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BOSTON MARATHON 2023

Nancy Fawley

Bib: 21559•F

PA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Top 45%
Division (F60-64)
#0 / 527
Top 14%
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
8:26/mi
26:12
↑ 97↓ 3451.5%
10K· 6.21 mi
8:24/mi
52:18
↑ 79↓ 1380.4%
15K· 9.32 mi
8:29/mi
1:18:40
↑ 67↓ 78
20K· 12.43 mi
8:38/mi
1:45:29
↑ 106↓ 860.1%
Half· 13.11 mi
8:29/mi
1:51:16
↑ 19↓ 370.5%
25K· 15.53 mi
8:38/mi
2:12:13
↑ 66↓ 880.2%
30K· 18.64 mi
8:56/mi
2:39:57
↑ 181↓ 1480.2%
20M
9:05/mi
2:52:18
↑ 64↓ 500.2%
21M
9:48/mi
3:02:06
↑ 106↓ 241.6%
35K· 21.75 mi
8:49/mi
3:08:42
↑ 17↓ 861.7%
23M
9:08/mi
3:20:08
↑ 23↓ 630.6%
24M
8:45/mi
3:28:53
↓ 821.3%
40K· 24.85 mi
9:11/mi
3:36:44
↓ 200.3%
25.2M
9:46/mi
3:40:06
↑ 13↓ 160.2%
Finish· 26.22 mi
8:54/mi
3:49:10
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:51:16
Pace8:29 /mi
2nd Half
Distance13.11 mi
Time1:57:54
Pace9:00 /mi
📊Positive Split: 6.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:19:0626:128:2626:12
8:26
-
10K
6.21 mi11:45:1252:188:2526:06
8:24
-0:02
15K
9.32 mi12:11:341:18:408:2626:22
8:29
+0:05
20K
12.43 mi12:38:231:45:298:2926:49
8:38
+0:09
Half
13.11 mi12:44:101:51:168:295:47
8:29
-0:09
25K
15.53 mi13:05:072:12:138:3120:57
8:38
+0:09
30K
18.64 mi13:32:512:39:578:3527:44
8:56
+0:18
20M
20.00 mi13:45:122:52:188:3712:21
9:05
+0:09
21M
21.00 mi13:55:003:02:068:409:48
9:48
+0:43
35K
21.75 mi14:01:363:08:428:416:36
8:49
-0:59
23M
23.00 mi14:13:023:20:088:4211:26
9:08
+0:19
24M
24.00 mi14:21:473:28:538:428:45
8:45
-0:23
40K
24.85 mi14:29:383:36:448:437:51
9:11
+0:26
25.2M
25.20 mi14:33:003:40:068:443:22
9:46
+0:35
Finish
26.22 mi14:42:043:49:108:459:04
8:54
-0:52

