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BOSTON MARATHON 2023

Terri Stone

Bib: 20718•F

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0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Top 49%
Masters (Masters Women)
#0 / 6539
Top 38%
Division (F50-54)
#0 / 1207
Top 31%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:42
Rank: #13665
Start → 5K
24:42 | 7:57/mi
10K· 6.21 mi
49:58
Rank: #14690 (-1025)
5K → 10K
25:16 | 8:08/mi
15K· 9.32 mi
1:15:26
Rank: #15082 (-392)
10K → 15K
25:28 | 8:12/mi
20K· 12.43 mi
1:41:08
Rank: #15163 (-81)
15K → 20K
25:42 | 8:16/mi
Half· 13.11 mi
1:46:40
Rank: #15155 (+8)
20K → Half
5:32 | 8:07/mi
25K· 15.53 mi
2:07:55
Rank: #15580 (-425)
Half → 25K
21:15 | 8:46/mi
30K· 18.64 mi
2:35:08
Rank: #15626 (-46)
25K → 30K
27:13 | 8:46/mi
20M
2:47:11
Rank: #15615 (+11)
30K → 20M
12:03 | 8:52/mi
21M
2:57:08
Rank: #15763 (-148)
20M → 21M
9:57 | 9:57/mi
35K· 21.75 mi
3:03:32
Rank: #15743 (+20)
21M → 35K
6:24 | 8:33/mi
23M
3:14:31
Rank: #15664 (+79)
35K → 23M
10:59 | 8:46/mi
24M
3:23:19
Rank: #15678 (-14)
23M → 24M
8:48 | 8:48/mi
40K· 24.85 mi
3:32:48
Rank: #16143 (-465)
24M → 40K
9:29 | 11:05/mi
25.2M
3:36:04
Rank: #16136 (+7)
40K → 25.2M
3:16 | 9:28/mi
Finish· 26.22 mi
3:44:54
Rank: #16153 (-17)
25.2M → Finish
8:50 | 8:40/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:46:40
Pace8:08 /mi
2nd Half
Distance13.11 mi
Time1:58:14
Pace9:01 /mi
📊Positive Split: 10.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:17:2124:427:5724:42
7:57
-
10K
6.21 mi11:42:3749:588:0225:16
8:08
+0:11
15K
9.32 mi12:08:051:15:268:0625:28
8:12
+0:04
20K
12.43 mi12:33:471:41:088:0825:42
8:16
+0:04
Half
13.11 mi12:39:191:46:408:085:32
8:07
-0:09
25K
15.53 mi13:00:342:07:558:1421:15
8:46
+0:39
30K
18.64 mi13:27:472:35:088:1927:13
8:46
0:00
20M
20.00 mi13:39:502:47:118:2212:03
8:52
+0:06
21M
21.00 mi13:49:472:57:088:269:57
9:57
+1:05
35K
21.75 mi13:56:113:03:328:266:24
8:33
-1:24
23M
23.00 mi14:07:103:14:318:2710:59
8:46
+0:13
24M
24.00 mi14:15:583:23:198:288:48
8:48
+0:02
40K
24.85 mi14:25:273:32:488:349:29
11:05
+2:17
25.2M
25.20 mi14:28:433:36:048:343:16
9:28
-1:37
Finish
26.22 mi14:37:333:44:548:358:50
8:40
-0:48

