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BOSTON MARATHON 2023

Celina Mcmichael

Bib: 26016•F

ME

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Top 48%
Division (F40-44)
#0 / 1878
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
8:39/mi
26:53
↑ 97↓ 3451.5%
10K· 6.21 mi
8:16/mi
52:35
↑ 79↓ 1380.4%
15K· 9.32 mi
8:20/mi
1:18:29
↑ 67↓ 78
20K· 12.43 mi
8:24/mi
1:44:35
↑ 106↓ 860.1%
Half· 13.11 mi
8:30/mi
1:50:23
↑ 19↓ 370.5%
25K· 15.53 mi
8:42/mi
2:11:29
↑ 66↓ 880.2%
30K· 18.64 mi
9:01/mi
2:39:29
↑ 181↓ 1480.2%
20M
9:08/mi
2:51:54
↑ 64↓ 500.2%
21M
10:10/mi
3:02:04
↑ 106↓ 241.6%
35K· 21.75 mi
9:09/mi
3:08:55
↑ 17↓ 861.7%
23M
9:13/mi
3:20:27
↑ 23↓ 630.6%
24M
9:18/mi
3:29:45
↓ 821.3%
40K· 24.85 mi
9:37/mi
3:37:58
↓ 200.3%
25.2M
10:35/mi
3:41:37
↑ 13↓ 160.2%
Finish· 26.22 mi
8:59/mi
3:50:46
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:50:23
Pace8:25 /mi
2nd Half
Distance13.11 mi
Time2:00:23
Pace9:11 /mi
📊Positive Split: 9.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:47:5526:538:3926:53
8:39
-
10K
6.21 mi12:13:3752:358:2825:42
8:16
-0:23
15K
9.32 mi12:39:311:18:298:2525:54
8:20
+0:04
20K
12.43 mi13:05:371:44:358:2526:06
8:24
+0:04
Half
13.11 mi13:11:251:50:238:255:48
8:30
+0:06
25K
15.53 mi13:32:312:11:298:2821:06
8:42
+0:12
30K
18.64 mi14:00:312:39:298:3328:00
9:01
+0:19
20M
20.00 mi14:12:562:51:548:3612:25
9:08
+0:07
21M
21.00 mi14:23:063:02:048:4010:10
10:10
+1:02
35K
21.75 mi14:29:573:08:558:416:51
9:09
-1:01
23M
23.00 mi14:41:293:20:278:4311:32
9:13
+0:04
24M
24.00 mi14:50:473:29:458:449:18
9:18
+0:05
40K
24.85 mi14:59:003:37:588:468:13
9:37
+0:19
25.2M
25.20 mi15:02:393:41:378:483:39
10:35
+0:58
Finish
26.22 mi15:11:483:50:468:489:09
8:59
-1:36

