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BOSTON MARATHON 2023

Sarah Rockey

Bib: 20624•F

AZ

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 40%
Gender (Female)
#0 / 11423
Top 22%
Masters (Masters Women)
#0 / 6539
Top 10%
Division (F40-44)
#0 / 1878
Top 20%
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
8:14/mi
25:35
↑ 97↓ 3451.5%
10K· 6.21 mi
7:36/mi
49:12
↑ 79↓ 1380.4%
15K· 9.32 mi
7:21/mi
1:12:02
↑ 67↓ 78
20K· 12.43 mi
7:34/mi
1:35:33
↑ 106↓ 860.1%
Half· 13.11 mi
7:34/mi
1:40:43
↑ 19↓ 370.5%
25K· 15.53 mi
7:37/mi
1:59:11
↑ 66↓ 880.2%
30K· 18.64 mi
7:51/mi
2:23:34
↑ 181↓ 1480.2%
20M
8:11/mi
2:34:41
↑ 64↓ 500.2%
21M
8:11/mi
2:42:51
↑ 106↓ 241.6%
35K· 21.75 mi
7:45/mi
2:48:39
↑ 17↓ 861.7%
23M
8:06/mi
2:58:48
↑ 23↓ 630.6%
24M
8:01/mi
3:06:49
↓ 821.3%
40K· 24.85 mi
8:16/mi
3:13:53
↓ 200.3%
25.2M
8:51/mi
3:16:56
↑ 13↓ 160.2%
Finish· 26.22 mi
8:09/mi
3:25:14
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:40:43
Pace7:41 /mi
2nd Half
Distance13.11 mi
Time1:44:31
Pace7:58 /mi
📊Positive Split: 3.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:18:2325:358:1425:35
8:14
-
10K
6.21 mi11:42:0049:127:5523:37
7:36
-0:38
15K
9.32 mi12:04:501:12:027:4422:50
7:21
-0:15
20K
12.43 mi12:28:211:35:337:4123:31
7:34
+0:13
Half
13.11 mi12:33:311:40:437:415:10
7:34
0:00
25K
15.53 mi12:51:591:59:117:4018:28
7:37
+0:03
30K
18.64 mi13:16:222:23:347:4224:23
7:51
+0:14
20M
20.00 mi13:27:292:34:417:4411:07
8:11
+0:20
21M
21.00 mi13:35:392:42:517:458:10
8:11
0:00
35K
21.75 mi13:41:272:48:397:455:48
7:45
-0:26
23M
23.00 mi13:51:362:58:487:4610:09
8:06
+0:21
24M
24.00 mi13:59:373:06:497:478:01
8:01
-0:05
40K
24.85 mi14:06:413:13:537:487:04
8:16
+0:15
25.2M
25.20 mi14:09:443:16:567:493:03
8:51
+0:35
Finish
26.22 mi14:18:023:25:147:508:18
8:09
-0:42

