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BOSTON MARATHON 2023

F. Deborah Macdonald-Mcgee

ON

Bib: 23972 F

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 5%
Race Day Weather
49°/39°F
light intensity drizzle

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
8:54/mi
27:40
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
8:55/mi
55:22
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
9:02/mi
1:23:25
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
9:10/mi
1:51:53
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
8:59/mi
1:58:01
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
9:16/mi
2:20:29
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
9:38/mi
2:50:25
↑ 181↓ 1480.2%
138 ft elev
20M
9:53/mi
3:03:51
↑ 64↓ 500.2%
148 ft elev
21M
10:56/mi
3:14:47
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
9:37/mi
3:21:59
↑ 17↓ 861.7%
156 ft elev
23M
10:00/mi
3:34:30
↑ 23↓ 630.6%
116 ft elev
24M
9:46/mi
3:44:16
↓ 821.3%
34 ft elev
40K· 24.85 mi
9:49/mi
3:52:40
↓ 200.3%
20 ft elev
25.2M
10:15/mi
3:56:12
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
9:12/mi
4:05:35
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

Half Splits

1st Half· via Half
1:58:019:00 /mi⚡ faster
2nd Half
2:07:349:44 /mi+8.1%
Positive split — 8.1% slower in the second half
Is this your race?

Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:24:2827:408:5427:40
8:54
-
10K
6.21 mi11:52:1055:228:5527:42
8:55
+0:01
15K
9.32 mi12:20:131:23:258:5728:03
9:02
+0:07
20K
12.43 mi12:48:411:51:539:0028:28
9:10
+0:08
Half
13.11 mi12:54:491:58:019:006:08
8:59
-0:11
25K
15.53 mi13:17:172:20:299:0322:28
9:16
+0:17
30K
18.64 mi13:47:132:50:259:0929:56
9:38
+0:22
20M
20.00 mi14:00:393:03:519:1213:26
9:53
+0:15
21M
21.00 mi14:11:353:14:479:1710:56
10:56
+1:03
35K
21.75 mi14:18:473:21:599:177:12
9:37
-1:19
23M
23.00 mi14:31:183:34:309:2012:31
10:00
+0:23
24M
24.00 mi14:41:043:44:169:219:46
9:46
-0:14
40K
24.85 mi14:49:283:52:409:228:24
9:49
+0:03
25.2M
25.20 mi14:53:003:56:129:223:32
10:15
+0:26
Finish
26.22 mi15:02:234:05:359:229:23
9:12
-1:03

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

8:54 /mi

Average Pace

9:22 /mi

Slowest Pace

10:56 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Segment Time Comparison

Time at Faster Pace

2:29:52

61% of race

Time at Steady Pace

1:08:44

28% of race

Time at Slower Pace

26:59

11% of race

Average Pace: 9:22 /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 mi11:24:2827:408:5427:40
8:54
#20024
10K
6.21 mi11:52:1055:228:5527:42
8:55
#20260
15K
9.32 mi12:20:131:23:258:5728:03
9:02
#20345
20K
12.43 mi12:48:411:51:539:0028:28
9:10
#20383
Half
13.11 mi12:54:491:58:019:006:08
8:59
#20376
25K
15.53 mi13:17:172:20:299:0322:28
9:16
#20336
30K
18.64 mi13:47:132:50:259:0929:56
9:38
#20244
20M
20.00 mi14:00:393:03:519:1213:26
9:53
#20224
21M
21.00 mi14:11:353:14:479:1710:56
10:56
#20243
35K
21.75 mi14:18:473:21:599:177:12
9:37
#20246
23M
23.00 mi14:31:183:34:309:2012:31
10:00
#20221
24M
24.00 mi14:41:043:44:169:219:46
9:46
#20223
40K
24.85 mi14:49:283:52:409:228:24
9:49
#20186
25.2M
25.20 mi14:53:003:56:129:223:32
10:15
#20148
Finish
26.22 mi15:02:234:05:359:229:23
9:12
#20101
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF70-74Seg. OverallSeg. FemalesSeg. F70-74
5K3.11 mi3.11 mi20024783378332063080308030
10K6.21 mi3.10 mi20260-2367900-677900-672049879777977
15K9.32 mi3.11 mi20345-857928-287928-282063080308030
20K12.43 mi3.11 mi20383-387935-77935-72042979227922
Half13.11 mi0.68 mi20376+77928+77928+72042779257925
25K15.53 mi2.42 mi20336+407896+327896+322008777457745
30K18.64 mi3.11 mi20244+927867+297867+291992377217721
20M20.00 mi1.36 mi20224+207870-37870-32014379467946
21M21.00 mi1.00 mi20243-197890-207890-202068482808280
35K21.75 mi0.75 mi20246-37903-137903-132023480728072
23M23.00 mi1.25 mi20221+257894+97894+91999079517951
24M24.00 mi1.00 mi20223-27904-107904-102012180398039
40K24.85 mi0.85 mi20186+377893+117893+111948277637763
25.2M25.20 mi0.35 mi20148+387880+137880+131834971587158
Finish26.22 mi1.02 mi20101+477861+197861+191898174337433

