×9story building
+181ft-148ft

Overall

6012

Females

638

F18-39

638

30K→20M

18.6 - 20.0 mi

Top 26%
×5story building
+64ft-50ft

Overall

7022

Females

1030

F18-39

1030

20M→21M

20.0 - 21.0 mi

Top 35%
×8story building
+106ft-24ft

Overall

9430

Females

2104

F18-39

2104

21M→35K

21.0 - 21.8 mi

Top 32%
×7story building
+17ft-86ft

Overall

8601

Females

1720

F18-39

1720

35K→23M

21.8 - 23.0 mi

Top 39%
×5story building
+23ft-63ft

Overall

10310

Females

2654

F18-39

2654

23M→24M

23.0 - 24.0 mi

Top 50%
×6story building
+12ft-82ft

Overall

13253

Females

4249

F18-39

4249

24M→40K

24.0 - 24.9 mi

Top 38%
×1story
+6ft-20ft

Overall

10003

Females

2640

F18-39

2640

40K→25.2M

24.9 - 25.2 mi

Top 35%
×1story
+13ft-16ft

Overall

9279

Females

2338

F18-39

2338

25.2M→Finish

25.2 - 26.2 mi

Top 33%
×2story building
+22ft-21ft

Overall

8853

Females

2166

F18-39

2166

Passing Analysis

Category:
Athletes Passed
2249
Passed By
1027
Net Change
+1222
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8605
5K → 10K372135+237#8605#8368
10K → 15K5109+501#8368#7867
15K → 20K4705+465#7867#7402
20K → Half961+95#7402#7307
Half → 25K2446+238#7307#7069
25K → 30K24426+218#7069#6851
30K → 20M6957+12#6851#6839
20M → 21M3896-58#6839#6897
21M → 35K3253-21#6897#6918
35K → 23M45172-127#6918#7045
23M → 24M12242-230#7045#7275
24M → 40K3193-62#7275#7337
40K → 25.2M2044-24#7337#7361
25.2M → Finish6688-22#7361#7383
TOTALS22491027+1222
📊

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