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BOSTON MARATHON 2023

Kelly Mcguire

Bib: 22481•F

TN

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Top 49%
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
8:33/mi
26:33
↑ 97↓ 3451.5%
10K· 6.21 mi
8:29/mi
52:55
↑ 79↓ 1380.4%
15K· 9.32 mi
8:26/mi
1:19:07
↑ 67↓ 78
20K· 12.43 mi
8:37/mi
1:45:52
↑ 106↓ 860.1%
Half· 13.11 mi
8:26/mi
1:51:37
↑ 19↓ 370.5%
25K· 15.53 mi
8:41/mi
2:12:40
↑ 66↓ 880.2%
30K· 18.64 mi
9:08/mi
2:41:03
↑ 181↓ 1480.2%
20M
9:13/mi
2:53:34
↑ 64↓ 500.2%
21M
10:06/mi
3:03:40
↑ 106↓ 241.6%
35K· 21.75 mi
8:27/mi
3:09:59
↑ 17↓ 861.7%
23M
9:01/mi
3:21:16
↑ 23↓ 630.6%
24M
8:53/mi
3:30:09
↓ 821.3%
40K· 24.85 mi
9:56/mi
3:38:39
↓ 200.3%
25.2M
10:47/mi
3:42:22
↑ 13↓ 160.2%
Finish· 26.22 mi
9:19/mi
3:51:52
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:51:37
Pace8:31 /mi
2nd Half
Distance13.11 mi
Time2:00:15
Pace9:10 /mi
📊Positive Split: 7.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:20:5326:338:3326:33
8:33
-
10K
6.21 mi11:47:1552:558:3126:22
8:29
-0:04
15K
9.32 mi12:13:271:19:078:2926:12
8:26
-0:03
20K
12.43 mi12:40:121:45:528:3126:45
8:37
+0:11
Half
13.11 mi12:45:571:51:378:315:45
8:26
-0:11
25K
15.53 mi13:07:002:12:408:3221:03
8:41
+0:15
30K
18.64 mi13:35:232:41:038:3828:23
9:08
+0:27
20M
20.00 mi13:47:542:53:348:4112:31
9:13
+0:05
21M
21.00 mi13:58:003:03:408:4510:06
10:06
+0:53
35K
21.75 mi14:04:193:09:598:446:19
8:27
-1:39
23M
23.00 mi14:15:363:21:168:4511:17
9:01
+0:34
24M
24.00 mi14:24:293:30:098:458:53
8:53
-0:08
40K
24.85 mi14:32:593:38:398:488:30
9:56
+1:03
25.2M
25.20 mi14:36:423:42:228:493:43
10:47
+0:51
Finish
26.22 mi14:46:123:51:528:519:30
9:19
-1:28

