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BOSTON MARATHON 2023

Martina Olcheski

Bib: 13387•F

0:00
0:00
/ mi
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Top 34%
Division (F18-39)
#0 / 4884
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:49
Rank: #13936
Start → 5K
24:49 | 7:59/mi
10K· 6.21 mi
48:55
Rank: #13371 (+565)
5K → 10K
24:06 | 7:45/mi
15K· 9.32 mi
1:13:11
Rank: #13158 (+213)
10K → 15K
24:16 | 7:49/mi
20K· 12.43 mi
1:38:32
Rank: #13533 (-375)
15K → 20K
25:21 | 8:10/mi
Half· 13.11 mi
1:44:03
Rank: #13614 (-81)
20K → Half
5:31 | 8:05/mi
25K· 15.53 mi
2:03:50
Rank: #13655 (-41)
Half → 25K
19:47 | 8:10/mi
30K· 18.64 mi
2:30:01
Rank: #13661 (-6)
25K → 30K
26:11 | 8:26/mi
20M
2:41:40
Rank: #13689 (-28)
30K → 20M
11:39 | 8:34/mi
21M
2:50:24
Rank: #13560 (+129)
20M → 21M
8:44 | 8:44/mi
35K· 21.75 mi
2:56:35
Rank: #13565 (-5)
21M → 35K
6:11 | 8:16/mi
23M
3:07:22
Rank: #13560 (+5)
35K → 23M
10:47 | 8:37/mi
24M
3:15:45
Rank: #13545 (+15)
23M → 24M
8:23 | 8:23/mi
40K· 24.85 mi
3:22:59
Rank: #13513 (+32)
24M → 40K
7:14 | 8:28/mi
25.2M
3:26:00
Rank: #13448 (+65)
40K → 25.2M
3:01 | 8:45/mi
Finish· 26.22 mi
3:33:57
Rank: #13325 (+123)
25.2M → Finish
7:57 | 7:48/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:44:03
Pace7:56 /mi
2nd Half
Distance13.11 mi
Time1:49:54
Pace8:23 /mi
📊Positive Split: 5.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:53:2724:497:5924:49
7:59
-
10K
6.21 mi11:17:3348:557:5224:06
7:45
-0:14
15K
9.32 mi11:41:491:13:117:5124:16
7:49
+0:04
20K
12.43 mi12:07:101:38:327:5625:21
8:10
+0:21
Half
13.11 mi12:12:411:44:037:565:31
8:05
-0:05
25K
15.53 mi12:32:282:03:507:5819:47
8:10
+0:05
30K
18.64 mi12:58:392:30:018:0326:11
8:26
+0:16
20M
20.00 mi13:10:182:41:408:0511:39
8:34
+0:08
21M
21.00 mi13:19:022:50:248:078:44
8:44
+0:10
35K
21.75 mi13:25:132:56:358:076:11
8:16
-0:28
23M
23.00 mi13:36:003:07:228:0910:47
8:37
+0:21
24M
24.00 mi13:44:233:15:458:098:23
8:23
-0:14
40K
24.85 mi13:51:373:22:598:107:14
8:28
+0:05
25.2M
25.20 mi13:54:383:26:008:103:01
8:45
+0:17
Finish
26.22 mi14:02:353:33:578:107:57
7:48
-0:57

