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BOSTON MARATHON 2023

Suzanne Koonce

Bib: 23927•F

CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Division (F70-74)
#0 / 62
Top 10%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
29:06
Rank: #21713
Start → 5K
29:06 | 9:22/mi
10K· 6.21 mi
57:30
Rank: #21580 (+133)
5K → 10K
28:24 | 9:08/mi
15K· 9.32 mi
1:26:20
Rank: #21580
10K → 15K
28:50 | 9:17/mi
20K· 12.43 mi
1:55:31
Rank: #21496 (+84)
15K → 20K
29:11 | 9:24/mi
Half· 13.11 mi
2:01:47
Rank: #21463 (+33)
20K → Half
6:16 | 9:11/mi
25K· 15.53 mi
2:24:34
Rank: #21303 (+160)
Half → 25K
22:47 | 9:24/mi
30K· 18.64 mi
2:55:11
Rank: #21176 (+127)
25K → 30K
30:37 | 9:51/mi
20M
3:08:36
Rank: #21060 (+116)
30K → 20M
13:25 | 9:52/mi
21M
3:19:30
Rank: #21031 (+29)
20M → 21M
10:54 | 10:54/mi
35K· 21.75 mi
3:26:29
Rank: #20951 (+80)
21M → 35K
6:59 | 9:20/mi
23M
3:39:01
Rank: #20865 (+86)
35K → 23M
12:32 | 10:01/mi
24M
3:48:28
Rank: #20786 (+79)
23M → 24M
9:27 | 9:27/mi
40K· 24.85 mi
3:56:47
Rank: #20716 (+70)
24M → 40K
8:19 | 9:44/mi
25.2M
4:00:26
Rank: #20693 (+23)
40K → 25.2M
3:39 | 10:35/mi
Finish· 26.22 mi
4:10:13
Rank: #20690 (+3)
25.2M → Finish
9:47 | 9:36/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:01:47
Pace9:17 /mi
2nd Half
Distance13.11 mi
Time2:08:26
Pace9:48 /mi
📊Positive Split: 5.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:25:5029:069:2229:06
9:22
-
10K
6.21 mi11:54:1457:309:1528:24
9:08
-0:14
15K
9.32 mi12:23:041:26:209:1628:50
9:17
+0:09
20K
12.43 mi12:52:151:55:319:1829:11
9:24
+0:07
Half
13.11 mi12:58:312:01:479:176:16
9:11
-0:13
25K
15.53 mi13:21:182:24:349:1822:47
9:24
+0:13
30K
18.64 mi13:51:552:55:119:2430:37
9:51
+0:27
20M
20.00 mi14:05:203:08:369:2613:25
9:52
+0:01
21M
21.00 mi14:16:143:19:309:3010:54
10:54
+1:02
35K
21.75 mi14:23:133:26:299:306:59
9:20
-1:34
23M
23.00 mi14:35:453:39:019:3112:32
10:01
+0:41
24M
24.00 mi14:45:123:48:289:319:27
9:27
-0:34
40K
24.85 mi14:53:313:56:479:328:19
9:44
+0:17
25.2M
25.20 mi14:57:104:00:269:323:39
10:35
+0:51
Finish
26.22 mi15:06:574:10:139:339:47
9:36
-0:59

