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BOSTON MARATHON 2023

Hiromi Nobata

Bib: 21792•F

NY

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Top 50%
Masters (Masters Women)
#0 / 6539
Top 39%
Division (F55-59)
#0 / 815
Top 16%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:47
Rank: #16159
Start → 5K
25:47 | 8:18/mi
10K· 6.21 mi
51:37
Rank: #16558 (-399)
5K → 10K
25:50 | 8:19/mi
15K· 9.32 mi
1:17:46
Rank: #16810 (-252)
10K → 15K
26:09 | 8:25/mi
20K· 12.43 mi
1:44:25
Rank: #16965 (-155)
15K → 20K
26:39 | 8:35/mi
Half· 13.11 mi
1:50:11
Rank: #16983 (-18)
20K → Half
5:46 | 8:27/mi
25K· 15.53 mi
2:10:52
Rank: #16888 (+95)
Half → 25K
20:41 | 8:32/mi
30K· 18.64 mi
2:38:15
Rank: #16711 (+177)
25K → 30K
27:23 | 8:49/mi
20M
2:50:16
Rank: #16623 (+88)
30K → 20M
12:01 | 8:51/mi
21M
2:59:30
Rank: #16476 (+147)
20M → 21M
9:14 | 9:14/mi
35K· 21.75 mi
3:05:48
Rank: #16408 (+68)
21M → 35K
6:18 | 8:25/mi
23M
3:16:45
Rank: #16306 (+102)
35K → 23M
10:57 | 8:45/mi
24M
3:25:26
Rank: #16233 (+73)
23M → 24M
8:41 | 8:41/mi
40K· 24.85 mi
3:32:57
Rank: #16186 (+47)
24M → 40K
7:31 | 8:47/mi
25.2M
3:36:38
Rank: #16263 (-77)
40K → 25.2M
3:41 | 10:41/mi
Finish· 26.22 mi
3:45:34
Rank: #16289 (-26)
25.2M → Finish
8:56 | 8:46/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:50:11
Pace8:24 /mi
2nd Half
Distance13.11 mi
Time1:55:23
Pace8:48 /mi
📊Positive Split: 4.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:18:5725:478:1825:47
8:18
-
10K
6.21 mi11:44:4751:378:1825:50
8:19
+0:01
15K
9.32 mi12:10:561:17:468:2126:09
8:25
+0:06
20K
12.43 mi12:37:351:44:258:2426:39
8:35
+0:10
Half
13.11 mi12:43:211:50:118:245:46
8:27
-0:08
25K
15.53 mi13:04:022:10:528:2520:41
8:32
+0:05
30K
18.64 mi13:31:252:38:158:2927:23
8:49
+0:17
20M
20.00 mi13:43:262:50:168:3112:01
8:51
+0:02
21M
21.00 mi13:52:402:59:308:339:14
9:14
+0:23
35K
21.75 mi13:58:583:05:488:336:18
8:25
-0:49
23M
23.00 mi14:09:553:16:458:3310:57
8:45
+0:20
24M
24.00 mi14:18:363:25:268:348:41
8:41
-0:04
40K
24.85 mi14:26:073:32:578:347:31
8:47
+0:06
25.2M
25.20 mi14:29:483:36:388:363:41
10:41
+1:54
Finish
26.22 mi14:38:443:45:348:378:56
8:46
-1:55

