Mary Tobin

Bib: 14054F

IL

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 36%
Gender (Female)
#0 / 11423
Top 17%
Division (F18-39)
#0 / 4884
Top 30%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:04
Rank: #11886
Start5K
24:04 | 7:45/mi
10K· 6.21 mi
48:11
Rank: #12314 (-428)
5K10K
24:07 | 7:46/mi
15K· 9.32 mi
1:12:15
Rank: #12227 (+87)
10K15K
24:04 | 7:45/mi
20K· 12.43 mi
1:36:14
Rank: #11904 (+323)
15K20K
23:59 | 7:43/mi
Half· 13.11 mi
1:41:31
Rank: #11934 (-30)
20KHalf
5:17 | 7:45/mi
25K· 15.53 mi
2:00:16
Rank: #11641 (+293)
Half25K
18:45 | 7:44/mi
30K· 18.64 mi
2:24:25
Rank: #11149 (+492)
25K30K
24:09 | 7:46/mi
20M
2:34:53
Rank: #10878 (+271)
30K20M
10:28 | 7:42/mi
21M
2:42:50
Rank: #10644 (+234)
20M21M
7:57 | 7:57/mi
35K· 21.75 mi
2:48:20
Rank: #10503 (+141)
21M35K
5:30 | 7:21/mi
23M
2:57:43
Rank: #10229 (+274)
35K23M
9:23 | 7:30/mi
24M
3:05:08
Rank: #10063 (+166)
23M24M
7:25 | 7:25/mi
40K· 24.85 mi
3:11:29
Rank: #9870 (+193)
24M40K
6:21 | 7:25/mi
25.2M
3:14:16
Rank: #9798 (+72)
40K25.2M
2:47 | 8:04/mi
Finish· 26.22 mi
3:21:45
Rank: #9656 (+142)
25.2MFinish
7:29 | 7:21/mi

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:41:31
Pace7:45 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:40:14
Pace7:39 /mi
📊Negative Split: 1.3% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:55:1524:047:4524:04
7:45
-
10K
6.21 mi11:19:2248:117:4524:07
7:46
+0:01
15K
9.32 mi11:43:261:12:157:4524:04
7:45
-0:01
20K
12.43 mi12:07:251:36:147:4523:59
7:43
-0:02
Half
13.11 mi12:12:421:41:317:455:17
7:45
+0:02
25K
15.53 mi12:31:272:00:167:4518:45
7:44
-0:01
30K
18.64 mi12:55:362:24:257:4524:09
7:46
+0:02
20M
20.00 mi13:06:042:34:537:4510:28
7:42
-0:04
21M
21.00 mi13:14:012:42:507:457:57
7:57
+0:15
35K
21.75 mi13:19:312:48:207:445:30
7:21
-0:36
23M
23.00 mi13:28:542:57:437:449:23
7:30
+0:09
24M
24.00 mi13:36:193:05:087:437:25
7:25
-0:05
40K
24.85 mi13:42:403:11:297:426:21
7:25
0:00
25.2M
25.20 mi13:45:273:14:167:432:47
8:04
+0:39
Finish
26.22 mi13:52:563:21:457:427:29
7:21
-0:43

