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BOSTON MARATHON 2023

Debi Nechleba

Bib: 24380•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 (F65-69)
#0 / 221
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
9:15/mi
28:44
↑ 97↓ 3451.5%
10K· 6.21 mi
9:46/mi
59:05
↑ 79↓ 1380.4%
15K· 9.32 mi
10:21/mi
1:31:13
↑ 67↓ 78
20K· 12.43 mi
10:58/mi
2:05:16
↑ 106↓ 860.1%
Half· 13.11 mi
10:04/mi
2:12:08
↑ 19↓ 370.5%
25K· 15.53 mi
10:49/mi
2:38:21
↑ 66↓ 880.2%
30K· 18.64 mi
12:06/mi
3:15:56
↑ 181↓ 1480.2%
20M
11:42/mi
3:31:50
↑ 64↓ 500.2%
21M
12:33/mi
3:44:23
↑ 106↓ 241.6%
35K· 21.75 mi
11:44/mi
3:53:10
↑ 17↓ 861.7%
23M
11:56/mi
4:08:06
↑ 23↓ 630.6%
24M
11:14/mi
4:19:20
↓ 821.3%
40K· 24.85 mi
11:18/mi
4:29:00
↓ 200.3%
25.2M
13:09/mi
4:33:32
↑ 13↓ 160.2%
Finish· 26.22 mi
10:45/mi
4:44:29
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:12:08
Pace10:05 /mi
2nd Half
Distance13.11 mi
Time2:32:21
Pace11:37 /mi
📊Positive Split: 15.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:44:1228:449:1528:44
9:15
-
10K
6.21 mi12:14:3359:059:3130:21
9:46
+0:31
15K
9.32 mi12:46:411:31:139:4732:08
10:21
+0:35
20K
12.43 mi13:20:442:05:1610:0534:03
10:58
+0:37
Half
13.11 mi13:27:362:12:0810:056:52
10:04
-0:54
25K
15.53 mi13:53:492:38:2110:1226:13
10:49
+0:45
30K
18.64 mi14:31:243:15:5610:3137:35
12:06
+1:17
20M
20.00 mi14:47:183:31:5010:3515:54
11:42
-0:24
21M
21.00 mi14:59:513:44:2310:4112:33
12:33
+0:51
35K
21.75 mi15:08:383:53:1010:438:47
11:44
-0:49
23M
23.00 mi15:23:344:08:0610:4714:56
11:56
+0:12
24M
24.00 mi15:34:484:19:2010:4811:14
11:14
-0:42
40K
24.85 mi15:44:284:29:0010:499:40
11:18
+0:04
25.2M
25.20 mi15:49:004:33:3210:514:32
13:09
+1:51
Finish
26.22 mi15:59:574:44:2910:5110:57
10:45
-2:24

