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BOSTON MARATHON 2023

Amalia Sanchez Albo

Bib: 9198•F

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 24%
Gender (Female)
#0 / 11423
Top 6%
Division (F18-39)
#0 / 4884
Top 12%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:00
Rank: #4274
Start → 5K
6:46/mi
21:00 split
10K· 6.21 mi
41:38
Rank: #3992 (+282)
5K → 10K
6:38/mi
20:38 split
15K· 9.32 mi
1:02:58
Rank: #4573 (-581)
10K → 15K
6:52/mi
21:20 split
20K· 12.43 mi
1:25:10
Rank: #5365 (-792)
15K → 20K
7:09/mi
22:12 split
Half· 13.11 mi
1:30:02
Rank: #5502 (-137)
20K → Half
7:08/mi
4:52 split
25K· 15.53 mi
1:48:34
Rank: #6152 (-650)
Half → 25K
7:39/mi
18:32 split
30K· 18.64 mi
2:13:45
Rank: #6846 (-694)
25K → 30K
8:06/mi
25:11 split
20M
2:24:27
Rank: #6955 (-109)
30K → 20M
7:52/mi
10:42 split
21M
2:32:32
Rank: #6944 (+11)
20M → 21M
8:05/mi
8:05 split
35K· 21.75 mi
2:37:45
Rank: #6864 (+80)
21M → 35K
6:58/mi
5:13 split
23M
2:46:59
Rank: #6752 (+112)
35K → 23M
7:22/mi
9:14 split
24M
2:54:12
Rank: #6680 (+72)
23M → 24M
7:13/mi
7:13 split
40K· 24.85 mi
3:00:24
Rank: #6572 (+108)
24M → 40K
7:15/mi
6:12 split
25.2M
3:03:01
Rank: #6524 (+48)
40K → 25.2M
7:35/mi
2:37 split
Finish· 26.22 mi
3:09:47
Rank: #6376 (+148)
25.2M → Finish
6:38/mi
6:46 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:30:02
Pace6:52 /mi
2nd Half
Distance13.11 mi
Time1:39:45
Pace7:37 /mi
📊Positive Split: 10.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:46:3221:006:4621:00
6:46
-
10K
6.21 mi11:07:1041:386:4220:38
6:38
-0:08
15K
9.32 mi11:28:301:02:586:4521:20
6:52
+0:14
20K
12.43 mi11:50:421:25:106:5122:12
7:09
+0:17
Half
13.11 mi11:55:341:30:026:524:52
7:08
-0:01
25K
15.53 mi12:14:061:48:346:5918:32
7:39
+0:31
30K
18.64 mi12:39:172:13:457:1025:11
8:06
+0:27
20M
20.00 mi12:49:592:24:277:1310:42
7:52
-0:14
21M
21.00 mi12:58:042:32:327:168:05
8:05
+0:13
35K
21.75 mi13:03:172:37:457:155:13
6:58
-1:07
23M
23.00 mi13:12:312:46:597:169:14
7:22
+0:24
24M
24.00 mi13:19:442:54:127:167:13
7:13
-0:09
40K
24.85 mi13:25:563:00:247:156:12
7:15
+0:02
25.2M
25.20 mi13:28:333:03:017:162:37
7:35
+0:20
Finish
26.22 mi13:35:193:09:477:156:46
6:38
-0:57

