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BOSTON MARATHON 2023

Erin Gonsalves

Bib: 15055•F

MA

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 45%
Gender (Female)
#0 / 11423
Top 27%
Division (F18-39)
#0 / 4884
Top 45%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:47
Rank: #11079
Start → 5K
23:47 | 7:39/mi
10K· 6.21 mi
47:11
Rank: #10869 (+210)
5K → 10K
23:24 | 7:32/mi
15K· 9.32 mi
1:10:45
Rank: #10853 (+16)
10K → 15K
23:34 | 7:35/mi
20K· 12.43 mi
1:34:38
Rank: #10831 (+22)
15K → 20K
23:53 | 7:41/mi
Half· 13.11 mi
1:39:50
Rank: #10859 (-28)
20K → Half
5:12 | 7:37/mi
25K· 15.53 mi
1:58:59
Rank: #10977 (-118)
Half → 25K
19:09 | 7:54/mi
30K· 18.64 mi
2:24:58
Rank: #11419 (-442)
25K → 30K
25:59 | 8:22/mi
20M
2:36:10
Rank: #11432 (-13)
30K → 20M
11:12 | 8:15/mi
21M
2:45:20
Rank: #11635 (-203)
20M → 21M
9:10 | 9:10/mi
35K· 21.75 mi
2:51:32
Rank: #11746 (-111)
21M → 35K
6:12 | 8:17/mi
23M
3:02:11
Rank: #11821 (-75)
35K → 23M
10:39 | 8:30/mi
24M
3:10:31
Rank: #11900 (-79)
23M → 24M
8:20 | 8:20/mi
40K· 24.85 mi
3:17:37
Rank: #11896 (+4)
24M → 40K
7:06 | 8:18/mi
25.2M
3:20:46
Rank: #11923 (-27)
40K → 25.2M
3:09 | 9:08/mi
Finish· 26.22 mi
3:28:52
Rank: #11920 (+3)
25.2M → Finish
8:06 | 7:57/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:39:50
Pace7:37 /mi
2nd Half
Distance13.11 mi
Time1:49:02
Pace8:19 /mi
📊Positive Split: 9.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:53:1523:477:3923:47
7:39
-
10K
6.21 mi11:16:3947:117:3623:24
7:32
-0:07
15K
9.32 mi11:40:131:10:457:3523:34
7:35
+0:03
20K
12.43 mi12:04:061:34:387:3723:53
7:41
+0:06
Half
13.11 mi12:09:181:39:507:375:12
7:37
-0:04
25K
15.53 mi12:28:271:58:597:4019:09
7:54
+0:17
30K
18.64 mi12:54:262:24:587:4725:59
8:22
+0:28
20M
20.00 mi13:05:382:36:107:4811:12
8:15
-0:07
21M
21.00 mi13:14:482:45:207:529:10
9:10
+0:55
35K
21.75 mi13:21:002:51:327:536:12
8:17
-0:53
23M
23.00 mi13:31:393:02:117:5510:39
8:30
+0:13
24M
24.00 mi13:39:593:10:317:568:20
8:20
-0:10
40K
24.85 mi13:47:053:17:377:577:06
8:18
-0:02
25.2M
25.20 mi13:50:143:20:467:583:09
9:08
+0:50
Finish
26.22 mi13:58:203:28:527:588:06
7:57
-1:11

