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BOSTON MARATHON 2023

Julie Albers

Bib: 25109•F

CA

0:00
0:00
/ mi
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
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
11:13/mi
34:52
↑ 97↓ 3451.5%
10K· 6.21 mi
11:24/mi
1:10:16
↑ 79↓ 1380.4%
15K· 9.32 mi
11:26/mi
1:45:46
↑ 67↓ 78
20K· 12.43 mi
11:37/mi
2:21:50
↑ 106↓ 860.1%
Half· 13.11 mi
14:01/mi
2:31:24
↑ 19↓ 370.5%
25K· 15.53 mi
12:05/mi
3:00:42
↑ 66↓ 880.2%
30K· 18.64 mi
13:02/mi
3:41:12
↑ 181↓ 1480.2%
20M
13:38/mi
3:59:43
↑ 64↓ 500.2%
21M
14:57/mi
4:14:40
↑ 106↓ 241.6%
35K· 21.75 mi
12:38/mi
4:24:07
↑ 17↓ 861.7%
23M
13:04/mi
4:40:28
↑ 23↓ 630.6%
24M
13:53/mi
4:54:21
↓ 821.3%
40K· 24.85 mi
13:56/mi
5:06:16
↓ 200.3%
25.2M
13:32/mi
5:10:56
↑ 13↓ 160.2%
Finish· 26.22 mi
12:46/mi
5:23:57
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:31:24
Pace11:33 /mi
2nd Half
Distance13.11 mi
Time2:52:33
Pace13:10 /mi
📊Positive Split: 14.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:57:5934:5211:1334:52
11:13
-
10K
6.21 mi12:33:231:10:1611:1835:24
11:24
+0:11
15K
9.32 mi13:08:531:45:4611:2135:30
11:26
+0:02
20K
12.43 mi13:44:572:21:5011:2536:04
11:37
+0:11
Half
13.11 mi13:54:312:31:2411:339:34
14:01
+2:24
25K
15.53 mi14:23:493:00:4211:3829:18
12:05
-1:56
30K
18.64 mi15:04:193:41:1211:5240:30
13:02
+0:57
20M
20.00 mi15:22:503:59:4311:5918:31
13:38
+0:36
21M
21.00 mi15:37:474:14:4012:0814:57
14:57
+1:19
35K
21.75 mi15:47:144:24:0712:099:27
12:38
-2:19
23M
23.00 mi16:03:354:40:2812:1216:21
13:04
+0:26
24M
24.00 mi16:17:284:54:2112:1613:53
13:53
+0:49
40K
24.85 mi16:29:235:06:1612:1911:55
13:56
+0:03
25.2M
25.20 mi16:34:035:10:5612:204:40
13:32
-0:24
Finish
26.22 mi16:47:045:23:5712:2213:01
12:46
-0:46

