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BOSTON MARATHON 2023

Silvia Drummond

Bib: 22169 F BR

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Division (F55-59)
#0 / 815
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
8:22/mi
26:00
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
8:23/mi
52:04
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
9:00/mi
1:20:01
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
9:38/mi
1:49:58
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
9:30/mi
1:56:27
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
9:43/mi
2:20:00
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
10:09/mi
2:51:33
↑ 181↓ 1480.2%
138 ft elev
20M
10:08/mi
3:05:19
↑ 64↓ 500.2%
148 ft elev
21M
10:50/mi
3:16:09
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
9:36/mi
3:23:20
↑ 17↓ 861.7%
156 ft elev
23M
10:04/mi
3:35:56
↑ 23↓ 630.6%
116 ft elev
24M
9:47/mi
3:45:43
↓ 821.3%
34 ft elev
40K· 24.85 mi
10:07/mi
3:54:22
↓ 200.3%
20 ft elev
25.2M
10:47/mi
3:58:05
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
10:13/mi
4:08:30
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:56:27
Pace8:53 /mi
2nd Half
Distance13.11 mi
Time2:12:03
Pace10:04 /mi
📊Positive Split: 13.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:20:1226:008:2226:00
8:22
-
10K
6.21 mi11:46:1652:048:2326:04
8:23
+0:01
15K
9.32 mi12:14:131:20:018:3527:57
9:00
+0:37
20K
12.43 mi12:44:101:49:588:5129:57
9:38
+0:38
Half
13.11 mi12:50:391:56:278:536:29
9:30
-0:08
25K
15.53 mi13:14:122:20:009:0123:33
9:43
+0:13
30K
18.64 mi13:45:452:51:339:1231:33
10:09
+0:26
20M
20.00 mi13:59:313:05:199:1613:46
10:08
-0:01
21M
21.00 mi14:10:213:16:099:2010:50
10:50
+0:42
35K
21.75 mi14:17:323:23:209:217:11
9:36
-1:14
23M
23.00 mi14:30:083:35:569:2312:36
10:04
+0:28
24M
24.00 mi14:39:553:45:439:249:47
9:47
-0:17
40K
24.85 mi14:48:343:54:229:268:39
10:07
+0:20
25.2M
25.20 mi14:52:173:58:059:273:43
10:47
+0:40
Finish
26.22 mi15:02:424:08:309:2910:25
10:13
-0:34

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

8:22 /mi

Average Pace

9:29 /mi

Slowest Pace

10:50 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:20:01

32% of race

Time at Steady Pace

1:51:58

45% of race

Time at Slower Pace

56:31

23% of race

Average Pace: 9:29 /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 mi11:20:1226:008:2226:00
8:22
#16661
10K
6.21 mi11:46:1652:048:2326:04
8:23
#17073
15K
9.32 mi12:14:131:20:018:3527:57
9:00
#18399
20K
12.43 mi12:44:101:49:588:5129:57
9:38
#19584
Half
13.11 mi12:50:391:56:278:536:29
9:30
#19781
25K
15.53 mi13:14:122:20:009:0123:33
9:43
#20179
30K
18.64 mi13:45:452:51:339:1231:33
10:09
#20470
20M
20.00 mi13:59:313:05:199:1613:46
10:08
#20504
21M
21.00 mi14:10:213:16:099:2010:50
10:50
#20478
35K
21.75 mi14:17:323:23:209:217:11
9:36
#20452
23M
23.00 mi14:30:083:35:569:2312:36
10:04
#20427
24M
24.00 mi14:39:553:45:439:249:47
9:47
#20409
40K
24.85 mi14:48:343:54:229:268:39
10:07
#20391
25.2M
25.20 mi14:52:173:58:059:273:43
10:47
#20381
Finish
26.22 mi15:02:424:08:309:2910:25
10:13
#20459
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi3.11 mi166615709570920501(Top 77%)7958(Top 70%)7958(Top 976%)
10K6.21 mi3.10 mi17073-4125967-2585967-25817544(Top 66%)6212(Top 54%)6212(Top 762%)
15K9.32 mi3.11 mi18399-13266747-7806747-78020501(Top 77%)7958(Top 70%)7958(Top 976%)
20K12.43 mi3.11 mi19584-11857479-7327479-73221973(Top 83%)8785(Top 77%)8785(Top 1078%)
Half13.11 mi0.68 mi19781-1977584-1057584-10522115(Top 83%)8839(Top 77%)8839(Top 1085%)
25K15.53 mi2.42 mi20179-3987806-2227806-22221506(Top 81%)8558(Top 75%)8558(Top 1050%)
30K18.64 mi3.11 mi20470-2917994-1887994-18821430(Top 80%)8590(Top 75%)8590(Top 1054%)
20M20.00 mi1.36 mi20504-348024-308024-3020832(Top 78%)8319(Top 73%)8319(Top 1021%)
21M21.00 mi1.00 mi20478+268017+78017+720469(Top 77%)8179(Top 72%)8179(Top 1004%)
35K21.75 mi0.75 mi20452+268015+28015+220184(Top 76%)8041(Top 70%)8041(Top 987%)
23M23.00 mi1.25 mi20427+258014+18014+120183(Top 76%)8067(Top 71%)8067(Top 990%)
24M24.00 mi1.00 mi20409+188013+18013+120182(Top 76%)8075(Top 71%)8075(Top 991%)
40K24.85 mi0.85 mi20391+188009+48009+420295(Top 76%)8216(Top 72%)8216(Top 1008%)
25.2M25.20 mi0.35 mi20381+108007+28007+219945(Top 75%)8034(Top 70%)8034(Top 986%)
Finish26.22 mi1.02 mi20459-788064-578064-5722359(Top 84%)9305(Top 81%)9305(Top 1142%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 77%
×21story building
+97ft-345ft

