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BOSTON MARATHON 2023

Rhonda Forth

Bib: 23401•F

IL

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Division (F55-59)
#0 / 815
Top 31%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
28:28
Rank: #21090
Start → 5K
28:28 | 9:10/mi
10K· 6.21 mi
56:13
Rank: #20841 (+249)
5K → 10K
27:45 | 8:56/mi
15K· 9.32 mi
1:23:52
Rank: #20561 (+280)
10K → 15K
27:39 | 8:54/mi
20K· 12.43 mi
1:51:39
Rank: #20290 (+271)
15K → 20K
27:47 | 8:57/mi
Half· 13.11 mi
1:57:32
Rank: #20206 (+84)
20K → Half
5:53 | 8:37/mi
25K· 15.53 mi
2:18:45
Rank: #19793 (+413)
Half → 25K
21:13 | 8:45/mi
30K· 18.64 mi
2:46:23
Rank: #19236 (+557)
25K → 30K
27:38 | 8:54/mi
20M
2:58:32
Rank: #19004 (+232)
30K → 20M
12:09 | 8:56/mi
21M
3:07:50
Rank: #18764 (+240)
20M → 21M
9:18 | 9:18/mi
35K· 21.75 mi
3:14:25
Rank: #18690 (+74)
21M → 35K
6:35 | 8:48/mi
23M
3:25:38
Rank: #18522 (+168)
35K → 23M
11:13 | 8:58/mi
24M
3:34:16
Rank: #18390 (+132)
23M → 24M
8:38 | 8:38/mi
40K· 24.85 mi
3:41:49
Rank: #18281 (+109)
24M → 40K
7:33 | 8:50/mi
25.2M
3:45:01
Rank: #18217 (+64)
40K → 25.2M
3:12 | 9:17/mi
Finish· 26.22 mi
3:53:40
Rank: #18119 (+98)
25.2M → Finish
8:39 | 8:29/mi

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:57:32
Pace8:58 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:56:08
Pace8:52 /mi
📊Negative Split: 1.2% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:23:5728:289:1028:28
9:10
-
10K
6.21 mi11:51:4256:139:0327:45
8:56
-0:14
15K
9.32 mi12:19:211:23:529:0027:39
8:54
-0:02
20K
12.43 mi12:47:081:51:398:5927:47
8:57
+0:03
Half
13.11 mi12:53:011:57:328:585:53
8:37
-0:20
25K
15.53 mi13:14:142:18:458:5621:13
8:45
+0:08
30K
18.64 mi13:41:522:46:238:5627:38
8:54
+0:09
20M
20.00 mi13:54:012:58:328:5612:09
8:56
+0:02
21M
21.00 mi14:03:193:07:508:579:18
9:18
+0:22
35K
21.75 mi14:09:543:14:258:566:35
8:48
-0:30
23M
23.00 mi14:21:073:25:388:5611:13
8:58
+0:10
24M
24.00 mi14:29:453:34:168:568:38
8:38
-0:20
40K
24.85 mi14:37:183:41:498:557:33
8:50
+0:12
25.2M
25.20 mi14:40:303:45:018:563:12
9:17
+0:27
Finish
26.22 mi14:49:093:53:408:558:39
8:29
-0:48

