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BOSTON MARATHON 2023

Amy Woods

Bib: 20470•F

MA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Top 45%
Masters (Masters Women)
#0 / 6539
Top 34%
Division (F45-49)
#0 / 1817
Top 39%
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
8:22/mi
26:01
↑ 97↓ 3451.5%
10K· 6.21 mi
8:21/mi
51:59
↑ 79↓ 1380.4%
15K· 9.32 mi
8:20/mi
1:17:52
↑ 67↓ 78
20K· 12.43 mi
8:33/mi
1:44:26
↑ 106↓ 860.1%
Half· 13.11 mi
8:10/mi
1:50:00
↑ 19↓ 370.5%
25K· 15.53 mi
8:20/mi
2:10:13
↑ 66↓ 880.2%
30K· 18.64 mi
8:34/mi
2:36:50
↑ 181↓ 1480.2%
20M
8:38/mi
2:48:34
↑ 64↓ 500.2%
21M
9:01/mi
2:57:35
↑ 106↓ 241.6%
35K· 21.75 mi
8:19/mi
3:03:48
↑ 17↓ 861.7%
23M
8:36/mi
3:14:34
↑ 23↓ 630.6%
24M
8:34/mi
3:23:08
↓ 821.3%
40K· 24.85 mi
8:32/mi
3:30:26
↓ 200.3%
25.2M
9:20/mi
3:33:39
↑ 13↓ 160.2%
Finish· 26.22 mi
8:13/mi
3:42:01
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:50:00
Pace8:23 /mi
2nd Half
Distance13.11 mi
Time1:52:01
Pace8:33 /mi
📊Positive Split: 1.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:18:3126:018:2226:01
8:22
-
10K
6.21 mi11:44:2951:598:2225:58
8:21
-0:01
15K
9.32 mi12:10:221:17:528:2125:53
8:20
-0:01
20K
12.43 mi12:36:561:44:268:2426:34
8:33
+0:13
Half
13.11 mi12:42:301:50:008:235:34
8:10
-0:23
25K
15.53 mi13:02:432:10:138:2320:13
8:20
+0:10
30K
18.64 mi13:29:202:36:508:2526:37
8:34
+0:14
20M
20.00 mi13:41:042:48:348:2611:44
8:38
+0:04
21M
21.00 mi13:50:052:57:358:279:01
9:01
+0:23
35K
21.75 mi13:56:183:03:488:276:13
8:19
-0:42
23M
23.00 mi14:07:043:14:348:2810:46
8:36
+0:17
24M
24.00 mi14:15:383:23:088:288:34
8:34
-0:02
40K
24.85 mi14:22:563:30:268:287:18
8:32
-0:02
25.2M
25.20 mi14:26:093:33:398:293:13
9:20
+0:48
Finish
26.22 mi14:34:313:42:018:288:22
8:13
-1:07

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

8:10 /mi

Average Pace

8:28 /mi

Slowest Pace

9:20 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:29:47

94% of race

Time at Steady Pace

12:14

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:28 /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

