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BOSTON MARATHON 2023

Karina Golfetto Freitas De Amorim

Bib: 13145•F

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

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:42
Rank: #10828
Start → 5K
23:42 | 7:38/mi
10K· 6.21 mi
48:29
Rank: #12734 (-1906)
5K → 10K
24:47 | 7:59/mi
15K· 9.32 mi
1:13:55
Rank: #13828 (-1094)
10K → 15K
25:26 | 8:11/mi
20K· 12.43 mi
1:40:13
Rank: #14601 (-773)
15K → 20K
26:18 | 8:28/mi
Half· 13.11 mi
1:46:00
Rank: #14782 (-181)
20K → Half
5:47 | 8:28/mi
25K· 15.53 mi
2:07:54
Rank: #15575 (-793)
Half → 25K
21:54 | 9:02/mi
30K· 18.64 mi
2:40:02
Rank: #17267 (-1692)
25K → 30K
32:08 | 10:21/mi
20M
2:54:09
Rank: #17768 (-501)
30K → 20M
14:07 | 10:23/mi
21M
3:05:24
Rank: #18142 (-374)
20M → 21M
11:15 | 11:15/mi
35K· 21.75 mi
3:12:54
Rank: #18336 (-194)
21M → 35K
7:30 | 10:01/mi
23M
3:26:14
Rank: #18650 (-314)
35K → 23M
13:20 | 10:39/mi
24M
3:35:20
Rank: #18612 (+38)
23M → 24M
9:06 | 9:06/mi
40K· 24.85 mi
3:43:06
Rank: #18533 (+79)
24M → 40K
7:46 | 9:05/mi
25.2M
3:46:44
Rank: #18548 (-15)
40K → 25.2M
3:38 | 10:32/mi
Finish· 26.22 mi
3:55:30
Rank: #18459 (+89)
25.2M → Finish
8:46 | 8:36/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:46:00
Pace8:05 /mi
2nd Half
Distance13.11 mi
Time2:09:30
Pace9:53 /mi
📊Positive Split: 22.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:52:4223:427:3823:42
7:38
-
10K
6.21 mi11:17:2948:297:4824:47
7:59
+0:21
15K
9.32 mi11:42:551:13:557:5625:26
8:11
+0:12
20K
12.43 mi12:09:131:40:138:0426:18
8:28
+0:17
Half
13.11 mi12:15:001:46:008:055:47
8:28
0:00
25K
15.53 mi12:36:542:07:548:1421:54
9:02
+0:34
30K
18.64 mi13:09:022:40:028:3532:08
10:21
+1:19
20M
20.00 mi13:23:092:54:098:4214:07
10:23
+0:02
21M
21.00 mi13:34:243:05:248:5011:15
11:15
+0:52
35K
21.75 mi13:41:543:12:548:527:30
10:01
-1:14
23M
23.00 mi13:55:143:26:148:5813:20
10:39
+0:38
24M
24.00 mi14:04:203:35:208:589:06
9:06
-1:33
40K
24.85 mi14:12:063:43:068:597:46
9:05
-0:01
25.2M
25.20 mi14:15:443:46:449:003:38
10:32
+1:27
Finish
26.22 mi14:24:303:55:308:598:46
8:36
-1:56

