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BOSTON MARATHON 2023

Marianne Day

Bib: 23980•F

FL

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Division (F60-64)
#0 / 527
Top 43%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
27:19
Rank: #19431
Start → 5K
27:19 | 8:48/mi
10K· 6.21 mi
55:48
Rank: #20571 (-1140)
5K → 10K
28:29 | 9:10/mi
15K· 9.32 mi
1:24:21
Rank: #20795 (-224)
10K → 15K
28:33 | 9:11/mi
20K· 12.43 mi
1:54:02
Rank: #21097 (-302)
15K → 20K
29:41 | 9:33/mi
Half· 13.11 mi
2:00:19
Rank: #21109 (-12)
20K → Half
6:17 | 9:13/mi
25K· 15.53 mi
2:24:10
Rank: #21226 (-117)
Half → 25K
23:51 | 9:50/mi
30K· 18.64 mi
2:54:38
Rank: #21073 (+153)
25K → 30K
30:28 | 9:48/mi
20M
3:07:59
Rank: #20954 (+119)
30K → 20M
13:21 | 9:49/mi
21M
3:19:26
Rank: #21016 (-62)
20M → 21M
11:27 | 11:27/mi
35K· 21.75 mi
3:26:27
Rank: #20943 (+73)
21M → 35K
7:01 | 9:23/mi
23M
3:38:41
Rank: #20826 (+117)
35K → 23M
12:14 | 9:46/mi
24M
3:48:09
Rank: #20748 (+78)
23M → 24M
9:28 | 9:28/mi
40K· 24.85 mi
3:56:30
Rank: #20686 (+62)
24M → 40K
8:21 | 9:46/mi
25.2M
4:00:09
Rank: #20665 (+21)
40K → 25.2M
3:39 | 10:35/mi
Finish· 26.22 mi
4:09:49
Rank: #20640 (+25)
25.2M → Finish
9:40 | 9:29/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:00:19
Pace9:11 /mi
2nd Half
Distance13.11 mi
Time2:09:30
Pace9:53 /mi
📊Positive Split: 7.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:23:3327:198:4827:19
8:48
-
10K
6.21 mi11:52:0255:488:5928:29
9:10
+0:22
15K
9.32 mi12:20:351:24:219:0328:33
9:11
+0:01
20K
12.43 mi12:50:161:54:029:1129:41
9:33
+0:22
Half
13.11 mi12:56:332:00:199:116:17
9:13
-0:20
25K
15.53 mi13:20:242:24:109:1723:51
9:50
+0:37
30K
18.64 mi13:50:522:54:389:2230:28
9:48
-0:02
20M
20.00 mi14:04:133:07:599:2413:21
9:49
+0:01
21M
21.00 mi14:15:403:19:269:3011:27
11:27
+1:38
35K
21.75 mi14:22:413:26:279:307:01
9:23
-2:04
23M
23.00 mi14:34:553:38:419:3012:14
9:46
+0:23
24M
24.00 mi14:44:233:48:099:309:28
9:28
-0:18
40K
24.85 mi14:52:443:56:309:318:21
9:46
+0:18
25.2M
25.20 mi14:56:234:00:099:323:39
10:35
+0:49
Finish
26.22 mi15:06:034:09:499:329:40
9:29
-1:06