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

7:21 /mi

Average Pace

7:42 /mi

Slowest Pace

8:04 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:10:35

35% of race

Time at Steady Pace

2:11:10

65% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:42 /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 mi10:55:1524:047:4524:04
7:45
#11886
10K
6.21 mi11:19:2248:117:4524:07
7:46
#12314
15K
9.32 mi11:43:261:12:157:4524:04
7:45
#12227
20K
12.43 mi12:07:251:36:147:4523:59
7:43
#11904
Half
13.11 mi12:12:421:41:317:455:17
7:45
#11934
25K
15.53 mi12:31:272:00:167:4518:45
7:44
#11641
30K
18.64 mi12:55:362:24:257:4524:09
7:46
#11149
20M
20.00 mi13:06:042:34:537:4510:28
7:42
#10878
21M
21.00 mi13:14:012:42:507:457:57
7:57
#10644
35K
21.75 mi13:19:312:48:207:445:30
7:21
#10503
23M
23.00 mi13:28:542:57:437:449:23
7:30
#10229
24M
24.00 mi13:36:193:05:087:437:25
7:25
#10063
40K
24.85 mi13:42:403:11:297:426:21
7:25
#9870
25.2M
25.20 mi13:45:273:14:167:432:47
8:04
#9798
Finish
26.22 mi13:52:563:21:457:427:29
7:21
#9656
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 mi118862800280012260(Top 46%)3047(Top 27%)3047(Top 62%)
10K6.21 mi3.10 mi12314-4283044-2443044-24412793(Top 48%)3305(Top 29%)3305(Top 68%)
15K9.32 mi3.11 mi12227+873022+223022+2212260(Top 46%)3047(Top 27%)3047(Top 62%)
20K12.43 mi3.11 mi11904+3232861+1612861+16111072(Top 42%)2438(Top 21%)2438(Top 50%)
Half13.11 mi0.68 mi11934-302874-132874-1312241(Top 46%)3033(Top 27%)3033(Top 62%)
25K15.53 mi2.42 mi11641+2932718+1562718+15610566(Top 40%)2261(Top 20%)2261(Top 46%)
30K18.64 mi3.11 mi11149+4922495+2232495+2239172(Top 34%)1792(Top 16%)1792(Top 37%)
20M20.00 mi1.36 mi10878+2712366+1292366+1298242(Top 31%)1501(Top 13%)1501(Top 31%)
21M21.00 mi1.00 mi10644+2342270+962270+967077(Top 27%)1172(Top 10%)1172(Top 24%)
35K21.75 mi0.75 mi10503+1412217+532217+537542(Top 28%)1334(Top 12%)1334(Top 27%)
23M23.00 mi1.25 mi10229+2742109+1082109+1086417(Top 24%)967(Top 8%)967(Top 20%)
24M24.00 mi1.00 mi10063+1662060+492060+497210(Top 27%)1380(Top 12%)1380(Top 28%)
40K24.85 mi0.85 mi9870+1932001+592001+596192(Top 23%)1061(Top 9%)1061(Top 22%)
25.2M25.20 mi0.35 mi9798+721980+211980+217010(Top 26%)1433(Top 13%)1433(Top 29%)
Finish26.22 mi1.02 mi9656+1421942+381942+387431(Top 28%)1599(Top 14%)1599(Top 33%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 46%
×21stories
+97ft-345ft

Overall

12260

Females

3047

F18-39

3047

5K→10K

3.1 - 6.2 mi

Top 48%
×5stories
+79ft-138ft

Overall

12793

Females

3305

F18-39

3305

10K→15K

6.2 - 9.3 mi

Top 46%
×3stories
+67ft-78ft

Overall

12260

Females

3047

F18-39

3047

15K→20K

9.3 - 12.4 mi

Top 42%
×5stories
+106ft-86ft

Overall

11072

Females

2438

F18-39

2438

20K→Half

12.4 - 13.1 mi

Top 46%
×2stories
+19ft-37ft

Overall

12241

Females

3033

F18-39

3033

Half→25K

13.1 - 15.5 mi

Top 40%
×4stories
+66ft-88ft

Overall

10566

Females

2261

F18-39

2261

25K→30K

15.5 - 18.6 mi

Top 34%
×9stories
+181ft-148ft

Overall

9172

Females

1792

F18-39

1792

30K→20M

18.6 - 20.0 mi

Top 31%
×5stories
+64ft-50ft

Overall

8242

Females

1501

F18-39

1501

20M→21M

20.0 - 21.0 mi

Top 27%
×8stories
+106ft-24ft

Overall

7077

Females

1172

F18-39

1172

21M→35K

21.0 - 21.8 mi

Top 28%
×7stories
+17ft-86ft

Overall

7542

Females

1334

F18-39

1334

35K→23M

21.8 - 23.0 mi

Top 24%
×5stories
+23ft-63ft

Overall

6417

Females

967

F18-39

967

23M→24M

23.0 - 24.0 mi

Top 27%
×6stories
+12ft-82ft

Overall

7210

Females

1380

F18-39

1380

24M→40K

24.0 - 24.9 mi

Top 23%
×1story
+6ft-20ft

Overall

6192

Females

1061

F18-39

1061

40K→25.2M

24.9 - 25.2 mi

Top 26%
×1story
+13ft-16ft

Overall

7010

Females

1433

F18-39

1433

25.2M→Finish

25.2 - 26.2 mi

Top 28%
×2stories
+22ft-21ft

Overall

7431

Females

1599

F18-39

1599

Passing Analysis

Category:
Athletes Passed
3110*
Passed By
880
Net Change
+2230
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11886
5K10K146574-428#11886#12314
10K15K233146+87#12314#12227
15K20K35330+323#12227#11904
20KHalf1343-30#11904#11934
Half25K32229+293#11934#11641
25K30K50715+492#11641#11149
30K20M276*5+271#11149#10878
20M21M2384+234#10878#10644
21M35K1443+141#10644#10503
35K23M2762+274#10503#10229
23M24M1737+166#10229#10063
24M40K198*5+193#10063#9870
40K25.2M742+72#9870#9798
25.2MFinish157*15+142#9798#9656
TOTALS3110*880+2230

* 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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Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing