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BOSTON MARATHON 2023

Jennifer Monti

Bib: 27455•F

ME

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

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
8:10/mi
25:22
↑ 97↓ 3451.5%
10K· 6.21 mi
8:11/mi
50:47
↑ 79↓ 1380.4%
15K· 9.32 mi
8:29/mi
1:17:07
↑ 67↓ 78
20K· 12.43 mi
8:56/mi
1:44:51
↑ 106↓ 860.1%
Half· 13.11 mi
9:02/mi
1:51:01
↑ 19↓ 370.5%
25K· 15.53 mi
9:48/mi
2:14:47
↑ 66↓ 880.2%
30K· 18.64 mi
10:32/mi
2:47:30
↑ 181↓ 1480.2%
20M
11:16/mi
3:02:49
↑ 64↓ 500.2%
21M
12:56/mi
3:15:45
↑ 106↓ 241.6%
35K· 21.75 mi
11:34/mi
3:24:24
↑ 17↓ 861.7%
23M
11:56/mi
3:39:20
↑ 23↓ 630.6%
24M
13:02/mi
3:52:22
↓ 821.3%
40K· 24.85 mi
11:59/mi
4:02:37
↓ 200.3%
25.2M
11:50/mi
4:06:42
↑ 13↓ 160.2%
Finish· 26.22 mi
10:21/mi
4:17:15
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:51:01
Pace8:28 /mi
2nd Half
Distance13.11 mi
Time2:26:14
Pace11:09 /mi
📊Positive Split: 31.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:42:3125:228:1025:22
8:10
-
10K
6.21 mi12:07:5650:478:1025:25
8:11
+0:01
15K
9.32 mi12:34:161:17:078:1626:20
8:29
+0:18
20K
12.43 mi13:02:001:44:518:2627:44
8:56
+0:27
Half
13.11 mi13:08:101:51:018:286:10
9:02
+0:06
25K
15.53 mi13:31:562:14:478:4123:46
9:48
+0:46
30K
18.64 mi14:04:392:47:308:5932:43
10:32
+0:44
20M
20.00 mi14:19:583:02:499:0815:19
11:16
+0:44
21M
21.00 mi14:32:543:15:459:1912:56
12:56
+1:40
35K
21.75 mi14:41:333:24:249:248:39
11:34
-1:22
23M
23.00 mi14:56:293:39:209:3214:56
11:56
+0:22
24M
24.00 mi15:09:313:52:229:4113:02
13:02
+1:06
40K
24.85 mi15:19:464:02:379:4610:15
11:59
-1:03
25.2M
25.20 mi15:23:514:06:429:474:05
11:50
-0:09
Finish
26.22 mi15:34:244:17:159:4910:33
10:21
-1:29