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi11:18:3126:018:2226:01
8:22
#16691
10K
6.21 mi11:44:2951:598:2225:58
8:21
#16971
15K
9.32 mi12:10:221:17:528:2125:53
8:20
#16883
20K
12.43 mi12:36:561:44:268:2426:34
8:33
#16973
Half
13.11 mi12:42:301:50:008:235:34
8:10
#16884
25K
15.53 mi13:02:432:10:138:2320:13
8:20
#16626
30K
18.64 mi13:29:202:36:508:2526:37
8:34
#16232
20M
20.00 mi13:41:042:48:348:2611:44
8:38
#16089
21M
21.00 mi13:50:052:57:358:279:01
9:01
#15916
35K
21.75 mi13:56:183:03:488:276:13
8:19
#15803
23M
23.00 mi14:07:043:14:348:2810:46
8:36
#15677
24M
24.00 mi14:15:383:23:088:288:34
8:34
#15630
40K
24.85 mi14:22:563:30:268:287:18
8:32
#15559
25.2M
25.20 mi14:26:093:33:398:293:13
9:20
#15551
Finish
26.22 mi14:34:313:42:018:288:22
8:13
#15454
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi166915723572316739(Top 63%)5751(Top 50%)5751(Top 317%)
10K6.21 mi3.10 mi16971-2805895-1725895-17217294(Top 65%)6054(Top 53%)6054(Top 333%)
15K9.32 mi3.11 mi16883+885845+505845+5016739(Top 63%)5751(Top 50%)5751(Top 317%)
20K12.43 mi3.11 mi16973-905912-675912-6717176(Top 65%)6030(Top 53%)6030(Top 332%)
Half13.11 mi0.68 mi16884+895855+575855+5715550(Top 58%)5022(Top 44%)5022(Top 276%)
25K15.53 mi2.42 mi16626+2585712+1435712+14315197(Top 57%)4961(Top 43%)4961(Top 273%)
30K18.64 mi3.11 mi16232+3945521+1915521+19114740(Top 55%)4778(Top 42%)4778(Top 263%)
20M20.00 mi1.36 mi16089+1435445+765445+7614510(Top 55%)4712(Top 41%)4712(Top 259%)
21M21.00 mi1.00 mi15916+1735362+835362+8313547(Top 51%)4242(Top 37%)4242(Top 233%)
35K21.75 mi0.75 mi15803+1135315+475315+4714201(Top 53%)4681(Top 41%)4681(Top 258%)
23M23.00 mi1.25 mi15677+1265271+445271+4413816(Top 52%)4521(Top 40%)4521(Top 249%)
24M24.00 mi1.00 mi15630+475257+145257+1414898(Top 56%)5175(Top 45%)5175(Top 285%)
40K24.85 mi0.85 mi15559+715221+365221+3613623(Top 51%)4544(Top 40%)4544(Top 250%)
25.2M25.20 mi0.35 mi15551+85222-15222-114390(Top 54%)4960(Top 43%)4960(Top 273%)
Finish26.22 mi1.02 mi15454+975179+435179+4313548(Top 51%)4503(Top 39%)4503(Top 248%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 63%
×21story building
+97ft-345ft

Overall

16739

Females

5751

F45-49

5751

5K→10K

3.1 - 6.2 mi

Top 65%
×5story building
+79ft-138ft

Overall

17294

Females

6054

F45-49

6054

10K→15K

6.2 - 9.3 mi

Top 63%
×3story building
+67ft-78ft

Overall

16739

Females

5751

F45-49

5751

15K→20K

9.3 - 12.4 mi

Top 65%
×5story building
+106ft-86ft

Overall

17176

Females

6030

F45-49

6030

20K→Half

12.4 - 13.1 mi

Top 58%
×2story building
+19ft-37ft

Overall

15550

Females

5022

F45-49

5022

Half→25K

13.1 - 15.5 mi

Top 57%
×4story building
+66ft-88ft

Overall

15197

Females

4961

F45-49

4961

25K→30K

15.5 - 18.6 mi

Top 55%
×9story building
+181ft-148ft

Overall

14740

Females

4778

F45-49

4778

30K→20M

18.6 - 20.0 mi

Top 55%
×5story building
+64ft-50ft

Overall

14510

Females

4712

F45-49

4712

20M→21M

20.0 - 21.0 mi

Top 51%
×8story building
+106ft-24ft

Overall

13547

Females

4242

F45-49

4242

21M→35K

21.0 - 21.8 mi

Top 53%
×7story building
+17ft-86ft

Overall

14201

Females

4681

F45-49

4681

35K→23M

21.8 - 23.0 mi

Top 52%
×5story building
+23ft-63ft

Overall

13816

Females

4521

F45-49

4521

23M→24M

23.0 - 24.0 mi

Top 56%
×6story building
+12ft-82ft

Overall

14898

Females

5175

F45-49

5175

24M→40K

24.0 - 24.9 mi

Top 51%
×1story
+6ft-20ft

Overall

13623

Females

4544

F45-49

4544

40K→25.2M

24.9 - 25.2 mi

Top 54%
×1story
+13ft-16ft

Overall

14390

Females

4960

F45-49

4960

25.2M→Finish

25.2 - 26.2 mi

Top 51%
×2story building
+22ft-21ft

Overall

13548

Females

4503

F45-49

4503

Passing Analysis

Category:
Athletes Passed
2339
Passed By
1102
Net Change
+1237
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16691
5K → 10K188468-280#16691#16971
10K → 15K255167+88#16971#16883
15K → 20K149239-90#16883#16973
20K → Half923+89#16973#16884
Half → 25K27921+258#16884#16626
25K → 30K42127+394#16626#16232
30K → 20M15815+143#16232#16089
20M → 21M18815+173#16089#15916
21M → 35K1218+113#15916#15803
35K → 23M14721+126#15803#15677
23M → 24M8942+47#15677#15630
24M → 40K9625+71#15630#15559
40K → 25.2M3224+8#15559#15551
25.2M → Finish12427+97#15551#15454
TOTALS23391102+1237
📊

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