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BOSTON MARATHON 2025

Kyle Parzich

Bib: 2246•M

MA

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 12%
Gender (Male)
#0 / 16105
Top 20%
Division (M18-39)
#0 / 5642
Top 44%
Race Day Weather
50°/40°F
broken clouds

⏱️ 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
6:09/mi
19:07
↑ 97↓ 3451.5%
10K· 6.21 mi
6:05/mi
38:02
↑ 79↓ 1380.4%
15K· 9.32 mi
6:11/mi
57:16
↑ 67↓ 78
20K· 12.43 mi
6:16/mi
1:16:45
↑ 106↓ 860.1%
Half· 13.11 mi
6:17/mi
1:21:02
↑ 19↓ 370.5%
25K· 15.53 mi
6:28/mi
1:36:42
↑ 66↓ 880.2%
30K· 18.64 mi
6:58/mi
1:58:20
↑ 181↓ 1480.2%
20M
7:17/mi
2:08:14
↑ 64↓ 500.2%
21M
7:25/mi
2:15:39
↑ 106↓ 241.6%
35K· 21.75 mi
6:52/mi
2:20:47
↑ 17↓ 861.7%
23M
7:49/mi
2:30:34
↑ 23↓ 630.6%
24M
8:25/mi
2:38:59
↓ 821.3%
40K· 24.85 mi
8:04/mi
2:45:53
↓ 200.3%
25.2M
7:58/mi
2:48:38
↑ 13↓ 160.2%
Finish· 26.22 mi
7:11/mi
2:55:57
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:21:02
Pace6:11 /mi
2nd Half
Distance13.11 mi
Time1:34:55
Pace7:14 /mi
📊Positive Split: 17.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:19:3819:076:0919:07
6:09
-
10K
6.21 mi10:38:3338:026:0718:55
6:05
-0:04
15K
9.32 mi10:57:4757:166:0919:14
6:11
+0:06
20K
12.43 mi11:17:161:16:456:1119:29
6:16
+0:05
Half
13.11 mi11:21:331:21:026:114:17
6:17
+0:01
25K
15.53 mi11:37:131:36:426:1315:40
6:28
+0:11
30K
18.64 mi11:58:511:58:206:2121:38
6:58
+0:30
20M
20.00 mi12:08:452:08:146:259:54
7:17
+0:19
21M
21.00 mi12:16:102:15:396:287:25
7:25
+0:08
35K
21.75 mi12:21:182:20:476:285:08
6:52
-0:33
23M
23.00 mi12:31:052:30:346:339:47
7:49
+0:57
24M
24.00 mi12:39:302:38:596:378:25
8:25
+0:36
40K
24.85 mi12:46:242:45:536:406:54
8:04
-0:21
25.2M
25.20 mi12:49:092:48:386:422:45
7:58
-0:06
Finish
26.22 mi12:56:282:55:576:437:19
7:11
-0:47

