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BOSTON MARATHON 2023

Jacqueline Steiner

Bib: 25020•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
9:26/mi
29:20
↑ 97↓ 3451.5%
10K· 6.21 mi
9:16/mi
58:07
↑ 79↓ 1380.4%
15K· 9.32 mi
9:11/mi
1:26:39
↑ 67↓ 78
20K· 12.43 mi
9:10/mi
1:55:09
↑ 106↓ 860.1%
Half· 13.11 mi
9:08/mi
2:01:23
↑ 19↓ 370.5%
25K· 15.53 mi
9:14/mi
2:23:47
↑ 66↓ 880.2%
30K· 18.64 mi
9:22/mi
2:52:52
↑ 181↓ 1480.2%
20M
9:18/mi
3:05:30
↑ 64↓ 500.2%
21M
10:11/mi
3:15:41
↑ 106↓ 241.6%
35K· 21.75 mi
9:31/mi
3:22:48
↑ 17↓ 861.7%
23M
10:35/mi
3:36:03
↑ 23↓ 630.6%
24M
9:55/mi
3:45:58
↓ 821.3%
40K· 24.85 mi
10:36/mi
3:55:02
↓ 200.3%
25.2M
10:44/mi
3:58:44
↑ 13↓ 160.2%
Finish· 26.22 mi
10:02/mi
4:08:57
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:01:23
Pace9:16 /mi
2nd Half
Distance13.11 mi
Time2:07:34
Pace9:44 /mi
📊Positive Split: 5.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:45:4729:209:2629:20
9:26
-
10K
6.21 mi12:14:3458:079:2128:47
9:16
-0:10
15K
9.32 mi12:43:061:26:399:1828:32
9:11
-0:05
20K
12.43 mi13:11:361:55:099:1628:30
9:10
-0:01
Half
13.11 mi13:17:502:01:239:166:14
9:08
-0:02
25K
15.53 mi13:40:142:23:479:1522:24
9:14
+0:06
30K
18.64 mi14:09:192:52:529:1629:05
9:22
+0:08
20M
20.00 mi14:21:573:05:309:1612:38
9:18
-0:04
21M
21.00 mi14:32:083:15:419:1910:11
10:11
+0:53
35K
21.75 mi14:39:153:22:489:197:07
9:31
-0:40
23M
23.00 mi14:52:303:36:039:2413:15
10:35
+1:04
24M
24.00 mi15:02:253:45:589:259:55
9:55
-0:40
40K
24.85 mi15:11:293:55:029:279:04
10:36
+0:41
25.2M
25.20 mi15:15:113:58:449:283:42
10:44
+0:08
Finish
26.22 mi15:25:244:08:579:3010:13
10:02
-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

9:08 /mi

Average Pace

9:30 /mi

Slowest Pace

10:44 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:32:45

85% of race

Time at Steady Pace

36:12

15% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 9:30 /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 mi11:45:4729:209:2629:20
9:26
#21919
10K
6.21 mi12:14:3458:079:2128:47
9:16
#21892
15K
9.32 mi12:43:061:26:399:1828:32
9:11
#21676
20K
12.43 mi13:11:361:55:099:1628:30
9:10
#21406
Half
13.11 mi13:17:502:01:239:166:14
9:08
#21379
25K
15.53 mi13:40:142:23:479:1522:24
9:14
#21141
30K
18.64 mi14:09:192:52:529:1629:05
9:22
#20723
20M
20.00 mi14:21:573:05:309:1612:38
9:18
#20531
21M
21.00 mi14:32:083:15:419:1910:11
10:11
#20405
35K
21.75 mi14:39:153:22:489:197:07
9:31
#20362
23M
23.00 mi14:52:303:36:039:2413:15
10:35
#20443
24M
24.00 mi15:02:253:45:589:259:55
9:55
#20442
40K
24.85 mi15:11:293:55:029:279:04
10:36
#20484
25.2M
25.20 mi15:15:113:58:449:283:42
10:44
#20460
Finish
26.22 mi15:25:244:08:579:3010:13
10:02
#20526
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi219198841884121251(Top 80%)8372(Top 73%)8372(Top 171%)
10K6.21 mi3.10 mi21892+278788+538788+5321819(Top 82%)8723(Top 76%)8723(Top 179%)
15K9.32 mi3.11 mi21676+2168663+1258663+12521251(Top 80%)8372(Top 73%)8372(Top 171%)
20K12.43 mi3.11 mi21406+2708498+1658498+16520468(Top 77%)7945(Top 70%)7945(Top 163%)
Half13.11 mi0.68 mi21379+278478+208478+2020980(Top 79%)8236(Top 72%)8236(Top 169%)
25K15.53 mi2.42 mi21141+2388353+1258353+12519996(Top 75%)7692(Top 67%)7692(Top 157%)
30K18.64 mi3.11 mi20723+4188118+2358118+23518879(Top 71%)7134(Top 62%)7134(Top 146%)
20M20.00 mi1.36 mi20531+1928041+778041+7718032(Top 68%)6765(Top 59%)6765(Top 139%)
21M21.00 mi1.00 mi20405+1267979+627979+6218675(Top 70%)7154(Top 63%)7154(Top 146%)
35K21.75 mi0.75 mi20362+437966+137966+1319918(Top 75%)7886(Top 69%)7886(Top 161%)
23M23.00 mi1.25 mi20443-818021-558021-5521515(Top 81%)8793(Top 77%)8793(Top 180%)
24M24.00 mi1.00 mi20442+18031-108031-1020564(Top 77%)8304(Top 73%)8304(Top 170%)
40K24.85 mi0.85 mi20484-428058-278058-2721473(Top 81%)8881(Top 78%)8881(Top 182%)
25.2M25.20 mi0.35 mi20460+248053+58053+519821(Top 74%)7962(Top 70%)7962(Top 163%)
Finish26.22 mi1.02 mi20526-668103-508103-5021833(Top 82%)9025(Top 79%)9025(Top 185%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 80%
×21story building
+97ft-345ft

