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BOSTON MARATHON 2023

Elaine Byers

Bib: 22982•F

AZ

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 41%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Watch your race unfold from start to finish

Start
0:00:00
Race begins
5K· 3.11 mi
28:00
Rank: #20513
Start → 5K
28:00 | 9:01/mi
10K· 6.21 mi
55:34
Rank: #20403 (+110)
5K → 10K
27:34 | 8:52/mi
15K· 9.32 mi
1:23:09
Rank: #20225 (+178)
10K → 15K
27:35 | 8:53/mi
20K· 12.43 mi
1:53:02
Rank: #20762 (-537)
15K → 20K
29:53 | 9:37/mi
Half· 13.11 mi
1:59:10
Rank: #20738 (+24)
20K → Half
6:08 | 8:59/mi
25K· 15.53 mi
2:21:39
Rank: #20642 (+96)
Half → 25K
22:29 | 9:16/mi
30K· 18.64 mi
2:52:29
Rank: #20642
25K → 30K
30:50 | 9:55/mi
20M
3:06:12
Rank: #20638 (+4)
30K → 20M
13:43 | 10:06/mi
21M
3:17:31
Rank: #20708 (-70)
20M → 21M
11:19 | 11:19/mi
35K· 21.75 mi
3:24:18
Rank: #20615 (+93)
21M → 35K
6:47 | 9:04/mi
23M
3:36:22
Rank: #20488 (+127)
35K → 23M
12:04 | 9:38/mi
24M
3:45:39
Rank: #20397 (+91)
23M → 24M
9:17 | 9:17/mi
40K· 24.85 mi
3:54:13
Rank: #20372 (+25)
24M → 40K
8:34 | 10:01/mi
25.2M
3:58:12
Rank: #20394 (-22)
40K → 25.2M
3:59 | 11:33/mi
Finish· 26.22 mi
4:08:05
Rank: #20410 (-16)
25.2M → Finish
9:53 | 9:42/mi

Course Map & Elevation

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:59:10
Pace9:05 /mi
2nd Half
Distance13.11 mi
Time2:08:55
Pace9:50 /mi
📊Positive Split: 8.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:22:1028:009:0128:00
9:01
-
10K
6.21 mi11:49:4455:348:5727:34
8:52
-0:09
15K
9.32 mi12:17:191:23:098:5527:35
8:53
+0:01
20K
12.43 mi12:47:121:53:029:0629:53
9:37
+0:44
Half
13.11 mi12:53:201:59:109:056:08
8:59
-0:38
25K
15.53 mi13:15:492:21:399:0722:29
9:16
+0:17
30K
18.64 mi13:46:392:52:299:1530:50
9:55
+0:39
20M
20.00 mi14:00:223:06:129:1913:43
10:06
+0:11
21M
21.00 mi14:11:413:17:319:2411:19
11:19
+1:13
35K
21.75 mi14:18:283:24:189:246:47
9:04
-2:15
23M
23.00 mi14:30:323:36:229:2412:04
9:38
+0:34
24M
24.00 mi14:39:493:45:399:249:17
9:17
-0:21
40K
24.85 mi14:48:233:54:139:258:34
10:01
+0:44
25.2M
25.20 mi14:52:223:58:129:273:59
11:33
+1:32
Finish
26.22 mi15:02:154:08:059:289:53
9:42
-1:51

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

8:52 /mi

Average Pace

9:28 /mi

Slowest Pace

11:33 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Bar length shows time spent in each segment. Colors mark your faster to slower segments, relative to your own pace.