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

6:38 /mi

Average Pace

7:15 /mi

Slowest Pace

8:06 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:14:57

39% of race

Time at Steady Pace

49:43

26% of race

Time at Slower Pace

1:05:07

34% of race

Average Pace: 7:14 /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 mi10:46:3221:006:4621:00
6:46
#4274
10K
6.21 mi11:07:1041:386:4220:38
6:38
#3992
15K
9.32 mi11:28:301:02:586:4521:20
6:52
#4573
20K
12.43 mi11:50:421:25:106:5122:12
7:09
#5365
Half
13.11 mi11:55:341:30:026:524:52
7:08
#5502
25K
15.53 mi12:14:061:48:346:5918:32
7:39
#6152
30K
18.64 mi12:39:172:13:457:1025:11
8:06
#6846
20M
20.00 mi12:49:592:24:277:1310:42
7:52
#6955
21M
21.00 mi12:58:042:32:327:168:05
8:05
#6944
35K
21.75 mi13:03:172:37:457:155:13
6:58
#6864
23M
23.00 mi13:12:312:46:597:169:14
7:22
#6752
24M
24.00 mi13:19:442:54:127:167:13
7:13
#6680
40K
24.85 mi13:25:563:00:247:156:12
7:15
#6572
25.2M
25.20 mi13:28:333:03:017:162:37
7:35
#6524
Finish
26.22 mi13:35:193:09:477:156:46
6:38
#6376
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi42742772775732(Top 22%)474(Top 4%)474(Top 10%)
10K6.21 mi3.10 mi3992+282234+43234+433837(Top 14%)217(Top 2%)217(Top 4%)
15K9.32 mi3.11 mi4573-581298-64298-645732(Top 22%)474(Top 4%)474(Top 10%)
20K12.43 mi3.11 mi5365-792395-97395-976796(Top 26%)729(Top 6%)729(Top 15%)
Half13.11 mi0.68 mi5502-137418-23418-237426(Top 28%)883(Top 8%)883(Top 18%)
25K15.53 mi2.42 mi6152-650549-131549-1319875(Top 37%)1944(Top 17%)1944(Top 40%)
30K18.64 mi3.11 mi6846-694740-191740-19111686(Top 44%)3006(Top 26%)3006(Top 62%)
20M20.00 mi1.36 mi6955-109774-34774-349395(Top 35%)1963(Top 17%)1963(Top 40%)
21M21.00 mi1.00 mi6944+11784-10784-107908(Top 30%)1467(Top 13%)1467(Top 30%)
35K21.75 mi0.75 mi6864+80772+12772+125242(Top 20%)563(Top 5%)563(Top 12%)
23M23.00 mi1.25 mi6752+112767+5767+55748(Top 22%)731(Top 6%)731(Top 15%)
24M24.00 mi1.00 mi6680+72761+6761+65857(Top 22%)837(Top 7%)837(Top 17%)
40K24.85 mi0.85 mi6572+108752+9752+95186(Top 19%)711(Top 6%)711(Top 15%)
25.2M25.20 mi0.35 mi6524+48742+10742+104399(Top 17%)554(Top 5%)554(Top 11%)
Finish26.22 mi1.02 mi6376+148701+41701+413231(Top 12%)325(Top 3%)325(Top 7%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 22%
×21story building
+97ft-345ft

Overall

5732

Females

474

F18-39

474

5K→10K

3.1 - 6.2 mi

Top 14%
×5story building
+79ft-138ft

Overall

3837

Females

217

F18-39

217

10K→15K

6.2 - 9.3 mi

Top 22%
×3story building
+67ft-78ft

Overall

5732

Females

474

F18-39

474

15K→20K

9.3 - 12.4 mi

Top 26%
×5story building
+106ft-86ft

Overall

6796

Females

729

F18-39

729

20K→Half

12.4 - 13.1 mi

Top 28%
×2story building
+19ft-37ft

Overall

7426

Females

883

F18-39

883

Half→25K

13.1 - 15.5 mi

Top 37%
×4story building
+66ft-88ft

Overall

9875

Females

1944

F18-39

1944

25K→30K

15.5 - 18.6 mi

Top 44%
×9story building
+181ft-148ft

Overall

11686

Females

3006

F18-39

3006

30K→20M

18.6 - 20.0 mi

Top 35%
×5story building
+64ft-50ft

Overall

9395

Females

1963

F18-39

1963

20M→21M

20.0 - 21.0 mi

Top 30%
×8story building
+106ft-24ft

Overall

7908

Females

1467

F18-39

1467

21M→35K

21.0 - 21.8 mi

Top 20%
×7story building
+17ft-86ft

Overall

5242

Females

563

F18-39

563

35K→23M

21.8 - 23.0 mi

Top 22%
×5story building
+23ft-63ft

Overall

5748

Females

731

F18-39

731

23M→24M

23.0 - 24.0 mi

Top 22%
×6story building
+12ft-82ft

Overall

5857

Females

837

F18-39

837

24M→40K

24.0 - 24.9 mi

Top 19%
×1story
+6ft-20ft

Overall

5186

Females

711

F18-39

711

40K→25.2M

24.9 - 25.2 mi

Top 17%
×1story
+13ft-16ft

Overall

4399

Females

554

F18-39

554

25.2M→Finish

25.2 - 26.2 mi

Top 12%
×2story building
+22ft-21ft

Overall

3231

Females

325

F18-39

325

Passing Analysis

Category:
Athletes Passed
1182
Passed By
3284
Net Change
-2102
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4274
5K → 10K402120+282#4274#3992
10K → 15K29610-581#3992#4573
15K → 20K8800-792#4573#5365
20K → Half4141-137#5365#5502
Half → 25K6656-650#5502#6152
25K → 30K22716-694#6152#6846
30K → 20M27136-109#6846#6955
20M → 21M6554+11#6955#6944
21M → 35K833+80#6944#6864
35K → 23M12917+112#6864#6752
23M → 24M8412+72#6752#6680
24M → 40K12012+108#6680#6572
40K → 25.2M491+48#6572#6524
25.2M → Finish1546+148#6524#6376
TOTALS11823284-2102
📊

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