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

8:16 /mi

Average Pace

8:48 /mi

Slowest Pace

10:35 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:50:23

48% of race

Time at Steady Pace

1:38:21

43% of race

Time at Slower Pace

22:02

10% of race

Average Pace: 8:48 /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 mi11:47:5526:538:3926:53
8:39
#18592
10K
6.21 mi12:13:3752:358:2825:42
8:16
#17664
15K
9.32 mi12:39:311:18:298:2525:54
8:20
#17332
20K
12.43 mi13:05:371:44:358:2526:06
8:24
#17049
Half
13.11 mi13:11:251:50:238:255:48
8:30
#17086
25K
15.53 mi13:32:312:11:298:2821:06
8:42
#17115
30K
18.64 mi14:00:312:39:298:3328:00
9:01
#17091
20M
20.00 mi14:12:562:51:548:3612:25
9:08
#17097
21M
21.00 mi14:23:063:02:048:4010:10
10:10
#17205
35K
21.75 mi14:29:573:08:558:416:51
9:09
#17261
23M
23.00 mi14:41:293:20:278:4311:32
9:13
#17262
24M
24.00 mi14:50:473:29:458:449:18
9:18
#17348
40K
24.85 mi14:59:003:37:588:468:13
9:37
#17421
25.2M
25.20 mi15:02:393:41:378:483:39
10:35
#17475
Finish
26.22 mi15:11:483:50:468:489:09
8:59
#17513
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi185926928692816778(Top 63%)5779(Top 51%)5779(Top 308%)
10K6.21 mi3.10 mi17664+9286322+6066322+60616745(Top 63%)5717(Top 50%)5717(Top 304%)
15K9.32 mi3.11 mi17332+3326116+2066116+20616778(Top 63%)5779(Top 51%)5779(Top 308%)
20K12.43 mi3.11 mi17049+2835958+1585958+15816264(Top 61%)5509(Top 48%)5509(Top 293%)
Half13.11 mi0.68 mi17086-375984-265984-2617755(Top 67%)6333(Top 55%)6333(Top 337%)
25K15.53 mi2.42 mi17115-296012-286012-2817397(Top 65%)6223(Top 54%)6223(Top 331%)
30K18.64 mi3.11 mi17091+246020-86020-817253(Top 65%)6217(Top 54%)6217(Top 331%)
20M20.00 mi1.36 mi17097-66028-86028-817263(Top 65%)6314(Top 55%)6314(Top 336%)
21M21.00 mi1.00 mi17205-1086117-896117-8918613(Top 70%)7116(Top 62%)7116(Top 379%)
35K21.75 mi0.75 mi17261-566157-406157-4018576(Top 70%)7145(Top 63%)7145(Top 380%)
23M23.00 mi1.25 mi17262-16177-206177-2017132(Top 64%)6361(Top 56%)6361(Top 339%)
24M24.00 mi1.00 mi17348-866238-616238-6118462(Top 69%)7139(Top 62%)7139(Top 380%)
40K24.85 mi0.85 mi17421-736293-556293-5518730(Top 70%)7339(Top 64%)7339(Top 391%)
25.2M25.20 mi0.35 mi17475-546339-466339-4619367(Top 73%)7701(Top 67%)7701(Top 410%)
Finish26.22 mi1.02 mi17513-386371-326371-3217892(Top 67%)6854(Top 60%)6854(Top 365%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 63%
×21story building
+97ft-345ft

Overall

16778

Females

5779

F40-44

5779

5K→10K

3.1 - 6.2 mi

Top 63%
×5story building
+79ft-138ft

Overall

16745

Females

5717

F40-44

5717

10K→15K

6.2 - 9.3 mi

Top 63%
×3story building
+67ft-78ft

Overall

16778

Females

5779

F40-44

5779

15K→20K

9.3 - 12.4 mi

Top 61%
×5story building
+106ft-86ft

Overall

16264

Females

5509

F40-44

5509

20K→Half

12.4 - 13.1 mi

Top 67%
×2story building
+19ft-37ft

Overall

17755

Females

6333

F40-44

6333

Half→25K

13.1 - 15.5 mi

Top 65%
×4story building
+66ft-88ft

Overall

17397

Females

6223

F40-44

6223

25K→30K

15.5 - 18.6 mi

Top 65%
×9story building
+181ft-148ft

Overall

17253

Females

6217

F40-44

6217

30K→20M

18.6 - 20.0 mi

Top 65%
×5story building
+64ft-50ft

Overall

17263

Females

6314

F40-44

6314

20M→21M

20.0 - 21.0 mi

Top 70%
×8story building
+106ft-24ft

Overall

18613

Females

7116

F40-44

7116

21M→35K

21.0 - 21.8 mi

Top 70%
×7story building
+17ft-86ft

Overall

18576

Females

7145

F40-44

7145

35K→23M

21.8 - 23.0 mi

Top 64%
×5story building
+23ft-63ft

Overall

17132

Females

6361

F40-44

6361

23M→24M

23.0 - 24.0 mi

Top 69%
×6story building
+12ft-82ft

Overall

18462

Females

7139

F40-44

7139

24M→40K

24.0 - 24.9 mi

Top 70%
×1story
+6ft-20ft

Overall

18730

Females

7339

F40-44

7339

40K→25.2M

24.9 - 25.2 mi

Top 73%
×1story
+13ft-16ft

Overall

19367

Females

7701

F40-44

7701

25.2M→Finish

25.2 - 26.2 mi

Top 67%
×2story building
+22ft-21ft

Overall

17892

Females

6854

F40-44

6854

Passing Analysis

Category:
Athletes Passed
2448
Passed By
1369
Net Change
+1079
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18592
5K → 10K102496+928#18592#17664
10K → 15K40472+332#17664#17332
15K → 20K33148+283#17332#17049
20K → Half1956-37#17049#17086
Half → 25K109138-29#17086#17115
25K → 30K186162+24#17115#17091
30K → 20M7278-6#17091#17097
20M → 21M57165-108#17097#17205
21M → 35K2985-56#17205#17261
35K → 23M7778-1#17261#17262
23M → 24M42128-86#17262#17348
24M → 40K35108-73#17348#17421
40K → 25.2M1670-54#17421#17475
25.2M → Finish4785-38#17475#17513
TOTALS24481369+1079
📊

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