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BOSTON MARATHON 2023

Rianna Roberts

Bib: 25306•F

NH

0:00
0:00
/ mi
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
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
30:22
Rank: #22844
Start → 5K
30:22 | 9:46/mi
10K· 6.21 mi
1:00:19
Rank: #22927 (-83)
5K → 10K
29:57 | 9:38/mi
15K· 9.32 mi
1:30:12
Rank: #22812 (+115)
10K → 15K
29:53 | 9:37/mi
20K· 12.43 mi
2:00:24
Rank: #22653 (+159)
15K → 20K
30:12 | 9:43/mi
Half· 13.11 mi
2:07:14
Rank: #22695 (-42)
20K → Half
6:50 | 10:01/mi
25K· 15.53 mi
2:31:35
Rank: #22609 (+86)
Half → 25K
24:21 | 10:03/mi
30K· 18.64 mi
3:02:47
Rank: #22344 (+265)
25K → 30K
31:12 | 10:03/mi
20M
3:16:49
Rank: #22260 (+84)
30K → 20M
14:02 | 10:20/mi
21M
3:27:07
Rank: #22100 (+160)
20M → 21M
10:18 | 10:18/mi
35K· 21.75 mi
3:34:20
Rank: #22040 (+60)
21M → 35K
7:13 | 9:39/mi
23M
3:46:47
Rank: #21908 (+132)
35K → 23M
12:27 | 9:57/mi
24M
3:56:32
Rank: #21834 (+74)
23M → 24M
9:45 | 9:45/mi
40K· 24.85 mi
4:04:55
Rank: #21748 (+86)
24M → 40K
8:23 | 9:48/mi
25.2M
4:08:15
Rank: #21688 (+60)
40K → 25.2M
3:20 | 9:40/mi
Finish· 26.22 mi
4:17:02
Rank: #21525 (+163)
25.2M → Finish
8:47 | 8:37/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:07:14
Pace9:42 /mi
2nd Half
Distance13.11 mi
Time2:09:48
Pace9:54 /mi
📊Positive Split: 2.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:46:0830:229:4630:22
9:46
-
10K
6.21 mi12:16:051:00:199:4229:57
9:38
-0:08
15K
9.32 mi12:45:581:30:129:4129:53
9:37
-0:01
20K
12.43 mi13:16:102:00:249:4130:12
9:43
+0:06
Half
13.11 mi13:23:002:07:149:426:50
10:01
+0:18
25K
15.53 mi13:47:212:31:359:4524:21
10:03
+0:02
30K
18.64 mi14:18:333:02:479:4831:12
10:03
0:00
20M
20.00 mi14:32:353:16:499:5014:02
10:20
+0:17
21M
21.00 mi14:42:533:27:079:5210:18
10:18
-0:02
35K
21.75 mi14:50:063:34:209:517:13
9:39
-0:39
23M
23.00 mi15:02:333:46:479:5212:27
9:57
+0:18
24M
24.00 mi15:12:183:56:329:519:45
9:45
-0:12
40K
24.85 mi15:20:414:04:559:518:23
9:48
+0:03
25.2M
25.20 mi15:24:014:08:159:513:20
9:40
-0:08
Finish
26.22 mi15:32:484:17:029:498:47
8:37
-1:03