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

8:10 /mi

Average Pace

9:49 /mi

Slowest Pace

13:02 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:51:01

43% of race

Time at Steady Pace

1:22:21

32% of race

Time at Slower Pace

1:03:53

25% of race

Average Pace: 9:49 /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 mi11:42:3125:228:1025:22
8:10
#15210
10K
6.21 mi12:07:5650:478:1025:25
8:11
#15641
15K
9.32 mi12:34:161:17:078:1626:20
8:29
#16329
20K
12.43 mi13:02:001:44:518:2627:44
8:56
#17180
Half
13.11 mi13:08:101:51:018:286:10
9:02
#17370
25K
15.53 mi13:31:562:14:478:4123:46
9:48
#18441
30K
18.64 mi14:04:392:47:308:5932:43
10:32
#19533
20M
20.00 mi14:19:583:02:499:0815:19
11:16
#20001
21M
21.00 mi14:32:543:15:459:1912:56
12:56
#20420
35K
21.75 mi14:41:333:24:249:248:39
11:34
#20629
23M
23.00 mi14:56:293:39:209:3214:56
11:56
#20906
24M
24.00 mi15:09:313:52:229:4113:02
13:02
#21313
40K
24.85 mi15:19:464:02:379:4610:15
11:59
#21481
25.2M
25.20 mi15:23:514:06:429:474:05
11:50
#21500
Finish
26.22 mi15:34:244:17:159:4910:33
10:21
#21549
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi152104782478217659(Top 66%)6314(Top 55%)6314(Top 336%)
10K6.21 mi3.10 mi15641-4315061-2795061-27916133(Top 61%)5358(Top 47%)5358(Top 285%)
15K9.32 mi3.11 mi16329-6885487-4265487-42617659(Top 66%)6314(Top 55%)6314(Top 336%)
20K12.43 mi3.11 mi17180-8516033-5466033-54619361(Top 73%)7305(Top 64%)7305(Top 389%)
Half13.11 mi0.68 mi17370-1906144-1116144-11120639(Top 78%)8052(Top 70%)8052(Top 429%)
25K15.53 mi2.42 mi18441-10716795-6516795-65121748(Top 82%)8702(Top 76%)8702(Top 463%)
30K18.64 mi3.11 mi19533-10927446-6517446-65122268(Top 84%)9054(Top 79%)9054(Top 482%)
20M20.00 mi1.36 mi20001-4687745-2997745-29923138(Top 87%)9589(Top 84%)9589(Top 511%)
21M21.00 mi1.00 mi20420-4197985-2407985-24024008(Top 90%)10090(Top 88%)10090(Top 537%)
35K21.75 mi0.75 mi20629-2098107-1228107-12224191(Top 91%)10220(Top 89%)10220(Top 544%)
23M23.00 mi1.25 mi20906-2778281-1748281-17423893(Top 90%)10059(Top 88%)10059(Top 536%)
24M24.00 mi1.00 mi21313-4078517-2368517-23625494(Top 96%)10924(Top 96%)10924(Top 582%)
40K24.85 mi0.85 mi21481-1688615-988615-9823882(Top 90%)10121(Top 89%)10121(Top 539%)
25.2M25.20 mi0.35 mi21500-198631-168631-1622227(Top 83%)9247(Top 81%)9247(Top 492%)
Finish26.22 mi1.02 mi21549-498666-358666-3522698(Top 85%)9500(Top 83%)9500(Top 506%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 66%
×21story building
+97ft-345ft

Overall

17659

Females

6314

F40-44

6314

5K→10K

3.1 - 6.2 mi

Top 61%
×5story building
+79ft-138ft

Overall

16133

Females

5358

F40-44

5358

10K→15K

6.2 - 9.3 mi

Top 66%
×3story building
+67ft-78ft

Overall

17659

Females

6314

F40-44

6314

15K→20K

9.3 - 12.4 mi

Top 73%
×5story building
+106ft-86ft

Overall

19361

Females

7305

F40-44

7305

20K→Half

12.4 - 13.1 mi

Top 78%
×2story building
+19ft-37ft

Overall

20639

Females

8052

F40-44

8052

Half→25K

13.1 - 15.5 mi

Top 82%
×4story building
+66ft-88ft

Overall

21748

Females

8702

F40-44

8702

25K→30K

15.5 - 18.6 mi

Top 84%
×9story building
+181ft-148ft

Overall

22268

Females

9054

F40-44

9054

30K→20M

18.6 - 20.0 mi

Top 87%
×5story building
+64ft-50ft

Overall

23138

Females

9589

F40-44

9589

20M→21M

20.0 - 21.0 mi

Top 90%
×8story building
+106ft-24ft

Overall

24008

Females

10090

F40-44

10090

21M→35K

21.0 - 21.8 mi

Top 91%
×7story building
+17ft-86ft

Overall

24191

Females

10220

F40-44

10220

35K→23M

21.8 - 23.0 mi

Top 90%
×5story building
+23ft-63ft

Overall

23893

Females

10059

F40-44

10059

23M→24M

23.0 - 24.0 mi

Top 96%
×6story building
+12ft-82ft

Overall

25494

Females

10924

F40-44

10924

24M→40K

24.0 - 24.9 mi

Top 90%
×1story
+6ft-20ft

Overall

23882

Females

10121

F40-44

10121

40K→25.2M

24.9 - 25.2 mi

Top 83%
×1story
+13ft-16ft

Overall

22227

Females

9247

F40-44

9247

25.2M→Finish

25.2 - 26.2 mi

Top 85%
×2story building
+22ft-21ft

Overall

22698

Females

9500

F40-44

9500

Passing Analysis

Category:
Athletes Passed
362
Passed By
6701
Net Change
-6339
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15210
5K → 10K137568-431#15210#15641
10K → 15K39727-688#15641#16329
15K → 20K37888-851#16329#17180
20K → Half4194-190#17180#17370
Half → 25K111082-1071#17370#18441
25K → 30K181110-1092#18441#19533
30K → 20M20488-468#19533#20001
20M → 21M5424-419#20001#20420
21M → 35K14223-209#20420#20629
35K → 23M23300-277#20629#20906
23M → 24M5412-407#20906#21313
24M → 40K9177-168#21313#21481
40K → 25.2M1332-19#21481#21500
25.2M → Finish2776-49#21500#21549
TOTALS3626701-6339
📊

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