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BOSTON MARATHON 2023

Amanda Loomis

Bib: 27474•F

MA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Top 47%
Masters (Masters Women)
#0 / 6539
Top 37%
Division (F40-44)
#0 / 1878
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
26:48
Rank: #18390
Start → 5K
26:48 | 8:38/mi
10K· 6.21 mi
52:13
Rank: #17235 (+1155)
5K → 10K
25:25 | 8:11/mi
15K· 9.32 mi
1:18:00
Rank: #16982 (+253)
10K → 15K
25:47 | 8:18/mi
20K· 12.43 mi
1:43:04
Rank: #16237 (+745)
15K → 20K
25:04 | 8:04/mi
Half· 13.11 mi
1:48:33
Rank: #16133 (+104)
20K → Half
5:29 | 8:02/mi
25K· 15.53 mi
2:08:50
Rank: #15995 (+138)
Half → 25K
20:17 | 8:22/mi
30K· 18.64 mi
2:35:35
Rank: #15789 (+206)
25K → 30K
26:45 | 8:37/mi
20M
2:47:45
Rank: #15804 (-15)
30K → 20M
12:10 | 8:57/mi
21M
2:57:11
Rank: #15779 (+25)
20M → 21M
9:26 | 9:26/mi
35K· 21.75 mi
3:03:31
Rank: #15736 (+43)
21M → 35K
6:20 | 8:28/mi
23M
3:14:55
Rank: #15765 (-29)
35K → 23M
11:24 | 9:06/mi
24M
3:23:46
Rank: #15811 (-46)
23M → 24M
8:51 | 8:51/mi
40K· 24.85 mi
3:31:36
Rank: #15856 (-45)
24M → 40K
7:50 | 9:10/mi
25.2M
3:34:59
Rank: #15856
40K → 25.2M
3:23 | 9:49/mi
Finish· 26.22 mi
3:43:46
Rank: #15871 (-15)
25.2M → Finish
8:47 | 8:37/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:48:33
Pace8:17 /mi
2nd Half
Distance13.11 mi
Time1:55:13
Pace8:47 /mi
📊Positive Split: 6.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:44:2926:488:3826:48
8:38
-
10K
6.21 mi12:09:5452:138:2425:25
8:11
-0:27
15K
9.32 mi12:35:411:18:008:2225:47
8:18
+0:07
20K
12.43 mi13:00:451:43:048:1825:04
8:04
-0:14
Half
13.11 mi13:06:141:48:338:175:29
8:02
-0:02
25K
15.53 mi13:26:312:08:508:1820:17
8:22
+0:20
30K
18.64 mi13:53:162:35:358:2126:45
8:37
+0:15
20M
20.00 mi14:05:262:47:458:2312:10
8:57
+0:20
21M
21.00 mi14:14:522:57:118:269:26
9:26
+0:29
35K
21.75 mi14:21:123:03:318:266:20
8:28
-0:58
23M
23.00 mi14:32:363:14:558:2811:24
9:06
+0:38
24M
24.00 mi14:41:273:23:468:298:51
8:51
-0:15
40K
24.85 mi14:49:173:31:368:317:50
9:10
+0:19
25.2M
25.20 mi14:52:403:34:598:323:23
9:49
+0:39
Finish
26.22 mi15:01:273:43:468:328:47
8:37
-1:12

