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BOSTON MARATHON 2025

Hanlin Nie

IL

Bib: 14631 M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 44%
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Top 46%
Division (M65-69)
#0 / 639
Top 5%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
7:39/mi
23:45
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
7:37/mi
47:24
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
7:41/mi
1:11:16
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
7:51/mi
1:35:38
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
7:42/mi
1:40:53
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
7:56/mi
2:00:08
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
8:12/mi
2:25:36
↑ 181↓ 1480.2%
138 ft elev
20M
8:10/mi
2:36:42
↑ 64↓ 500.2%
148 ft elev
21M
8:53/mi
2:45:35
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
7:52/mi
2:51:28
↑ 17↓ 861.7%
156 ft elev
23M
8:14/mi
3:01:47
↑ 23↓ 630.6%
116 ft elev
24M
7:48/mi
3:09:35
↓ 821.3%
34 ft elev
40K· 24.85 mi
7:56/mi
3:16:22
↓ 200.3%
20 ft elev
25.2M
8:48/mi
3:19:24
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
7:46/mi
3:27:19
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:40:53
Pace7:42 /mi
2nd Half
Distance13.11 mi
Time1:46:26
Pace8:07 /mi
📊Positive Split: 5.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:54:0023:457:3923:45
7:39
-
10K
6.21 mi11:17:3947:247:3823:39
7:37
-0:02
15K
9.32 mi11:41:311:11:167:3923:52
7:41
+0:04
20K
12.43 mi12:05:531:35:387:4224:22
7:51
+0:10
Half
13.11 mi12:11:081:40:537:425:15
7:42
-0:09
25K
15.53 mi12:30:232:00:087:4419:15
7:56
+0:14
30K
18.64 mi12:55:512:25:367:4925:28
8:12
+0:16
20M
20.00 mi13:06:572:36:427:5011:06
8:10
-0:02
21M
21.00 mi13:15:502:45:357:538:53
8:53
+0:43
35K
21.75 mi13:21:432:51:287:535:53
7:52
-1:01
23M
23.00 mi13:32:023:01:477:5410:19
8:14
+0:22
24M
24.00 mi13:39:503:09:357:547:48
7:48
-0:26
40K
24.85 mi13:46:373:16:227:546:47
7:56
+0:08
25.2M
25.20 mi13:49:393:19:247:553:02
8:48
+0:52
Finish
26.22 mi13:57:343:27:197:557:55
7:46
-1:02

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

7:37 /mi

Average Pace

7:55 /mi

Slowest Pace

8:53 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:15:24

94% of race

Time at Steady Pace

11:55

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:54 /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 mi10:54:0023:457:3923:45
7:39
#13453
10K
6.21 mi11:17:3947:247:3823:39
7:37
#13289
15K
9.32 mi11:41:311:11:167:3923:52
7:41
#13277
20K
12.43 mi12:05:531:35:387:4224:22
7:51
#13315
Half
13.11 mi12:11:081:40:537:425:15
7:42
#13311
25K
15.53 mi12:30:232:00:087:4419:15
7:56
#13293
30K
18.64 mi12:55:512:25:367:4925:28
8:12
#13176
20M
20.00 mi13:06:572:36:427:5011:06
8:10
#13012
21M
21.00 mi13:15:502:45:357:538:53
8:53
#12959
35K
21.75 mi13:21:432:51:287:535:53
7:52
#12890
23M
23.00 mi13:32:023:01:477:5410:19
8:14
#12784
24M
24.00 mi13:39:503:09:357:547:48
7:48
#12634
40K
24.85 mi13:46:373:16:227:546:47
7:56
#12477
25.2M
25.20 mi13:49:393:19:247:553:02
8:48
#12442
Finish
26.22 mi13:57:343:27:197:557:55
7:46
#12376
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM65-69Seg. OverallSeg. MalesSeg. M65-69
5K3.11 mi3.11 mi134539838983813307(Top 47%)9642(Top 60%)9642(Top 1509%)
10K6.21 mi3.10 mi13289+1649729+1099729+10913130(Top 46%)9643(Top 60%)9643(Top 1509%)
15K9.32 mi3.11 mi13277+129679+509679+5013307(Top 47%)9642(Top 60%)9642(Top 1509%)
20K12.43 mi3.11 mi13315-389662+179662+1713603(Top 48%)9686(Top 60%)9686(Top 1516%)
Half13.11 mi0.68 mi13311+49656+69656+613290(Top 47%)9590(Top 60%)9590(Top 1501%)
25K15.53 mi2.42 mi13293+189605+519605+5113401(Top 47%)9475(Top 59%)9475(Top 1483%)
30K18.64 mi3.11 mi13176+1179485+1209485+12012791(Top 45%)9047(Top 56%)9047(Top 1416%)
20M20.00 mi1.36 mi13012+1649392+939392+9311590(Top 41%)8339(Top 52%)8339(Top 1305%)
21M21.00 mi1.00 mi12959+539337+559337+5512802(Top 45%)8743(Top 54%)8743(Top 1368%)
35K21.75 mi0.75 mi12890+699290+479290+4711273(Top 40%)8000(Top 50%)8000(Top 1252%)
23M23.00 mi1.25 mi12784+1069206+849206+8411627(Top 41%)8055(Top 50%)8055(Top 1261%)
24M24.00 mi1.00 mi12634+1509109+979109+979803(Top 35%)7074(Top 44%)7074(Top 1107%)
40K24.85 mi0.85 mi12477+1578998+1118998+1119690(Top 34%)6900(Top 43%)6900(Top 1080%)
25.2M25.20 mi0.35 mi12442+358967+318967+3110577(Top 37%)7269(Top 45%)7269(Top 1138%)
Finish26.22 mi1.02 mi12376+668898+698898+6911203(Top 39%)7621(Top 47%)7621(Top 1193%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 47%
×21story building
+97ft-345ft

