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BOSTON MARATHON 2026

Mingdi Zhao

Bib: 21778•F

MB

0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Masters (Masters Women)
#0 / 6862
Top 44%
Division (F55-59)
#0 / 951
Top 23%
Race Day Weather
51°/41°F
overcast clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:41
Rank: #16541
Start → 5K
24:41 | 7:57/mi
10K· 6.21 mi
49:41
Rank: #17051 (-510)
5K → 10K
25:00 | 8:03/mi
15K· 9.32 mi
1:14:45
Rank: #17214 (-163)
10K → 15K
25:04 | 8:05/mi
20K· 12.43 mi
1:40:21
Rank: #17359 (-145)
15K → 20K
25:36 | 8:15/mi
HALF· 13.11 mi
1:45:46
Rank: #17317 (+42)
20K → HALF
5:25 | 7:57/mi
25K· 15.53 mi
2:06:16
Rank: #17479 (-162)
HALF → 25K
20:30 | 8:28/mi
30K· 18.64 mi
2:33:13
Rank: #17511 (-32)
25K → 30K
26:57 | 8:41/mi
20M
2:45:16
Rank: #17548 (-37)
30K → 20M
12:03 | 8:53/mi
21M
2:55:04
Rank: #17704 (-156)
20M → 21M
9:48 | 9:48/mi
35K· 21.75 mi
3:01:49
Rank: #17792 (-88)
21M → 35K
6:45 | 9:02/mi
23M
3:13:20
Rank: #17865 (-73)
35K → 23M
11:31 | 9:13/mi
24M
3:22:05
Rank: #17893 (-28)
23M → 24M
8:45 | 8:45/mi
40K· 24.85 mi
3:30:18
Rank: #18028 (-135)
24M → 40K
8:13 | 9:37/mi
25.2M
3:34:03
Rank: #18135 (-107)
40K → 25.2M
3:45 | 10:53/mi
FINISH· 26.22 mi
3:43:52
Rank: #18380 (-245)
25.2M → FINISH
9:49 | 9:38/mi

The Course

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Half Splits

1st Half· via HALFFaster
Distance13.11 mi
Time1:45:46
Pace8:05 /mi
2nd Half
Distance13.11 mi
Time1:58:06
Pace9:01 /mi
📊Positive Split: 11.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:25:4824:417:5724:41
7:57
-
10K
6.21 mi11:50:4849:418:0025:00
8:03
+0:06
15K
9.32 mi12:15:521:14:458:0225:04
8:05
+0:02
20K
12.43 mi12:41:281:40:218:0525:36
8:15
+0:10
HALF
13.11 mi12:46:531:45:468:055:25
7:57
-0:18
25K
15.53 mi13:07:232:06:168:0820:30
8:28
+0:31
30K
18.64 mi13:34:202:33:138:1426:57
8:41
+0:13
20M
20.00 mi13:46:232:45:168:1612:03
8:53
+0:12
21M
21.00 mi13:56:112:55:048:219:48
9:48
+0:55
35K
21.75 mi14:02:563:01:498:226:45
9:02
-0:46
23M
23.00 mi14:14:273:13:208:2511:31
9:13
+0:11
24M
24.00 mi14:23:123:22:058:268:45
8:45
-0:28
40K
24.85 mi14:31:253:30:188:288:13
9:37
+0:52
25.2M
25.20 mi14:35:103:34:038:303:45
10:53
+1:16
FINISH
26.22 mi14:44:593:43:528:339:49
9:38
-1:15

