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BOSTON MARATHON 2023

Janie Donaldson

Bib: 16015•F

OR

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 46%
Gender (Female)
#0 / 11423
Top 29%
Masters (Masters Women)
#0 / 6539
Top 15%
Division (F50-54)
#0 / 1207
Top 8%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:04
Rank: #11896
Start → 5K
24:04 | 7:45/mi
10K· 6.21 mi
48:00
Rank: #12062 (-166)
5K → 10K
23:56 | 7:42/mi
15K· 9.32 mi
1:12:24
Rank: #12384 (-322)
10K → 15K
24:24 | 7:51/mi
20K· 12.43 mi
1:36:55
Rank: #12392 (-8)
15K → 20K
24:31 | 7:53/mi
Half· 13.11 mi
1:42:12
Rank: #12372 (+20)
20K → Half
5:17 | 7:45/mi
25K· 15.53 mi
2:01:33
Rank: #12400 (-28)
Half → 25K
19:21 | 7:59/mi
30K· 18.64 mi
2:26:55
Rank: #12320 (+80)
25K → 30K
25:22 | 8:10/mi
20M
2:38:19
Rank: #12353 (-33)
30K → 20M
11:24 | 8:23/mi
21M
2:47:30
Rank: #12456 (-103)
20M → 21M
9:11 | 9:11/mi
35K· 21.75 mi
2:53:30
Rank: #12451 (+5)
21M → 35K
6:00 | 8:01/mi
23M
3:03:51
Rank: #12406 (+45)
35K → 23M
10:21 | 8:16/mi
24M
3:11:52
Rank: #12342 (+64)
23M → 24M
8:01 | 8:01/mi
40K· 24.85 mi
3:18:57
Rank: #12314 (+28)
24M → 40K
7:05 | 8:17/mi
25.2M
3:21:59
Rank: #12306 (+8)
40K → 25.2M
3:02 | 8:48/mi
Finish· 26.22 mi
3:30:01
Rank: #12270 (+36)
25.2M → Finish
8:02 | 7:53/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:42:12
Pace7:48 /mi
2nd Half
Distance13.11 mi
Time1:47:49
Pace8:13 /mi
📊Positive Split: 5.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:14:2624:047:4524:04
7:45
-
10K
6.21 mi11:38:2248:007:4323:56
7:42
-0:03
15K
9.32 mi12:02:461:12:247:4624:24
7:51
+0:09
20K
12.43 mi12:27:171:36:557:4824:31
7:53
+0:02
Half
13.11 mi12:32:341:42:127:485:17
7:45
-0:08
25K
15.53 mi12:51:552:01:337:4919:21
7:59
+0:14
30K
18.64 mi13:17:172:26:557:5325:22
8:10
+0:11
20M
20.00 mi13:28:412:38:197:5511:24
8:23
+0:13
21M
21.00 mi13:37:522:47:307:599:11
9:11
+0:48
35K
21.75 mi13:43:522:53:307:596:00
8:01
-1:10
23M
23.00 mi13:54:133:03:518:0010:21
8:16
+0:15
24M
24.00 mi14:02:143:11:528:008:01
8:01
-0:15
40K
24.85 mi14:09:193:18:578:007:05
8:17
+0:16
25.2M
25.20 mi14:12:213:21:598:013:02
8:48
+0:31
Finish
26.22 mi14:20:233:30:018:018:02
7:53
-0:55

