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BOSTON MARATHON 2023

Amanda Baker

Bib: 17960•F

CA

0:00
0:00
/ mi
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Top 42%
Division (F18-39)
#0 / 4884
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
8:18/mi
25:48
↑ 97↓ 3451.5%
10K· 6.21 mi
7:59/mi
50:36
↑ 79↓ 1380.4%
15K· 9.32 mi
8:02/mi
1:15:32
↑ 67↓ 78
20K· 12.43 mi
8:09/mi
1:40:52
↑ 106↓ 860.1%
Half· 13.11 mi
8:05/mi
1:46:23
↑ 19↓ 370.5%
25K· 15.53 mi
8:20/mi
2:06:35
↑ 66↓ 880.2%
30K· 18.64 mi
8:34/mi
2:33:12
↑ 181↓ 1480.2%
20M
8:41/mi
2:45:00
↑ 64↓ 500.2%
21M
9:26/mi
2:54:26
↑ 106↓ 241.6%
35K· 21.75 mi
8:20/mi
3:00:40
↑ 17↓ 861.7%
23M
8:47/mi
3:11:40
↑ 23↓ 630.6%
24M
8:26/mi
3:20:06
↓ 821.3%
40K· 24.85 mi
8:37/mi
3:27:28
↓ 200.3%
25.2M
9:37/mi
3:30:47
↑ 13↓ 160.2%
Finish· 26.22 mi
8:32/mi
3:39:29
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:46:23
Pace8:07 /mi
2nd Half
Distance13.11 mi
Time1:53:06
Pace8:38 /mi
📊Positive Split: 6.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:16:3025:488:1825:48
8:18
-
10K
6.21 mi11:41:1850:368:0924:48
7:59
-0:19
15K
9.32 mi12:06:141:15:328:0624:56
8:02
+0:03
20K
12.43 mi12:31:341:40:528:0725:20
8:09
+0:07
Half
13.11 mi12:37:051:46:238:075:31
8:05
-0:04
25K
15.53 mi12:57:172:06:358:0920:12
8:20
+0:15
30K
18.64 mi13:23:542:33:128:1326:37
8:34
+0:14
20M
20.00 mi13:35:422:45:008:1511:48
8:41
+0:07
21M
21.00 mi13:45:082:54:268:189:26
9:26
+0:45
35K
21.75 mi13:51:223:00:408:186:14
8:20
-1:06
23M
23.00 mi14:02:223:11:408:2011:00
8:47
+0:27
24M
24.00 mi14:10:483:20:068:208:26
8:26
-0:21
40K
24.85 mi14:18:103:27:288:217:22
8:37
+0:11
25.2M
25.20 mi14:21:293:30:478:223:19
9:37
+1:00
Finish
26.22 mi14:30:113:39:298:238:42
8:32
-1:05

