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BOSTON MARATHON 2023

Kristin Eklöf

Bib: 16885•F

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 40%
Gender (Female)
#0 / 11423
Top 21%
Division (F18-39)
#0 / 4884
Top 36%
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
7:38/mi
23:42
↑ 97↓ 3451.5%
10K· 6.21 mi
7:39/mi
47:29
↑ 79↓ 1380.4%
15K· 9.32 mi
8:04/mi
1:12:32
↑ 67↓ 78
20K· 12.43 mi
7:56/mi
1:37:10
↑ 106↓ 860.1%
Half· 13.11 mi
7:40/mi
1:42:24
↑ 19↓ 370.5%
25K· 15.53 mi
7:52/mi
2:01:29
↑ 66↓ 880.2%
30K· 18.64 mi
8:00/mi
2:26:19
↑ 181↓ 1480.2%
20M
7:58/mi
2:37:08
↑ 64↓ 500.2%
21M
8:16/mi
2:45:24
↑ 106↓ 241.6%
35K· 21.75 mi
7:28/mi
2:50:59
↑ 17↓ 861.7%
23M
7:46/mi
3:00:42
↑ 23↓ 630.6%
24M
7:27/mi
3:08:09
↓ 821.3%
40K· 24.85 mi
7:28/mi
3:14:32
↓ 200.3%
25.2M
7:53/mi
3:17:15
↑ 13↓ 160.2%
Finish· 26.22 mi
7:11/mi
3:24:34
↑ 22↓ 21

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:42:24
Pace7:49 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:42:10
Pace7:48 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:13:5423:427:3823:42
7:38
-
10K
6.21 mi11:37:4147:297:3923:47
7:39
+0:01
15K
9.32 mi12:02:441:12:327:4725:03
8:04
+0:25
20K
12.43 mi12:27:221:37:107:4924:38
7:56
-0:08
Half
13.11 mi12:32:361:42:247:495:14
7:40
-0:16
25K
15.53 mi12:51:412:01:297:4919:05
7:52
+0:12
30K
18.64 mi13:16:312:26:197:5124:50
8:00
+0:08
20M
20.00 mi13:27:202:37:087:5110:49
7:58
-0:02
21M
21.00 mi13:35:362:45:247:538:16
8:16
+0:18
35K
21.75 mi13:41:112:50:597:525:35
7:28
-0:48
23M
23.00 mi13:50:543:00:427:519:43
7:46
+0:18
24M
24.00 mi13:58:213:08:097:507:27
7:27
-0:19
40K
24.85 mi14:04:443:14:327:506:23
7:28
+0:01
25.2M
25.20 mi14:07:273:17:157:502:43
7:53
+0:25
Finish
26.22 mi14:14:463:24:347:487:19
7:11
-0:42

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

7:11 /mi

Average Pace

7:48 /mi

Slowest Pace

8:16 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:50:58

54% of race

Time at Steady Pace

1:33:36

46% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:48 /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 mi11:13:5423:427:3823:42
7:38
#10818
10K
6.21 mi11:37:4147:297:3923:47
7:39
#11287
15K
9.32 mi12:02:441:12:327:4725:03
8:04
#12513
20K
12.43 mi12:27:221:37:107:4924:38
7:56
#12568
Half
13.11 mi12:32:361:42:247:495:14
7:40
#12505
25K
15.53 mi12:51:412:01:297:4919:05
7:52
#12349
30K
18.64 mi13:16:312:26:197:5124:50
8:00
#12029
20M
20.00 mi13:27:202:37:087:5110:49
7:58
#11827
21M
21.00 mi13:35:362:45:247:538:16
8:16
#11658
35K
21.75 mi13:41:112:50:597:525:35
7:28
#11499
23M
23.00 mi13:50:543:00:427:519:43
7:46
#11263
24M
24.00 mi13:58:213:08:097:507:27
7:27
#11064
40K
24.85 mi14:04:443:14:327:506:23
7:28
#10848
25.2M
25.20 mi14:07:273:17:157:502:43
7:53
#10740
Finish
26.22 mi14:14:463:24:347:487:19
7:11
#10530
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi108182235223514903(Top 56%)4616(Top 40%)4616(Top 95%)
10K6.21 mi3.10 mi11287-4692486-2512486-25111844(Top 44%)2779(Top 24%)2779(Top 57%)
15K9.32 mi3.11 mi12513-12263182-6963182-69614903(Top 56%)4616(Top 40%)4616(Top 95%)
20K12.43 mi3.11 mi12568-553240-583240-5812865(Top 48%)3470(Top 30%)3470(Top 71%)
Half13.11 mi0.68 mi12505+633204+363204+3611653(Top 44%)2697(Top 24%)2697(Top 55%)
25K15.53 mi2.42 mi12349+1563144+603144+6011691(Top 44%)2884(Top 25%)2884(Top 59%)
30K18.64 mi3.11 mi12029+3202987+1572987+15710856(Top 41%)2567(Top 22%)2567(Top 53%)
20M20.00 mi1.36 mi11827+2022894+932894+9310001(Top 38%)2232(Top 20%)2232(Top 46%)
21M21.00 mi1.00 mi11658+1692822+722822+729058(Top 34%)1955(Top 17%)1955(Top 40%)
35K21.75 mi0.75 mi11499+1592748+742748+748342(Top 31%)1644(Top 14%)1644(Top 34%)
23M23.00 mi1.25 mi11263+2362638+1102638+1108183(Top 31%)1673(Top 15%)1673(Top 34%)
24M24.00 mi1.00 mi11064+1992557+812557+817410(Top 28%)1457(Top 13%)1457(Top 30%)
40K24.85 mi0.85 mi10848+2162478+792478+796565(Top 25%)1201(Top 11%)1201(Top 25%)
25.2M25.20 mi0.35 mi10740+1082434+442434+445918(Top 22%)1049(Top 9%)1049(Top 21%)
Finish26.22 mi1.02 mi10530+2102364+702364+706324(Top 24%)1181(Top 10%)1181(Top 24%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 56%
×21story building
+97ft-345ft