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

8:29 /mi

Average Pace

8:55 /mi

Slowest Pace

9:18 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:53:48

49% of race

Time at Steady Pace

1:59:52

51% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:55 /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 mi11:23:5728:289:1028:28
9:10
#21090
10K
6.21 mi11:51:4256:139:0327:45
8:56
#20841
15K
9.32 mi12:19:211:23:529:0027:39
8:54
#20561
20K
12.43 mi12:47:081:51:398:5927:47
8:57
#20290
Half
13.11 mi12:53:011:57:328:585:53
8:37
#20206
25K
15.53 mi13:14:142:18:458:5621:13
8:45
#19793
30K
18.64 mi13:41:522:46:238:5627:38
8:54
#19236
20M
20.00 mi13:54:012:58:328:5612:09
8:56
#19004
21M
21.00 mi14:03:193:07:508:579:18
9:18
#18764
35K
21.75 mi14:09:543:14:258:566:35
8:48
#18690
23M
23.00 mi14:21:073:25:388:5611:13
8:58
#18522
24M
24.00 mi14:29:453:34:168:568:38
8:38
#18390
40K
24.85 mi14:37:183:41:498:557:33
8:50
#18281
25.2M
25.20 mi14:40:303:45:018:563:12
9:17
#18217
Finish
26.22 mi14:49:093:53:408:558:39
8:29
#18119
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi3.11 mi210908417841720044(Top 75%)7705(Top 67%)7705(Top 945%)
10K6.21 mi3.10 mi20841+2498226+1918226+19120589(Top 77%)8027(Top 70%)8027(Top 985%)
15K9.32 mi3.11 mi20561+2808053+1738053+17320044(Top 75%)7705(Top 67%)7705(Top 945%)
20K12.43 mi3.11 mi20290+2717886+1677886+16719430(Top 73%)7339(Top 64%)7339(Top 900%)
Half13.11 mi0.68 mi20206+847831+557831+5518509(Top 70%)6786(Top 59%)6786(Top 833%)
25K15.53 mi2.42 mi19793+4137602+2297602+22917683(Top 66%)6391(Top 56%)6391(Top 784%)
30K18.64 mi3.11 mi19236+5577278+3247278+32416633(Top 62%)5858(Top 51%)5858(Top 719%)
20M20.00 mi1.36 mi19004+2327162+1167162+11616257(Top 61%)5728(Top 50%)5728(Top 703%)
21M21.00 mi1.00 mi18764+2407030+1327030+13215025(Top 56%)5079(Top 44%)5079(Top 623%)
35K21.75 mi0.75 mi18690+746991+396991+3916981(Top 64%)6275(Top 55%)6275(Top 770%)
23M23.00 mi1.25 mi18522+1686909+826909+8215869(Top 60%)5669(Top 50%)5669(Top 696%)
24M24.00 mi1.00 mi18390+1326851+586851+5815322(Top 58%)5434(Top 48%)5434(Top 667%)
40K24.85 mi0.85 mi18281+1096808+436808+4315292(Top 57%)5474(Top 48%)5474(Top 672%)
25.2M25.20 mi0.35 mi18217+646769+396769+3914194(Top 53%)4878(Top 43%)4878(Top 599%)
Finish26.22 mi1.02 mi18119+986720+496720+4915392(Top 58%)5485(Top 48%)5485(Top 673%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 75%
×21stories
+97ft-345ft

Overall

20044

Females

7705

F55-59

7705

5K→10K

3.1 - 6.2 mi

Top 77%
×5stories
+79ft-138ft

Overall

20589

Females

8027

F55-59

8027

10K→15K

6.2 - 9.3 mi

Top 75%
×3stories
+67ft-78ft

Overall

20044

Females

7705

F55-59

7705

15K→20K

9.3 - 12.4 mi

Top 73%
×5stories
+106ft-86ft

Overall

19430

Females

7339

F55-59

7339

20K→Half

12.4 - 13.1 mi

Top 70%
×2stories
+19ft-37ft

Overall

18509

Females

6786

F55-59

6786

Half→25K

13.1 - 15.5 mi

Top 66%
×4stories
+66ft-88ft

Overall

17683

Females

6391

F55-59

6391

25K→30K

15.5 - 18.6 mi

Top 62%
×9stories
+181ft-148ft

Overall

16633

Females

5858

F55-59

5858

30K→20M

18.6 - 20.0 mi

Top 61%
×5stories
+64ft-50ft

Overall

16257

Females

5728

F55-59

5728

20M→21M

20.0 - 21.0 mi

Top 56%
×8stories
+106ft-24ft

Overall

15025

Females

5079

F55-59

5079

21M→35K

21.0 - 21.8 mi

Top 64%
×7stories
+17ft-86ft

Overall

16981

Females

6275

F55-59

6275

35K→23M

21.8 - 23.0 mi

Top 60%
×5stories
+23ft-63ft

Overall

15869

Females

5669

F55-59

5669

23M→24M

23.0 - 24.0 mi

Top 58%
×6stories
+12ft-82ft

Overall

15322

Females

5434

F55-59

5434

24M→40K

24.0 - 24.9 mi

Top 57%
×1story
+6ft-20ft

Overall

15292

Females

5474

F55-59

5474

40K→25.2M

24.9 - 25.2 mi

Top 53%
×1story
+13ft-16ft

Overall

14194

Females

4878

F55-59

4878

25.2M→Finish

25.2 - 26.2 mi

Top 58%
×2stories
+22ft-21ft

Overall

15392

Females

5485

F55-59

5485

Passing Analysis

Category:
Athletes Passed
3350
Passed By
379
Net Change
+2971
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21090
5K → 10K430181+249#21090#20841
10K → 15K35171+280#20841#20561
15K → 20K31948+271#20561#20290
20K → Half873+84#20290#20206
Half → 25K4207+413#20206#19793
25K → 30K5625+557#19793#19236
30K → 20M2364+232#19236#19004
20M → 21M2444+240#19004#18764
21M → 35K8713+74#18764#18690
35K → 23M18113+168#18690#18522
23M → 24M1397+132#18522#18390
24M → 40K1134+109#18390#18281
40K → 25.2M673+64#18281#18217
25.2M → Finish11416+98#18217#18119
TOTALS3350379+2971
📊

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