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BOSTON MARATHON 2023

Karen Pulkkinen

Bib: 14722•F

MA

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 37%
Gender (Female)
#0 / 11423
Top 18%
Division (F18-39)
#0 / 4884
Top 31%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:45
Rank: #8273
Start → 5K
22:45 | 7:19/mi
10K· 6.21 mi
45:16
Rank: #8349 (-76)
5K → 10K
22:31 | 7:15/mi
15K· 9.32 mi
1:08:08
Rank: #8534 (-185)
10K → 15K
22:52 | 7:22/mi
20K· 12.43 mi
1:31:18
Rank: #8613 (-79)
15K → 20K
23:10 | 7:27/mi
Half· 13.11 mi
1:36:21
Rank: #8634 (-21)
20K → Half
5:03 | 7:24/mi
25K· 15.53 mi
1:54:43
Rank: #8714 (-80)
Half → 25K
18:22 | 7:35/mi
30K· 18.64 mi
2:19:46
Rank: #9145 (-431)
25K → 30K
25:03 | 8:04/mi
20M
2:31:08
Rank: #9417 (-272)
30K → 20M
11:22 | 8:22/mi
21M
2:40:05
Rank: #9625 (-208)
20M → 21M
8:57 | 8:57/mi
35K· 21.75 mi
2:45:48
Rank: #9598 (+27)
21M → 35K
5:43 | 7:38/mi
23M
2:56:33
Rank: #9817 (-219)
35K → 23M
10:45 | 8:35/mi
24M
3:04:19
Rank: #9771 (+46)
23M → 24M
7:46 | 7:46/mi
40K· 24.85 mi
3:11:47
Rank: #9967 (-196)
24M → 40K
7:28 | 8:44/mi
25.2M
3:14:39
Rank: #9916 (+51)
40K → 25.2M
2:52 | 8:19/mi
Finish· 26.22 mi
3:22:17
Rank: #9825 (+91)
25.2M → Finish
7:38 | 7:29/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:36:21
Pace7:21 /mi
2nd Half
Distance13.11 mi
Time1:45:56
Pace8:05 /mi
📊Positive Split: 9.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:51:3322:457:1922:45
7:19
-
10K
6.21 mi11:14:0445:167:1722:31
7:15
-0:04
15K
9.32 mi11:36:561:08:087:1922:52
7:22
+0:07
20K
12.43 mi12:00:061:31:187:2123:10
7:27
+0:05
Half
13.11 mi12:05:091:36:217:215:03
7:24
-0:03
25K
15.53 mi12:23:311:54:437:2318:22
7:35
+0:11
30K
18.64 mi12:48:342:19:467:3025:03
8:04
+0:29
20M
20.00 mi12:59:562:31:087:3311:22
8:22
+0:18
21M
21.00 mi13:08:532:40:057:378:57
8:57
+0:35
35K
21.75 mi13:14:362:45:487:375:43
7:38
-1:19
23M
23.00 mi13:25:212:56:337:4110:45
8:35
+0:57
24M
24.00 mi13:33:073:04:197:417:46
7:46
-0:49
40K
24.85 mi13:40:353:11:477:437:28
8:44
+0:58
25.2M
25.20 mi13:43:273:14:397:432:52
8:19
-0:25
Finish
26.22 mi13:51:053:22:177:437:38
7:29
-0:50

