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BOSTON MARATHON 2023

Christi Dee

IN

Bib: 20452 F

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Division (F40-44)
#0 / 1878
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
8:57/mi
27:47
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
8:54/mi
55:25
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
8:58/mi
1:23:15
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
9:06/mi
1:51:30
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
9:10/mi
1:57:45
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
9:13/mi
2:20:06
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
9:26/mi
2:49:23
↑ 181↓ 1480.2%
138 ft elev
20M
9:21/mi
3:02:06
↑ 64↓ 500.2%
148 ft elev
21M
10:46/mi
3:12:52
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
8:44/mi
3:19:24
↑ 17↓ 861.7%
156 ft elev
23M
9:16/mi
3:31:00
↑ 23↓ 630.6%
116 ft elev
24M
9:21/mi
3:40:21
↓ 821.3%
34 ft elev
40K· 24.85 mi
9:48/mi
3:48:44
↓ 200.3%
20 ft elev
25.2M
10:32/mi
3:52:22
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
9:06/mi
4:01:38
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:57:45
Pace8:59 /mi
2nd Half
Distance13.11 mi
Time2:03:53
Pace9:27 /mi
📊Positive Split: 5.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:21:4727:478:5727:47
8:57
-
10K
6.21 mi11:49:2555:258:5527:38
8:54
-0:03
15K
9.32 mi12:17:151:23:158:5627:50
8:58
+0:04
20K
12.43 mi12:45:301:51:308:5828:15
9:06
+0:08
Half
13.11 mi12:51:451:57:458:596:15
9:10
+0:04
25K
15.53 mi13:14:062:20:069:0122:21
9:13
+0:03
30K
18.64 mi13:43:232:49:239:0529:17
9:26
+0:13
20M
20.00 mi13:56:063:02:069:0612:43
9:21
-0:05
21M
21.00 mi14:06:523:12:529:1110:46
10:46
+1:25
35K
21.75 mi14:13:243:19:249:106:32
8:44
-2:02
23M
23.00 mi14:25:003:31:009:1011:36
9:16
+0:32
24M
24.00 mi14:34:213:40:219:119:21
9:21
+0:05
40K
24.85 mi14:42:443:48:449:128:23
9:48
+0:27
25.2M
25.20 mi14:46:223:52:229:133:38
10:32
+0:44
Finish
26.22 mi14:55:384:01:389:139:16
9:06
-1:26

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

8:44 /mi

Average Pace

9:13 /mi

Slowest Pace

10:46 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

34:10

14% of race

Time at Steady Pace

3:04:41

76% of race

Time at Slower Pace

22:47

9% of race

Average Pace: 9:13 /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 mi11:21:4727:478:5727:47
8:57
#20193
10K
6.21 mi11:49:2555:258:5527:38
8:54
#20299
15K
9.32 mi12:17:151:23:158:5627:50
8:58
#20267
20K
12.43 mi12:45:301:51:308:5828:15
9:06
#20219
Half
13.11 mi12:51:451:57:458:596:15
9:10
#20285
25K
15.53 mi13:14:062:20:069:0122:21
9:13
#20207
30K
18.64 mi13:43:232:49:239:0529:17
9:26
#19990
20M
20.00 mi13:56:063:02:069:0612:43
9:21
#19840
21M
21.00 mi14:06:523:12:529:1110:46
10:46
#19875
35K
21.75 mi14:13:243:19:249:106:32
8:44
#19760
23M
23.00 mi14:25:003:31:009:1011:36
9:16
#19627
24M
24.00 mi14:34:213:40:219:119:21
9:21
#19589
40K
24.85 mi14:42:443:48:449:128:23
9:48
#19588
25.2M
25.20 mi14:46:223:52:229:133:38
10:32
#19591
Finish
26.22 mi14:55:384:01:389:139:16
9:06
#19558
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi20193793579352031478517851
10K6.21 mi3.10 mi20299-1067917+187917+182040879297929
15K9.32 mi3.11 mi20267+327889+287889+282031478517851
20K12.43 mi3.11 mi20219+487844+457844+452011477347734
Half13.11 mi0.68 mi20285-667875-317875-312103782618261
25K15.53 mi2.42 mi20207+787823+527823+521992376477647
30K18.64 mi3.11 mi19990+2177724+997724+991916072847284
20M20.00 mi1.36 mi19840+1507645+797645+791829069076907
21M21.00 mi1.00 mi19875-357667-227667-222030480928092
35K21.75 mi0.75 mi19760+1157611+567611+561664560856085
23M23.00 mi1.25 mi19627+1337538+737538+731738465006500
24M24.00 mi1.00 mi19589+387536+27536+21867972717271
40K24.85 mi0.85 mi19588+1753675361941577227722
25.2M25.20 mi0.35 mi19591-37550-147550-141924676417641
Finish26.22 mi1.02 mi19558+337539+117539+111845971557155

