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BOSTON MARATHON 2023

Anne Nigrelli

Bib: 22802•F

IL

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Division (F50-54)
#0 / 1207
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
27:30
Rank: #19748
Start → 5K
27:30 | 8:51/mi
10K· 6.21 mi
54:39
Rank: #19650 (+98)
5K → 10K
27:09 | 8:44/mi
15K· 9.32 mi
1:21:52
Rank: #19524 (+126)
10K → 15K
27:13 | 8:46/mi
20K· 12.43 mi
1:49:31
Rank: #19385 (+139)
15K → 20K
27:39 | 8:54/mi
Half· 13.11 mi
1:55:25
Rank: #19344 (+41)
20K → Half
5:54 | 8:39/mi
25K· 15.53 mi
2:17:00
Rank: #19199 (+145)
Half → 25K
21:35 | 8:54/mi
30K· 18.64 mi
2:45:42
Rank: #19045 (+154)
25K → 30K
28:42 | 9:14/mi
20M
2:58:22
Rank: #18965 (+80)
30K → 20M
12:40 | 9:19/mi
21M
3:08:18
Rank: #18900 (+65)
20M → 21M
9:56 | 9:56/mi
35K· 21.75 mi
3:14:50
Rank: #18805 (+95)
21M → 35K
6:32 | 8:44/mi
23M
3:26:17
Rank: #18665 (+140)
35K → 23M
11:27 | 9:09/mi
24M
3:35:17
Rank: #18597 (+68)
23M → 24M
9:00 | 9:00/mi
40K· 24.85 mi
3:43:07
Rank: #18538 (+59)
24M → 40K
7:50 | 9:10/mi
25.2M
3:46:41
Rank: #18537 (+1)
40K → 25.2M
3:34 | 10:21/mi
Finish· 26.22 mi
3:56:00
Rank: #18558 (-21)
25.2M → Finish
9:19 | 9:09/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:55:25
Pace8:48 /mi
2nd Half
Distance13.11 mi
Time2:00:35
Pace9:12 /mi
📊Positive Split: 4.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:21:4927:308:5127:30
8:51
-
10K
6.21 mi11:48:5854:398:4827:09
8:44
-0:07
15K
9.32 mi12:16:111:21:528:4727:13
8:46
+0:02
20K
12.43 mi12:43:501:49:318:4927:39
8:54
+0:08
Half
13.11 mi12:49:441:55:258:485:54
8:39
-0:15
25K
15.53 mi13:11:192:17:008:4921:35
8:54
+0:15
30K
18.64 mi13:40:012:45:428:5328:42
9:14
+0:20
20M
20.00 mi13:52:412:58:228:5512:40
9:19
+0:05
21M
21.00 mi14:02:373:08:188:589:56
9:56
+0:37
35K
21.75 mi14:09:093:14:508:586:32
8:44
-1:12
23M
23.00 mi14:20:363:26:178:5811:27
9:09
+0:25
24M
24.00 mi14:29:363:35:178:589:00
9:00
-0:09
40K
24.85 mi14:37:263:43:078:597:50
9:10
+0:10
25.2M
25.20 mi14:41:003:46:419:003:34
10:21
+1:11
Finish
26.22 mi14:50:193:56:009:009:19
9:09
-1:12

