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BOSTON MARATHON 2023

Stephanie Saura

Bib: 30270•F

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Division (F45-49)
#0 / 1817
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
9:51/mi
30:37
↑ 97↓ 3451.5%
10K· 6.21 mi
8:46/mi
57:52
↑ 79↓ 1380.4%
15K· 9.32 mi
8:37/mi
1:24:38
↑ 67↓ 78
20K· 12.43 mi
8:59/mi
1:52:32
↑ 106↓ 860.1%
Half· 13.11 mi
9:10/mi
1:58:47
↑ 19↓ 370.5%
25K· 15.53 mi
9:07/mi
2:20:54
↑ 66↓ 880.2%
30K· 18.64 mi
9:52/mi
2:51:32
↑ 181↓ 1480.2%
20M
9:19/mi
3:04:12
↑ 64↓ 500.2%
21M
10:29/mi
3:14:41
↑ 106↓ 241.6%
35K· 21.75 mi
9:17/mi
3:21:38
↑ 17↓ 861.7%
23M
9:21/mi
3:33:21
↑ 23↓ 630.6%
24M
9:06/mi
3:42:27
↓ 821.3%
40K· 24.85 mi
9:21/mi
3:50:27
↓ 200.3%
25.2M
10:03/mi
3:53:55
↑ 13↓ 160.2%
Finish· 26.22 mi
9:45/mi
4:03:51
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:58:47
Pace9:04 /mi
2nd Half
Distance13.11 mi
Time2:05:04
Pace9:32 /mi
📊Positive Split: 5.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:49:2030:379:5130:37
9:51
-
10K
6.21 mi12:16:3557:529:1927:15
8:46
-1:05
15K
9.32 mi12:43:211:24:389:0526:46
8:37
-0:09
20K
12.43 mi13:11:151:52:329:0327:54
8:59
+0:22
Half
13.11 mi13:17:301:58:479:046:15
9:10
+0:11
25K
15.53 mi13:39:372:20:549:0422:07
9:07
-0:03
30K
18.64 mi14:10:152:51:329:1230:38
9:52
+0:45
20M
20.00 mi14:22:553:04:129:1312:40
9:19
-0:33
21M
21.00 mi14:33:243:14:419:1610:29
10:29
+1:10
35K
21.75 mi14:40:213:21:389:166:57
9:17
-1:12
23M
23.00 mi14:52:043:33:219:1711:43
9:21
+0:04
24M
24.00 mi15:01:103:42:279:169:06
9:06
-0:15
40K
24.85 mi15:09:103:50:279:168:00
9:21
+0:15
25.2M
25.20 mi15:12:383:53:559:173:28
10:03
+0:42
Finish
26.22 mi15:22:344:03:519:189:56
9:45
-0:18