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

7:38 /mi

Average Pace

8:59 /mi

Slowest Pace

11:15 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:46:00

45% of race

Time at Steady Pace

47:32

20% of race

Time at Slower Pace

1:21:58

35% of race

Average Pace: 8:59 /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 mi10:52:4223:427:3823:42
7:38
#10828
10K
6.21 mi11:17:2948:297:4824:47
7:59
#12734
15K
9.32 mi11:42:551:13:557:5625:26
8:11
#13828
20K
12.43 mi12:09:131:40:138:0426:18
8:28
#14601
Half
13.11 mi12:15:001:46:008:055:47
8:28
#14782
25K
15.53 mi12:36:542:07:548:1421:54
9:02
#15575
30K
18.64 mi13:09:022:40:028:3532:08
10:21
#17267
20M
20.00 mi13:23:092:54:098:4214:07
10:23
#17768
21M
21.00 mi13:34:243:05:248:5011:15
11:15
#18142
35K
21.75 mi13:41:543:12:548:527:30
10:01
#18336
23M
23.00 mi13:55:143:26:148:5813:20
10:39
#18650
24M
24.00 mi14:04:203:35:208:589:06
9:06
#18612
40K
24.85 mi14:12:063:43:068:597:46
9:05
#18533
25.2M
25.20 mi14:15:443:46:449:003:38
10:32
#18548
Finish
26.22 mi14:24:303:55:308:598:46
8:36
#18459
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 mi108282245224515780(Top 59%)5159(Top 45%)5159(Top 106%)
10K6.21 mi3.10 mi12734-19063282-10373282-103714666(Top 55%)4464(Top 39%)4464(Top 91%)
15K9.32 mi3.11 mi13828-10943959-6773959-67715780(Top 59%)5159(Top 45%)5159(Top 106%)
20K12.43 mi3.11 mi14601-7734434-4754434-47516649(Top 63%)5732(Top 50%)5732(Top 117%)
Half13.11 mi0.68 mi14782-1814547-1134547-11317535(Top 66%)6218(Top 54%)6218(Top 127%)
25K15.53 mi2.42 mi15575-7935079-5325079-53219137(Top 72%)7207(Top 63%)7207(Top 148%)
30K18.64 mi3.11 mi17267-16926118-10396118-103921871(Top 82%)8829(Top 77%)8829(Top 181%)
20M20.00 mi1.36 mi17768-5016439-3216439-32121501(Top 81%)8696(Top 76%)8696(Top 178%)
21M21.00 mi1.00 mi18142-3746686-2476686-24721373(Top 80%)8664(Top 76%)8664(Top 177%)
35K21.75 mi0.75 mi18336-1946797-1116797-11121338(Top 80%)8668(Top 76%)8668(Top 177%)
23M23.00 mi1.25 mi18650-3146984-1876984-18721657(Top 81%)8879(Top 78%)8879(Top 182%)
24M24.00 mi1.00 mi18612+386971+136971+1317688(Top 66%)6739(Top 59%)6739(Top 138%)
40K24.85 mi0.85 mi18533+796936+356936+3516600(Top 62%)6190(Top 54%)6190(Top 127%)
25.2M25.20 mi0.35 mi18548-156955-196955-1919233(Top 72%)7628(Top 67%)7628(Top 156%)
Finish26.22 mi1.02 mi18459+896910+456910+4516039(Top 60%)5840(Top 51%)5840(Top 120%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 59%
×21stories
+97ft-345ft

Overall

15780

Females

5159

F18-39

5159

5K→10K

3.1 - 6.2 mi

Top 55%
×5stories
+79ft-138ft

Overall

14666

Females

4464

F18-39

4464

10K→15K

6.2 - 9.3 mi

Top 59%
×3stories
+67ft-78ft

Overall

15780

Females

5159

F18-39

5159

15K→20K

9.3 - 12.4 mi

Top 63%
×5stories
+106ft-86ft

Overall

16649

Females

5732

F18-39

5732

20K→Half

12.4 - 13.1 mi

Top 66%
×2stories
+19ft-37ft

Overall

17535

Females

6218

F18-39

6218

Half→25K

13.1 - 15.5 mi

Top 72%
×4stories
+66ft-88ft

Overall

19137

Females

7207

F18-39

7207

25K→30K

15.5 - 18.6 mi

Top 82%
×9stories
+181ft-148ft

Overall

21871

Females

8829

F18-39

8829

30K→20M

18.6 - 20.0 mi

Top 81%
×5stories
+64ft-50ft

Overall

21501

Females

8696

F18-39

8696

20M→21M

20.0 - 21.0 mi

Top 80%
×8stories
+106ft-24ft

Overall

21373

Females

8664

F18-39

8664

21M→35K

21.0 - 21.8 mi

Top 80%
×7stories
+17ft-86ft

Overall

21338

Females

8668

F18-39

8668

35K→23M

21.8 - 23.0 mi

Top 81%
×5stories
+23ft-63ft

Overall

21657

Females

8879

F18-39

8879

23M→24M

23.0 - 24.0 mi

Top 66%
×6stories
+12ft-82ft

Overall

17688

Females

6739

F18-39

6739

24M→40K

24.0 - 24.9 mi

Top 62%
×1story
+6ft-20ft

Overall

16600

Females

6190

F18-39

6190

40K→25.2M

24.9 - 25.2 mi

Top 72%
×1story
+13ft-16ft

Overall

19233

Females

7628

F18-39

7628

25.2M→Finish

25.2 - 26.2 mi

Top 60%
×2stories
+22ft-21ft

Overall

16039

Females

5840

F18-39

5840

Passing Analysis

Category:
Athletes Passed
486
Passed By
8117
Net Change
-7631
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10828
5K → 10K151921-1906#10828#12734
10K → 15K211115-1094#12734#13828
15K → 20K50823-773#13828#14601
20K → Half2183-181#14601#14782
Half → 25K21814-793#14782#15575
25K → 30K141706-1692#15575#17267
30K → 20M13514-501#17267#17768
20M → 21M20394-374#17768#18142
21M → 35K11205-194#18142#18336
35K → 23M26340-314#18336#18650
23M → 24M7234+38#18650#18612
24M → 40K9415+79#18612#18533
40K → 25.2M2035-15#18533#18548
25.2M → Finish10718+89#18548#18459
TOTALS4868117-7631
📊

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