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BOSTON MARATHON 2023

Seneca Zamora

Bib: 17694•F

CO

0:00
0:00
/ mi
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Top 42%
Division (F18-39)
#0 / 4884
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
7:49/mi
24:17
↑ 97↓ 3451.5%
10K· 6.21 mi
7:57/mi
49:00
↑ 79↓ 1380.4%
15K· 9.32 mi
8:03/mi
1:14:00
↑ 67↓ 78
20K· 12.43 mi
8:10/mi
1:39:21
↑ 106↓ 860.1%
Half· 13.11 mi
7:53/mi
1:44:44
↑ 19↓ 370.5%
25K· 15.53 mi
8:24/mi
2:05:07
↑ 66↓ 880.2%
30K· 18.64 mi
8:36/mi
2:31:50
↑ 181↓ 1480.2%
20M
8:54/mi
2:43:56
↑ 64↓ 500.2%
21M
8:54/mi
2:52:50
↑ 106↓ 241.6%
35K· 21.75 mi
8:32/mi
2:59:13
↑ 17↓ 861.7%
23M
9:13/mi
3:10:46
↑ 23↓ 630.6%
24M
8:52/mi
3:19:38
↓ 821.3%
40K· 24.85 mi
9:06/mi
3:27:25
↓ 200.3%
25.2M
9:31/mi
3:30:42
↑ 13↓ 160.2%
Finish· 26.22 mi
8:37/mi
3:39:29
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:44:44
Pace7:59 /mi
2nd Half
Distance13.11 mi
Time1:54:45
Pace8:45 /mi
📊Positive Split: 9.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:14:5224:177:4924:17
7:49
-
10K
6.21 mi11:39:3549:007:5324:43
7:57
+0:08
15K
9.32 mi12:04:351:14:007:5625:00
8:03
+0:06
20K
12.43 mi12:29:561:39:218:0025:21
8:10
+0:07
Half
13.11 mi12:35:191:44:447:595:23
7:53
-0:17
25K
15.53 mi12:55:422:05:078:0320:23
8:24
+0:31
30K
18.64 mi13:22:252:31:508:0926:43
8:36
+0:12
20M
20.00 mi13:34:312:43:568:1212:06
8:54
+0:18
21M
21.00 mi13:43:252:52:508:148:54
8:54
0:00
35K
21.75 mi13:49:482:59:138:146:23
8:32
-0:22
23M
23.00 mi14:01:213:10:468:1811:33
9:13
+0:41
24M
24.00 mi14:10:133:19:388:198:52
8:52
-0:21
40K
24.85 mi14:18:003:27:258:217:47
9:06
+0:14
25.2M
25.20 mi14:21:173:30:428:223:17
9:31
+0:25
Finish
26.22 mi14:30:043:39:298:238:47
8:37
-0:54