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 77%
×21story building
+97ft-345ft

Overall

20630

Females

8030

F70-74

8030

5K→10K

3.1 - 6.2 mi

Top 77%
×5story building
+79ft-138ft

Overall

20498

Females

7977

F70-74

7977

10K→15K

6.2 - 9.3 mi

Top 77%
×3story building
+67ft-78ft

Overall

20630

Females

8030

F70-74

8030

15K→20K

9.3 - 12.4 mi

Top 77%
×5story building
+106ft-86ft

Overall

20429

Females

7922

F70-74

7922

20K→Half

12.4 - 13.1 mi

Top 77%
×2story building
+19ft-37ft

Overall

20427

Females

7925

F70-74

7925

Half→25K

13.1 - 15.5 mi

Top 75%
×4story building
+66ft-88ft

Overall

20087

Females

7745

F70-74

7745

25K→30K

15.5 - 18.6 mi

Top 75%
×9story building
+181ft-148ft

Overall

19923

Females

7721

F70-74

7721

30K→20M

18.6 - 20.0 mi

Top 76%
×5story building
+64ft-50ft

Overall

20143

Females

7946

F70-74

7946

20M→21M

20.0 - 21.0 mi

Top 78%
×8story building
+106ft-24ft

Overall

20684

Females

8280

F70-74

8280

21M→35K

21.0 - 21.8 mi

Top 76%
×7story building
+17ft-86ft

Overall

20234

Females

8072

F70-74

8072

35K→23M

21.8 - 23.0 mi

Top 75%
×5story building
+23ft-63ft

Overall

19990

Females

7951

F70-74

7951

23M→24M

23.0 - 24.0 mi

Top 76%
×6story building
+12ft-82ft

Overall

20121

Females

8039

F70-74

8039

24M→40K

24.0 - 24.9 mi

Top 73%
×1story
+6ft-20ft

Overall

19482

Females

7763

F70-74

7763

40K→25.2M

24.9 - 25.2 mi

Top 69%
×1story
+13ft-16ft

Overall

18349

Females

7158

F70-74

7158

25.2M→Finish

25.2 - 26.2 mi

Top 71%
×2story building
+22ft-21ft

Overall

18981

Females

7433

F70-74

7433

Passing Analysis

Category:
Athletes Passed
1335
Passed By
1412
Net Change
-77
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20024
5K → 10K192428-236#20024#20260
10K → 15K142227-85#20260#20345
15K → 20K156194-38#20345#20383
20K → Half3023+7#20383#20376
Half → 25K13292+40#20376#20336
25K → 30K195103+92#20336#20244
30K → 20M9070+20#20244#20224
20M → 21M6988-19#20224#20243
21M → 35K3235-3#20243#20246
35K → 23M8459+25#20246#20221
23M → 24M4850-2#20221#20223
24M → 40K6023+37#20223#20186
40K → 25.2M424+38#20186#20148
25.2M → Finish6316+47#20148#20101
TOTALS13351412-77

Passing Charts

Category:
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Passing Circle

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Position Flow

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Race Lanes

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