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BOSTON MARATHON 2023

Kayla Greenberg

Bib: 26202•F

MA

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

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
10:28/mi
32:31
↑ 97↓ 3451.5%
10K· 6.21 mi
10:25/mi
1:04:54
↑ 79↓ 1380.4%
15K· 9.32 mi
10:21/mi
1:37:03
↑ 67↓ 78
20K· 12.43 mi
10:28/mi
2:09:33
↑ 106↓ 860.1%
Half· 13.11 mi
10:29/mi
2:16:42
↑ 19↓ 370.5%
25K· 15.53 mi
10:26/mi
2:41:59
↑ 66↓ 880.2%
30K· 18.64 mi
10:53/mi
3:15:48
↑ 181↓ 1480.2%
20M
10:45/mi
3:30:24
↑ 64↓ 500.2%
21M
12:08/mi
3:42:32
↑ 106↓ 241.6%
35K· 21.75 mi
10:28/mi
3:50:22
↑ 17↓ 861.7%
23M
10:37/mi
4:03:39
↑ 23↓ 630.6%
24M
10:38/mi
4:14:17
↓ 821.3%
40K· 24.85 mi
11:01/mi
4:23:42
↓ 200.3%
25.2M
11:10/mi
4:27:33
↑ 13↓ 160.2%
Finish· 26.22 mi
10:00/mi
4:37:44
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:16:42
Pace10:26 /mi
2nd Half
Distance13.11 mi
Time2:21:02
Pace10:46 /mi
📊Positive Split: 3.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:54:5532:3110:2832:31
10:28
-
10K
6.21 mi12:27:181:04:5410:2732:23
10:25
-0:03
15K
9.32 mi12:59:271:37:0310:2532:09
10:21
-0:04
20K
12.43 mi13:31:572:09:3310:2532:30
10:28
+0:07
Half
13.11 mi13:39:062:16:4210:267:09
10:29
+0:01
25K
15.53 mi14:04:232:41:5910:2625:17
10:26
-0:03
30K
18.64 mi14:38:123:15:4810:3033:49
10:53
+0:27
20M
20.00 mi14:52:483:30:2410:3114:36
10:45
-0:08
21M
21.00 mi15:04:563:42:3210:3612:08
12:08
+1:23
35K
21.75 mi15:12:463:50:2210:367:50
10:28
-1:40
23M
23.00 mi15:26:034:03:3910:3613:17
10:37
+0:09
24M
24.00 mi15:36:414:14:1710:3610:38
10:38
+0:01
40K
24.85 mi15:46:064:23:4210:379:25
11:01
+0:23
25.2M
25.20 mi15:49:574:27:3310:373:51
11:10
+0:09
Finish
26.22 mi16:00:084:37:4410:3610:11
10:00
-1:10