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

8:39 /mi

Average Pace

9:00 /mi

Slowest Pace

10:21 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:42:30

94% of race

Time at Steady Pace

9:56

4% of race

Time at Slower Pace

3:34

2% of race

Average Pace: 9:00 /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 mi11:21:4927:308:5127:30
8:51
#19748
10K
6.21 mi11:48:5854:398:4827:09
8:44
#19650
15K
9.32 mi12:16:111:21:528:4727:13
8:46
#19524
20K
12.43 mi12:43:501:49:318:4927:39
8:54
#19385
Half
13.11 mi12:49:441:55:258:485:54
8:39
#19344
25K
15.53 mi13:11:192:17:008:4921:35
8:54
#19199
30K
18.64 mi13:40:012:45:428:5328:42
9:14
#19045
20M
20.00 mi13:52:412:58:228:5512:40
9:19
#18965
21M
21.00 mi14:02:373:08:188:589:56
9:56
#18900
35K
21.75 mi14:09:093:14:508:586:32
8:44
#18805
23M
23.00 mi14:20:363:26:178:5811:27
9:09
#18665
24M
24.00 mi14:29:363:35:178:589:00
9:00
#18597
40K
24.85 mi14:37:263:43:078:597:50
9:10
#18538
25.2M
25.20 mi14:41:003:46:419:003:34
10:21
#18537
Finish
26.22 mi14:50:193:56:009:009:19
9:09
#18558
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi197487662766219304(Top 73%)7270(Top 64%)7270(Top 602%)
10K6.21 mi3.10 mi19650+987562+1007562+10019635(Top 74%)7470(Top 65%)7470(Top 619%)
15K9.32 mi3.11 mi19524+1267461+1017461+10119304(Top 73%)7270(Top 64%)7270(Top 602%)
20K12.43 mi3.11 mi19385+1397363+987363+9819211(Top 72%)7217(Top 63%)7217(Top 598%)
Half13.11 mi0.68 mi19344+417331+327331+3218667(Top 70%)6881(Top 60%)6881(Top 570%)
25K15.53 mi2.42 mi19199+1457239+927239+9218475(Top 69%)6832(Top 60%)6832(Top 566%)
30K18.64 mi3.11 mi19045+1547162+777162+7718347(Top 69%)6837(Top 60%)6837(Top 566%)
20M20.00 mi1.36 mi18965+807141+217141+2118121(Top 68%)6807(Top 60%)6807(Top 564%)
21M21.00 mi1.00 mi18900+657106+357106+3517808(Top 67%)6647(Top 58%)6647(Top 551%)
35K21.75 mi0.75 mi18805+957058+487058+4816640(Top 63%)6080(Top 53%)6080(Top 504%)
23M23.00 mi1.25 mi18665+1406994+646994+6416797(Top 63%)6189(Top 54%)6189(Top 513%)
24M24.00 mi1.00 mi18597+686963+316963+3117263(Top 65%)6501(Top 57%)6501(Top 539%)
40K24.85 mi0.85 mi18538+596940+236940+2316955(Top 64%)6379(Top 56%)6379(Top 529%)
25.2M25.20 mi0.35 mi18537+16948-86948-818640(Top 70%)7302(Top 64%)7302(Top 605%)
Finish26.22 mi1.02 mi18558-216971-236971-2318671(Top 70%)7264(Top 64%)7264(Top 602%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 73%
×21stories
+97ft-345ft

Overall

19304

Females

7270

F50-54

7270

5K→10K

3.1 - 6.2 mi

Top 74%
×5stories
+79ft-138ft

Overall

19635

Females

7470

F50-54

7470

10K→15K

6.2 - 9.3 mi

Top 73%
×3stories
+67ft-78ft

Overall

19304

Females

7270

F50-54

7270

15K→20K

9.3 - 12.4 mi

Top 72%
×5stories
+106ft-86ft

Overall

19211

Females

7217

F50-54

7217

20K→Half

12.4 - 13.1 mi

Top 70%
×2stories
+19ft-37ft

Overall

18667

Females

6881

F50-54

6881

Half→25K

13.1 - 15.5 mi

Top 69%
×4stories
+66ft-88ft

Overall

18475

Females

6832

F50-54

6832

25K→30K

15.5 - 18.6 mi

Top 69%
×9stories
+181ft-148ft

Overall

18347

Females

6837

F50-54

6837

30K→20M

18.6 - 20.0 mi

Top 68%
×5stories
+64ft-50ft

Overall

18121

Females

6807

F50-54

6807

20M→21M

20.0 - 21.0 mi

Top 67%
×8stories
+106ft-24ft

Overall

17808

Females

6647

F50-54

6647

21M→35K

21.0 - 21.8 mi

Top 63%
×7stories
+17ft-86ft

Overall

16640

Females

6080

F50-54

6080

35K→23M

21.8 - 23.0 mi

Top 63%
×5stories
+23ft-63ft

Overall

16797

Females

6189

F50-54

6189

23M→24M

23.0 - 24.0 mi

Top 65%
×6stories
+12ft-82ft

Overall

17263

Females

6501

F50-54

6501

24M→40K

24.0 - 24.9 mi

Top 64%
×1story
+6ft-20ft

Overall

16955

Females

6379

F50-54

6379

40K→25.2M

24.9 - 25.2 mi

Top 70%
×1story
+13ft-16ft

Overall

18640

Females

7302

F50-54

7302

25.2M→Finish

25.2 - 26.2 mi

Top 70%
×2stories
+22ft-21ft

Overall

18671

Females

7264

F50-54

7264

Passing Analysis

Category:
Athletes Passed
2084
Passed By
894
Net Change
+1190
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19748
5K → 10K361263+98#19748#19650
10K → 15K254128+126#19650#19524
15K → 20K22485+139#19524#19385
20K → Half5312+41#19385#19344
Half → 25K20257+145#19344#19199
25K → 30K24692+154#19199#19045
30K → 20M11939+80#19045#18965
20M → 21M11449+65#18965#18900
21M → 35K10611+95#18900#18805
35K → 23M15818+140#18805#18665
23M → 24M9325+68#18665#18597
24M → 40K7819+59#18597#18538
40K → 25.2M2524+1#18538#18537
25.2M → Finish5172-21#18537#18558
TOTALS2084894+1190
📊

Passing Visuals

Category:

📈Position Graph

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🎨Heatmap Timeline

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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