Time at Faster Pace

1:36:04

39% of race

Time at Steady Pace

1:54:26

46% of race

Time at Slower Pace

37:35

15% of race

Average Pace: 9:28 /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

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi11:22:1028:009:0128:00
9:01
#20513
10K
6.21 mi11:49:4455:348:5727:34
8:52
#20403
15K
9.32 mi12:17:191:23:098:5527:35
8:53
#20225
20K
12.43 mi12:47:121:53:029:0629:53
9:37
#20762
Half
13.11 mi12:53:201:59:109:056:08
8:59
#20738
25K
15.53 mi13:15:492:21:399:0722:29
9:16
#20642
30K
18.64 mi13:46:392:52:299:1530:50
9:55
#20642
20M
20.00 mi14:00:223:06:129:1913:43
10:06
#20638
21M
21.00 mi14:11:413:17:319:2411:19
11:19
#20708
35K
21.75 mi14:18:283:24:189:246:47
9:04
#20615
23M
23.00 mi14:30:323:36:229:2412:04
9:38
#20488
24M
24.00 mi14:39:493:45:399:249:17
9:17
#20397
40K
24.85 mi14:48:233:54:139:258:34
10:01
#20372
25.2M
25.20 mi14:52:223:58:129:273:59
11:33
#20394
Finish
26.22 mi15:02:154:08:059:289:53
9:42
#20410
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF60-64Seg. OverallSeg. FemalesSeg. F60-64
5K3.11 mi3.11 mi205138125812519941(Top 75%)7653(Top 67%)7653(Top 1452%)
10K6.21 mi3.10 mi20403+1107979+1467979+14620314(Top 76%)7878(Top 69%)7878(Top 1495%)
15K9.32 mi3.11 mi20225+1787861+1187861+11819941(Top 75%)7653(Top 67%)7653(Top 1452%)
20K12.43 mi3.11 mi20762-5378141-2808141-28021910(Top 82%)8745(Top 77%)8745(Top 1659%)
Half13.11 mi0.68 mi20738+248125+168125+1620433(Top 77%)7931(Top 69%)7931(Top 1505%)
25K15.53 mi2.42 mi20642+968067+588067+5820120(Top 76%)7766(Top 68%)7766(Top 1474%)
30K18.64 mi3.11 mi206428078-118078-1120806(Top 78%)8233(Top 72%)8233(Top 1562%)
20M20.00 mi1.36 mi20638+48099-218099-2120737(Top 78%)8271(Top 72%)8271(Top 1569%)
21M21.00 mi1.00 mi20708-708138-398138-3921522(Top 81%)8746(Top 77%)8746(Top 1660%)
35K21.75 mi0.75 mi20615+938099+398099+3918216(Top 68%)6968(Top 61%)6968(Top 1322%)
23M23.00 mi1.25 mi20488+1278047+528047+5218884(Top 71%)7347(Top 64%)7347(Top 1394%)
24M24.00 mi1.00 mi20397+918004+438004+4318420(Top 69%)7127(Top 62%)7127(Top 1352%)
40K24.85 mi0.85 mi20372+257997+77997+720033(Top 75%)8075(Top 71%)8075(Top 1532%)
25.2M25.20 mi0.35 mi20394-228017-208017-2021680(Top 81%)8947(Top 78%)8947(Top 1698%)
Finish26.22 mi1.02 mi20410-168034-178034-1720806(Top 78%)8467(Top 74%)8467(Top 1607%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 75%
×21stories
+97ft-345ft

Overall

19941

Females

7653

F60-64

7653

5K→10K

3.1 - 6.2 mi

Top 76%
×5stories
+79ft-138ft

Overall

20314

Females

7878

F60-64

7878

10K→15K

6.2 - 9.3 mi

Top 75%
×3stories
+67ft-78ft

Overall

19941

Females

7653

F60-64

7653

15K→20K

9.3 - 12.4 mi

Top 82%
×5stories
+106ft-86ft

Overall

21910

Females

8745

F60-64

8745

20K→Half

12.4 - 13.1 mi

Top 77%
×2stories
+19ft-37ft

Overall

20433

Females

7931

F60-64

7931

Half→25K

13.1 - 15.5 mi

Top 76%
×4stories
+66ft-88ft

Overall

20120

Females

7766

F60-64

7766

25K→30K

15.5 - 18.6 mi

Top 78%
×9stories
+181ft-148ft

Overall

20806

Females

8233

F60-64

8233

30K→20M

18.6 - 20.0 mi

Top 78%
×5stories
+64ft-50ft

Overall

20737

Females

8271

F60-64

8271

20M→21M

20.0 - 21.0 mi

Top 81%
×8stories
+106ft-24ft

Overall

21522

Females

8746

F60-64

8746

21M→35K

21.0 - 21.8 mi

Top 68%
×7stories
+17ft-86ft

Overall

18216

Females

6968

F60-64

6968

35K→23M

21.8 - 23.0 mi

Top 71%
×5stories
+23ft-63ft

Overall

18884

Females

7347

F60-64

7347

23M→24M

23.0 - 24.0 mi

Top 69%
×6stories
+12ft-82ft

Overall

18420

Females

7127

F60-64

7127

24M→40K

24.0 - 24.9 mi

Top 75%
×1story
+6ft-20ft

Overall

20033

Females

8075

F60-64

8075

40K→25.2M

24.9 - 25.2 mi

Top 81%
×1story
+13ft-16ft

Overall

21680

Females

8947

F60-64

8947

25.2M→Finish

25.2 - 26.2 mi

Top 78%
×2stories
+22ft-21ft

Overall

20806

Females

8467

F60-64

8467

Passing Analysis

Category:
Athletes Passed
1592
Passed By
1489
Net Change
+103
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20513
5K → 10K362252+110#20513#20403
10K → 15K281103+178#20403#20225
15K → 20K52589-537#20225#20762
20K → Half3814+24#20762#20738
Half → 25K15357+96#20738#20642
25K → 30K1501500#20642#20642
30K → 20M6864+4#20642#20638
20M → 21M51121-70#20638#20708
21M → 35K952+93#20708#20615
35K → 23M1369+127#20615#20488
23M → 24M1009+91#20488#20397
24M → 40K5530+25#20397#20372
40K → 25.2M1436-22#20372#20394
25.2M → Finish3753-16#20394#20410
TOTALS15921489+103
📊

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