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

7:42 /mi

Average Pace

8:01 /mi

Slowest Pace

9:11 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:17:48

94% of race

Time at Steady Pace

3:02

1% of race

Time at Slower Pace

9:11

4% of race

Average Pace: 8:01 /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 mi11:14:2624:047:4524:04
7:45
#11896
10K
6.21 mi11:38:2248:007:4323:56
7:42
#12062
15K
9.32 mi12:02:461:12:247:4624:24
7:51
#12384
20K
12.43 mi12:27:171:36:557:4824:31
7:53
#12392
Half
13.11 mi12:32:341:42:127:485:17
7:45
#12372
25K
15.53 mi12:51:552:01:337:4919:21
7:59
#12400
30K
18.64 mi13:17:172:26:557:5325:22
8:10
#12320
20M
20.00 mi13:28:412:38:197:5511:24
8:23
#12353
21M
21.00 mi13:37:522:47:307:599:11
9:11
#12456
35K
21.75 mi13:43:522:53:307:596:00
8:01
#12451
23M
23.00 mi13:54:133:03:518:0010:21
8:16
#12406
24M
24.00 mi14:02:143:11:528:008:01
8:01
#12342
40K
24.85 mi14:09:193:18:578:007:05
8:17
#12314
25.2M
25.20 mi14:12:213:21:598:013:02
8:48
#12306
Finish
26.22 mi14:20:233:30:018:018:02
7:53
#12270
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi118962810281013150(Top 49%)3571(Top 31%)3571(Top 296%)
10K6.21 mi3.10 mi12062-1662895-852895-8512287(Top 46%)3035(Top 27%)3035(Top 251%)
15K9.32 mi3.11 mi12384-3223113-2183113-21813150(Top 49%)3571(Top 31%)3571(Top 296%)
20K12.43 mi3.11 mi12392-83144-313144-3112558(Top 47%)3289(Top 29%)3289(Top 272%)
Half13.11 mi0.68 mi12372+203135+93135+912302(Top 46%)3094(Top 27%)3094(Top 256%)
25K15.53 mi2.42 mi12400-283169-343169-3412597(Top 47%)3414(Top 30%)3414(Top 283%)
30K18.64 mi3.11 mi12320+803163+63163+612105(Top 45%)3243(Top 28%)3243(Top 269%)
20M20.00 mi1.36 mi12353-333188-253188-2512958(Top 49%)3827(Top 34%)3827(Top 317%)
21M21.00 mi1.00 mi12456-1033271-833271-8314400(Top 54%)4705(Top 41%)4705(Top 390%)
35K21.75 mi0.75 mi12451+53287-163287-1612304(Top 46%)3595(Top 31%)3595(Top 298%)
23M23.00 mi1.25 mi12406+453281+63281+611657(Top 44%)3331(Top 29%)3331(Top 276%)
24M24.00 mi1.00 mi12342+643262+193262+1911387(Top 43%)3282(Top 29%)3282(Top 272%)
40K24.85 mi0.85 mi12314+283265-33265-311945(Top 45%)3635(Top 32%)3635(Top 301%)
25.2M25.20 mi0.35 mi12306+83271-63271-611382(Top 43%)3394(Top 30%)3394(Top 281%)
Finish26.22 mi1.02 mi12270+363275-43275-411312(Top 42%)3350(Top 29%)3350(Top 278%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 49%
×21stories
+97ft-345ft

Overall

13150

Females

3571

F50-54

3571

5K→10K

3.1 - 6.2 mi

Top 46%
×5stories
+79ft-138ft

Overall

12287

Females

3035

F50-54

3035

10K→15K

6.2 - 9.3 mi

Top 49%
×3stories
+67ft-78ft

Overall

13150

Females

3571

F50-54

3571

15K→20K

9.3 - 12.4 mi

Top 47%
×5stories
+106ft-86ft

Overall

12558

Females

3289

F50-54

3289

20K→Half

12.4 - 13.1 mi

Top 46%
×2stories
+19ft-37ft

Overall

12302

Females

3094

F50-54

3094

Half→25K

13.1 - 15.5 mi

Top 47%
×4stories
+66ft-88ft

Overall

12597

Females

3414

F50-54

3414

25K→30K

15.5 - 18.6 mi

Top 45%
×9stories
+181ft-148ft

Overall

12105

Females

3243

F50-54

3243

30K→20M

18.6 - 20.0 mi

Top 49%
×5stories
+64ft-50ft

Overall

12958

Females

3827

F50-54

3827

20M→21M

20.0 - 21.0 mi

Top 54%
×8stories
+106ft-24ft

Overall

14400

Females

4705

F50-54

4705

21M→35K

21.0 - 21.8 mi

Top 46%
×7stories
+17ft-86ft

Overall

12304

Females

3595

F50-54

3595

35K→23M

21.8 - 23.0 mi

Top 44%
×5stories
+23ft-63ft

Overall

11657

Females

3331

F50-54

3331

23M→24M

23.0 - 24.0 mi

Top 43%
×6stories
+12ft-82ft

Overall

11387

Females

3282

F50-54

3282

24M→40K

24.0 - 24.9 mi

Top 45%
×1story
+6ft-20ft

Overall

11945

Females

3635

F50-54

3635

40K→25.2M

24.9 - 25.2 mi

Top 43%
×1story
+13ft-16ft

Overall

11382

Females

3394

F50-54

3394

25.2M→Finish

25.2 - 26.2 mi

Top 42%
×2stories
+22ft-21ft

Overall

11312

Females

3350

F50-54

3350

Passing Analysis

Category:
Athletes Passed
1492
Passed By
1866
Net Change
-374
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11896
5K → 10K221387-166#11896#12062
10K → 15K98420-322#12062#12384
15K → 20K172180-8#12384#12392
20K → Half4121+20#12392#12372
Half → 25K117145-28#12372#12400
25K → 30K240160+80#12400#12320
30K → 20M86119-33#12320#12353
20M → 21M66169-103#12353#12456
21M → 35K5348+5#12456#12451
35K → 23M10459+45#12451#12406
23M → 24M9531+64#12406#12342
24M → 40K7446+28#12342#12314
40K → 25.2M2820+8#12314#12306
25.2M → Finish9761+36#12306#12270
TOTALS14921866-374
📊

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