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BOSTON MARATHON 2023

Pamela Iwaszewicz

Bib: 7274•F

CA

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 25%
Gender (Female)
#0 / 11423
Top 7%
Division (F18-39)
#0 / 4884
Top 13%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:31
Rank: #7794
Start → 5K
22:31 | 7:15/mi
10K· 6.21 mi
44:41
Rank: #7709 (+85)
5K → 10K
22:10 | 7:08/mi
15K· 9.32 mi
1:06:45
Rank: #7503 (+206)
10K → 15K
22:04 | 7:06/mi
20K· 12.43 mi
1:29:01
Rank: #7297 (+206)
15K → 20K
22:16 | 7:10/mi
Half· 13.11 mi
1:33:49
Rank: #7275 (+22)
20K → Half
4:48 | 7:02/mi
25K· 15.53 mi
1:51:14
Rank: #7127 (+148)
Half → 25K
17:25 | 7:11/mi
30K· 18.64 mi
2:14:23
Rank: #7040 (+87)
25K → 30K
23:09 | 7:27/mi
20M
2:24:37
Rank: #7009 (+31)
30K → 20M
10:14 | 7:32/mi
21M
2:32:39
Rank: #6975 (+34)
20M → 21M
8:02 | 8:02/mi
35K· 21.75 mi
2:38:00
Rank: #6932 (+43)
21M → 35K
5:21 | 7:09/mi
23M
2:47:17
Rank: #6833 (+99)
35K → 23M
9:17 | 7:25/mi
24M
2:54:22
Rank: #6719 (+114)
23M → 24M
7:05 | 7:05/mi
40K· 24.85 mi
3:00:36
Rank: #6631 (+88)
24M → 40K
6:14 | 7:17/mi
25.2M
3:03:19
Rank: #6600 (+31)
40K → 25.2M
2:43 | 7:53/mi
Finish· 26.22 mi
3:10:33
Rank: #6541 (+59)
25.2M → Finish
7:14 | 7:06/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:33:49
Pace7:09 /mi
2nd Half
Distance13.11 mi
Time1:36:44
Pace7:23 /mi
📊Positive Split: 3.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:26:4022:317:1522:31
7:15
-
10K
6.21 mi10:48:5044:417:1122:10
7:08
-0:07
15K
9.32 mi11:10:541:06:457:1022:04
7:06
-0:02
20K
12.43 mi11:33:101:29:017:1022:16
7:10
+0:04
Half
13.11 mi11:37:581:33:497:094:48
7:02
-0:08
25K
15.53 mi11:55:231:51:147:1017:25
7:11
+0:09
30K
18.64 mi12:18:322:14:237:1323:09
7:27
+0:16
20M
20.00 mi12:28:462:24:377:1410:14
7:32
+0:05
21M
21.00 mi12:36:482:32:397:168:02
8:02
+0:30
35K
21.75 mi12:42:092:38:007:165:21
7:09
-0:53
23M
23.00 mi12:51:262:47:177:169:17
7:25
+0:16
24M
24.00 mi12:58:312:54:227:167:05
7:05
-0:20
40K
24.85 mi13:04:453:00:367:166:14
7:17
+0:12
25.2M
25.20 mi13:07:283:03:197:162:43
7:53
+0:36
Finish
26.22 mi13:14:423:10:337:167:14
7:06
-0:47

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

7:02 /mi

Average Pace

7:16 /mi

Slowest Pace

8:02 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:59:48

94% of race

Time at Steady Pace

10:45

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:16 /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 mi10:26:4022:317:1522:31
7:15
#7794
10K
6.21 mi10:48:5044:417:1122:10
7:08
#7709
15K
9.32 mi11:10:541:06:457:1022:04
7:06
#7503
20K
12.43 mi11:33:101:29:017:1022:16
7:10
#7297
Half
13.11 mi11:37:581:33:497:094:48
7:02
#7275
25K
15.53 mi11:55:231:51:147:1017:25
7:11
#7127
30K
18.64 mi12:18:322:14:237:1323:09
7:27
#7040
20M
20.00 mi12:28:462:24:377:1410:14
7:32
#7009
21M
21.00 mi12:36:482:32:397:168:02
8:02
#6975
35K
21.75 mi12:42:092:38:007:165:21
7:09
#6932
23M
23.00 mi12:51:262:47:177:169:17
7:25
#6833
24M
24.00 mi12:58:312:54:227:167:05
7:05
#6719
40K
24.85 mi13:04:453:00:367:166:14
7:17
#6631
25.2M
25.20 mi13:07:283:03:197:162:43
7:53
#6600
Finish
26.22 mi13:14:423:10:337:167:14
7:06
#6541
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi77949459457174(Top 27%)799(Top 7%)799(Top 16%)
10K6.21 mi3.10 mi7709+85919+26919+267663(Top 29%)941(Top 8%)941(Top 19%)
15K9.32 mi3.11 mi7503+206869+50869+507174(Top 27%)799(Top 7%)799(Top 16%)
20K12.43 mi3.11 mi7297+206824+45824+456908(Top 26%)761(Top 7%)761(Top 16%)
Half13.11 mi0.68 mi7275+22820+4820+46816(Top 26%)713(Top 6%)713(Top 15%)
25K15.53 mi2.42 mi7127+148792+28792+286604(Top 25%)733(Top 6%)733(Top 15%)
30K18.64 mi3.11 mi7040+87788+4788+46906(Top 26%)897(Top 8%)897(Top 18%)
20M20.00 mi1.36 mi7009+31786+2786+27012(Top 26%)1020(Top 9%)1020(Top 21%)
21M21.00 mi1.00 mi6975+34792-6792-67564(Top 28%)1330(Top 12%)1330(Top 27%)
35K21.75 mi0.75 mi6932+43790+2790+26252(Top 23%)833(Top 7%)833(Top 17%)
23M23.00 mi1.25 mi6833+99783+7783+75971(Top 22%)800(Top 7%)800(Top 16%)
24M24.00 mi1.00 mi6719+114771+12771+125147(Top 19%)612(Top 5%)612(Top 13%)
40K24.85 mi0.85 mi6631+88768+3768+35425(Top 20%)780(Top 7%)780(Top 16%)
25.2M25.20 mi0.35 mi6600+31765+3765+35865(Top 22%)996(Top 9%)996(Top 20%)
Finish26.22 mi1.02 mi6541+59760+5760+55838(Top 22%)1014(Top 9%)1014(Top 21%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 27%
×21stories
+97ft-345ft

Overall

7174

Females

799

F18-39

799

5K→10K

3.1 - 6.2 mi

Top 29%
×5stories
+79ft-138ft

Overall

7663

Females

941

F18-39

941

10K→15K

6.2 - 9.3 mi

Top 27%
×3stories
+67ft-78ft

Overall

7174

Females

799

F18-39

799

15K→20K

9.3 - 12.4 mi

Top 26%
×5stories
+106ft-86ft

Overall

6908

Females

761

F18-39

761

20K→Half

12.4 - 13.1 mi

Top 26%
×2stories
+19ft-37ft

Overall

6816

Females

713

F18-39

713

Half→25K

13.1 - 15.5 mi

Top 25%
×4stories
+66ft-88ft

Overall

6604

Females

733

F18-39

733

25K→30K

15.5 - 18.6 mi

Top 26%
×9stories
+181ft-148ft

Overall

6906

Females

897

F18-39

897

30K→20M

18.6 - 20.0 mi

Top 26%
×5stories
+64ft-50ft

Overall

7012

Females

1020

F18-39

1020

20M→21M

20.0 - 21.0 mi

Top 28%
×8stories
+106ft-24ft

Overall

7564

Females

1330

F18-39

1330

21M→35K

21.0 - 21.8 mi

Top 23%
×7stories
+17ft-86ft

Overall

6252

Females

833

F18-39

833

35K→23M

21.8 - 23.0 mi

Top 22%
×5stories
+23ft-63ft

Overall

5971

Females

800

F18-39

800

23M→24M

23.0 - 24.0 mi

Top 19%
×6stories
+12ft-82ft

Overall

5147

Females

612

F18-39

612

24M→40K

24.0 - 24.9 mi

Top 20%
×1story
+6ft-20ft

Overall

5425

Females

780

F18-39

780

40K→25.2M

24.9 - 25.2 mi

Top 22%
×1story
+13ft-16ft

Overall

5865

Females

996

F18-39

996

25.2M→Finish

25.2 - 26.2 mi

Top 22%
×2stories
+22ft-21ft

Overall

5838

Females

1014

F18-39

1014

Passing Analysis

Category:
Athletes Passed
1794
Passed By
541
Net Change
+1253
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7794
5K → 10K267182+85#7794#7709
10K → 15K25953+206#7709#7503
15K → 20K23226+206#7503#7297
20K → Half3311+22#7297#7275
Half → 25K16921+148#7275#7127
25K → 30K16174+87#7127#7040
30K → 20M6635+31#7040#7009
20M → 21M8046+34#7009#6975
21M → 35K5613+43#6975#6932
35K → 23M11819+99#6932#6833
23M → 24M1239+114#6833#6719
24M → 40K10315+88#6719#6631
40K → 25.2M4413+31#6631#6600
25.2M → Finish8324+59#6600#6541
TOTALS1794541+1253
📊

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