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

8:18 /mi

Average Pace

8:37 /mi

Slowest Pace

10:41 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

51:37

23% of race

Time at Steady Pace

2:41:02

71% of race

Time at Slower Pace

12:55

6% of race

Average Pace: 8:36 /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 mi11:18:5725:478:1825:47
8:18
#16159
10K
6.21 mi11:44:4751:378:1825:50
8:19
#16558
15K
9.32 mi12:10:561:17:468:2126:09
8:25
#16810
20K
12.43 mi12:37:351:44:258:2426:39
8:35
#16965
Half
13.11 mi12:43:211:50:118:245:46
8:27
#16983
25K
15.53 mi13:04:022:10:528:2520:41
8:32
#16888
30K
18.64 mi13:31:252:38:158:2927:23
8:49
#16711
20M
20.00 mi13:43:262:50:168:3112:01
8:51
#16623
21M
21.00 mi13:52:402:59:308:339:14
9:14
#16476
35K
21.75 mi13:58:583:05:488:336:18
8:25
#16408
23M
23.00 mi14:09:553:16:458:3310:57
8:45
#16306
24M
24.00 mi14:18:363:25:268:348:41
8:41
#16233
40K
24.85 mi14:26:073:32:578:347:31
8:47
#16186
25.2M
25.20 mi14:29:483:36:388:363:41
10:41
#16263
Finish
26.22 mi14:38:443:45:348:378:56
8:46
#16289
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi3.11 mi161595383538317253(Top 65%)6078(Top 53%)6078(Top 746%)
10K6.21 mi3.10 mi16558-3995616-2335616-23317039(Top 64%)5894(Top 52%)5894(Top 723%)
15K9.32 mi3.11 mi16810-2525800-1845800-18417253(Top 65%)6078(Top 53%)6078(Top 746%)
20K12.43 mi3.11 mi16965-1555907-1075907-10717348(Top 65%)6135(Top 54%)6135(Top 753%)
Half13.11 mi0.68 mi16983-185919-125919-1217481(Top 66%)6164(Top 54%)6164(Top 756%)
25K15.53 mi2.42 mi16888+955887+325887+3216398(Top 62%)5666(Top 50%)5666(Top 695%)
30K18.64 mi3.11 mi16711+1775805+825805+8216172(Top 61%)5596(Top 49%)5596(Top 687%)
20M20.00 mi1.36 mi16623+885770+355770+3515687(Top 59%)5386(Top 47%)5386(Top 661%)
21M21.00 mi1.00 mi16476+1475695+755695+7514668(Top 55%)4861(Top 43%)4861(Top 596%)
35K21.75 mi0.75 mi16408+685660+355660+3514899(Top 56%)5054(Top 44%)5054(Top 620%)
23M23.00 mi1.25 mi16306+1025618+425618+4214699(Top 55%)5012(Top 44%)5012(Top 615%)
24M24.00 mi1.00 mi16233+735597+215597+2115595(Top 59%)5585(Top 49%)5585(Top 685%)
40K24.85 mi0.85 mi16186+475586+115586+1115072(Top 57%)5341(Top 47%)5341(Top 655%)
25.2M25.20 mi0.35 mi16263-775639-535639-5319654(Top 74%)7862(Top 69%)7862(Top 965%)
Finish26.22 mi1.02 mi16289-265655-165655-1616864(Top 63%)6296(Top 55%)6296(Top 773%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 65%
×21stories
+97ft-345ft

Overall

17253

Females

6078

F55-59

6078

5K→10K

3.1 - 6.2 mi

Top 64%
×5stories
+79ft-138ft

Overall

17039

Females

5894

F55-59

5894

10K→15K

6.2 - 9.3 mi

Top 65%
×3stories
+67ft-78ft

Overall

17253

Females

6078

F55-59

6078

15K→20K

9.3 - 12.4 mi

Top 65%
×5stories
+106ft-86ft

Overall

17348

Females

6135

F55-59

6135

20K→Half

12.4 - 13.1 mi

Top 66%
×2stories
+19ft-37ft

Overall

17481

Females

6164

F55-59

6164

Half→25K

13.1 - 15.5 mi

Top 62%
×4stories
+66ft-88ft

Overall

16398

Females

5666

F55-59

5666

25K→30K

15.5 - 18.6 mi

Top 61%
×9stories
+181ft-148ft

Overall

16172

Females

5596

F55-59

5596

30K→20M

18.6 - 20.0 mi

Top 59%
×5stories
+64ft-50ft

Overall

15687

Females

5386

F55-59

5386

20M→21M

20.0 - 21.0 mi

Top 55%
×8stories
+106ft-24ft

Overall

14668

Females

4861

F55-59

4861

21M→35K

21.0 - 21.8 mi

Top 56%
×7stories
+17ft-86ft

Overall

14899

Females

5054

F55-59

5054

35K→23M

21.8 - 23.0 mi

Top 55%
×5stories
+23ft-63ft

Overall

14699

Females

5012

F55-59

5012

23M→24M

23.0 - 24.0 mi

Top 59%
×6stories
+12ft-82ft

Overall

15595

Females

5585

F55-59

5585

24M→40K

24.0 - 24.9 mi

Top 57%
×1story
+6ft-20ft

Overall

15072

Females

5341

F55-59

5341

40K→25.2M

24.9 - 25.2 mi

Top 74%
×1story
+13ft-16ft

Overall

19654

Females

7862

F55-59

7862

25.2M→Finish

25.2 - 26.2 mi

Top 63%
×2stories
+22ft-21ft

Overall

16864

Females

6296

F55-59

6296

Passing Analysis

Category:
Athletes Passed
1592
Passed By
1722
Net Change
-130
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16159
5K → 10K146545-399#16159#16558
10K → 15K113365-252#16558#16810
15K → 20K134289-155#16810#16965
20K → Half2139-18#16965#16983
Half → 25K16368+95#16983#16888
25K → 30K25376+177#16888#16711
30K → 20M12840+88#16711#16623
20M → 21M16619+147#16623#16476
21M → 35K8517+68#16476#16408
35K → 23M12927+102#16408#16306
23M → 24M11239+73#16306#16233
24M → 40K8336+47#16233#16186
40K → 25.2M784-77#16186#16263
25.2M → Finish5278-26#16263#16289
TOTALS15921722-130
📊

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