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

8:37 /mi

Average Pace

9:49 /mi

Slowest Pace

10:20 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

8:47

3% of race

Time at Steady Pace

3:43:55

87% of race

Time at Slower Pace

24:20

9% of race

Average Pace: 9:48 /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 mi11:46:0830:229:4630:22
9:46
#22844
10K
6.21 mi12:16:051:00:199:4229:57
9:38
#22927
15K
9.32 mi12:45:581:30:129:4129:53
9:37
#22812
20K
12.43 mi13:16:102:00:249:4130:12
9:43
#22653
Half
13.11 mi13:23:002:07:149:426:50
10:01
#22695
25K
15.53 mi13:47:212:31:359:4524:21
10:03
#22609
30K
18.64 mi14:18:333:02:479:4831:12
10:03
#22344
20M
20.00 mi14:32:353:16:499:5014:02
10:20
#22260
21M
21.00 mi14:42:533:27:079:5210:18
10:18
#22100
35K
21.75 mi14:50:063:34:209:517:13
9:39
#22040
23M
23.00 mi15:02:333:46:479:5212:27
9:57
#21908
24M
24.00 mi15:12:183:56:329:519:45
9:45
#21834
40K
24.85 mi15:20:414:04:559:518:23
9:48
#21748
25.2M
25.20 mi15:24:014:08:159:513:20
9:40
#21688
Finish
26.22 mi15:32:484:17:029:498:47
8:37
#21525
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi228449300930022571(Top 85%)9110(Top 80%)9110(Top 187%)
10K6.21 mi3.10 mi22927-839318-189318-1822911(Top 86%)9291(Top 81%)9291(Top 190%)
15K9.32 mi3.11 mi22812+1159240+789240+7822571(Top 85%)9110(Top 80%)9110(Top 187%)
20K12.43 mi3.11 mi22653+1599164+769164+7622220(Top 83%)8919(Top 78%)8919(Top 183%)
Half13.11 mi0.68 mi22695-429191-279191-2723304(Top 88%)9513(Top 83%)9513(Top 195%)
25K15.53 mi2.42 mi22609+869155+369155+3622312(Top 84%)9003(Top 79%)9003(Top 184%)
30K18.64 mi3.11 mi22344+2659034+1219034+12121150(Top 79%)8432(Top 74%)8432(Top 173%)
20M20.00 mi1.36 mi22260+848988+468988+4621345(Top 80%)8607(Top 75%)8607(Top 176%)
21M21.00 mi1.00 mi22100+1608915+738915+7319046(Top 72%)7373(Top 65%)7373(Top 151%)
35K21.75 mi0.75 mi22040+608883+328883+3220330(Top 76%)8130(Top 71%)8130(Top 166%)
23M23.00 mi1.25 mi21908+1328819+648819+6419835(Top 75%)7871(Top 69%)7871(Top 161%)
24M24.00 mi1.00 mi21834+748793+268793+2620083(Top 75%)8023(Top 70%)8023(Top 164%)
40K24.85 mi0.85 mi21748+868763+308763+3019429(Top 73%)7736(Top 68%)7736(Top 158%)
25.2M25.20 mi0.35 mi21688+608735+288735+2816068(Top 60%)5932(Top 52%)5932(Top 121%)
Finish26.22 mi1.02 mi21525+1638650+858650+8516125(Top 61%)5897(Top 52%)5897(Top 121%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 85%
×21stories
+97ft-345ft

Overall

22571

Females

9110

F18-39

9110

5K→10K

3.1 - 6.2 mi

Top 86%
×5stories
+79ft-138ft

Overall

22911

Females

9291

F18-39

9291

10K→15K

6.2 - 9.3 mi

Top 85%
×3stories
+67ft-78ft

Overall

22571

Females

9110

F18-39

9110

15K→20K

9.3 - 12.4 mi

Top 83%
×5stories
+106ft-86ft

Overall

22220

Females

8919

F18-39

8919

20K→Half

12.4 - 13.1 mi

Top 88%
×2stories
+19ft-37ft

Overall

23304

Females

9513

F18-39

9513

Half→25K

13.1 - 15.5 mi

Top 84%
×4stories
+66ft-88ft

Overall

22312

Females

9003

F18-39

9003

25K→30K

15.5 - 18.6 mi

Top 79%
×9stories
+181ft-148ft

Overall

21150

Females

8432

F18-39

8432

30K→20M

18.6 - 20.0 mi

Top 80%
×5stories
+64ft-50ft

Overall

21345

Females

8607

F18-39

8607

20M→21M

20.0 - 21.0 mi

Top 72%
×8stories
+106ft-24ft

Overall

19046

Females

7373

F18-39

7373

21M→35K

21.0 - 21.8 mi

Top 76%
×7stories
+17ft-86ft

Overall

20330

Females

8130

F18-39

8130

35K→23M

21.8 - 23.0 mi

Top 75%
×5stories
+23ft-63ft

Overall

19835

Females

7871

F18-39

7871

23M→24M

23.0 - 24.0 mi

Top 75%
×6stories
+12ft-82ft

Overall

20083

Females

8023

F18-39

8023

24M→40K

24.0 - 24.9 mi

Top 73%
×1story
+6ft-20ft

Overall

19429

Females

7736

F18-39

7736

40K→25.2M

24.9 - 25.2 mi

Top 60%
×1story
+13ft-16ft

Overall

16068

Females

5932

F18-39

5932

25.2M→Finish

25.2 - 26.2 mi

Top 61%
×2stories
+22ft-21ft

Overall

16125

Females

5897

F18-39

5897

Passing Analysis

Category:
Athletes Passed
1933
Passed By
614
Net Change
+1319
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22844
5K → 10K206289-83#22844#22927
10K → 15K20994+115#22927#22812
15K → 20K22667+159#22812#22653
20K → Half547-42#22653#22695
Half → 25K13650+86#22695#22609
25K → 30K28217+265#22609#22344
30K → 20M10723+84#22344#22260
20M → 21M1633+160#22260#22100
21M → 35K644+60#22100#22040
35K → 23M1364+132#22040#21908
23M → 24M839+74#21908#21834
24M → 40K904+86#21834#21748
40K → 25.2M611+60#21748#21688
25.2M → Finish1652+163#21688#21525
TOTALS1933614+1319
📊

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