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

8:24 /mi

Average Pace

8:45 /mi

Slowest Pace

9:48 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:36:00

94% of race

Time at Steady Pace

13:10

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:44 /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 mi11:19:0626:128:2626:12
8:26
#17118
10K
6.21 mi11:45:1252:188:2526:06
8:24
#17331
15K
9.32 mi12:11:341:18:408:2626:22
8:29
#17469
20K
12.43 mi12:38:231:45:298:2926:49
8:38
#17475
Half
13.11 mi12:44:101:51:168:295:47
8:29
#17474
25K
15.53 mi13:05:072:12:138:3120:57
8:38
#17397
30K
18.64 mi13:32:512:39:578:3527:44
8:56
#17247
20M
20.00 mi13:45:122:52:188:3712:21
9:05
#17227
21M
21.00 mi13:55:003:02:068:409:48
9:48
#17215
35K
21.75 mi14:01:363:08:428:416:36
8:49
#17210
23M
23.00 mi14:13:023:20:088:4211:26
9:08
#17182
24M
24.00 mi14:21:473:28:538:428:45
8:45
#17110
40K
24.85 mi14:29:383:36:448:437:51
9:11
#17111
25.2M
25.20 mi14:33:003:40:068:443:22
9:46
#17111
Finish
26.22 mi14:42:043:49:108:459:04
8:54
#17145
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF60-64Seg. OverallSeg. FemalesSeg. F60-64
5K3.11 mi3.11 mi171186007600717724(Top 67%)6350(Top 56%)6350(Top 1205%)
10K6.21 mi3.10 mi17331-2136131-1246131-12417598(Top 66%)6242(Top 55%)6242(Top 1184%)
15K9.32 mi3.11 mi17469-1386201-706201-7017724(Top 67%)6350(Top 56%)6350(Top 1205%)
20K12.43 mi3.11 mi17475-66202-16202-117696(Top 66%)6341(Top 56%)6341(Top 1203%)
Half13.11 mi0.68 mi17474+16207-56207-517616(Top 66%)6253(Top 55%)6253(Top 1187%)
25K15.53 mi2.42 mi17397+776176+316176+3117057(Top 64%)6041(Top 53%)6041(Top 1146%)
30K18.64 mi3.11 mi17247+1506109+676109+6716808(Top 63%)5953(Top 52%)5953(Top 1130%)
20M20.00 mi1.36 mi17227+206117-86117-817005(Top 64%)6165(Top 54%)6165(Top 1170%)
21M21.00 mi1.00 mi17215+126123-66123-617273(Top 65%)6350(Top 56%)6350(Top 1205%)
35K21.75 mi0.75 mi17210+56127-46127-417077(Top 64%)6315(Top 55%)6315(Top 1198%)
23M23.00 mi1.25 mi17182+286123+46123+416709(Top 63%)6140(Top 54%)6140(Top 1165%)
24M24.00 mi1.00 mi17110+726106+176106+1715964(Top 60%)5792(Top 51%)5792(Top 1099%)
40K24.85 mi0.85 mi17111-16122-166122-1617042(Top 64%)6427(Top 56%)6427(Top 1220%)
25.2M25.20 mi0.35 mi171116126-46126-416421(Top 62%)6115(Top 54%)6115(Top 1160%)
Finish26.22 mi1.02 mi17145-346154-286154-2817493(Top 66%)6644(Top 58%)6644(Top 1261%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 67%
×21story building
+97ft-345ft

Overall

17724

Females

6350

F60-64

6350

5K→10K

3.1 - 6.2 mi

Top 66%
×5story building
+79ft-138ft

Overall

17598

Females

6242

F60-64

6242

10K→15K

6.2 - 9.3 mi

Top 67%
×3story building
+67ft-78ft

Overall

17724

Females

6350

F60-64

6350

15K→20K

9.3 - 12.4 mi

Top 66%
×5story building
+106ft-86ft

Overall

17696

Females

6341

F60-64

6341

20K→Half

12.4 - 13.1 mi

Top 66%
×2story building
+19ft-37ft

Overall

17616

Females

6253

F60-64

6253

Half→25K

13.1 - 15.5 mi

Top 64%
×4story building
+66ft-88ft

Overall

17057

Females

6041

F60-64

6041

25K→30K

15.5 - 18.6 mi

Top 63%
×9story building
+181ft-148ft

Overall

16808

Females

5953

F60-64

5953

30K→20M

18.6 - 20.0 mi

Top 64%
×5story building
+64ft-50ft

Overall

17005

Females

6165

F60-64

6165

20M→21M

20.0 - 21.0 mi

Top 65%
×8story building
+106ft-24ft

Overall

17273

Females

6350

F60-64

6350

21M→35K

21.0 - 21.8 mi

Top 64%
×7story building
+17ft-86ft

Overall

17077

Females

6315

F60-64

6315

35K→23M

21.8 - 23.0 mi

Top 63%
×5story building
+23ft-63ft

Overall

16709

Females

6140

F60-64

6140

23M→24M

23.0 - 24.0 mi

Top 60%
×6story building
+12ft-82ft

Overall

15964

Females

5792

F60-64

5792

24M→40K

24.0 - 24.9 mi

Top 64%
×1story
+6ft-20ft

Overall

17042

Females

6427

F60-64

6427

40K→25.2M

24.9 - 25.2 mi

Top 62%
×1story
+13ft-16ft

Overall

16421

Females

6115

F60-64

6115

25.2M→Finish

25.2 - 26.2 mi

Top 66%
×2story building
+22ft-21ft

Overall

17493

Females

6644

F60-64

6644

Passing Analysis

Category:
Athletes Passed
1535
Passed By
1562
Net Change
-27
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17118
5K → 10K235448-213#17118#17331
10K → 15K131269-138#17331#17469
15K → 20K173179-6#17469#17475
20K → Half3433+1#17475#17474
Half → 25K15982+77#17474#17397
25K → 30K24191+150#17397#17247
30K → 20M9070+20#17247#17227
20M → 21M10088+12#17227#17215
21M → 35K4136+5#17215#17210
35K → 23M9971+28#17210#17182
23M → 24M9927+72#17182#17110
24M → 40K5354-1#17110#17111
40K → 25.2M26260#17111#17111
25.2M → Finish5488-34#17111#17145
TOTALS15351562-27
📊

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