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

8:48 /mi

Average Pace

9:32 /mi

Slowest Pace

11:27 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:30:38

36% of race

Time at Steady Pace

2:24:05

58% of race

Time at Slower Pace

15:06

6% of race

Average Pace: 9:32 /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 mi11:23:3327:198:4827:19
8:48
#19431
10K
6.21 mi11:52:0255:488:5928:29
9:10
#20571
15K
9.32 mi12:20:351:24:219:0328:33
9:11
#20795
20K
12.43 mi12:50:161:54:029:1129:41
9:33
#21097
Half
13.11 mi12:56:332:00:199:116:17
9:13
#21109
25K
15.53 mi13:20:242:24:109:1723:51
9:50
#21226
30K
18.64 mi13:50:522:54:389:2230:28
9:48
#21073
20M
20.00 mi14:04:133:07:599:2413:21
9:49
#20954
21M
21.00 mi14:15:403:19:269:3011:27
11:27
#21016
35K
21.75 mi14:22:413:26:279:307:01
9:23
#20943
23M
23.00 mi14:34:553:38:419:3012:14
9:46
#20826
24M
24.00 mi14:44:233:48:099:309:28
9:28
#20748
40K
24.85 mi14:52:443:56:309:318:21
9:46
#20686
25.2M
25.20 mi14:56:234:00:099:323:39
10:35
#20665
Finish
26.22 mi15:06:034:09:499:329:40
9:29
#20640
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF60-64Seg. OverallSeg. FemalesSeg. F60-64
5K3.11 mi3.11 mi194317465746521271(Top 80%)8385(Top 73%)8385(Top 1591%)
10K6.21 mi3.10 mi20571-11408075-6108075-61021530(Top 81%)8570(Top 75%)8570(Top 1626%)
15K9.32 mi3.11 mi20795-2248174-998174-9921271(Top 80%)8385(Top 73%)8385(Top 1591%)
20K12.43 mi3.11 mi21097-3028325-1518325-15121713(Top 82%)8631(Top 76%)8631(Top 1638%)
Half13.11 mi0.68 mi21109-128330-58330-521219(Top 80%)8367(Top 73%)8367(Top 1588%)
25K15.53 mi2.42 mi21226-1178396-668396-6621831(Top 82%)8740(Top 77%)8740(Top 1658%)
30K18.64 mi3.11 mi21073+1538327+698327+6920468(Top 77%)8040(Top 70%)8040(Top 1526%)
20M20.00 mi1.36 mi20954+1198268+598268+5919945(Top 75%)7820(Top 68%)7820(Top 1484%)
21M21.00 mi1.00 mi21016-628320-528320-5221802(Top 82%)8888(Top 78%)8888(Top 1687%)
35K21.75 mi0.75 mi20943+738290+308290+3019486(Top 73%)7659(Top 67%)7659(Top 1453%)
23M23.00 mi1.25 mi20826+1178236+548236+5419355(Top 73%)7616(Top 67%)7616(Top 1445%)
24M24.00 mi1.00 mi20748+788205+318205+3119124(Top 72%)7521(Top 66%)7521(Top 1427%)
40K24.85 mi0.85 mi20686+628181+248181+2419298(Top 72%)7656(Top 67%)7656(Top 1453%)
25.2M25.20 mi0.35 mi20665+218170+118170+1119405(Top 73%)7739(Top 68%)7739(Top 1469%)
Finish26.22 mi1.02 mi20640+258169+18169+120086(Top 75%)8054(Top 71%)8054(Top 1528%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 80%
×21stories
+97ft-345ft

Overall

21271

Females

8385

F60-64

8385

5K→10K

3.1 - 6.2 mi

Top 81%
×5stories
+79ft-138ft

Overall

21530

Females

8570

F60-64

8570

10K→15K

6.2 - 9.3 mi

Top 80%
×3stories
+67ft-78ft

Overall

21271

Females

8385

F60-64

8385

15K→20K

9.3 - 12.4 mi

Top 82%
×5stories
+106ft-86ft

Overall

21713

Females

8631

F60-64

8631

20K→Half

12.4 - 13.1 mi

Top 80%
×2stories
+19ft-37ft

Overall

21219

Females

8367

F60-64

8367

Half→25K

13.1 - 15.5 mi

Top 82%
×4stories
+66ft-88ft

Overall

21831

Females

8740

F60-64

8740

25K→30K

15.5 - 18.6 mi

Top 77%
×9stories
+181ft-148ft

Overall

20468

Females

8040

F60-64

8040

30K→20M

18.6 - 20.0 mi

Top 75%
×5stories
+64ft-50ft

Overall

19945

Females

7820

F60-64

7820

20M→21M

20.0 - 21.0 mi

Top 82%
×8stories
+106ft-24ft

Overall

21802

Females

8888

F60-64

8888

21M→35K

21.0 - 21.8 mi

Top 73%
×7stories
+17ft-86ft

Overall

19486

Females

7659

F60-64

7659

35K→23M

21.8 - 23.0 mi

Top 73%
×5stories
+23ft-63ft

Overall

19355

Females

7616

F60-64

7616

23M→24M

23.0 - 24.0 mi

Top 72%
×6stories
+12ft-82ft

Overall

19124

Females

7521

F60-64

7521

24M→40K

24.0 - 24.9 mi

Top 72%
×1story
+6ft-20ft

Overall

19298

Females

7656

F60-64

7656

40K→25.2M

24.9 - 25.2 mi

Top 73%
×1story
+13ft-16ft

Overall

19405

Females

7739

F60-64

7739

25.2M→Finish

25.2 - 26.2 mi

Top 75%
×2stories
+22ft-21ft

Overall

20086

Females

8054

F60-64

8054

Passing Analysis

Category:
Athletes Passed
1160
Passed By
2369
Net Change
-1209
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19431
5K → 10K441184-1140#19431#20571
10K → 15K93317-224#20571#20795
15K → 20K76378-302#20795#21097
20K → Half2638-12#21097#21109
Half → 25K65182-117#21109#21226
25K → 30K21663+153#21226#21073
30K → 20M13718+119#21073#20954
20M → 21M40102-62#20954#21016
21M → 35K807+73#21016#20943
35K → 23M14023+117#20943#20826
23M → 24M846+78#20826#20748
24M → 40K7210+62#20748#20686
40K → 25.2M3110+21#20686#20665
25.2M → Finish5631+25#20665#20640
TOTALS11602369-1209
📊

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