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

8:26 /mi

Average Pace

8:51 /mi

Slowest Pace

10:47 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:04:38

28% of race

Time at Steady Pace

2:15:25

58% of race

Time at Slower Pace

31:49

14% of race

Average Pace: 8:51 /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 mi11:20:5326:338:3326:33
8:33
#17890
10K
6.21 mi11:47:1552:558:3126:22
8:29
#17999
15K
9.32 mi12:13:271:19:078:2926:12
8:26
#17777
20K
12.43 mi12:40:121:45:528:3126:45
8:37
#17687
Half
13.11 mi12:45:571:51:378:315:45
8:26
#17657
25K
15.53 mi13:07:002:12:408:3221:03
8:41
#17580
30K
18.64 mi13:35:232:41:038:3828:23
9:08
#17606
20M
20.00 mi13:47:542:53:348:4112:31
9:13
#17596
21M
21.00 mi13:58:003:03:408:4510:06
10:06
#17675
35K
21.75 mi14:04:193:09:598:446:19
8:27
#17559
23M
23.00 mi14:15:363:21:168:4511:17
9:01
#17468
24M
24.00 mi14:24:293:30:098:458:53
8:53
#17435
40K
24.85 mi14:32:593:38:398:488:30
9:56
#17608
25.2M
25.20 mi14:36:423:42:228:493:43
10:47
#17670
Finish
26.22 mi14:46:123:51:528:519:30
9:19
#17760
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi178906481648117370(Top 65%)6142(Top 54%)6142(Top 338%)
10K6.21 mi3.10 mi17999-1096535-546535-5418181(Top 68%)6585(Top 58%)6585(Top 362%)
15K9.32 mi3.11 mi17777+2226389+1466389+14617370(Top 65%)6142(Top 54%)6142(Top 338%)
20K12.43 mi3.11 mi17687+906336+536336+5317567(Top 66%)6269(Top 55%)6269(Top 345%)
Half13.11 mi0.68 mi17657+306318+186318+1817373(Top 65%)6119(Top 54%)6119(Top 337%)
25K15.53 mi2.42 mi17580+776283+356283+3517299(Top 65%)6172(Top 54%)6172(Top 340%)
30K18.64 mi3.11 mi17606-266324-416324-4117863(Top 67%)6564(Top 57%)6564(Top 361%)
20M20.00 mi1.36 mi17596+106327-36327-317615(Top 66%)6527(Top 57%)6527(Top 359%)
21M21.00 mi1.00 mi17675-796396-696396-6918396(Top 69%)6994(Top 61%)6994(Top 385%)
35K21.75 mi0.75 mi17559+1166348+486348+4815043(Top 57%)5148(Top 45%)5148(Top 283%)
23M23.00 mi1.25 mi17468+916302+466302+4616147(Top 61%)5827(Top 51%)5827(Top 321%)
24M24.00 mi1.00 mi17435+336288+146288+1416712(Top 63%)6206(Top 54%)6206(Top 342%)
40K24.85 mi0.85 mi17608-1736411-1236411-12319816(Top 74%)7951(Top 70%)7951(Top 438%)
25.2M25.20 mi0.35 mi17670-626445-346445-3419920(Top 75%)8009(Top 70%)8009(Top 441%)
Finish26.22 mi1.02 mi17760-906508-636508-6319465(Top 73%)7708(Top 67%)7708(Top 424%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 65%
×21story building
+97ft-345ft

Overall

17370

Females

6142

F45-49

6142

5K→10K

3.1 - 6.2 mi

Top 68%
×5story building
+79ft-138ft

Overall

18181

Females

6585

F45-49

6585

10K→15K

6.2 - 9.3 mi

Top 65%
×3story building
+67ft-78ft

Overall

17370

Females

6142

F45-49

6142

15K→20K

9.3 - 12.4 mi

Top 66%
×5story building
+106ft-86ft

Overall

17567

Females

6269

F45-49

6269

20K→Half

12.4 - 13.1 mi

Top 65%
×2story building
+19ft-37ft

Overall

17373

Females

6119

F45-49

6119

Half→25K

13.1 - 15.5 mi

Top 65%
×4story building
+66ft-88ft

Overall

17299

Females

6172

F45-49

6172

25K→30K

15.5 - 18.6 mi

Top 67%
×9story building
+181ft-148ft

Overall

17863

Females

6564

F45-49

6564

30K→20M

18.6 - 20.0 mi

Top 66%
×5story building
+64ft-50ft

Overall

17615

Females

6527

F45-49

6527

20M→21M

20.0 - 21.0 mi

Top 69%
×8story building
+106ft-24ft

Overall

18396

Females

6994

F45-49

6994

21M→35K

21.0 - 21.8 mi

Top 57%
×7story building
+17ft-86ft

Overall

15043

Females

5148

F45-49

5148

35K→23M

21.8 - 23.0 mi

Top 61%
×5story building
+23ft-63ft

Overall

16147

Females

5827

F45-49

5827

23M→24M

23.0 - 24.0 mi

Top 63%
×6story building
+12ft-82ft

Overall

16712

Females

6206

F45-49

6206

24M→40K

24.0 - 24.9 mi

Top 74%
×1story
+6ft-20ft

Overall

19816

Females

7951

F45-49

7951

40K→25.2M

24.9 - 25.2 mi

Top 75%
×1story
+13ft-16ft

Overall

19920

Females

8009

F45-49

8009

25.2M→Finish

25.2 - 26.2 mi

Top 73%
×2story building
+22ft-21ft

Overall

19465

Females

7708

F45-49

7708

Passing Analysis

Category:
Athletes Passed
1688
Passed By
1558
Net Change
+130
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17890
5K → 10K265374-109#17890#17999
10K → 15K31896+222#17999#17777
15K → 20K214124+90#17777#17687
20K → Half4414+30#17687#17657
Half → 25K14467+77#17657#17580
25K → 30K171197-26#17580#17606
30K → 20M8676+10#17606#17596
20M → 21M58137-79#17596#17675
21M → 35K1237+116#17675#17559
35K → 23M13241+91#17559#17468
23M → 24M7138+33#17468#17435
24M → 40K21194-173#17435#17608
40K → 25.2M1274-62#17608#17670
25.2M → Finish29119-90#17670#17760
TOTALS16881558+130
📊

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