Overall

21251

Females

8372

F18-39

8372

5K→10K

3.1 - 6.2 mi

Top 82%
×5story building
+79ft-138ft

Overall

21819

Females

8723

F18-39

8723

10K→15K

6.2 - 9.3 mi

Top 80%
×3story building
+67ft-78ft

Overall

21251

Females

8372

F18-39

8372

15K→20K

9.3 - 12.4 mi

Top 77%
×5story building
+106ft-86ft

Overall

20468

Females

7945

F18-39

7945

20K→Half

12.4 - 13.1 mi

Top 79%
×2story building
+19ft-37ft

Overall

20980

Females

8236

F18-39

8236

Half→25K

13.1 - 15.5 mi

Top 75%
×4story building
+66ft-88ft

Overall

19996

Females

7692

F18-39

7692

25K→30K

15.5 - 18.6 mi

Top 71%
×9story building
+181ft-148ft

Overall

18879

Females

7134

F18-39

7134

30K→20M

18.6 - 20.0 mi

Top 68%
×5story building
+64ft-50ft

Overall

18032

Females

6765

F18-39

6765

20M→21M

20.0 - 21.0 mi

Top 70%
×8story building
+106ft-24ft

Overall

18675

Females

7154

F18-39

7154

21M→35K

21.0 - 21.8 mi

Top 75%
×7story building
+17ft-86ft

Overall

19918

Females

7886

F18-39

7886

35K→23M

21.8 - 23.0 mi

Top 81%
×5story building
+23ft-63ft

Overall

21515

Females

8793

F18-39

8793

23M→24M

23.0 - 24.0 mi

Top 77%
×6story building
+12ft-82ft

Overall

20564

Females

8304

F18-39

8304

24M→40K

24.0 - 24.9 mi

Top 81%
×1story
+6ft-20ft

Overall

21473

Females

8881

F18-39

8881

40K→25.2M

24.9 - 25.2 mi

Top 74%
×1story
+13ft-16ft

Overall

19821

Females

7962

F18-39

7962

25.2M→Finish

25.2 - 26.2 mi

Top 82%
×2story building
+22ft-21ft

Overall

21833

Females

9025

F18-39

9025

Passing Analysis

Category:
Athletes Passed
2180
Passed By
787
Net Change
+1393
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21919
5K → 10K267240+27#21919#21892
10K → 15K29074+216#21892#21676
15K → 20K30737+270#21676#21406
20K → Half4013+27#21406#21379
Half → 25K25113+238#21379#21141
25K → 30K43416+418#21141#20723
30K → 20M1975+192#20723#20531
20M → 21M14519+126#20531#20405
21M → 35K7431+43#20405#20362
35K → 23M37118-81#20362#20443
23M → 24M4443+1#20443#20442
24M → 40K3072-42#20442#20484
40K → 25.2M3814+24#20484#20460
25.2M → Finish2692-66#20460#20526
TOTALS2180787+1393
📊

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