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BOSTON MARATHON 2023

Jane Nabholz

Bib: 10020•F

CO

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 28%
Gender (Female)
#0 / 11423
Top 10%
Division (F18-39)
#0 / 4884
Top 18%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:54
Rank: #6568
Start → 5K
21:54 | 7:03/mi
10K· 6.21 mi
43:05
Rank: #6083 (+485)
5K → 10K
21:11 | 6:49/mi
15K· 9.32 mi
1:05:43
Rank: #6786 (-703)
10K → 15K
22:38 | 7:17/mi
20K· 12.43 mi
1:26:55
Rank: #6322 (+464)
15K → 20K
21:12 | 6:49/mi
Half· 13.11 mi
1:31:39
Rank: #6315 (+7)
20K → Half
4:44 | 6:56/mi
25K· 15.53 mi
1:49:09
Rank: #6378 (-63)
Half → 25K
17:30 | 7:13/mi
30K· 18.64 mi
2:12:40
Rank: #6500 (-122)
25K → 30K
23:31 | 7:34/mi
20M
2:23:30
Rank: #6679 (-179)
30K → 20M
10:50 | 7:58/mi
21M
2:32:14
Rank: #6879 (-200)
20M → 21M
8:44 | 8:44/mi
35K· 21.75 mi
2:38:16
Rank: #7006 (-127)
21M → 35K
6:02 | 8:04/mi
23M
2:48:40
Rank: #7241 (-235)
35K → 23M
10:24 | 8:18/mi
24M
2:57:08
Rank: #7487 (-246)
23M → 24M
8:28 | 8:28/mi
40K· 24.85 mi
3:04:10
Rank: #7615 (-128)
24M → 40K
7:02 | 8:14/mi
25.2M
3:07:11
Rank: #7671 (-56)
40K → 25.2M
3:01 | 8:45/mi
Finish· 26.22 mi
3:14:28
Rank: #7581 (+90)
25.2M → Finish
7:17 | 7:09/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:31:39
Pace6:59 /mi
2nd Half
Distance13.11 mi
Time1:42:49
Pace7:51 /mi
📊Positive Split: 12.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:47:5921:547:0321:54
7:03
-
10K
6.21 mi11:09:1043:056:5621:11
6:49
-0:14
15K
9.32 mi11:31:481:05:437:0322:38
7:17
+0:28
20K
12.43 mi11:53:001:26:557:0021:12
6:49
-0:28
Half
13.11 mi11:57:441:31:396:594:44
6:56
+0:07
25K
15.53 mi12:15:141:49:097:0217:30
7:13
+0:17
30K
18.64 mi12:38:452:12:407:0723:31
7:34
+0:21
20M
20.00 mi12:49:352:23:307:1010:50
7:58
+0:24
21M
21.00 mi12:58:192:32:147:158:44
8:44
+0:46
35K
21.75 mi13:04:212:38:167:176:02
8:04
-0:40
23M
23.00 mi13:14:452:48:407:2010:24
8:18
+0:14
24M
24.00 mi13:23:132:57:087:238:28
8:28
+0:10
40K
24.85 mi13:30:153:04:107:257:02
8:14
-0:14
25.2M
25.20 mi13:33:163:07:117:263:01
8:45
+0:31
Finish
26.22 mi13:40:333:14:287:257:17
7:09
-1:36

