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BOSTON MARATHON 2023

Grace Plassche

Bib: 17352•F

NY

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 23%
Gender (Female)
#0 / 11423
Top 6%
Division (F18-39)
#0 / 4884
Top 11%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:07
Rank: #12023
Start → 5K
24:07 | 7:46/mi
10K· 6.21 mi
46:49
Rank: #10343 (+1680)
5K → 10K
22:42 | 7:18/mi
15K· 9.32 mi
1:09:01
Rank: #9221 (+1122)
10K → 15K
22:12 | 7:09/mi
20K· 12.43 mi
1:31:08
Rank: #8501 (+720)
15K → 20K
22:07 | 7:07/mi
Half· 13.11 mi
1:35:57
Rank: #8399 (+102)
20K → Half
4:49 | 7:04/mi
25K· 15.53 mi
1:53:12
Rank: #7978 (+421)
Half → 25K
17:15 | 7:07/mi
30K· 18.64 mi
2:15:14
Rank: #7326 (+652)
25K → 30K
22:02 | 7:06/mi
20M
2:25:08
Rank: #7157 (+169)
30K → 20M
9:54 | 7:17/mi
21M
2:32:25
Rank: #6917 (+240)
20M → 21M
7:17 | 7:17/mi
35K· 21.75 mi
2:37:40
Rank: #6844 (+73)
21M → 35K
5:15 | 7:01/mi
23M
2:46:43
Rank: #6689 (+155)
35K → 23M
9:03 | 7:14/mi
24M
2:53:40
Rank: #6563 (+126)
23M → 24M
6:57 | 6:57/mi
40K· 24.85 mi
2:59:39
Rank: #6402 (+161)
24M → 40K
5:59 | 7:00/mi
25.2M
3:02:12
Rank: #6342 (+60)
40K → 25.2M
2:33 | 7:24/mi
Finish· 26.22 mi
3:08:43
Rank: #6119 (+223)
25.2M → Finish
6:31 | 6:24/mi

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:35:57
Pace7:19 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:32:46
Pace7:05 /mi
📊Negative Split: 3.3% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:17:0724:077:4624:07
7:46
-
10K
6.21 mi11:39:4946:497:3222:42
7:18
-0:28
15K
9.32 mi12:02:011:09:017:2422:12
7:09
-0:09
20K
12.43 mi12:24:081:31:087:2022:07
7:07
-0:02
Half
13.11 mi12:28:571:35:577:194:49
7:04
-0:03
25K
15.53 mi12:46:121:53:127:1717:15
7:07
+0:03
30K
18.64 mi13:08:142:15:147:1522:02
7:06
-0:01
20M
20.00 mi13:18:082:25:087:159:54
7:17
+0:11
21M
21.00 mi13:25:252:32:257:157:17
7:17
0:00
35K
21.75 mi13:30:402:37:407:155:15
7:01
-0:16
23M
23.00 mi13:39:432:46:437:159:03
7:14
+0:13
24M
24.00 mi13:46:402:53:407:146:57
6:57
-0:17
40K
24.85 mi13:52:392:59:397:145:59
7:00
+0:03
25.2M
25.20 mi13:55:123:02:127:142:33
7:24
+0:24
Finish
26.22 mi14:01:433:08:437:126:31
6:24
-1:00