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

11:13 /mi

Average Pace

12:22 /mi

Slowest Pace

14:57 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:51:08

53% of race

Time at Steady Pace

1:23:59

26% of race

Time at Slower Pace

1:08:50

21% of race

Average Pace: 12:21 /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 mi11:57:5934:5211:1334:52
11:13
#25955
10K
6.21 mi12:33:231:10:1611:1835:24
11:24
#25929
15K
9.32 mi13:08:531:45:4611:2135:30
11:26
#25846
20K
12.43 mi13:44:572:21:5011:2536:04
11:37
#25720
Half
13.11 mi13:54:312:31:2411:339:34
14:01
#25829
25K
15.53 mi14:23:493:00:4211:3829:18
12:05
#25734
30K
18.64 mi15:04:193:41:1211:5240:30
13:02
#25689
20M
20.00 mi15:22:503:59:4311:5918:31
13:38
#25686
21M
21.00 mi15:37:474:14:4012:0814:57
14:57
#25696
35K
21.75 mi15:47:144:24:0712:099:27
12:38
#25694
23M
23.00 mi16:03:354:40:2812:1216:21
13:04
#25677
24M
24.00 mi16:17:284:54:2112:1613:53
13:53
#25706
40K
24.85 mi16:29:235:06:1612:1911:55
13:56
#25712
25.2M
25.20 mi16:34:035:10:5612:204:40
13:32
#25700
Finish
26.22 mi16:47:045:23:5712:2213:01
12:46
#25722
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi25955110231102325646(Top 96%)10834(Top 95%)10834(Top 222%)
10K6.21 mi3.10 mi25929+2610996+2710996+2725878(Top 97%)10963(Top 96%)10963(Top 224%)
15K9.32 mi3.11 mi25846+8310941+5510941+5525646(Top 96%)10834(Top 95%)10834(Top 222%)
20K12.43 mi3.11 mi25720+12610882+5910882+5925368(Top 95%)10697(Top 94%)10697(Top 219%)
Half13.11 mi0.68 mi25829-10910940-5810940-5826541(Top 100%)11381(Top 100%)11381(Top 233%)
25K15.53 mi2.42 mi25734+9510893+4710893+4725233(Top 95%)10646(Top 93%)10646(Top 218%)
30K18.64 mi3.11 mi25689+4510881+1210881+1225448(Top 96%)10816(Top 95%)10816(Top 221%)
20M20.00 mi1.36 mi25686+310882-110882-125623(Top 96%)10918(Top 96%)10918(Top 224%)
21M21.00 mi1.00 mi25696-1010888-610888-625698(Top 97%)10950(Top 96%)10950(Top 224%)
35K21.75 mi0.75 mi25694+210890-210890-225299(Top 95%)10811(Top 95%)10811(Top 221%)
23M23.00 mi1.25 mi25677+1710884+610884+625153(Top 94%)10713(Top 94%)10713(Top 219%)
24M24.00 mi1.00 mi25706-2910906-2210906-2226022(Top 98%)11170(Top 98%)11170(Top 229%)
40K24.85 mi0.85 mi25712-610913-710913-725656(Top 96%)11003(Top 96%)11003(Top 225%)
25.2M25.20 mi0.35 mi25700+1210904+910904+924579(Top 92%)10479(Top 92%)10479(Top 215%)
Finish26.22 mi1.02 mi25722-2210926-2210926-2225840(Top 97%)11092(Top 97%)11092(Top 227%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 96%
×21story building
+97ft-345ft

Overall

25646

Females

10834

F18-39

10834

5K→10K

3.1 - 6.2 mi

Top 97%
×5story building
+79ft-138ft

Overall

25878

Females

10963

F18-39

10963

10K→15K

6.2 - 9.3 mi

Top 96%
×3story building
+67ft-78ft

Overall

25646

Females

10834

F18-39

10834

15K→20K

9.3 - 12.4 mi

Top 95%
×5story building
+106ft-86ft

Overall

25368

Females

10697

F18-39

10697

20K→Half

12.4 - 13.1 mi

Top 100%
×2story building
+19ft-37ft

Overall

26541

Females

11381

F18-39

11381

Half→25K

13.1 - 15.5 mi

Top 95%
×4story building
+66ft-88ft

Overall

25233

Females

10646

F18-39

10646

25K→30K

15.5 - 18.6 mi

Top 96%
×9story building
+181ft-148ft

Overall

25448

Females

10816

F18-39

10816

30K→20M

18.6 - 20.0 mi

Top 96%
×5story building
+64ft-50ft

Overall

25623

Females

10918

F18-39

10918

20M→21M

20.0 - 21.0 mi

Top 97%
×8story building
+106ft-24ft

Overall

25698

Females

10950

F18-39

10950

21M→35K

21.0 - 21.8 mi

Top 95%
×7story building
+17ft-86ft

Overall

25299

Females

10811

F18-39

10811

35K→23M

21.8 - 23.0 mi

Top 94%
×5story building
+23ft-63ft

Overall

25153

Females

10713

F18-39

10713

23M→24M

23.0 - 24.0 mi

Top 98%
×6story building
+12ft-82ft

Overall

26022

Females

11170

F18-39

11170

24M→40K

24.0 - 24.9 mi

Top 96%
×1story
+6ft-20ft

Overall

25656

Females

11003

F18-39

11003

40K→25.2M

24.9 - 25.2 mi

Top 92%
×1story
+13ft-16ft

Overall

24579

Females

10479

F18-39

10479

25.2M→Finish

25.2 - 26.2 mi

Top 97%
×2story building
+22ft-21ft

Overall

25840

Females

11092

F18-39

11092

Passing Analysis

Category:
Athletes Passed
691
Passed By
458
Net Change
+233
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#25955
5K → 10K12094+26#25955#25929
10K → 15K12138+83#25929#25846
15K → 20K14519+126#25846#25720
20K → Half1110-109#25720#25829
Half → 25K1027+95#25829#25734
25K → 30K8136+45#25734#25689
30K → 20M2421+3#25689#25686
20M → 21M1222-10#25686#25696
21M → 35K1614+2#25696#25694
35K → 23M3114+17#25694#25677
23M → 24M635-29#25677#25706
24M → 40K1016-6#25706#25712
40K → 25.2M142+12#25712#25700
25.2M → Finish830-22#25700#25722
TOTALS691458+233
📊

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