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

8:02 /mi

Average Pace

8:32 /mi

Slowest Pace

9:49 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:42:02

46% of race

Time at Steady Pace

1:17:31

35% of race

Time at Slower Pace

44:13

20% of race

Average Pace: 8:32 /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 mi11:44:2926:488:3826:48
8:38
#18390
10K
6.21 mi12:09:5452:138:2425:25
8:11
#17235
15K
9.32 mi12:35:411:18:008:2225:47
8:18
#16982
20K
12.43 mi13:00:451:43:048:1825:04
8:04
#16237
Half
13.11 mi13:06:141:48:338:175:29
8:02
#16133
25K
15.53 mi13:26:312:08:508:1820:17
8:22
#15995
30K
18.64 mi13:53:162:35:358:2126:45
8:37
#15789
20M
20.00 mi14:05:262:47:458:2312:10
8:57
#15804
21M
21.00 mi14:14:522:57:118:269:26
9:26
#15779
35K
21.75 mi14:21:123:03:318:266:20
8:28
#15736
23M
23.00 mi14:32:363:14:558:2811:24
9:06
#15765
24M
24.00 mi14:41:273:23:468:298:51
8:51
#15811
40K
24.85 mi14:49:173:31:368:317:50
9:10
#15856
25.2M
25.20 mi14:52:403:34:598:323:23
9:49
#15856
Finish
26.22 mi15:01:273:43:468:328:47
8:37
#15871
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi183906802680216534(Top 62%)5613(Top 49%)5613(Top 299%)
10K6.21 mi3.10 mi17235+11556077+7256077+72516126(Top 61%)5351(Top 47%)5351(Top 285%)
15K9.32 mi3.11 mi16982+2535897+1805897+18016534(Top 62%)5613(Top 49%)5613(Top 299%)
20K12.43 mi3.11 mi16237+7455445+4525445+45214020(Top 53%)4127(Top 36%)4127(Top 220%)
Half13.11 mi0.68 mi16133+1045394+515394+5114747(Top 55%)4543(Top 40%)4543(Top 242%)
25K15.53 mi2.42 mi15995+1385338+565338+5615388(Top 58%)5077(Top 44%)5077(Top 270%)
30K18.64 mi3.11 mi15789+2065246+925246+9214990(Top 56%)4926(Top 43%)4926(Top 262%)
20M20.00 mi1.36 mi15804-155275-295275-2916295(Top 61%)5744(Top 50%)5744(Top 306%)
21M21.00 mi1.00 mi15779+255287-125287-1215666(Top 59%)5437(Top 48%)5437(Top 290%)
35K21.75 mi0.75 mi15736+435276+115276+1115149(Top 57%)5200(Top 46%)5200(Top 277%)
23M23.00 mi1.25 mi15765-295319-435319-4316573(Top 62%)6062(Top 53%)6062(Top 323%)
24M24.00 mi1.00 mi15811-465369-505369-5016507(Top 62%)6083(Top 53%)6083(Top 324%)
40K24.85 mi0.85 mi15856-455394-255394-2516937(Top 64%)6361(Top 56%)6361(Top 339%)
25.2M25.20 mi0.35 mi158565399-55399-516616(Top 62%)6205(Top 54%)6205(Top 330%)
Finish26.22 mi1.02 mi15871-155414-155414-1516103(Top 60%)5875(Top 51%)5875(Top 313%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 62%
×21stories
+97ft-345ft

Overall

16534

Females

5613

F40-44

5613

5K→10K

3.1 - 6.2 mi

Top 61%
×5stories
+79ft-138ft

Overall

16126

Females

5351

F40-44

5351

10K→15K

6.2 - 9.3 mi

Top 62%
×3stories
+67ft-78ft

Overall

16534

Females

5613

F40-44

5613

15K→20K

9.3 - 12.4 mi

Top 53%
×5stories
+106ft-86ft

Overall

14020

Females

4127

F40-44

4127

20K→Half

12.4 - 13.1 mi

Top 55%
×2stories
+19ft-37ft

Overall

14747

Females

4543

F40-44

4543

Half→25K

13.1 - 15.5 mi

Top 58%
×4stories
+66ft-88ft

Overall

15388

Females

5077

F40-44

5077

25K→30K

15.5 - 18.6 mi

Top 56%
×9stories
+181ft-148ft

Overall

14990

Females

4926

F40-44

4926

30K→20M

18.6 - 20.0 mi

Top 61%
×5stories
+64ft-50ft

Overall

16295

Females

5744

F40-44

5744

20M→21M

20.0 - 21.0 mi

Top 59%
×8stories
+106ft-24ft

Overall

15666

Females

5437

F40-44

5437

21M→35K

21.0 - 21.8 mi

Top 57%
×7stories
+17ft-86ft

Overall

15149

Females

5200

F40-44

5200

35K→23M

21.8 - 23.0 mi

Top 62%
×5stories
+23ft-63ft

Overall

16573

Females

6062

F40-44

6062

23M→24M

23.0 - 24.0 mi

Top 62%
×6stories
+12ft-82ft

Overall

16507

Females

6083

F40-44

6083

24M→40K

24.0 - 24.9 mi

Top 64%
×1story
+6ft-20ft

Overall

16937

Females

6361

F40-44

6361

40K→25.2M

24.9 - 25.2 mi

Top 62%
×1story
+13ft-16ft

Overall

16616

Females

6205

F40-44

6205

25.2M→Finish

25.2 - 26.2 mi

Top 60%
×2stories
+22ft-21ft

Overall

16103

Females

5875

F40-44

5875

Passing Analysis

Category:
Athletes Passed
3427
Passed By
908
Net Change
+2519
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18390
5K → 10K122166+1155#18390#17235
10K → 15K34895+253#17235#16982
15K → 20K7483+745#16982#16237
20K → Half1117+104#16237#16133
Half → 25K20062+138#16133#15995
25K → 30K28983+206#15995#15789
30K → 20M7893-15#15789#15804
20M → 21M11085+25#15804#15779
21M → 35K6724+43#15779#15736
35K → 23M6998-29#15736#15765
23M → 24M63109-46#15765#15811
24M → 40K4489-45#15811#15856
40K → 25.2M26260#15856#15856
25.2M → Finish5368-15#15856#15871
TOTALS3427908+2519
📊

Passing Visuals

Category:
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🔥Passing Intensity

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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