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 76%
×21story building
+97ft-345ft

Overall

20314

Females

7851

F40-44

7851

5K→10K

3.1 - 6.2 mi

Top 77%
×5story building
+79ft-138ft

Overall

20408

Females

7929

F40-44

7929

10K→15K

6.2 - 9.3 mi

Top 76%
×3story building
+67ft-78ft

Overall

20314

Females

7851

F40-44

7851

15K→20K

9.3 - 12.4 mi

Top 76%
×5story building
+106ft-86ft

Overall

20114

Females

7734

F40-44

7734

20K→Half

12.4 - 13.1 mi

Top 79%
×2story building
+19ft-37ft

Overall

21037

Females

8261

F40-44

8261

Half→25K

13.1 - 15.5 mi

Top 75%
×4story building
+66ft-88ft

Overall

19923

Females

7647

F40-44

7647

25K→30K

15.5 - 18.6 mi

Top 72%
×9story building
+181ft-148ft

Overall

19160

Females

7284

F40-44

7284

30K→20M

18.6 - 20.0 mi

Top 69%
×5story building
+64ft-50ft

Overall

18290

Females

6907

F40-44

6907

20M→21M

20.0 - 21.0 mi

Top 76%
×8story building
+106ft-24ft

Overall

20304

Females

8092

F40-44

8092

21M→35K

21.0 - 21.8 mi

Top 63%
×7story building
+17ft-86ft

Overall

16645

Females

6085

F40-44

6085

35K→23M

21.8 - 23.0 mi

Top 65%
×5story building
+23ft-63ft

Overall

17384

Females

6500

F40-44

6500

23M→24M

23.0 - 24.0 mi

Top 70%
×6story building
+12ft-82ft

Overall

18679

Females

7271

F40-44

7271

24M→40K

24.0 - 24.9 mi

Top 73%
×1story
+6ft-20ft

Overall

19415

Females

7722

F40-44

7722

40K→25.2M

24.9 - 25.2 mi

Top 72%
×1story
+13ft-16ft

Overall

19246

Females

7641

F40-44

7641

25.2M→Finish

25.2 - 26.2 mi

Top 69%
×2story building
+22ft-21ft

Overall

18459

Females

7155

F40-44

7155

Passing Analysis

Category:
Athletes Passed
1781
Passed By
1146
Net Change
+635
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20193
5K → 10K251357-106#20193#20299
10K → 15K196164+32#20299#20267
15K → 20K191143+48#20267#20219
20K → Half1278-66#20219#20285
Half → 25K16486+78#20285#20207
25K → 30K26750+217#20207#19990
30K → 20M16818+150#19990#19840
20M → 21M69104-35#19840#19875
21M → 35K1227+115#19875#19760
35K → 23M14714+133#19760#19627
23M → 24M7335+38#19627#19589
24M → 40K3938+1#19589#19588
40K → 25.2M2427-3#19588#19591
25.2M → Finish5825+33#19591#19558
TOTALS17811146+635

Passing Charts

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