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

7:49 /mi

Average Pace

8:23 /mi

Slowest Pace

9:31 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:44:44

48% of race

Time at Steady Pace

1:02:16

28% of race

Time at Slower Pace

52:29

24% of race

Average Pace: 8:22 /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 mi11:14:5224:177:4924:17
7:49
#12531
10K
6.21 mi11:39:3549:007:5324:43
7:57
#13475
15K
9.32 mi12:04:351:14:007:5625:00
8:03
#13904
20K
12.43 mi12:29:561:39:218:0025:21
8:10
#14058
Half
13.11 mi12:35:191:44:447:595:23
7:53
#14028
25K
15.53 mi12:55:422:05:078:0320:23
8:24
#14303
30K
18.64 mi13:22:252:31:508:0926:43
8:36
#14423
20M
20.00 mi13:34:312:43:568:1212:06
8:54
#14525
21M
21.00 mi13:43:252:52:508:148:54
8:54
#14411
35K
21.75 mi13:49:482:59:138:146:23
8:32
#14465
23M
23.00 mi14:01:213:10:468:1811:33
9:13
#14624
24M
24.00 mi14:10:133:19:388:198:52
8:52
#14708
40K
24.85 mi14:18:003:27:258:217:47
9:06
#14750
25.2M
25.20 mi14:21:173:30:428:223:17
9:31
#14756
Finish
26.22 mi14:30:043:39:298:238:47
8:37
#14815
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi125313184318414787(Top 56%)4560(Top 40%)4560(Top 93%)
10K6.21 mi3.10 mi13475-9443718-5343718-53414467(Top 54%)4345(Top 38%)4345(Top 89%)
15K9.32 mi3.11 mi13904-4294001-2834001-28314787(Top 56%)4560(Top 40%)4560(Top 93%)
20K12.43 mi3.11 mi14058-1544121-1204121-12014680(Top 55%)4513(Top 40%)4513(Top 92%)
Half13.11 mi0.68 mi14028+304102+194102+1913590(Top 51%)3866(Top 34%)3866(Top 79%)
25K15.53 mi2.42 mi14303-2754284-1824284-18215628(Top 59%)5218(Top 46%)5218(Top 107%)
30K18.64 mi3.11 mi14423-1204408-1244408-12414922(Top 56%)4881(Top 43%)4881(Top 100%)
20M20.00 mi1.36 mi14525-1024486-784486-7816002(Top 60%)5583(Top 49%)5583(Top 114%)
21M21.00 mi1.00 mi14411+1144444+424444+4212892(Top 48%)3899(Top 34%)3899(Top 80%)
35K21.75 mi0.75 mi14465-544488-444488-4415493(Top 58%)5399(Top 47%)5399(Top 111%)
23M23.00 mi1.25 mi14624-1594601-1134601-11317179(Top 65%)6381(Top 56%)6381(Top 131%)
24M24.00 mi1.00 mi14708-844681-804681-8016592(Top 62%)6122(Top 54%)6122(Top 125%)
40K24.85 mi0.85 mi14750-424731-504731-5016655(Top 63%)6208(Top 54%)6208(Top 127%)
25.2M25.20 mi0.35 mi14756-64744-134744-1315318(Top 58%)5479(Top 48%)5479(Top 112%)
Finish26.22 mi1.02 mi14815-594797-534797-5316094(Top 60%)5866(Top 51%)5866(Top 120%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 56%
×21story building
+97ft-345ft

Overall

14787

Females

4560

F18-39

4560

5K→10K

3.1 - 6.2 mi

Top 54%
×5story building
+79ft-138ft

Overall

14467

Females

4345

F18-39

4345

10K→15K

6.2 - 9.3 mi

Top 56%
×3story building
+67ft-78ft

Overall

14787

Females

4560

F18-39

4560

15K→20K

9.3 - 12.4 mi

Top 55%
×5story building
+106ft-86ft

Overall

14680

Females

4513

F18-39

4513

20K→Half

12.4 - 13.1 mi

Top 51%
×2story building
+19ft-37ft

Overall

13590

Females

3866

F18-39

3866

Half→25K

13.1 - 15.5 mi

Top 59%
×4story building
+66ft-88ft

Overall

15628

Females

5218

F18-39

5218

25K→30K

15.5 - 18.6 mi

Top 56%
×9story building
+181ft-148ft

Overall

14922

Females

4881

F18-39

4881

30K→20M

18.6 - 20.0 mi

Top 60%
×5story building
+64ft-50ft

Overall

16002

Females

5583

F18-39

5583

20M→21M

20.0 - 21.0 mi

Top 48%
×8story building
+106ft-24ft

Overall

12892

Females

3899

F18-39

3899

21M→35K

21.0 - 21.8 mi

Top 58%
×7story building
+17ft-86ft

Overall

15493

Females

5399

F18-39

5399

35K→23M

21.8 - 23.0 mi

Top 65%
×5story building
+23ft-63ft

Overall

17179

Females

6381

F18-39

6381

23M→24M

23.0 - 24.0 mi

Top 62%
×6story building
+12ft-82ft

Overall

16592

Females

6122

F18-39

6122

24M→40K

24.0 - 24.9 mi

Top 63%
×1story
+6ft-20ft

Overall

16655

Females

6208

F18-39

6208

40K→25.2M

24.9 - 25.2 mi

Top 58%
×1story
+13ft-16ft

Overall

15318

Females

5479

F18-39

5479

25.2M→Finish

25.2 - 26.2 mi

Top 60%
×2story building
+22ft-21ft

Overall

16094

Females

5866

F18-39

5866

Passing Analysis

Category:
Athletes Passed
968
Passed By
3252
Net Change
-2284
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12531
5K → 10K611005-944#12531#13475
10K → 15K69498-429#13475#13904
15K → 20K144298-154#13904#14058
20K → Half5525+30#14058#14028
Half → 25K68343-275#14028#14303
25K → 30K143263-120#14303#14423
30K → 20M59161-102#14423#14525
20M → 21M14531+114#14525#14411
21M → 35K2478-54#14411#14465
35K → 23M42201-159#14465#14624
23M → 24M45129-84#14624#14708
24M → 40K5092-42#14708#14750
40K → 25.2M2935-6#14750#14756
25.2M → Finish3493-59#14756#14815
TOTALS9683252-2284
📊

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