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

7:57 /mi

Average Pace

8:35 /mi

Slowest Pace

11:05 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:46:40

47% of race

Time at Steady Pace

1:35:32

42% of race

Time at Slower Pace

22:42

10% of race

Average Pace: 8:35 /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 mi11:17:2124:427:5724:42
7:57
#13665
10K
6.21 mi11:42:3749:588:0225:16
8:08
#14690
15K
9.32 mi12:08:051:15:268:0625:28
8:12
#15082
20K
12.43 mi12:33:471:41:088:0825:42
8:16
#15163
Half
13.11 mi12:39:191:46:408:085:32
8:07
#15155
25K
15.53 mi13:00:342:07:558:1421:15
8:46
#15580
30K
18.64 mi13:27:472:35:088:1927:13
8:46
#15626
20M
20.00 mi13:39:502:47:118:2212:03
8:52
#15615
21M
21.00 mi13:49:472:57:088:269:57
9:57
#15763
35K
21.75 mi13:56:113:03:328:266:24
8:33
#15743
23M
23.00 mi14:07:103:14:318:2710:59
8:46
#15664
24M
24.00 mi14:15:583:23:198:288:48
8:48
#15678
40K
24.85 mi14:25:273:32:488:349:29
11:05
#16143
25.2M
25.20 mi14:28:433:36:048:343:16
9:28
#16136
Finish
26.22 mi14:37:333:44:548:358:50
8:40
#16153
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi136653828382815857(Top 60%)5203(Top 46%)5203(Top 431%)
10K6.21 mi3.10 mi14690-10254461-6334461-63315776(Top 59%)5131(Top 45%)5131(Top 425%)
15K9.32 mi3.11 mi15082-3924716-2554716-25515857(Top 60%)5203(Top 46%)5203(Top 431%)
20K12.43 mi3.11 mi15163-814787-714787-7115443(Top 58%)4995(Top 44%)4995(Top 414%)
Half13.11 mi0.68 mi15155+84777+104777+1015276(Top 57%)4861(Top 43%)4861(Top 403%)
25K15.53 mi2.42 mi15580-4255082-3055082-30517752(Top 67%)6426(Top 56%)6426(Top 532%)
30K18.64 mi3.11 mi15626-465138-565138-5615838(Top 59%)5410(Top 47%)5410(Top 448%)
20M20.00 mi1.36 mi15615+115161-235161-2315837(Top 59%)5473(Top 48%)5473(Top 453%)
21M21.00 mi1.00 mi15763-1485277-1165277-11617868(Top 67%)6676(Top 58%)6676(Top 553%)
35K21.75 mi0.75 mi15743+205281-45281-415623(Top 59%)5482(Top 48%)5482(Top 454%)
23M23.00 mi1.25 mi15664+795264+175264+1714849(Top 56%)5092(Top 45%)5092(Top 422%)
24M24.00 mi1.00 mi15678-145292-285292-2816210(Top 61%)5923(Top 52%)5923(Top 491%)
40K24.85 mi0.85 mi16143-4655555-2635555-26322540(Top 85%)9412(Top 82%)9412(Top 780%)
25.2M25.20 mi0.35 mi16136+75552+35552+315124(Top 57%)5378(Top 47%)5378(Top 446%)
Finish26.22 mi1.02 mi16153-175582-305582-3016348(Top 61%)6017(Top 53%)6017(Top 499%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 60%
×21stories
+97ft-345ft

Overall

15857

Females

5203

F50-54

5203

5K→10K

3.1 - 6.2 mi

Top 59%
×5stories
+79ft-138ft

Overall

15776

Females

5131

F50-54

5131

10K→15K

6.2 - 9.3 mi

Top 60%
×3stories
+67ft-78ft

Overall

15857

Females

5203

F50-54

5203

15K→20K

9.3 - 12.4 mi

Top 58%
×5stories
+106ft-86ft

Overall

15443

Females

4995

F50-54

4995

20K→Half

12.4 - 13.1 mi

Top 57%
×2stories
+19ft-37ft

Overall

15276

Females

4861

F50-54

4861

Half→25K

13.1 - 15.5 mi

Top 67%
×4stories
+66ft-88ft

Overall

17752

Females

6426

F50-54

6426

25K→30K

15.5 - 18.6 mi

Top 59%
×9stories
+181ft-148ft

Overall

15838

Females

5410

F50-54

5410

30K→20M

18.6 - 20.0 mi

Top 59%
×5stories
+64ft-50ft

Overall

15837

Females

5473

F50-54

5473

20M→21M

20.0 - 21.0 mi

Top 67%
×8stories
+106ft-24ft

Overall

17868

Females

6676

F50-54

6676

21M→35K

21.0 - 21.8 mi

Top 59%
×7stories
+17ft-86ft

Overall

15623

Females

5482

F50-54

5482

35K→23M

21.8 - 23.0 mi

Top 56%
×5stories
+23ft-63ft

Overall

14849

Females

5092

F50-54

5092

23M→24M

23.0 - 24.0 mi

Top 61%
×6stories
+12ft-82ft

Overall

16210

Females

5923

F50-54

5923

24M→40K

24.0 - 24.9 mi

Top 85%
×1story
+6ft-20ft

Overall

22540

Females

9412

F50-54

9412

40K→25.2M

24.9 - 25.2 mi

Top 57%
×1story
+13ft-16ft

Overall

15124

Females

5378

F50-54

5378

25.2M→Finish

25.2 - 26.2 mi

Top 61%
×2stories
+22ft-21ft

Overall

16348

Females

6017

F50-54

6017

Passing Analysis

Category:
Athletes Passed
979
Passed By
3467
Net Change
-2488
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13665
5K → 10K381063-1025#13665#14690
10K → 15K75467-392#14690#15082
15K → 20K158239-81#15082#15163
20K → Half3931+8#15163#15155
Half → 25K48473-425#15155#15580
25K → 30K150196-46#15580#15626
30K → 20M9887+11#15626#15615
20M → 21M49197-148#15615#15763
21M → 35K5434+20#15763#15743
35K → 23M11536+79#15743#15664
23M → 24M6175-14#15664#15678
24M → 40K7472-465#15678#16143
40K → 25.2M2821+7#16143#16136
25.2M → Finish5976-17#16136#16153
TOTALS9793467-2488
📊

Passing Visuals

Category:
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🔥Passing Intensity

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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