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

6:49 /mi

Average Pace

7:25 /mi

Slowest Pace

8:45 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:33:48

48% of race

Time at Steady Pace

46:09

24% of race

Time at Slower Pace

54:31

28% of race

Average Pace: 7:25 /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 mi10:47:5921:547:0321:54
7:03
#6568
10K
6.21 mi11:09:1043:056:5621:11
6:49
#6083
15K
9.32 mi11:31:481:05:437:0322:38
7:17
#6786
20K
12.43 mi11:53:001:26:557:0021:12
6:49
#6322
Half
13.11 mi11:57:441:31:396:594:44
6:56
#6315
25K
15.53 mi12:15:141:49:097:0217:30
7:13
#6378
30K
18.64 mi12:38:452:12:407:0723:31
7:34
#6500
20M
20.00 mi12:49:352:23:307:1010:50
7:58
#6679
21M
21.00 mi12:58:192:32:147:158:44
8:44
#6879
35K
21.75 mi13:04:212:38:167:176:02
8:04
#7006
23M
23.00 mi13:14:452:48:407:2010:24
8:18
#7241
24M
24.00 mi13:23:132:57:087:238:28
8:28
#7487
40K
24.85 mi13:30:153:04:107:257:02
8:14
#7615
25.2M
25.20 mi13:33:163:07:117:263:01
8:45
#7671
Finish
26.22 mi13:40:333:14:287:257:17
7:09
#7581
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi65686236238456(Top 32%)1236(Top 11%)1236(Top 25%)
10K6.21 mi3.10 mi6083+485528+95528+955493(Top 21%)431(Top 4%)431(Top 9%)
15K9.32 mi3.11 mi6786-703682-154682-1548456(Top 32%)1236(Top 11%)1236(Top 25%)
20K12.43 mi3.11 mi6322+464592+90592+904685(Top 18%)323(Top 3%)323(Top 7%)
Half13.11 mi0.68 mi6315+7590+2590+26281(Top 24%)581(Top 5%)581(Top 12%)
25K15.53 mi2.42 mi6378-63608-18608-186797(Top 26%)788(Top 7%)788(Top 16%)
30K18.64 mi3.11 mi6500-122652-44652-447729(Top 29%)1194(Top 10%)1194(Top 24%)
20M20.00 mi1.36 mi6679-179712-60712-6010073(Top 38%)2255(Top 20%)2255(Top 46%)
21M21.00 mi1.00 mi6879-200762-50762-5011877(Top 45%)3324(Top 29%)3324(Top 68%)
35K21.75 mi0.75 mi7006-127809-47809-4712573(Top 47%)3734(Top 33%)3734(Top 76%)
23M23.00 mi1.25 mi7241-235917-108917-10811929(Top 45%)3467(Top 30%)3467(Top 71%)
24M24.00 mi1.00 mi7487-2461024-1071024-10714276(Top 54%)4817(Top 42%)4817(Top 99%)
40K24.85 mi0.85 mi7615-1281080-561080-5611546(Top 43%)3424(Top 30%)3424(Top 70%)
25.2M25.20 mi0.35 mi7671-561111-311111-3111024(Top 41%)3182(Top 28%)3182(Top 65%)
Finish26.22 mi1.02 mi7581+901103+81103+86123(Top 23%)1105(Top 10%)1105(Top 23%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 32%
×21stories
+97ft-345ft

Overall

8456

Females

1236

F18-39

1236

5K→10K

3.1 - 6.2 mi

Top 21%
×5stories
+79ft-138ft

Overall

5493

Females

431

F18-39

431

10K→15K

6.2 - 9.3 mi

Top 32%
×3stories
+67ft-78ft

Overall

8456

Females

1236

F18-39

1236

15K→20K

9.3 - 12.4 mi

Top 18%
×5stories
+106ft-86ft

Overall

4685

Females

323

F18-39

323

20K→Half

12.4 - 13.1 mi

Top 24%
×2stories
+19ft-37ft

Overall

6281

Females

581

F18-39

581

Half→25K

13.1 - 15.5 mi

Top 26%
×4stories
+66ft-88ft

Overall

6797

Females

788

F18-39

788

25K→30K

15.5 - 18.6 mi

Top 29%
×9stories
+181ft-148ft

Overall

7729

Females

1194

F18-39

1194

30K→20M

18.6 - 20.0 mi

Top 38%
×5stories
+64ft-50ft

Overall

10073

Females

2255

F18-39

2255

20M→21M

20.0 - 21.0 mi

Top 45%
×8stories
+106ft-24ft

Overall

11877

Females

3324

F18-39

3324

21M→35K

21.0 - 21.8 mi

Top 47%
×7stories
+17ft-86ft

Overall

12573

Females

3734

F18-39

3734

35K→23M

21.8 - 23.0 mi

Top 45%
×5stories
+23ft-63ft

Overall

11929

Females

3467

F18-39

3467

23M→24M

23.0 - 24.0 mi

Top 54%
×6stories
+12ft-82ft

Overall

14276

Females

4817

F18-39

4817

24M→40K

24.0 - 24.9 mi

Top 43%
×1story
+6ft-20ft

Overall

11546

Females

3424

F18-39

3424

40K→25.2M

24.9 - 25.2 mi

Top 41%
×1story
+13ft-16ft

Overall

11024

Females

3182

F18-39

3182

25.2M→Finish

25.2 - 26.2 mi

Top 23%
×2stories
+22ft-21ft

Overall

6123

Females

1105

F18-39

1105

Passing Analysis

Category:
Athletes Passed
1415
Passed By
2428
Net Change
-1013
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6568
5K → 10K52540+485#6568#6083
10K → 15K13716-703#6083#6786
15K → 20K4684+464#6786#6322
20K → Half1912+7#6322#6315
Half → 25K56119-63#6315#6378
25K → 30K77199-122#6378#6500
30K → 20M22201-179#6500#6679
20M → 21M20220-200#6679#6879
21M → 35K13140-127#6879#7006
35K → 23M34269-235#7006#7241
23M → 24M13259-246#7241#7487
24M → 40K28156-128#7487#7615
40K → 25.2M1470-56#7615#7671
25.2M → Finish11323+90#7671#7581
TOTALS14152428-1013
📊

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