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

9:15 /mi

Average Pace

10:51 /mi

Slowest Pace

13:09 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:38:05

34% of race

Time at Steady Pace

1:56:48

41% of race

Time at Slower Pace

1:09:36

24% of race

Average Pace: 10:51 /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 mi11:44:1228:449:1528:44
9:15
#21377
10K
6.21 mi12:14:3359:059:3130:21
9:46
#22352
15K
9.32 mi12:46:411:31:139:4732:08
10:21
#23119
20K
12.43 mi13:20:442:05:1610:0534:03
10:58
#23599
Half
13.11 mi13:27:362:12:0810:056:52
10:04
#23592
25K
15.53 mi13:53:492:38:2110:1226:13
10:49
#23592
30K
18.64 mi14:31:243:15:5610:3137:35
12:06
#23838
20M
20.00 mi14:47:183:31:5010:3515:54
11:42
#23848
21M
21.00 mi14:59:513:44:2310:4112:33
12:33
#23838
35K
21.75 mi15:08:383:53:1010:438:47
11:44
#23866
23M
23.00 mi15:23:344:08:0610:4714:56
11:56
#23895
24M
24.00 mi15:34:484:19:2010:4811:14
11:14
#23875
40K
24.85 mi15:44:284:29:0010:499:40
11:18
#23843
25.2M
25.20 mi15:49:004:33:3210:514:32
13:09
#23846
Finish
26.22 mi15:59:574:44:2910:5110:57
10:45
#23847
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF65-69Seg. OverallSeg. FemalesSeg. F65-69
5K3.11 mi3.11 mi213778568856824172(Top 91%)9990(Top 87%)9990(Top 4520%)
10K6.21 mi3.10 mi22352-9759025-4579025-45723216(Top 87%)9457(Top 83%)9457(Top 4279%)
15K9.32 mi3.11 mi23119-7679414-3899414-38924172(Top 91%)9990(Top 87%)9990(Top 4520%)
20K12.43 mi3.11 mi23599-4809664-2509664-25024580(Top 92%)10245(Top 90%)10245(Top 4636%)
Half13.11 mi0.68 mi23592+79660+49660+423428(Top 88%)9595(Top 84%)9595(Top 4342%)
25K15.53 mi2.42 mi235929669-99669-923691(Top 89%)9784(Top 86%)9784(Top 4427%)
30K18.64 mi3.11 mi23838-2469829-1609829-16024603(Top 92%)10342(Top 91%)10342(Top 4680%)
20M20.00 mi1.36 mi23848-109842-139842-1323815(Top 89%)9973(Top 87%)9973(Top 4513%)
21M21.00 mi1.00 mi23838+109849-79849-723522(Top 88%)9823(Top 86%)9823(Top 4445%)
35K21.75 mi0.75 mi23866-289870-219870-2124411(Top 92%)10344(Top 91%)10344(Top 4681%)
23M23.00 mi1.25 mi23895-299897-279897-2723898(Top 90%)10064(Top 88%)10064(Top 4554%)
24M24.00 mi1.00 mi23875+209893+49893+423477(Top 88%)9886(Top 87%)9886(Top 4473%)
40K24.85 mi0.85 mi23843+329883+109883+1022915(Top 86%)9619(Top 84%)9619(Top 4352%)
25.2M25.20 mi0.35 mi23846-39886-39886-324152(Top 91%)10257(Top 90%)10257(Top 4641%)
Finish26.22 mi1.02 mi23847-19892-69892-623507(Top 88%)9911(Top 87%)9911(Top 4485%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 91%
×21story building
+97ft-345ft

Overall

24172

Females

9990

F65-69

9990

5K→10K

3.1 - 6.2 mi

Top 87%
×5story building
+79ft-138ft

Overall

23216

Females

9457

F65-69

9457

10K→15K

6.2 - 9.3 mi

Top 91%
×3story building
+67ft-78ft

Overall

24172

Females

9990

F65-69

9990

15K→20K

9.3 - 12.4 mi

Top 92%
×5story building
+106ft-86ft

Overall

24580

Females

10245

F65-69

10245

20K→Half

12.4 - 13.1 mi

Top 88%
×2story building
+19ft-37ft

Overall

23428

Females

9595

F65-69

9595

Half→25K

13.1 - 15.5 mi

Top 89%
×4story building
+66ft-88ft

Overall

23691

Females

9784

F65-69

9784

25K→30K

15.5 - 18.6 mi

Top 92%
×9story building
+181ft-148ft

Overall

24603

Females

10342

F65-69

10342

30K→20M

18.6 - 20.0 mi

Top 89%
×5story building
+64ft-50ft

Overall

23815

Females

9973

F65-69

9973

20M→21M

20.0 - 21.0 mi

Top 88%
×8story building
+106ft-24ft

Overall

23522

Females

9823

F65-69

9823

21M→35K

21.0 - 21.8 mi

Top 92%
×7story building
+17ft-86ft

Overall

24411

Females

10344

F65-69

10344

35K→23M

21.8 - 23.0 mi

Top 90%
×5story building
+23ft-63ft

Overall

23898

Females

10064

F65-69

10064

23M→24M

23.0 - 24.0 mi

Top 88%
×6story building
+12ft-82ft

Overall

23477

Females

9886

F65-69

9886

24M→40K

24.0 - 24.9 mi

Top 86%
×1story
+6ft-20ft

Overall

22915

Females

9619

F65-69

9619

40K→25.2M

24.9 - 25.2 mi

Top 91%
×1story
+13ft-16ft

Overall

24152

Females

10257

F65-69

10257

25.2M→Finish

25.2 - 26.2 mi

Top 88%
×2story building
+22ft-21ft

Overall

23507

Females

9911

F65-69

9911

Passing Analysis

Category:
Athletes Passed
502
Passed By
2972
Net Change
-2470
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21377
5K → 10K361011-975#21377#22352
10K → 15K20787-767#22352#23119
15K → 20K25505-480#23119#23599
20K → Half2922+7#23599#23592
Half → 25K89890#23592#23592
25K → 30K40286-246#23592#23838
30K → 20M4858-10#23838#23848
20M → 21M5444+10#23848#23838
21M → 35K1442-28#23838#23866
35K → 23M2958-29#23866#23895
23M → 24M4222+20#23895#23875
24M → 40K4412+32#23875#23843
40K → 25.2M1013-3#23843#23846
25.2M → Finish2223-1#23846#23847
TOTALS5022972-2470
📊

Passing Visuals

Category:
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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