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

7:59 /mi

Average Pace

8:23 /mi

Slowest Pace

9:37 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:20:35

37% of race

Time at Steady Pace

1:43:21

47% of race

Time at Slower Pace

35:33

16% of race

Average Pace: 8:22 /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 mi11:16:3025:488:1825:48
8:18
#16189
10K
6.21 mi11:41:1850:368:0924:48
7:59
#15420
15K
9.32 mi12:06:141:15:328:0624:56
8:02
#15147
20K
12.43 mi12:31:341:40:528:0725:20
8:09
#14999
Half
13.11 mi12:37:051:46:238:075:31
8:05
#14983
25K
15.53 mi12:57:172:06:358:0920:12
8:20
#14981
30K
18.64 mi13:23:542:33:128:1326:37
8:34
#14941
20M
20.00 mi13:35:422:45:008:1511:48
8:41
#14910
21M
21.00 mi13:45:082:54:268:189:26
9:26
#14924
35K
21.75 mi13:51:223:00:408:186:14
8:20
#14900
23M
23.00 mi14:02:223:11:408:2011:00
8:47
#14890
24M
24.00 mi14:10:483:20:068:208:26
8:26
#14825
40K
24.85 mi14:18:103:27:288:217:22
8:37
#14762
25.2M
25.20 mi14:21:293:30:478:223:19
9:37
#14774
Finish
26.22 mi14:30:113:39:298:238:42
8:32
#14817
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi161895399539914614(Top 55%)4457(Top 39%)4457(Top 91%)
10K6.21 mi3.10 mi15420+7694915+4844915+48414698(Top 55%)4481(Top 39%)4481(Top 92%)
15K9.32 mi3.11 mi15147+2734753+1624753+16214614(Top 55%)4457(Top 39%)4457(Top 91%)
20K12.43 mi3.11 mi14999+1484684+694684+6914642(Top 55%)4493(Top 39%)4493(Top 92%)
Half13.11 mi0.68 mi14983+164675+94675+915100(Top 57%)4745(Top 42%)4745(Top 97%)
25K15.53 mi2.42 mi14981+24700-254700-2515153(Top 57%)4940(Top 43%)4940(Top 101%)
30K18.64 mi3.11 mi14941+404708-84708-814736(Top 55%)4774(Top 42%)4774(Top 98%)
20M20.00 mi1.36 mi14910+314712-44712-414765(Top 55%)4865(Top 43%)4865(Top 100%)
21M21.00 mi1.00 mi14924-144743-314743-3115657(Top 59%)5428(Top 48%)5428(Top 111%)
35K21.75 mi0.75 mi14900+244748-54748-514322(Top 54%)4739(Top 41%)4739(Top 97%)
23M23.00 mi1.25 mi14890+104767-194767-1914925(Top 56%)5125(Top 45%)5125(Top 105%)
24M24.00 mi1.00 mi14825+654746+214746+2114104(Top 53%)4731(Top 41%)4731(Top 97%)
40K24.85 mi0.85 mi14762+634735+114735+1114074(Top 53%)4785(Top 42%)4785(Top 98%)
25.2M25.20 mi0.35 mi14774-124755-204755-2015772(Top 59%)5728(Top 50%)5728(Top 117%)
Finish26.22 mi1.02 mi14817-434799-444799-4415647(Top 59%)5615(Top 49%)5615(Top 115%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 55%
×21story building
+97ft-345ft

Overall

14614

Females

4457

F18-39

4457

5K→10K

3.1 - 6.2 mi

Top 55%
×5story building
+79ft-138ft

Overall

14698

Females

4481

F18-39

4481

10K→15K

6.2 - 9.3 mi

Top 55%
×3story building
+67ft-78ft

Overall

14614

Females

4457

F18-39

4457

15K→20K

9.3 - 12.4 mi

Top 55%
×5story building
+106ft-86ft

Overall

14642

Females

4493

F18-39

4493

20K→Half

12.4 - 13.1 mi

Top 57%
×2story building
+19ft-37ft

Overall

15100

Females

4745

F18-39

4745

Half→25K

13.1 - 15.5 mi

Top 57%
×4story building
+66ft-88ft

Overall

15153

Females

4940

F18-39

4940

25K→30K

15.5 - 18.6 mi

Top 55%
×9story building
+181ft-148ft

Overall

14736

Females

4774

F18-39

4774

30K→20M

18.6 - 20.0 mi

Top 55%
×5story building
+64ft-50ft

Overall

14765

Females

4865

F18-39

4865

20M→21M

20.0 - 21.0 mi

Top 59%
×8story building
+106ft-24ft

Overall

15657

Females

5428

F18-39

5428

21M→35K

21.0 - 21.8 mi

Top 54%
×7story building
+17ft-86ft

Overall

14322

Females

4739

F18-39

4739

35K→23M

21.8 - 23.0 mi

Top 56%
×5story building
+23ft-63ft

Overall

14925

Females

5125

F18-39

5125

23M→24M

23.0 - 24.0 mi

Top 53%
×6story building
+12ft-82ft

Overall

14104

Females

4731

F18-39

4731

24M→40K

24.0 - 24.9 mi

Top 53%
×1story
+6ft-20ft

Overall

14074

Females

4785

F18-39

4785

40K→25.2M

24.9 - 25.2 mi

Top 59%
×1story
+13ft-16ft

Overall

15772

Females

5728

F18-39

5728

25.2M→Finish

25.2 - 26.2 mi

Top 59%
×2story building
+22ft-21ft

Overall

15647

Females

5615

F18-39

5615

Passing Analysis

Category:
Athletes Passed
2393
Passed By
1021
Net Change
+1372
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16189
5K → 10K84576+769#16189#15420
10K → 15K34572+273#15420#15147
15K → 20K262114+148#15147#14999
20K → Half4125+16#14999#14983
Half → 25K137135+2#14983#14981
25K → 30K191151+40#14981#14941
30K → 20M9463+31#14941#14910
20M → 21M7993-14#14910#14924
21M → 35K6339+24#14924#14900
35K → 23M8878+10#14900#14890
23M → 24M9530+65#14890#14825
24M → 40K8724+63#14825#14762
40K → 25.2M2638-12#14762#14774
25.2M → Finish4083-43#14774#14817
TOTALS23931021+1372
📊

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