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

9:08 /mi

Average Pace

9:33 /mi

Slowest Pace

10:54 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:55:40

94% of race

Time at Steady Pace

3:39

1% of race

Time at Slower Pace

10:54

4% of race

Average Pace: 9:33 /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 mi11:25:5029:069:2229:06
9:22
#21713
10K
6.21 mi11:54:1457:309:1528:24
9:08
#21580
15K
9.32 mi12:23:041:26:209:1628:50
9:17
#21580
20K
12.43 mi12:52:151:55:319:1829:11
9:24
#21496
Half
13.11 mi12:58:312:01:479:176:16
9:11
#21463
25K
15.53 mi13:21:182:24:349:1822:47
9:24
#21303
30K
18.64 mi13:51:552:55:119:2430:37
9:51
#21176
20M
20.00 mi14:05:203:08:369:2613:25
9:52
#21060
21M
21.00 mi14:16:143:19:309:3010:54
10:54
#21031
35K
21.75 mi14:23:133:26:299:306:59
9:20
#20951
23M
23.00 mi14:35:453:39:019:3112:32
10:01
#20865
24M
24.00 mi14:45:123:48:289:319:27
9:27
#20786
40K
24.85 mi14:53:313:56:479:328:19
9:44
#20716
25.2M
25.20 mi14:57:104:00:269:323:39
10:35
#20693
Finish
26.22 mi15:06:574:10:139:339:47
9:36
#20690
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF70-74Seg. OverallSeg. FemalesSeg. F70-74
5K3.11 mi3.11 mi217138748874821579(Top 81%)8546(Top 75%)8546(Top 13784%)
10K6.21 mi3.10 mi21580+1338621+1278621+12721452(Top 81%)8531(Top 75%)8531(Top 13760%)
15K9.32 mi3.11 mi215808605+168605+1621579(Top 81%)8546(Top 75%)8546(Top 13784%)
20K12.43 mi3.11 mi21496+848549+568549+5621234(Top 80%)8363(Top 73%)8363(Top 13489%)
Half13.11 mi0.68 mi21463+338525+248525+2421128(Top 79%)8322(Top 73%)8322(Top 13423%)
25K15.53 mi2.42 mi21303+1608434+918434+9120518(Top 77%)7999(Top 70%)7999(Top 12902%)
30K18.64 mi3.11 mi21176+1278380+548380+5420628(Top 77%)8124(Top 71%)8124(Top 13103%)
20M20.00 mi1.36 mi21060+1168332+488332+4820111(Top 76%)7927(Top 69%)7927(Top 12785%)
21M21.00 mi1.00 mi21031+298331+18331+120611(Top 77%)8247(Top 72%)8247(Top 13302%)
35K21.75 mi0.75 mi20951+808295+368295+3619322(Top 73%)7563(Top 66%)7563(Top 12198%)
23M23.00 mi1.25 mi20865+868259+368259+3620025(Top 75%)7970(Top 70%)7970(Top 12855%)
24M24.00 mi1.00 mi20786+798222+378222+3719070(Top 72%)7490(Top 66%)7490(Top 12081%)
40K24.85 mi0.85 mi20716+708195+278195+2719141(Top 72%)7568(Top 66%)7568(Top 12206%)
25.2M25.20 mi0.35 mi20693+238190+58190+519406(Top 73%)7740(Top 68%)7740(Top 12484%)
Finish26.22 mi1.02 mi20690+38194-48194-420486(Top 77%)8283(Top 73%)8283(Top 13360%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 81%
×21stories
+97ft-345ft

Overall

21579

Females

8546

F70-74

8546

5K→10K

3.1 - 6.2 mi

Top 81%
×5stories
+79ft-138ft

Overall

21452

Females

8531

F70-74

8531

10K→15K

6.2 - 9.3 mi

Top 81%
×3stories
+67ft-78ft

Overall

21579

Females

8546

F70-74

8546

15K→20K

9.3 - 12.4 mi

Top 80%
×5stories
+106ft-86ft

Overall

21234

Females

8363

F70-74

8363

20K→Half

12.4 - 13.1 mi

Top 79%
×2stories
+19ft-37ft

Overall

21128

Females

8322

F70-74

8322

Half→25K

13.1 - 15.5 mi

Top 77%
×4stories
+66ft-88ft

Overall

20518

Females

7999

F70-74

7999

25K→30K

15.5 - 18.6 mi

Top 77%
×9stories
+181ft-148ft

Overall

20628

Females

8124

F70-74

8124

30K→20M

18.6 - 20.0 mi

Top 76%
×5stories
+64ft-50ft

Overall

20111

Females

7927

F70-74

7927

20M→21M

20.0 - 21.0 mi

Top 77%
×8stories
+106ft-24ft

Overall

20611

Females

8247

F70-74

8247

21M→35K

21.0 - 21.8 mi

Top 73%
×7stories
+17ft-86ft

Overall

19322

Females

7563

F70-74

7563

35K→23M

21.8 - 23.0 mi

Top 75%
×5stories
+23ft-63ft

Overall

20025

Females

7970

F70-74

7970

23M→24M

23.0 - 24.0 mi

Top 72%
×6stories
+12ft-82ft

Overall

19070

Females

7490

F70-74

7490

24M→40K

24.0 - 24.9 mi

Top 72%
×1story
+6ft-20ft

Overall

19141

Females

7568

F70-74

7568

40K→25.2M

24.9 - 25.2 mi

Top 73%
×1story
+13ft-16ft

Overall

19406

Females

7740

F70-74

7740

25.2M→Finish

25.2 - 26.2 mi

Top 77%
×2stories
+22ft-21ft

Overall

20486

Females

8283

F70-74

8283

Passing Analysis

Category:
Athletes Passed
1763
Passed By
740
Net Change
+1023
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21713
5K → 10K350217+133#21713#21580
10K → 15K1661660#21580#21580
15K → 20K17288+84#21580#21496
20K → Half4613+33#21496#21463
Half → 25K18424+160#21463#21303
25K → 30K19568+127#21303#21176
30K → 20M12812+116#21176#21060
20M → 21M8051+29#21060#21031
21M → 35K866+80#21031#20951
35K → 23M11731+86#20951#20865
23M → 24M867+79#20865#20786
24M → 40K8111+70#20786#20716
40K → 25.2M307+23#20716#20693
25.2M → Finish4239+3#20693#20690
TOTALS1763740+1023
📊

Passing Visuals

Category:

📈Position Graph

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🎨Heatmap Timeline

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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