Overall

13307

Males

9642

M65-69

9642

5K→10K

3.1 - 6.2 mi

Top 46%
×5story building
+79ft-138ft

Overall

13130

Males

9643

M65-69

9643

10K→15K

6.2 - 9.3 mi

Top 47%
×3story building
+67ft-78ft

Overall

13307

Males

9642

M65-69

9642

15K→20K

9.3 - 12.4 mi

Top 48%
×5story building
+106ft-86ft

Overall

13603

Males

9686

M65-69

9686

20K→Half

12.4 - 13.1 mi

Top 47%
×2story building
+19ft-37ft

Overall

13290

Males

9590

M65-69

9590

Half→25K

13.1 - 15.5 mi

Top 47%
×4story building
+66ft-88ft

Overall

13401

Males

9475

M65-69

9475

25K→30K

15.5 - 18.6 mi

Top 45%
×9story building
+181ft-148ft

Overall

12791

Males

9047

M65-69

9047

30K→20M

18.6 - 20.0 mi

Top 41%
×5story building
+64ft-50ft

Overall

11590

Males

8339

M65-69

8339

20M→21M

20.0 - 21.0 mi

Top 45%
×8story building
+106ft-24ft

Overall

12802

Males

8743

M65-69

8743

21M→35K

21.0 - 21.8 mi

Top 40%
×7story building
+17ft-86ft

Overall

11273

Males

8000

M65-69

8000

35K→23M

21.8 - 23.0 mi

Top 41%
×5story building
+23ft-63ft

Overall

11627

Males

8055

M65-69

8055

23M→24M

23.0 - 24.0 mi

Top 35%
×6story building
+12ft-82ft

Overall

9803

Males

7074

M65-69

7074

24M→40K

24.0 - 24.9 mi

Top 34%
×1story
+6ft-20ft

Overall

9690

Males

6900

M65-69

6900

40K→25.2M

24.9 - 25.2 mi

Top 37%
×1story
+13ft-16ft

Overall

10577

Males

7269

M65-69

7269

25.2M→Finish

25.2 - 26.2 mi

Top 39%
×2story building
+22ft-21ft

Overall

11203

Males

7621

M65-69

7621

Passing Analysis

Category:
Athletes Passed
2330
Passed By
1253
Net Change
+1077
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13453
5K → 10K371207+164#13453#13289
10K → 15K205193+12#13289#13277
15K → 20K191229-38#13277#13315
20K → Half4036+4#13315#13311
Half → 25K176158+18#13311#13293
25K → 30K295178+117#13293#13176
30K → 20M19632+164#13176#13012
20M → 21M12370+53#13012#12959
21M → 35K8920+69#12959#12890
35K → 23M15347+106#12890#12784
23M → 24M1588+150#12784#12634
24M → 40K16912+157#12634#12477
40K → 25.2M5217+35#12477#12442
25.2M → Finish11246+66#12442#12376
TOTALS23301253+1077
📊

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