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

6:05 /mi

Average Pace

6:43 /mi

Slowest Pace

8:25 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:36:42

55% of race

Time at Steady Pace

43:59

25% of race

Time at Slower Pace

35:16

20% of race

Average Pace: 6:43 /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 mi10:19:3819:076:0919:07
6:09
#1635
10K
6.21 mi10:38:3338:026:0718:55
6:05
#1528
15K
9.32 mi10:57:4757:166:0919:14
6:11
#1589
20K
12.43 mi11:17:161:16:456:1119:29
6:16
#1659
Half
13.11 mi11:21:331:21:026:114:17
6:17
#1686
25K
15.53 mi11:37:131:36:426:1315:40
6:28
#1809
30K
18.64 mi11:58:511:58:206:2121:38
6:58
#2174
20M
20.00 mi12:08:452:08:146:259:54
7:17
#2375
21M
21.00 mi12:16:102:15:396:287:25
7:25
#2435
35K
21.75 mi12:21:182:20:476:285:08
6:52
#2487
23M
23.00 mi12:31:052:30:346:339:47
7:49
#2773
24M
24.00 mi12:39:302:38:596:378:25
8:25
#3132
40K
24.85 mi12:46:242:45:536:406:54
8:04
#3351
25.2M
25.20 mi12:49:092:48:386:422:45
7:58
#3379
Finish
26.22 mi12:56:282:55:576:437:19
7:11
#3474
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi1635155315531829(Top 6%)1740(Top 11%)1740(Top 31%)
10K6.21 mi3.10 mi1528+1071452+1011452+1011431(Top 5%)1359(Top 8%)1359(Top 24%)
15K9.32 mi3.11 mi1589-611512-601512-601829(Top 6%)1740(Top 11%)1740(Top 31%)
20K12.43 mi3.11 mi1659-701575-631575-631905(Top 7%)1815(Top 11%)1815(Top 32%)
Half13.11 mi0.68 mi1686-271601-261601-262446(Top 9%)2343(Top 15%)2343(Top 42%)
25K15.53 mi2.42 mi1809-1231721-1201721-1202692(Top 9%)2560(Top 16%)2560(Top 45%)
30K18.64 mi3.11 mi2174-3652071-3502071-3504478(Top 16%)4096(Top 25%)4096(Top 73%)
20M20.00 mi1.36 mi2375-2012266-1952266-1955684(Top 20%)4964(Top 31%)4964(Top 88%)
21M21.00 mi1.00 mi2435-602322-562322-564201(Top 15%)3780(Top 23%)3780(Top 67%)
35K21.75 mi0.75 mi2487-522370-482370-484503(Top 16%)4005(Top 25%)4005(Top 71%)
23M23.00 mi1.25 mi2773-2862632-2622632-2628652(Top 30%)6518(Top 40%)6518(Top 116%)
24M24.00 mi1.00 mi3132-3592957-3252957-32513948(Top 49%)9098(Top 56%)9098(Top 161%)
40K24.85 mi0.85 mi3351-2193152-1953152-19510635(Top 37%)7363(Top 46%)7363(Top 131%)
25.2M25.20 mi0.35 mi3379-283170-183170-185776(Top 20%)4601(Top 29%)4601(Top 82%)
Finish26.22 mi1.02 mi3474-953246-763246-766902(Top 24%)5268(Top 33%)5268(Top 93%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 6%
×21story building
+97ft-345ft

Overall

1829

Males

1740

M18-39

1740

5K→10K

3.1 - 6.2 mi

Top 5%
×5story building
+79ft-138ft

Overall

1431

Males

1359

M18-39

1359

10K→15K

6.2 - 9.3 mi

Top 6%
×3story building
+67ft-78ft

Overall

1829

Males

1740

M18-39

1740

15K→20K

9.3 - 12.4 mi

Top 7%
×5story building
+106ft-86ft

Overall

1905

Males

1815

M18-39

1815

20K→Half

12.4 - 13.1 mi

Top 9%
×2story building
+19ft-37ft

Overall

2446

Males

2343

M18-39

2343

Half→25K

13.1 - 15.5 mi

Top 9%
×4story building
+66ft-88ft

Overall

2692

Males

2560

M18-39

2560

25K→30K

15.5 - 18.6 mi

Top 16%
×9story building
+181ft-148ft

Overall

4478

Males

4096

M18-39

4096

30K→20M

18.6 - 20.0 mi

Top 20%
×5story building
+64ft-50ft

Overall

5684

Males

4964

M18-39

4964

20M→21M

20.0 - 21.0 mi

Top 15%
×8story building
+106ft-24ft

Overall

4201

Males

3780

M18-39

3780

21M→35K

21.0 - 21.8 mi

Top 16%
×7story building
+17ft-86ft

Overall

4503

Males

4005

M18-39

4005

35K→23M

21.8 - 23.0 mi

Top 30%
×5story building
+23ft-63ft

Overall

8652

Males

6518

M18-39

6518

23M→24M

23.0 - 24.0 mi

Top 49%
×6story building
+12ft-82ft

Overall

13948

Males

9098

M18-39

9098

24M→40K

24.0 - 24.9 mi

Top 37%
×1story
+6ft-20ft

Overall

10635

Males

7363

M18-39

7363

40K→25.2M

24.9 - 25.2 mi

Top 20%
×1story
+13ft-16ft

Overall

5776

Males

4601

M18-39

4601

25.2M→Finish

25.2 - 26.2 mi

Top 24%
×2story building
+22ft-21ft

Overall

6902

Males

5268

M18-39

5268

Passing Analysis

Category:
Athletes Passed
367
Passed By
2206
Net Change
-1839
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1635
5K → 10K14740+107#1635#1528
10K → 15K3394-61#1528#1589
15K → 20K2797-70#1589#1659
20K → Half532-27#1659#1686
Half → 25K25148-123#1686#1809
25K → 30K17382-365#1809#2174
30K → 20M10211-201#2174#2375
20M → 21M2585-60#2375#2435
21M → 35K2375-52#2435#2487
35K → 23M11297-286#2487#2773
23M → 24M4363-359#2773#3132
24M → 40K8227-219#3132#3351
40K → 25.2M1341-28#3351#3379
25.2M → Finish19114-95#3379#3474
TOTALS3672206-1839
📊

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