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

7:21 /mi

Average Pace

7:50 /mi

Slowest Pace

8:51 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:39:24

48% of race

Time at Steady Pace

1:10:08

34% of race

Time at Slower Pace

35:42

17% of race

Average Pace: 7:50 /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 mi11:18:2325:358:1425:35
8:14
#15688
10K
6.21 mi11:42:0049:127:5523:37
7:36
#13717
15K
9.32 mi12:04:501:12:027:4422:50
7:21
#12056
20K
12.43 mi12:28:211:35:337:4123:31
7:34
#11430
Half
13.11 mi12:33:311:40:437:415:10
7:34
#11390
25K
15.53 mi12:51:591:59:117:4018:28
7:37
#11081
30K
18.64 mi13:16:222:23:347:4224:23
7:51
#10794
20M
20.00 mi13:27:292:34:417:4411:07
8:11
#10786
21M
21.00 mi13:35:392:42:517:458:10
8:11
#10650
35K
21.75 mi13:41:272:48:397:455:48
7:45
#10612
23M
23.00 mi13:51:362:58:487:4610:09
8:06
#10598
24M
24.00 mi13:59:373:06:497:478:01
8:01
#10621
40K
24.85 mi14:06:413:13:537:487:04
8:16
#10633
25.2M
25.20 mi14:09:443:16:567:493:03
8:51
#10645
Finish
26.22 mi14:18:023:25:147:508:18
8:09
#10737
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi15688508550858948(Top 34%)1429(Top 13%)1429(Top 76%)
10K6.21 mi3.10 mi13717+19713873+12123873+121211357(Top 43%)2525(Top 22%)2525(Top 134%)
15K9.32 mi3.11 mi12056+16612921+9522921+9528948(Top 34%)1429(Top 13%)1429(Top 76%)
20K12.43 mi3.11 mi11430+6262572+3492572+3499870(Top 37%)1861(Top 16%)1861(Top 99%)
Half13.11 mi0.68 mi11390+402559+132559+1310878(Top 41%)2307(Top 20%)2307(Top 123%)
25K15.53 mi2.42 mi11081+3092398+1612398+1619692(Top 36%)1871(Top 16%)1871(Top 100%)
30K18.64 mi3.11 mi10794+2872295+1032295+1039745(Top 37%)2042(Top 18%)2042(Top 109%)
20M20.00 mi1.36 mi10786+82326-312326-3111515(Top 43%)3020(Top 26%)3020(Top 161%)
21M21.00 mi1.00 mi10650+1362274+522274+528471(Top 32%)1724(Top 15%)1724(Top 92%)
35K21.75 mi0.75 mi10612+382279-52279-510330(Top 39%)2519(Top 22%)2519(Top 134%)
23M23.00 mi1.25 mi10598+142305-262305-2610529(Top 40%)2778(Top 24%)2778(Top 148%)
24M24.00 mi1.00 mi10621-232338-332338-3311368(Top 43%)3263(Top 29%)3263(Top 174%)
40K24.85 mi0.85 mi10633-122375-372375-3711807(Top 44%)3554(Top 31%)3554(Top 189%)
25.2M25.20 mi0.35 mi10645-122389-142389-1411604(Top 44%)3500(Top 31%)3500(Top 186%)
Finish26.22 mi1.02 mi10737-922464-752464-7513074(Top 49%)4243(Top 37%)4243(Top 226%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 34%
×21story building
+97ft-345ft

Overall

8948

Females

1429

F40-44

1429

5K→10K

3.1 - 6.2 mi

Top 43%
×5story building
+79ft-138ft

Overall

11357

Females

2525

F40-44

2525

10K→15K

6.2 - 9.3 mi

Top 34%
×3story building
+67ft-78ft

Overall

8948

Females

1429

F40-44

1429

15K→20K

9.3 - 12.4 mi

Top 37%
×5story building
+106ft-86ft

Overall

9870

Females

1861

F40-44

1861

20K→Half

12.4 - 13.1 mi

Top 41%
×2story building
+19ft-37ft

Overall

10878

Females

2307

F40-44

2307

Half→25K

13.1 - 15.5 mi

Top 36%
×4story building
+66ft-88ft

Overall

9692

Females

1871

F40-44

1871

25K→30K

15.5 - 18.6 mi

Top 37%
×9story building
+181ft-148ft

Overall

9745

Females

2042

F40-44

2042

30K→20M

18.6 - 20.0 mi

Top 43%
×5story building
+64ft-50ft

Overall

11515

Females

3020

F40-44

3020

20M→21M

20.0 - 21.0 mi

Top 32%
×8story building
+106ft-24ft

Overall

8471

Females

1724

F40-44

1724

21M→35K

21.0 - 21.8 mi

Top 39%
×7story building
+17ft-86ft

Overall

10330

Females

2519

F40-44

2519

35K→23M

21.8 - 23.0 mi

Top 40%
×5story building
+23ft-63ft

Overall

10529

Females

2778

F40-44

2778

23M→24M

23.0 - 24.0 mi

Top 43%
×6story building
+12ft-82ft

Overall

11368

Females

3263

F40-44

3263

24M→40K

24.0 - 24.9 mi

Top 44%
×1story
+6ft-20ft

Overall

11807

Females

3554

F40-44

3554

40K→25.2M

24.9 - 25.2 mi

Top 44%
×1story
+13ft-16ft

Overall

11604

Females

3500

F40-44

3500

25.2M→Finish

25.2 - 26.2 mi

Top 49%
×2story building
+22ft-21ft

Overall

13074

Females

4243

F40-44

4243

Passing Analysis

Category:
Athletes Passed
5590*
Passed By
639
Net Change
+4951
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15688
5K → 10K198817+1971#15688#13717
10K → 15K16643+1661#13717#12056
15K → 20K6359+626#12056#11430
20K → Half5313+40#11430#11390
Half → 25K32011+309#11390#11081
25K → 30K33548+287#11081#10794
30K → 20M86*78+8#10794#10786
20M → 21M15115+136#10786#10650
21M → 35K7234+38#10650#10612
35K → 23M9177+14#10612#10598
23M → 24M6184-23#10598#10621
24M → 40K6476-12#10621#10633
40K → 25.2M2840-12#10633#10645
25.2M → Finish42134-92#10645#10737
TOTALS5590*639+4951

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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