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BOSTON MARATHON 2026

Yong-Son Basta

CT

Bib: 14285 F

0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 33%
Gender (Female)
#0 / 12578
Top 16%
Masters (Masters Women)
#0 / 6862
Top 5%
Division (F60-64)
#0 / 782
Top 0.8%
Race Day Weather
51°/41°F
overcast clouds

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
7:00/mi
21:43
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
7:09/mi
43:55
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
7:11/mi
1:06:12
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
7:18/mi
1:28:51
↑ 106↓ 860.1%
165 ft elev
HALF· 13.11 mi
7:15/mi
1:33:47
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
7:26/mi
1:51:48
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
7:39/mi
2:15:31
↑ 181↓ 1480.2%
138 ft elev
20M
7:44/mi
2:26:00
↑ 64↓ 500.2%
148 ft elev
21M
8:04/mi
2:34:04
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
7:16/mi
2:39:30
↑ 17↓ 861.7%
156 ft elev
23M
7:40/mi
2:49:05
↑ 23↓ 630.6%
116 ft elev
24M
7:22/mi
2:56:27
↓ 821.3%
34 ft elev
40K· 24.85 mi
7:40/mi
3:03:00
↓ 200.3%
20 ft elev
25.2M
8:13/mi
3:05:50
↑ 13↓ 160.2%
18 ft elev
FINISH· 26.22 mi
7:20/mi
3:13:18
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

Half Splits

1st Half· via HALF
1:33:477:10 /mi⚡ faster
2nd Half
1:39:317:36 /mi+6.1%
Positive split — 6.1% slower in the second half
Is this your race?

Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:51:2521:437:0021:43
7:00
-
10K
6.21 mi11:13:3743:557:0522:12
7:09
+0:09
15K
9.32 mi11:35:541:06:127:0722:17
7:11
+0:02
20K
12.43 mi11:58:331:28:517:0922:39
7:18
+0:07
HALF
13.11 mi12:03:291:33:477:104:56
7:15
-0:03
25K
15.53 mi12:21:301:51:487:1218:01
7:26
+0:11
30K
18.64 mi12:45:132:15:317:1723:43
7:39
+0:13
20M
20.00 mi12:55:422:26:007:1910:29
7:44
+0:05
21M
21.00 mi13:03:462:34:047:218:04
8:04
+0:20
35K
21.75 mi13:09:122:39:307:215:26
7:16
-0:48
23M
23.00 mi13:18:472:49:057:229:35
7:40
+0:24
24M
24.00 mi13:26:092:56:277:227:22
7:22
-0:18
40K
24.85 mi13:32:423:03:007:226:33
7:40
+0:18
25.2M
25.20 mi13:35:323:05:507:232:50
8:13
+0:33
FINISH
26.22 mi13:43:003:13:187:237:28
7:20
-0:53

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

7:00 /mi

Average Pace

7:23 /mi

Slowest Pace

8:13 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Segment Time Comparison

Time at Faster Pace

2:51:55

89% of race

Time at Steady Pace

21:23

11% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:22 /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 mi10:51:2521:437:0021:43
7:00
#8491
10K
6.21 mi11:13:3743:557:0522:12
7:09
#9114
15K
9.32 mi11:35:541:06:127:0722:17
7:11
#9308
20K
12.43 mi11:58:331:28:517:0922:39
7:18
#9457
HALF
13.11 mi12:03:291:33:477:104:56
7:15
#9493
25K
15.53 mi12:21:301:51:487:1218:01
7:26
#9686
30K
18.64 mi12:45:132:15:317:1723:43
7:39
#9811
20M
20.00 mi12:55:422:26:007:1910:29
7:44
#9848
21M
21.00 mi13:03:462:34:047:218:04
8:04
#9840
35K
21.75 mi13:09:122:39:307:215:26
7:16
#9774
23M
23.00 mi13:18:472:49:057:229:35
7:40
#9724
24M
24.00 mi13:26:092:56:277:227:22
7:22
#9679
40K
24.85 mi13:32:423:03:007:226:33
7:40
#9669
25.2M
25.20 mi13:35:323:05:507:232:50
8:13
#9655
FINISH
26.22 mi13:43:003:13:187:237:28
7:20
#9636
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF60-64Seg. OverallSeg. FemalesSeg. F60-64
5K3.11 mi3.11 mi849112391239990318981898
10K6.21 mi3.10 mi9114-6231482-2431482-243977317961796
15K9.32 mi3.11 mi9308-1941583-1011583-101990318981898
20K12.43 mi3.11 mi9457-1491675-921675-921009720952095
HALF13.11 mi0.68 mi9493-361692-171692-171069123152315
25K15.53 mi2.42 mi9686-1931820-1281820-1281082825452545
30K18.64 mi3.11 mi9811-1251939-1191939-1191071226112611
20M20.00 mi1.36 mi9848-371997-581997-581073427402740
21M21.00 mi1.00 mi9840+82002-52002-51035826552655
35K21.75 mi0.75 mi9774+661985+171985+17906420492049
23M23.00 mi1.25 mi9724+501999-141999-141000425912591
24M24.00 mi1.00 mi9679+451995+41995+4911722272227
40K24.85 mi0.85 mi9669+102017-222017-221004327632763
25.2M25.20 mi0.35 mi9655+142029-122029-12976027062706
FINISH26.22 mi1.02 mi9636+192056-272056-271009328812881