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

6:24 /mi

Average Pace

7:12 /mi

Slowest Pace

7:46 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

13:28

7% of race

Time at Steady Pace

1:48:42

58% of race

Time at Slower Pace

1:06:33

35% of race

Average Pace: 7:12 /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 mi11:17:0724:077:4624:07
7:46
#12023
10K
6.21 mi11:39:4946:497:3222:42
7:18
#10343
15K
9.32 mi12:02:011:09:017:2422:12
7:09
#9221
20K
12.43 mi12:24:081:31:087:2022:07
7:07
#8501
Half
13.11 mi12:28:571:35:577:194:49
7:04
#8399
25K
15.53 mi12:46:121:53:127:1717:15
7:07
#7978
30K
18.64 mi13:08:142:15:147:1522:02
7:06
#7326
20M
20.00 mi13:18:082:25:087:159:54
7:17
#7157
21M
21.00 mi13:25:252:32:257:157:17
7:17
#6917
35K
21.75 mi13:30:402:37:407:155:15
7:01
#6844
23M
23.00 mi13:39:432:46:437:159:03
7:14
#6689
24M
24.00 mi13:46:402:53:407:146:57
6:57
#6563
40K
24.85 mi13:52:392:59:397:145:59
7:00
#6402
25.2M
25.20 mi13:55:123:02:127:142:33
7:24
#6342
Finish
26.22 mi14:01:433:08:437:126:31
6:24
#6119
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi12023287928797451(Top 28%)875(Top 8%)875(Top 18%)
10K6.21 mi3.10 mi10343+16801998+8811998+8818903(Top 33%)1367(Top 12%)1367(Top 28%)
15K9.32 mi3.11 mi9221+11221507+4911507+4917451(Top 28%)875(Top 8%)875(Top 18%)
20K12.43 mi3.11 mi8501+7201235+2721235+2726654(Top 25%)695(Top 6%)695(Top 14%)
Half13.11 mi0.68 mi8399+1021200+351200+356958(Top 26%)742(Top 6%)742(Top 15%)
25K15.53 mi2.42 mi7978+4211064+1361064+1366205(Top 23%)613(Top 5%)613(Top 13%)
30K18.64 mi3.11 mi7326+652868+196868+1964904(Top 18%)389(Top 3%)389(Top 8%)
20M20.00 mi1.36 mi7157+169829+39829+395525(Top 21%)584(Top 5%)584(Top 12%)
21M21.00 mi1.00 mi6917+240776+53776+533561(Top 13%)256(Top 2%)256(Top 5%)
35K21.75 mi0.75 mi6844+73764+12764+125486(Top 21%)616(Top 5%)616(Top 13%)
23M23.00 mi1.25 mi6689+155747+17747+174958(Top 19%)522(Top 5%)522(Top 11%)
24M24.00 mi1.00 mi6563+126728+19728+194448(Top 17%)429(Top 4%)429(Top 9%)
40K24.85 mi0.85 mi6402+161696+32696+323888(Top 15%)392(Top 3%)392(Top 8%)
25.2M25.20 mi0.35 mi6342+60680+16680+163484(Top 13%)347(Top 3%)347(Top 7%)
Finish26.22 mi1.02 mi6119+223646+34646+342030(Top 8%)142(Top 1%)142(Top 3%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 28%
×21stories
+97ft-345ft

Overall

7451

Females

875

F18-39

875

5K→10K

3.1 - 6.2 mi

Top 33%
×5stories
+79ft-138ft

Overall

8903

Females

1367

F18-39

1367

10K→15K

6.2 - 9.3 mi

Top 28%
×3stories
+67ft-78ft

Overall

7451

Females

875

F18-39

875

15K→20K

9.3 - 12.4 mi

Top 25%
×5stories
+106ft-86ft

Overall

6654

Females

695

F18-39

695

20K→Half

12.4 - 13.1 mi

Top 26%
×2stories
+19ft-37ft

Overall

6958

Females

742

F18-39

742

Half→25K

13.1 - 15.5 mi

Top 23%
×4stories
+66ft-88ft

Overall

6205

Females

613

F18-39

613

25K→30K

15.5 - 18.6 mi

Top 18%
×9stories
+181ft-148ft

Overall

4904

Females

389

F18-39

389

30K→20M

18.6 - 20.0 mi

Top 21%
×5stories
+64ft-50ft

Overall

5525

Females

584

F18-39

584

20M→21M

20.0 - 21.0 mi

Top 13%
×8stories
+106ft-24ft

Overall

3561

Females

256

F18-39

256

21M→35K

21.0 - 21.8 mi

Top 21%
×7stories
+17ft-86ft

Overall

5486

Females

616

F18-39

616

35K→23M

21.8 - 23.0 mi

Top 19%
×5stories
+23ft-63ft

Overall

4958

Females

522

F18-39

522

23M→24M

23.0 - 24.0 mi

Top 17%
×6stories
+12ft-82ft

Overall

4448

Females

429

F18-39

429

24M→40K

24.0 - 24.9 mi

Top 15%
×1story
+6ft-20ft

Overall

3888

Females

392

F18-39

392

40K→25.2M

24.9 - 25.2 mi

Top 13%
×1story
+13ft-16ft

Overall

3484

Females

347

F18-39

347

25.2M→Finish

25.2 - 26.2 mi

Top 8%
×2stories
+22ft-21ft

Overall

2030

Females

142

F18-39

142

Passing Analysis

Category:
Athletes Passed
5958*
Passed By
54
Net Change
+5904
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12023
5K → 10K1697*17+1680#12023#10343
10K → 15K1125*3+1122#10343#9221
15K → 20K7222+720#9221#8501
20K → Half1042+102#8501#8399
Half → 25K4232+421#8399#7978
25K → 30K6531+652#7978#7326
30K → 20M1734+169#7326#7157
20M → 21M2400+240#7157#6917
21M → 35K796+73#6917#6844
35K → 23M1649+155#6844#6689
23M → 24M1315+126#6689#6563
24M → 40K1632+161#6563#6402
40K → 25.2M611+60#6402#6342
25.2M → Finish2230+223#6342#6119
TOTALS5958*54+5904

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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