Overall

20501

Females

7958

F55-59

7958

5K→10K

3.1 - 6.2 mi

Top 66%
×5story building
+79ft-138ft

Overall

17544

Females

6212

F55-59

6212

10K→15K

6.2 - 9.3 mi

Top 77%
×3story building
+67ft-78ft

Overall

20501

Females

7958

F55-59

7958

15K→20K

9.3 - 12.4 mi

Top 83%
×5story building
+106ft-86ft

Overall

21973

Females

8785

F55-59

8785

20K→Half

12.4 - 13.1 mi

Top 83%
×2story building
+19ft-37ft

Overall

22115

Females

8839

F55-59

8839

Half→25K

13.1 - 15.5 mi

Top 81%
×4story building
+66ft-88ft

Overall

21506

Females

8558

F55-59

8558

25K→30K

15.5 - 18.6 mi

Top 80%
×9story building
+181ft-148ft

Overall

21430

Females

8590

F55-59

8590

30K→20M

18.6 - 20.0 mi

Top 78%
×5story building
+64ft-50ft

Overall

20832

Females

8319

F55-59

8319

20M→21M

20.0 - 21.0 mi

Top 77%
×8story building
+106ft-24ft

Overall

20469

Females

8179

F55-59

8179

21M→35K

21.0 - 21.8 mi

Top 76%
×7story building
+17ft-86ft

Overall

20184

Females

8041

F55-59

8041

35K→23M

21.8 - 23.0 mi

Top 76%
×5story building
+23ft-63ft

Overall

20183

Females

8067

F55-59

8067

23M→24M

23.0 - 24.0 mi

Top 76%
×6story building
+12ft-82ft

Overall

20182

Females

8075

F55-59

8075

24M→40K

24.0 - 24.9 mi

Top 76%
×1story
+6ft-20ft

Overall

20295

Females

8216

F55-59

8216

40K→25.2M

24.9 - 25.2 mi

Top 75%
×1story
+13ft-16ft

Overall

19945

Females

8034

F55-59

8034

25.2M→Finish

25.2 - 26.2 mi

Top 84%
×2story building
+22ft-21ft

Overall

22359

Females

9305

F55-59

9305

Passing Analysis

Category:
Athletes Passed
728
Passed By
4526
Net Change
-3798
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16661
5K → 10K159571-412#16661#17073
10K → 15K181344-1326#17073#18399
15K → 20K151200-1185#18399#19584
20K → Half4201-197#19584#19781
Half → 25K37435-398#19781#20179
25K → 30K73364-291#20179#20470
30K → 20M6397-34#20470#20504
20M → 21M8256+26#20504#20478
21M → 35K5529+26#20478#20452
35K → 23M8156+25#20452#20427
23M → 24M4830+18#20427#20409
24M → 40K4931+18#20409#20391
40K → 25.2M2717+10#20391#20381
25.2M → Finish1795-78#20381#20459
TOTALS7284526-3798
📊

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