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

7:57 /mi

Average Pace

8:33 /mi

Slowest Pace

10:53 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:45:46

47% of race

Time at Steady Pace

1:15:00

34% of race

Time at Slower Pace

43:06

19% 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 mi11:25:4824:417:5724:41
7:57
#16541
10K
6.21 mi11:50:4849:418:0025:00
8:03
#17051
15K
9.32 mi12:15:521:14:458:0225:04
8:05
#17214
20K
12.43 mi12:41:281:40:218:0525:36
8:15
#17359
HALF
13.11 mi12:46:531:45:468:055:25
7:57
#17317
25K
15.53 mi13:07:232:06:168:0820:30
8:28
#17479
30K
18.64 mi13:34:202:33:138:1426:57
8:41
#17511
20M
20.00 mi13:46:232:45:168:1612:03
8:53
#17548
21M
21.00 mi13:56:112:55:048:219:48
9:48
#17704
35K
21.75 mi14:02:563:01:498:226:45
9:02
#17792
23M
23.00 mi14:14:273:13:208:2511:31
9:13
#17865
24M
24.00 mi14:23:123:22:058:268:45
8:45
#17893
40K
24.85 mi14:31:253:30:188:288:13
9:37
#18028
25.2M
25.20 mi14:35:103:34:038:303:45
10:53
#18135
FINISH
26.22 mi14:44:593:43:528:339:49
9:38
#18380
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi3.11 mi165415654565417502(Top 60%)6200(Top 49%)6200(Top 652%)
10K6.21 mi3.10 mi17051-5105966-3125966-31217613(Top 61%)6272(Top 50%)6272(Top 660%)
15K9.32 mi3.11 mi17214-1636056-906056-9017502(Top 60%)6200(Top 49%)6200(Top 652%)
20K12.43 mi3.11 mi17359-1456140-846140-8417762(Top 61%)6374(Top 51%)6374(Top 670%)
HALF13.11 mi0.68 mi17317+426121+196121+1916826(Top 58%)5833(Top 46%)5833(Top 613%)
25K15.53 mi2.42 mi17479-1626203-826203-8218317(Top 63%)6753(Top 54%)6753(Top 710%)
30K18.64 mi3.11 mi17511-326243-406243-4017887(Top 62%)6608(Top 53%)6608(Top 695%)
20M20.00 mi1.36 mi17548-376289-466289-4618334(Top 63%)6945(Top 55%)6945(Top 730%)
21M21.00 mi1.00 mi17704-1566400-1116400-11119766(Top 68%)7729(Top 61%)7729(Top 813%)
35K21.75 mi0.75 mi17792-886468-686468-6820127(Top 69%)7999(Top 64%)7999(Top 841%)
23M23.00 mi1.25 mi17865-736545-776545-7719445(Top 67%)7699(Top 61%)7699(Top 810%)
24M24.00 mi1.00 mi17893-286583-386583-3818311(Top 63%)7149(Top 57%)7149(Top 752%)
40K24.85 mi0.85 mi18028-1356671-886671-8820777(Top 72%)8462(Top 67%)8462(Top 890%)
25.2M25.20 mi0.35 mi18135-1076729-586729-5822070(Top 76%)9108(Top 72%)9108(Top 958%)
FINISH26.22 mi1.02 mi18380-2456875-1466875-14622784(Top 79%)9485(Top 75%)9485(Top 997%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 60%
×21stories
+97ft-345ft

Overall

17502

Females

6200

F55-59

6200

5K→10K

3.1 - 6.2 mi

Top 61%
×5stories
+79ft-138ft

Overall

17613

Females

6272

F55-59

6272

10K→15K

6.2 - 9.3 mi

Top 60%
×3stories
+67ft-78ft

Overall

17502

Females

6200

F55-59

6200

15K→20K

9.3 - 12.4 mi

Top 61%
×5stories
+106ft-86ft

Overall

17762

Females

6374

F55-59

6374

20K→HALF

12.4 - 13.1 mi

Top 58%
×2stories
+19ft-37ft

Overall

16826

Females

5833

F55-59

5833

HALF→25K

13.1 - 15.5 mi

Top 63%
×4stories
+66ft-88ft

Overall

18317

Females

6753

F55-59

6753

25K→30K

15.5 - 18.6 mi

Top 62%
×9stories
+181ft-148ft

Overall

17887

Females

6608

F55-59

6608

30K→20M

18.6 - 20.0 mi

Top 63%
×5stories
+64ft-50ft

Overall

18334

Females

6945

F55-59

6945

20M→21M

20.0 - 21.0 mi

Top 68%
×8stories
+106ft-24ft

Overall

19766

Females

7729

F55-59

7729

21M→35K

21.0 - 21.8 mi

Top 69%
×7stories
+17ft-86ft

Overall

20127

Females

7999

F55-59

7999

35K→23M

21.8 - 23.0 mi

Top 67%
×5stories
+23ft-63ft

Overall

19445

Females

7699

F55-59

7699

23M→24M

23.0 - 24.0 mi

Top 63%
×6stories
+12ft-82ft

Overall

18311

Females

7149

F55-59

7149

24M→40K

24.0 - 24.9 mi

Top 72%
×1story
+6ft-20ft

Overall

20777

Females

8462

F55-59

8462

40K→25.2M

24.9 - 25.2 mi

Top 76%
×1story
+13ft-16ft

Overall

22070

Females

9108

F55-59

9108

25.2M→FINISH

25.2 - 26.2 mi

Top 79%
×2stories
+22ft-21ft

Overall

22784

Females

9485

F55-59

9485

Passing Analysis

Category:
Athletes Passed
1016
Passed By
2855
Net Change
-1839
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16541
5K → 10K106616-510#16541#17051
10K → 15K124287-163#17051#17214
15K → 20K123268-145#17214#17359
20K → HALF5715+42#17359#17317
HALF → 25K85247-162#17317#17479
25K → 30K176208-32#17479#17511
30K → 20M78115-37#17511#17548
20M → 21M45201-156#17548#17704
21M → 35K35123-88#17704#17792
35K → 23M69142-73#17792#17865
23M → 24M5987-28#17865#17893
24M → 40K33168-135#17893#18028
40K → 25.2M6113-107#18028#18135
25.2M → FINISH20265-245#18135#18380
TOTALS10162855-1839
📊

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