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

7:15 /mi

Average Pace

7:43 /mi

Slowest Pace

8:57 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

45:16

22% of race

Time at Steady Pace

1:30:34

45% of race

Time at Slower Pace

1:06:27

33% of race

Average Pace: 7:43 /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 mi10:51:3322:457:1922:45
7:19
#8273
10K
6.21 mi11:14:0445:167:1722:31
7:15
#8349
15K
9.32 mi11:36:561:08:087:1922:52
7:22
#8534
20K
12.43 mi12:00:061:31:187:2123:10
7:27
#8613
Half
13.11 mi12:05:091:36:217:215:03
7:24
#8634
25K
15.53 mi12:23:311:54:437:2318:22
7:35
#8714
30K
18.64 mi12:48:342:19:467:3025:03
8:04
#9145
20M
20.00 mi12:59:562:31:087:3311:22
8:22
#9417
21M
21.00 mi13:08:532:40:057:378:57
8:57
#9625
35K
21.75 mi13:14:362:45:487:375:43
7:38
#9598
23M
23.00 mi13:25:212:56:337:4110:45
8:35
#9817
24M
24.00 mi13:33:073:04:197:417:46
7:46
#9771
40K
24.85 mi13:40:353:11:477:437:28
8:44
#9967
25.2M
25.20 mi13:43:273:14:397:432:52
8:19
#9916
Finish
26.22 mi13:51:053:22:177:437:38
7:29
#9825
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi8273111811189033(Top 34%)1465(Top 13%)1465(Top 30%)
10K6.21 mi3.10 mi8349-761159-411159-418489(Top 32%)1229(Top 11%)1229(Top 25%)
15K9.32 mi3.11 mi8534-1851235-761235-769033(Top 34%)1465(Top 13%)1465(Top 30%)
20K12.43 mi3.11 mi8613-791283-481283-488992(Top 34%)1485(Top 13%)1485(Top 30%)
Half13.11 mi0.68 mi8634-211288-51288-59507(Top 36%)1687(Top 15%)1687(Top 35%)
25K15.53 mi2.42 mi8714-801340-521340-529369(Top 35%)1718(Top 15%)1718(Top 35%)
30K18.64 mi3.11 mi9145-4311544-2041544-20411384(Top 43%)2835(Top 25%)2835(Top 58%)
20M20.00 mi1.36 mi9417-2721675-1311675-13112787(Top 48%)3728(Top 33%)3728(Top 76%)
21M21.00 mi1.00 mi9625-2081776-1011776-10113123(Top 49%)4004(Top 35%)4004(Top 82%)
35K21.75 mi0.75 mi9598+271783-71783-79593(Top 36%)2178(Top 19%)2178(Top 45%)
23M23.00 mi1.25 mi9817-2191914-1311914-13113727(Top 52%)4455(Top 39%)4455(Top 91%)
24M24.00 mi1.00 mi9771+461922-81922-89545(Top 36%)2355(Top 21%)2355(Top 48%)
40K24.85 mi0.85 mi9967-1962047-1252047-12514722(Top 55%)5135(Top 45%)5135(Top 105%)
25.2M25.20 mi0.35 mi9916+512036+112036+118455(Top 32%)2006(Top 18%)2006(Top 41%)
Finish26.22 mi1.02 mi9825+912019+172019+178509(Top 32%)2030(Top 18%)2030(Top 42%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 34%
×21stories
+97ft-345ft

Overall

9033

Females

1465

F18-39

1465

5K→10K

3.1 - 6.2 mi

Top 32%
×5stories
+79ft-138ft

Overall

8489

Females

1229

F18-39

1229

10K→15K

6.2 - 9.3 mi

Top 34%
×3stories
+67ft-78ft

Overall

9033

Females

1465

F18-39

1465

15K→20K

9.3 - 12.4 mi

Top 34%
×5stories
+106ft-86ft

Overall

8992

Females

1485

F18-39

1485

20K→Half

12.4 - 13.1 mi

Top 36%
×2stories
+19ft-37ft

Overall

9507

Females

1687

F18-39

1687

Half→25K

13.1 - 15.5 mi

Top 35%
×4stories
+66ft-88ft

Overall

9369

Females

1718

F18-39

1718

25K→30K

15.5 - 18.6 mi

Top 43%
×9stories
+181ft-148ft

Overall

11384

Females

2835

F18-39

2835

30K→20M

18.6 - 20.0 mi

Top 48%
×5stories
+64ft-50ft

Overall

12787

Females

3728

F18-39

3728

20M→21M

20.0 - 21.0 mi

Top 49%
×8stories
+106ft-24ft

Overall

13123

Females

4004

F18-39

4004

21M→35K

21.0 - 21.8 mi

Top 36%
×7stories
+17ft-86ft

Overall

9593

Females

2178

F18-39

2178

35K→23M

21.8 - 23.0 mi

Top 52%
×5stories
+23ft-63ft

Overall

13727

Females

4455

F18-39

4455

23M→24M

23.0 - 24.0 mi

Top 36%
×6stories
+12ft-82ft

Overall

9545

Females

2355

F18-39

2355

24M→40K

24.0 - 24.9 mi

Top 55%
×1story
+6ft-20ft

Overall

14722

Females

5135

F18-39

5135

40K→25.2M

24.9 - 25.2 mi

Top 32%
×1story
+13ft-16ft

Overall

8455

Females

2006

F18-39

2006

25.2M→Finish

25.2 - 26.2 mi

Top 32%
×2stories
+22ft-21ft

Overall

8509

Females

2030

F18-39

2030

Passing Analysis

Category:
Athletes Passed
991*
Passed By
2543
Net Change
-1552
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8273
5K → 10K192268-76#8273#8349
10K → 15K81266-185#8349#8534
15K → 20K112191-79#8534#8613
20K → Half1738-21#8613#8634
Half → 25K72152-80#8634#8714
25K → 30K73504-431#8714#9145
30K → 20M23295-272#9145#9417
20M → 21M36244-208#9417#9625
21M → 35K5528+27#9625#9598
35K → 23M38257-219#9598#9817
23M → 24M8236+46#9817#9771
24M → 40K25221-196#9771#9967
40K → 25.2M609+51#9967#9916
25.2M → Finish125*34+91#9916#9825
TOTALS991*2543-1552

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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