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

7:32 /mi

Average Pace

7:58 /mi

Slowest Pace

9:10 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:07:05

61% of race

Time at Steady Pace

1:09:28

33% of race

Time at Slower Pace

12:19

6% of race

Average Pace: 7:58 /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 mi10:53:1523:477:3923:47
7:39
#11079
10K
6.21 mi11:16:3947:117:3623:24
7:32
#10869
15K
9.32 mi11:40:131:10:457:3523:34
7:35
#10853
20K
12.43 mi12:04:061:34:387:3723:53
7:41
#10831
Half
13.11 mi12:09:181:39:507:375:12
7:37
#10859
25K
15.53 mi12:28:271:58:597:4019:09
7:54
#10977
30K
18.64 mi12:54:262:24:587:4725:59
8:22
#11419
20M
20.00 mi13:05:382:36:107:4811:12
8:15
#11432
21M
21.00 mi13:14:482:45:207:529:10
9:10
#11635
35K
21.75 mi13:21:002:51:327:536:12
8:17
#11746
23M
23.00 mi13:31:393:02:117:5510:39
8:30
#11821
24M
24.00 mi13:39:593:10:317:568:20
8:20
#11900
40K
24.85 mi13:47:053:17:377:577:06
8:18
#11896
25.2M
25.20 mi13:50:143:20:467:583:09
9:08
#11923
Finish
26.22 mi13:58:203:28:527:588:06
7:57
#11920
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi110792375237510904(Top 41%)2290(Top 20%)2290(Top 47%)
10K6.21 mi3.10 mi10869+2102261+1142261+11410736(Top 40%)2177(Top 19%)2177(Top 45%)
15K9.32 mi3.11 mi10853+162263-22263-210904(Top 41%)2290(Top 20%)2290(Top 47%)
20K12.43 mi3.11 mi10831+222259+42259+410836(Top 41%)2331(Top 20%)2331(Top 48%)
Half13.11 mi0.68 mi10859-282268-92268-911300(Top 42%)2531(Top 22%)2531(Top 52%)
25K15.53 mi2.42 mi10977-1182338-702338-7011916(Top 45%)3029(Top 27%)3029(Top 62%)
30K18.64 mi3.11 mi11419-4422645-3072645-30713434(Top 50%)3991(Top 35%)3991(Top 82%)
20M20.00 mi1.36 mi11432-132677-322677-3211970(Top 45%)3256(Top 29%)3256(Top 67%)
21M21.00 mi1.00 mi11635-2032811-1342811-13414306(Top 54%)4654(Top 41%)4654(Top 95%)
35K21.75 mi0.75 mi11746-1112881-702881-7014029(Top 53%)4565(Top 40%)4565(Top 93%)
23M23.00 mi1.25 mi11821-752944-632944-6313277(Top 50%)4219(Top 37%)4219(Top 86%)
24M24.00 mi1.00 mi11900-793017-733017-7313436(Top 50%)4346(Top 38%)4346(Top 89%)
40K24.85 mi0.85 mi11896+43036-193036-1912091(Top 45%)3716(Top 33%)3716(Top 76%)
25.2M25.20 mi0.35 mi11923-273059-233059-2313291(Top 50%)4362(Top 38%)4362(Top 89%)
Finish26.22 mi1.02 mi11920+33077-183077-1811756(Top 44%)3576(Top 31%)3576(Top 73%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 41%
×21stories
+97ft-345ft

Overall

10904

Females

2290

F18-39

2290

5K→10K

3.1 - 6.2 mi

Top 40%
×5stories
+79ft-138ft

Overall

10736

Females

2177

F18-39

2177

10K→15K

6.2 - 9.3 mi

Top 41%
×3stories
+67ft-78ft

Overall

10904

Females

2290

F18-39

2290

15K→20K

9.3 - 12.4 mi

Top 41%
×5stories
+106ft-86ft

Overall

10836

Females

2331

F18-39

2331

20K→Half

12.4 - 13.1 mi

Top 42%
×2stories
+19ft-37ft

Overall

11300

Females

2531

F18-39

2531

Half→25K

13.1 - 15.5 mi

Top 45%
×4stories
+66ft-88ft

Overall

11916

Females

3029

F18-39

3029

25K→30K

15.5 - 18.6 mi

Top 50%
×9stories
+181ft-148ft

Overall

13434

Females

3991

F18-39

3991

30K→20M

18.6 - 20.0 mi

Top 45%
×5stories
+64ft-50ft

Overall

11970

Females

3256

F18-39

3256

20M→21M

20.0 - 21.0 mi

Top 54%
×8stories
+106ft-24ft

Overall

14306

Females

4654

F18-39

4654

21M→35K

21.0 - 21.8 mi

Top 53%
×7stories
+17ft-86ft

Overall

14029

Females

4565

F18-39

4565

35K→23M

21.8 - 23.0 mi

Top 50%
×5stories
+23ft-63ft

Overall

13277

Females

4219

F18-39

4219

23M→24M

23.0 - 24.0 mi

Top 50%
×6stories
+12ft-82ft

Overall

13436

Females

4346

F18-39

4346

24M→40K

24.0 - 24.9 mi

Top 45%
×1story
+6ft-20ft

Overall

12091

Females

3716

F18-39

3716

40K→25.2M

24.9 - 25.2 mi

Top 50%
×1story
+13ft-16ft

Overall

13291

Females

4362

F18-39

4362

25.2M→Finish

25.2 - 26.2 mi

Top 44%
×2stories
+22ft-21ft

Overall

11756

Females

3576

F18-39

3576

Passing Analysis

Category:
Athletes Passed
1371
Passed By
2212
Net Change
-841
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11079
5K → 10K409199+210#11079#10869
10K → 15K195179+16#10869#10853
15K → 20K170148+22#10853#10831
20K → Half1745-28#10831#10859
Half → 25K90208-118#10859#10977
25K → 30K76518-442#10977#11419
30K → 20M8295-13#11419#11432
20M → 21M37240-203#11432#11635
21M → 35K23134-111#11635#11746
35K → 23M71146-75#11746#11821
23M → 24M41120-79#11821#11900
24M → 40K6561+4#11900#11896
40K → 25.2M2451-27#11896#11923
25.2M → Finish7168+3#11923#11920
TOTALS13712212-841
📊

Passing Visuals

Category:
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🔥Passing Intensity

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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