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BOSTON MARATHON 2023

Kristina Sherry

Bib: 17444•F

CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 40%
Gender (Female)
#0 / 11423
Top 22%
Masters (Masters Women)
#0 / 6539
Top 10%
Division (F40-44)
#0 / 1878
Top 20%
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
7:23/mi
22:55
↑ 97↓ 3451.5%
10K· 6.21 mi
7:08/mi
45:05
↑ 79↓ 1380.4%
15K· 9.32 mi
7:22/mi
1:07:58
↑ 67↓ 78
20K· 12.43 mi
7:32/mi
1:31:21
↑ 106↓ 860.1%
Half· 13.11 mi
7:33/mi
1:36:30
↑ 19↓ 370.5%
25K· 15.53 mi
7:49/mi
1:55:27
↑ 66↓ 880.2%
30K· 18.64 mi
8:07/mi
2:20:41
↑ 181↓ 1480.2%
20M
8:48/mi
2:32:38
↑ 64↓ 500.2%
21M
9:48/mi
2:42:26
↑ 106↓ 241.6%
35K· 21.75 mi
8:05/mi
2:48:29
↑ 17↓ 861.7%
23M
8:10/mi
2:58:43
↑ 23↓ 630.6%
24M
7:54/mi
3:06:37
↓ 821.3%
40K· 24.85 mi
8:12/mi
3:13:38
↓ 200.3%
25.2M
8:51/mi
3:16:41
↑ 13↓ 160.2%
Finish· 26.22 mi
8:22/mi
3:25:13
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:36:30
Pace7:22 /mi
2nd Half
Distance13.11 mi
Time1:48:43
Pace8:18 /mi
📊Positive Split: 12.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:13:5022:557:2322:55
7:23
-
10K
6.21 mi11:36:0045:057:1522:10
7:08
-0:15
15K
9.32 mi11:58:531:07:587:1822:53
7:22
+0:14
20K
12.43 mi12:22:161:31:217:2123:23
7:32
+0:10
Half
13.11 mi12:27:251:36:307:225:09
7:33
+0:01
25K
15.53 mi12:46:221:55:277:2618:57
7:49
+0:16
30K
18.64 mi13:11:362:20:417:3325:14
8:07
+0:18
20M
20.00 mi13:23:332:32:387:3811:57
8:48
+0:41
21M
21.00 mi13:33:212:42:267:449:48
9:48
+1:00
35K
21.75 mi13:39:242:48:297:456:03
8:05
-1:43
23M
23.00 mi13:49:382:58:437:4610:14
8:10
+0:05
24M
24.00 mi13:57:323:06:377:477:54
7:54
-0:16
40K
24.85 mi14:04:333:13:387:477:01
8:12
+0:18
25.2M
25.20 mi14:07:363:16:417:483:03
8:51
+0:39
Finish
26.22 mi14:16:083:25:137:508:32
8:22
-0:29

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

7:08 /mi

Average Pace

7:50 /mi

Slowest Pace

9:48 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:36:30

47% of race

Time at Steady Pace

1:23:55

41% of race

Time at Slower Pace

24:48

12% of race

Average Pace: 7:50 /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 mi11:13:5022:557:2322:55
7:23
#8667
10K
6.21 mi11:36:0045:057:1522:10
7:08
#8161
15K
9.32 mi11:58:531:07:587:1822:53
7:22
#8413
20K
12.43 mi12:22:161:31:217:2123:23
7:32
#8640
Half
13.11 mi12:27:251:36:307:225:09
7:33
#8717
25K
15.53 mi12:46:221:55:277:2618:57
7:49
#9085
30K
18.64 mi13:11:362:20:417:3325:14
8:07
#9565
20M
20.00 mi13:23:332:32:387:3811:57
8:48
#9995
21M
21.00 mi13:33:212:42:267:449:48
9:48
#10496
35K
21.75 mi13:39:242:48:297:456:03
8:05
#10548
23M
23.00 mi13:49:382:58:437:4610:14
8:10
#10567
24M
24.00 mi13:57:323:06:377:477:54
7:54
#10551
40K
24.85 mi14:04:333:13:387:477:01
8:12
#10553
25.2M
25.20 mi14:07:363:16:417:483:03
8:51
#10560
Finish
26.22 mi14:16:083:25:137:508:32
8:22
#10728
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi8667126612669073(Top 34%)1479(Top 13%)1479(Top 79%)
10K6.21 mi3.10 mi8161+5061093+1731093+1737673(Top 29%)951(Top 8%)951(Top 51%)
15K9.32 mi3.11 mi8413-2521182-891182-899073(Top 34%)1479(Top 13%)1479(Top 79%)
20K12.43 mi3.11 mi8640-2271292-1101292-1109530(Top 36%)1704(Top 15%)1704(Top 91%)
Half13.11 mi0.68 mi8717-771327-351327-3510688(Top 40%)2226(Top 19%)2226(Top 119%)
25K15.53 mi2.42 mi9085-3681475-1481475-14811233(Top 42%)2609(Top 23%)2609(Top 139%)
30K18.64 mi3.11 mi9565-4801706-2311706-23111800(Top 44%)3060(Top 27%)3060(Top 163%)
20M20.00 mi1.36 mi9995-4301915-2091915-20915397(Top 58%)5207(Top 46%)5207(Top 277%)
21M21.00 mi1.00 mi10496-5012203-2882203-28817256(Top 65%)6333(Top 55%)6333(Top 337%)
35K21.75 mi0.75 mi10548-522246-432246-4312718(Top 48%)3825(Top 33%)3825(Top 204%)
23M23.00 mi1.25 mi10567-192287-412287-4111009(Top 41%)3019(Top 26%)3019(Top 161%)
24M24.00 mi1.00 mi10551+162310-232310-2310539(Top 40%)2846(Top 25%)2846(Top 152%)
40K24.85 mi0.85 mi10553-22336-262336-2611414(Top 43%)3362(Top 29%)3362(Top 179%)
25.2M25.20 mi0.35 mi10560-72351-152351-1511603(Top 44%)3499(Top 31%)3499(Top 186%)
Finish26.22 mi1.02 mi10728-1682459-1082459-10814568(Top 55%)5019(Top 44%)5019(Top 267%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 34%
×21story building
+97ft-345ft

Overall

9073

Females

1479

F40-44

1479

5K→10K

3.1 - 6.2 mi

Top 29%
×5story building
+79ft-138ft

Overall

7673

Females

951

F40-44

951

10K→15K

6.2 - 9.3 mi

Top 34%
×3story building
+67ft-78ft

Overall

9073

Females

1479

F40-44

1479

15K→20K

9.3 - 12.4 mi

Top 36%
×5story building
+106ft-86ft

Overall

9530

Females

1704

F40-44

1704

20K→Half

12.4 - 13.1 mi

Top 40%
×2story building
+19ft-37ft

Overall

10688

Females

2226

F40-44

2226

Half→25K

13.1 - 15.5 mi

Top 42%
×4story building
+66ft-88ft

Overall

11233

Females

2609

F40-44

2609

25K→30K

15.5 - 18.6 mi

Top 44%
×9story building
+181ft-148ft

Overall

11800

Females

3060

F40-44

3060

30K→20M

18.6 - 20.0 mi

Top 58%
×5story building
+64ft-50ft

Overall

15397

Females

5207

F40-44

5207

20M→21M

20.0 - 21.0 mi

Top 65%
×8story building
+106ft-24ft

Overall

17256

Females

6333

F40-44

6333

21M→35K

21.0 - 21.8 mi

Top 48%
×7story building
+17ft-86ft

Overall

12718

Females

3825

F40-44

3825

35K→23M

21.8 - 23.0 mi

Top 41%
×5story building
+23ft-63ft

Overall

11009

Females

3019

F40-44

3019

23M→24M

23.0 - 24.0 mi

Top 40%
×6story building
+12ft-82ft

Overall

10539

Females

2846

F40-44

2846

24M→40K

24.0 - 24.9 mi

Top 43%
×1story
+6ft-20ft

Overall

11414

Females

3362

F40-44

3362

40K→25.2M

24.9 - 25.2 mi

Top 44%
×1story
+13ft-16ft

Overall

11603

Females

3499

F40-44

3499

25.2M→Finish

25.2 - 26.2 mi

Top 55%
×2story building
+22ft-21ft

Overall

14568

Females

5019

F40-44

5019

Passing Analysis

Category:
Athletes Passed
1177
Passed By
3236
Net Change
-2061
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8667
5K → 10K58175+506#8667#8161
10K → 15K67319-252#8161#8413
15K → 20K79306-227#8413#8640
20K → Half986-77#8640#8717
Half → 25K32400-368#8717#9085
25K → 30K68548-480#9085#9565
30K → 20M21451-430#9565#9995
20M → 21M12511-501#9995#10496
21M → 35K3183-52#10496#10548
35K → 23M7796-19#10548#10567
23M → 24M7458+16#10567#10551
24M → 40K6668-2#10551#10553
40K → 25.2M3037-7#10553#10560
25.2M → Finish30198-168#10560#10728
TOTALS11773236-2061
📊

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