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

10:00 /mi

Average Pace

10:36 /mi

Slowest Pace

12:08 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

10:11

4% of race

Time at Steady Pace

3:13:44

70% of race

Time at Slower Pace

1:13:49

27% of race

Average Pace: 10:36 /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 mi11:54:5532:3110:2832:31
10:28
#24615
10K
6.21 mi12:27:181:04:5410:2732:23
10:25
#24600
15K
9.32 mi12:59:271:37:0310:2532:09
10:21
#24458
20K
12.43 mi13:31:572:09:3310:2532:30
10:28
#24273
Half
13.11 mi13:39:062:16:4210:267:09
10:29
#24272
25K
15.53 mi14:04:232:41:5910:2625:17
10:26
#24040
30K
18.64 mi14:38:123:15:4810:3033:49
10:53
#23825
20M
20.00 mi14:52:483:30:2410:3114:36
10:45
#23690
21M
21.00 mi15:04:563:42:3210:3612:08
12:08
#23655
35K
21.75 mi15:12:463:50:2210:367:50
10:28
#23611
23M
23.00 mi15:26:034:03:3910:3613:17
10:37
#23522
24M
24.00 mi15:36:414:14:1710:3610:38
10:38
#23493
40K
24.85 mi15:46:064:23:4210:379:25
11:01
#23445
25.2M
25.20 mi15:49:574:27:3310:373:51
11:10
#23404
Finish
26.22 mi16:00:084:37:4410:3610:11
10:00
#23350
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi24615102241022424182(Top 91%)9994(Top 87%)9994(Top 205%)
10K6.21 mi3.10 mi24600+1510209+1510209+1524539(Top 92%)10188(Top 89%)10188(Top 209%)
15K9.32 mi3.11 mi24458+14210141+6810141+6824182(Top 91%)9994(Top 87%)9994(Top 205%)
20K12.43 mi3.11 mi24273+18510047+9410047+9423774(Top 89%)9788(Top 86%)9788(Top 200%)
Half13.11 mi0.68 mi24272+110048-110048-124178(Top 91%)10015(Top 88%)10015(Top 205%)
25K15.53 mi2.42 mi24040+2329922+1269922+12623061(Top 87%)9425(Top 83%)9425(Top 193%)
30K18.64 mi3.11 mi23825+2159820+1029820+10222919(Top 86%)9421(Top 82%)9421(Top 193%)
20M20.00 mi1.36 mi23690+1359762+589762+5822255(Top 84%)9120(Top 80%)9120(Top 187%)
21M21.00 mi1.00 mi23655+359747+159747+1522955(Top 86%)9526(Top 83%)9526(Top 195%)
35K21.75 mi0.75 mi23611+449725+229725+2222348(Top 84%)9245(Top 81%)9245(Top 189%)
23M23.00 mi1.25 mi23522+899686+399686+3921592(Top 81%)8848(Top 77%)8848(Top 181%)
24M24.00 mi1.00 mi23493+299682+49682+422320(Top 84%)9272(Top 81%)9272(Top 190%)
40K24.85 mi0.85 mi23445+489668+149668+1422404(Top 84%)9348(Top 82%)9348(Top 191%)
25.2M25.20 mi0.35 mi23404+419654+149654+1420884(Top 78%)8536(Top 75%)8536(Top 175%)
Finish26.22 mi1.02 mi23350+549636+189636+1821762(Top 82%)8995(Top 79%)8995(Top 184%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 91%
×21story building
+97ft-345ft

Overall

24182

Females

9994

F18-39

9994

5K→10K

3.1 - 6.2 mi

Top 92%
×5story building
+79ft-138ft

Overall

24539

Females

10188

F18-39

10188

10K→15K

6.2 - 9.3 mi

Top 91%
×3story building
+67ft-78ft

Overall

24182

Females

9994

F18-39

9994

15K→20K

9.3 - 12.4 mi

Top 89%
×5story building
+106ft-86ft

Overall

23774

Females

9788

F18-39

9788

20K→Half

12.4 - 13.1 mi

Top 91%
×2story building
+19ft-37ft

Overall

24178

Females

10015

F18-39

10015

Half→25K

13.1 - 15.5 mi

Top 87%
×4story building
+66ft-88ft

Overall

23061

Females

9425

F18-39

9425

25K→30K

15.5 - 18.6 mi

Top 86%
×9story building
+181ft-148ft

Overall

22919

Females

9421

F18-39

9421

30K→20M

18.6 - 20.0 mi

Top 84%
×5story building
+64ft-50ft

Overall

22255

Females

9120

F18-39

9120

20M→21M

20.0 - 21.0 mi

Top 86%
×8story building
+106ft-24ft

Overall

22955

Females

9526

F18-39

9526

21M→35K

21.0 - 21.8 mi

Top 84%
×7story building
+17ft-86ft

Overall

22348

Females

9245

F18-39

9245

35K→23M

21.8 - 23.0 mi

Top 81%
×5story building
+23ft-63ft

Overall

21592

Females

8848

F18-39

8848

23M→24M

23.0 - 24.0 mi

Top 84%
×6story building
+12ft-82ft

Overall

22320

Females

9272

F18-39

9272

24M→40K

24.0 - 24.9 mi

Top 84%
×1story
+6ft-20ft

Overall

22404

Females

9348

F18-39

9348

40K→25.2M

24.9 - 25.2 mi

Top 78%
×1story
+13ft-16ft

Overall

20884

Females

8536

F18-39

8536

25.2M→Finish

25.2 - 26.2 mi

Top 82%
×2story building
+22ft-21ft

Overall

21762

Females

8995

F18-39

8995

Passing Analysis

Category:
Athletes Passed
1667
Passed By
402
Net Change
+1265
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24615
5K → 10K203188+15#24615#24600
10K → 15K19553+142#24600#24458
15K → 20K20419+185#24458#24273
20K → Half2423+1#24273#24272
Half → 25K24210+232#24272#24040
25K → 30K23924+215#24040#23825
30K → 20M1383+135#23825#23690
20M → 21M5823+35#23690#23655
21M → 35K517+44#23655#23611
35K → 23M9910+89#23611#23522
23M → 24M4516+29#23522#23493
24M → 40K6416+48#23493#23445
40K → 25.2M421+41#23445#23404
25.2M → Finish639+54#23404#23350
TOTALS1667402+1265
📊

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