Overall

14903

Females

4616

F18-39

4616

5K→10K

3.1 - 6.2 mi

Top 44%
×5story building
+79ft-138ft

Overall

11844

Females

2779

F18-39

2779

10K→15K

6.2 - 9.3 mi

Top 56%
×3story building
+67ft-78ft

Overall

14903

Females

4616

F18-39

4616

15K→20K

9.3 - 12.4 mi

Top 48%
×5story building
+106ft-86ft

Overall

12865

Females

3470

F18-39

3470

20K→Half

12.4 - 13.1 mi

Top 44%
×2story building
+19ft-37ft

Overall

11653

Females

2697

F18-39

2697

Half→25K

13.1 - 15.5 mi

Top 44%
×4story building
+66ft-88ft

Overall

11691

Females

2884

F18-39

2884

25K→30K

15.5 - 18.6 mi

Top 41%
×9story building
+181ft-148ft

Overall

10856

Females

2567

F18-39

2567

30K→20M

18.6 - 20.0 mi

Top 38%
×5story building
+64ft-50ft

Overall

10001

Females

2232

F18-39

2232

20M→21M

20.0 - 21.0 mi

Top 34%
×8story building
+106ft-24ft

Overall

9058

Females

1955

F18-39

1955

21M→35K

21.0 - 21.8 mi

Top 31%
×7story building
+17ft-86ft

Overall

8342

Females

1644

F18-39

1644

35K→23M

21.8 - 23.0 mi

Top 31%
×5story building
+23ft-63ft

Overall

8183

Females

1673

F18-39

1673

23M→24M

23.0 - 24.0 mi

Top 28%
×6story building
+12ft-82ft

Overall

7410

Females

1457

F18-39

1457

24M→40K

24.0 - 24.9 mi

Top 25%
×1story
+6ft-20ft

Overall

6565

Females

1201

F18-39

1201

40K→25.2M

24.9 - 25.2 mi

Top 22%
×1story
+13ft-16ft

Overall

5918

Females

1049

F18-39

1049

25.2M→Finish

25.2 - 26.2 mi

Top 24%
×2story building
+22ft-21ft

Overall

6324

Females

1181

F18-39

1181

Passing Analysis

Category:
Athletes Passed
2521
Passed By
2233
Net Change
+288
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10818
5K → 10K132601-469#10818#11287
10K → 15K111237-1226#11287#12513
15K → 20K162217-55#12513#12568
20K → Half7714+63#12568#12505
Half → 25K20044+156#12505#12349
25K → 30K37151+320#12349#12029
30K → 20M21917+202#12029#11827
20M → 21M18920+169#11827#11658
21M → 35K1623+159#11658#11499
35K → 23M24913+236#11499#11263
23M → 24M2089+199#11263#11064
24M → 40K2193+216#11064#10848
40K → 25.2M1080+108#10848#10740
25.2M → Finish2144+210#10740#10530
TOTALS25212233+288
📊

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