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

7:45 /mi

Average Pace

8:10 /mi

Slowest Pace

8:45 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:59:46

84% of race

Time at Steady Pace

34:11

16% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:10 /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 mi10:53:2724:497:5924:49
7:59
#13936
10K
6.21 mi11:17:3348:557:5224:06
7:45
#13371
15K
9.32 mi11:41:491:13:117:5124:16
7:49
#13158
20K
12.43 mi12:07:101:38:327:5625:21
8:10
#13533
Half
13.11 mi12:12:411:44:037:565:31
8:05
#13614
25K
15.53 mi12:32:282:03:507:5819:47
8:10
#13655
30K
18.64 mi12:58:392:30:018:0326:11
8:26
#13661
20M
20.00 mi13:10:182:41:408:0511:39
8:34
#13689
21M
21.00 mi13:19:022:50:248:078:44
8:44
#13560
35K
21.75 mi13:25:132:56:358:076:11
8:16
#13565
23M
23.00 mi13:36:003:07:228:0910:47
8:37
#13560
24M
24.00 mi13:44:233:15:458:098:23
8:23
#13545
40K
24.85 mi13:51:373:22:598:107:14
8:28
#13513
25.2M
25.20 mi13:54:383:26:008:103:01
8:45
#13448
Finish
26.22 mi14:02:353:33:578:107:57
7:48
#13325
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi139363990399012841(Top 48%)3374(Top 30%)3374(Top 69%)
10K6.21 mi3.10 mi13371+5653667+3233667+32312757(Top 48%)3290(Top 29%)3290(Top 67%)
15K9.32 mi3.11 mi13158+2133559+1083559+10812841(Top 48%)3374(Top 30%)3374(Top 69%)
20K12.43 mi3.11 mi13533-3753800-2413800-24114669(Top 55%)4502(Top 39%)4502(Top 92%)
Half13.11 mi0.68 mi13614-813853-533853-5315047(Top 57%)4692(Top 41%)4692(Top 96%)
25K15.53 mi2.42 mi13655-413904-513904-5113943(Top 52%)4179(Top 37%)4179(Top 86%)
30K18.64 mi3.11 mi13661-63933-293933-2913858(Top 52%)4243(Top 37%)4243(Top 87%)
20M20.00 mi1.36 mi13689-283973-403973-4014083(Top 53%)4455(Top 39%)4455(Top 91%)
21M21.00 mi1.00 mi13560+1293912+613912+6111907(Top 45%)3354(Top 29%)3354(Top 69%)
35K21.75 mi0.75 mi13565-53926-143926-1413923(Top 52%)4514(Top 40%)4514(Top 92%)
23M23.00 mi1.25 mi13560+53952-263952-2613879(Top 52%)4542(Top 40%)4542(Top 93%)
24M24.00 mi1.00 mi13545+153967-153967-1513777(Top 52%)4535(Top 40%)4535(Top 93%)
40K24.85 mi0.85 mi13513+323966+13966+113095(Top 49%)4251(Top 37%)4251(Top 87%)
25.2M25.20 mi0.35 mi13448+653944+223944+2211114(Top 42%)3272(Top 29%)3272(Top 67%)
Finish26.22 mi1.02 mi13325+1233889+553889+5510726(Top 40%)3058(Top 27%)3058(Top 63%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 48%
×21stories
+97ft-345ft

Overall

12841

Females

3374

F18-39

3374

5K→10K

3.1 - 6.2 mi

Top 48%
×5stories
+79ft-138ft

Overall

12757

Females

3290

F18-39

3290

10K→15K

6.2 - 9.3 mi

Top 48%
×3stories
+67ft-78ft

Overall

12841

Females

3374

F18-39

3374

15K→20K

9.3 - 12.4 mi

Top 55%
×5stories
+106ft-86ft

Overall

14669

Females

4502

F18-39

4502

20K→Half

12.4 - 13.1 mi

Top 57%
×2stories
+19ft-37ft

Overall

15047

Females

4692

F18-39

4692

Half→25K

13.1 - 15.5 mi

Top 52%
×4stories
+66ft-88ft

Overall

13943

Females

4179

F18-39

4179

25K→30K

15.5 - 18.6 mi

Top 52%
×9stories
+181ft-148ft

Overall

13858

Females

4243

F18-39

4243

30K→20M

18.6 - 20.0 mi

Top 53%
×5stories
+64ft-50ft

Overall

14083

Females

4455

F18-39

4455

20M→21M

20.0 - 21.0 mi

Top 45%
×8stories
+106ft-24ft

Overall

11907

Females

3354

F18-39

3354

21M→35K

21.0 - 21.8 mi

Top 52%
×7stories
+17ft-86ft

Overall

13923

Females

4514

F18-39

4514

35K→23M

21.8 - 23.0 mi

Top 52%
×5stories
+23ft-63ft

Overall

13879

Females

4542

F18-39

4542

23M→24M

23.0 - 24.0 mi

Top 52%
×6stories
+12ft-82ft

Overall

13777

Females

4535

F18-39

4535

24M→40K

24.0 - 24.9 mi

Top 49%
×1story
+6ft-20ft

Overall

13095

Females

4251

F18-39

4251

40K→25.2M

24.9 - 25.2 mi

Top 42%
×1story
+13ft-16ft

Overall

11114

Females

3272

F18-39

3272

25.2M→Finish

25.2 - 26.2 mi

Top 40%
×2stories
+22ft-21ft

Overall

10726

Females

3058

F18-39

3058

Passing Analysis

Category:
Athletes Passed
2172
Passed By
1561
Net Change
+611
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13936
5K → 10K674109+565#13936#13371
10K → 15K329116+213#13371#13158
15K → 20K93468-375#13158#13533
20K → Half990-81#13533#13614
Half → 25K115156-41#13614#13655
25K → 30K187193-6#13655#13661
30K → 20M92120-28#13661#13689
20M → 21M15627+129#13689#13560
21M → 35K6065-5#13560#13565
35K → 23M8984+5#13565#13560
23M → 24M7762+15#13560#13545
24M → 40K7745+32#13545#13513
40K → 25.2M705+65#13513#13448
25.2M → Finish14421+123#13448#13325
TOTALS21721561+611
📊

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