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

8:37 /mi

Average Pace

9:18 /mi

Slowest Pace

10:29 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:21:55

34% of race

Time at Steady Pace

1:16:48

31% of race

Time at Slower Pace

1:25:08

35% of race

Average Pace: 9:18 /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 mi11:49:2030:379:5130:37
9:51
#23066
10K
6.21 mi12:16:3557:529:1927:15
8:46
#21773
15K
9.32 mi12:43:211:24:389:0526:46
8:37
#20946
20K
12.43 mi13:11:151:52:329:0327:54
8:59
#20601
Half
13.11 mi13:17:301:58:479:046:15
9:10
#20613
25K
15.53 mi13:39:372:20:549:0422:07
9:07
#20439
30K
18.64 mi14:10:152:51:329:1230:38
9:52
#20465
20M
20.00 mi14:22:553:04:129:1312:40
9:19
#20285
21M
21.00 mi14:33:243:14:419:1610:29
10:29
#20226
35K
21.75 mi14:40:213:21:389:166:57
9:17
#20183
23M
23.00 mi14:52:043:33:219:1711:43
9:21
#20042
24M
24.00 mi15:01:103:42:279:169:06
9:06
#19949
40K
24.85 mi15:09:103:50:279:168:00
9:21
#19865
25.2M
25.20 mi15:12:383:53:559:173:28
10:03
#19825
Finish
26.22 mi15:22:344:03:519:189:56
9:45
#19884
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi230669427942718555(Top 70%)6838(Top 60%)6838(Top 376%)
10K6.21 mi3.10 mi21773+12938728+6998728+69919794(Top 74%)7579(Top 66%)7579(Top 417%)
15K9.32 mi3.11 mi20946+8278258+4708258+47018555(Top 70%)6838(Top 60%)6838(Top 376%)
20K12.43 mi3.11 mi20601+3458054+2048054+20419608(Top 74%)7443(Top 65%)7443(Top 410%)
Half13.11 mi0.68 mi20613-128054805421041(Top 79%)8265(Top 72%)8265(Top 455%)
25K15.53 mi2.42 mi20439+1747950+1047950+10419528(Top 73%)7442(Top 65%)7442(Top 410%)
30K18.64 mi3.11 mi20465-267990-407990-4020645(Top 78%)8133(Top 71%)8133(Top 448%)
20M20.00 mi1.36 mi20285+1807907+837907+8318131(Top 68%)6817(Top 60%)6817(Top 375%)
21M21.00 mi1.00 mi20226+597879+287879+2819562(Top 73%)7680(Top 67%)7680(Top 423%)
35K21.75 mi0.75 mi20183+437866+137866+1319143(Top 72%)7473(Top 65%)7473(Top 411%)
23M23.00 mi1.25 mi20042+1417793+737793+7317783(Top 67%)6744(Top 59%)6744(Top 371%)
24M24.00 mi1.00 mi19949+937742+517742+5117700(Top 66%)6751(Top 59%)6751(Top 372%)
40K24.85 mi0.85 mi19865+847702+407702+4017809(Top 67%)6850(Top 60%)6850(Top 377%)
25.2M25.20 mi0.35 mi19825+407687+157687+1517670(Top 66%)6797(Top 60%)6797(Top 374%)
Finish26.22 mi1.02 mi19884-597725-387725-3820975(Top 79%)8544(Top 75%)8544(Top 470%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 70%
×21story building
+97ft-345ft

Overall

18555

Females

6838

F45-49

6838

5K→10K

3.1 - 6.2 mi

Top 74%
×5story building
+79ft-138ft

Overall

19794

Females

7579

F45-49

7579

10K→15K

6.2 - 9.3 mi

Top 70%
×3story building
+67ft-78ft

Overall

18555

Females

6838

F45-49

6838

15K→20K

9.3 - 12.4 mi

Top 74%
×5story building
+106ft-86ft

Overall

19608

Females

7443

F45-49

7443

20K→Half

12.4 - 13.1 mi

Top 79%
×2story building
+19ft-37ft

Overall

21041

Females

8265

F45-49

8265

Half→25K

13.1 - 15.5 mi

Top 73%
×4story building
+66ft-88ft

Overall

19528

Females

7442

F45-49

7442

25K→30K

15.5 - 18.6 mi

Top 78%
×9story building
+181ft-148ft

Overall

20645

Females

8133

F45-49

8133

30K→20M

18.6 - 20.0 mi

Top 68%
×5story building
+64ft-50ft

Overall

18131

Females

6817

F45-49

6817

20M→21M

20.0 - 21.0 mi

Top 73%
×8story building
+106ft-24ft

Overall

19562

Females

7680

F45-49

7680

21M→35K

21.0 - 21.8 mi

Top 72%
×7story building
+17ft-86ft

Overall

19143

Females

7473

F45-49

7473

35K→23M

21.8 - 23.0 mi

Top 67%
×5story building
+23ft-63ft

Overall

17783

Females

6744

F45-49

6744

23M→24M

23.0 - 24.0 mi

Top 66%
×6story building
+12ft-82ft

Overall

17700

Females

6751

F45-49

6751

24M→40K

24.0 - 24.9 mi

Top 67%
×1story
+6ft-20ft

Overall

17809

Females

6850

F45-49

6850

40K→25.2M

24.9 - 25.2 mi

Top 66%
×1story
+13ft-16ft

Overall

17670

Females

6797

F45-49

6797

25.2M→Finish

25.2 - 26.2 mi

Top 79%
×2story building
+22ft-21ft

Overall

20975

Females

8544

F45-49

8544

Passing Analysis

Category:
Athletes Passed
3663
Passed By
481
Net Change
+3182
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23066
5K → 10K12985+1293#23066#21773
10K → 15K8292+827#21773#20946
15K → 20K37732+345#20946#20601
20K → Half2335-12#20601#20613
Half → 25K20430+174#20613#20439
25K → 30K144170-26#20439#20465
30K → 20M19212+180#20465#20285
20M → 21M10344+59#20285#20226
21M → 35K6118+43#20226#20183
35K → 23M15716+141#20183#20042
23M → 24M10714+93#20042#19949
24M → 40K9612+84#19949#19865
40K → 25.2M5010+40#19865#19825
25.2M → Finish2281-59#19825#19884
TOTALS3663481+3182
📊

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