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 34%
×21story building
+97ft-345ft

Overall

9903

Females

1898

F60-64

1898

5K→10K

3.1 - 6.2 mi

Top 34%
×5story building
+79ft-138ft

Overall

9773

Females

1796

F60-64

1796

10K→15K

6.2 - 9.3 mi

Top 34%
×3story building
+67ft-78ft

Overall

9903

Females

1898

F60-64

1898

15K→20K

9.3 - 12.4 mi

Top 35%
×5story building
+106ft-86ft

Overall

10097

Females

2095

F60-64

2095

20K→HALF

12.4 - 13.1 mi

Top 37%
×2story building
+19ft-37ft

Overall

10691

Females

2315

F60-64

2315

HALF→25K

13.1 - 15.5 mi

Top 37%
×4story building
+66ft-88ft

Overall

10828

Females

2545

F60-64

2545

25K→30K

15.5 - 18.6 mi

Top 37%
×9story building
+181ft-148ft

Overall

10712

Females

2611

F60-64

2611

30K→20M

18.6 - 20.0 mi

Top 37%
×5story building
+64ft-50ft

Overall

10734

Females

2740

F60-64

2740

20M→21M

20.0 - 21.0 mi

Top 36%
×8story building
+106ft-24ft

Overall

10358

Females

2655

F60-64

2655

21M→35K

21.0 - 21.8 mi

Top 31%
×7story building
+17ft-86ft

Overall

9064

Females

2049

F60-64

2049

35K→23M

21.8 - 23.0 mi

Top 34%
×5story building
+23ft-63ft

Overall

10004

Females

2591

F60-64

2591

23M→24M

23.0 - 24.0 mi

Top 31%
×6story building
+12ft-82ft

Overall

9117

Females

2227

F60-64

2227

24M→40K

24.0 - 24.9 mi

Top 35%
×1story
+6ft-20ft

Overall

10043

Females

2763

F60-64

2763

40K→25.2M

24.9 - 25.2 mi

Top 34%
×1story
+13ft-16ft

Overall

9760

Females

2706

F60-64

2706

25.2M→FINISH

25.2 - 26.2 mi

Top 35%
×2story building
+22ft-21ft

Overall

10093

Females

2881

F60-64

2881

Passing Analysis

Category:
Athletes Passed
1110
Passed By
2253
Net Change
-1145
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8491
5K → 10K64687-623#8491#9114
10K → 15K77271-194#9114#9308
15K → 20K91240-149#9308#9457
20K → HALF945-36#9457#9493
HALF → 25K71264-193#9493#9686
25K → 30K129254-125#9686#9811
30K → 20M88124-37#9811#9848
20M → 21M7668+8#9848#9840
21M → 35K8721+66#9840#9774
35K → 23M12777+50#9774#9724
23M → 24M9146+45#9724#9679
24M → 40K7363+10#9679#9669
40K → 25.2M3824+14#9669#9655
25.2M → FINISH8969+19#9655#9636
TOTALS11102253-1145

Passing Charts

Category:
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Passing Circle

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Position Flow

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Race Lanes

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OTQ

Olympic Trials Qualifying analysis available

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing