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BOSTON MARATHON 2025

Michael Celona

Bib: 5934•M

NY

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 21%
Gender (Male)
#0 / 16105
Top 33%
Masters (Masters Men)
#0 / 10463
Top 19%
Division (M45-49)
#0 / 2386
Top 26%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:24
Rank: #9519
Start → 5K
22:24 | 7:13/mi
10K· 6.21 mi
47:29
Rank: #13391 (-3872)
5K → 10K
25:05 | 8:04/mi
15K· 9.32 mi
1:09:48
Rank: #11885 (+1506)
10K → 15K
22:19 | 7:11/mi
20K· 12.43 mi
1:31:51
Rank: #10667 (+1218)
15K → 20K
22:03 | 7:06/mi
Half· 13.11 mi
1:36:28
Rank: #10370 (+297)
20K → Half
4:37 | 6:46/mi
25K· 15.53 mi
1:53:31
Rank: #9630 (+740)
Half → 25K
17:03 | 7:02/mi
30K· 18.64 mi
2:14:42
Rank: #8220 (+1410)
25K → 30K
21:11 | 6:49/mi
20M
2:24:09
Rank: #7804 (+416)
30K → 20M
9:27 | 6:57/mi
21M
2:31:23
Rank: #7434 (+370)
20M → 21M
7:14 | 7:14/mi
35K· 21.75 mi
2:36:27
Rank: #7272 (+162)
21M → 35K
5:04 | 6:46/mi
23M
2:44:59
Rank: #6941 (+331)
35K → 23M
8:32 | 6:49/mi
24M
2:51:32
Rank: #6599 (+342)
23M → 24M
6:33 | 6:33/mi
40K· 24.85 mi
2:57:21
Rank: #6409 (+190)
24M → 40K
5:49 | 6:48/mi
25.2M
2:59:53
Rank: #6326 (+83)
40K → 25.2M
2:32 | 7:21/mi
Finish· 26.22 mi
3:06:17
Rank: #6058 (+268)
25.2M → Finish
6:24 | 6:17/mi

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:36:28
Pace7:22 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:29:49
Pace6:51 /mi
📊Negative Split: 6.9% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:29:1922:247:1322:24
7:13
-
10K
6.21 mi10:54:2447:297:3925:05
8:04
+0:51
15K
9.32 mi11:16:431:09:487:2922:19
7:11
-0:53
20K
12.43 mi11:38:461:31:517:2322:03
7:06
-0:05
Half
13.11 mi11:43:231:36:287:224:37
6:46
-0:20
25K
15.53 mi12:00:261:53:317:1817:03
7:02
+0:16
30K
18.64 mi12:21:372:14:427:1421:11
6:49
-0:13
20M
20.00 mi12:31:042:24:097:129:27
6:57
+0:08
21M
21.00 mi12:38:182:31:237:137:14
7:14
+0:17
35K
21.75 mi12:43:222:36:277:125:04
6:46
-0:28
23M
23.00 mi12:51:542:44:597:108:32
6:49
+0:03
24M
24.00 mi12:58:272:51:327:096:33
6:33
-0:16
40K
24.85 mi13:04:162:57:217:085:49
6:48
+0:15
25.2M
25.20 mi13:06:482:59:537:082:32
7:21
+0:33
Finish
26.22 mi13:13:123:06:177:076:24
6:17
-1:04

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

6:17 /mi

Average Pace

7:07 /mi

Slowest Pace

8:04 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

12:57

7% of race

Time at Steady Pace

1:33:46

50% of race

Time at Slower Pace

1:19:34

43% of race

Average Pace: 7:06 /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 mi10:29:1922:247:1322:24
7:13
#9519
10K
6.21 mi10:54:2447:297:3925:05
8:04
#13391
15K
9.32 mi11:16:431:09:487:2922:19
7:11
#11885
20K
12.43 mi11:38:461:31:517:2322:03
7:06
#10667
Half
13.11 mi11:43:231:36:287:224:37
6:46
#10370
25K
15.53 mi12:00:261:53:317:1817:03
7:02
#9630
30K
18.64 mi12:21:372:14:427:1421:11
6:49
#8220
20M
20.00 mi12:31:042:24:097:129:27
6:57
#7804
21M
21.00 mi12:38:182:31:237:137:14
7:14
#7434
35K
21.75 mi12:43:222:36:277:125:04
6:46
#7272
23M
23.00 mi12:51:542:44:597:108:32
6:49
#6941
24M
24.00 mi12:58:272:51:327:096:33
6:33
#6599
40K
24.85 mi13:04:162:57:217:085:49
6:48
#6409
25.2M
25.20 mi13:06:482:59:537:082:32
7:21
#6326
Finish
26.22 mi13:13:123:06:177:076:24
6:17
#6058
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi9519789678968957(Top 32%)7517(Top 47%)7517(Top 315%)
10K6.21 mi3.10 mi13391-38729767-18719767-187116994(Top 60%)11238(Top 70%)11238(Top 471%)
15K9.32 mi3.11 mi11885+15069093+6749093+6748957(Top 32%)7517(Top 47%)7517(Top 315%)
20K12.43 mi3.11 mi10667+12188456+6378456+6377481(Top 26%)6539(Top 41%)6539(Top 274%)
Half13.11 mi0.68 mi10370+2978290+1668290+1665794(Top 20%)5281(Top 33%)5281(Top 221%)
25K15.53 mi2.42 mi9630+7407867+4237867+4236513(Top 23%)5767(Top 36%)5767(Top 242%)
30K18.64 mi3.11 mi8220+14107008+8597008+8593558(Top 13%)3303(Top 21%)3303(Top 138%)
20M20.00 mi1.36 mi7804+4166718+2906718+2903830(Top 13%)3523(Top 22%)3523(Top 148%)
21M21.00 mi1.00 mi7434+3706443+2756443+2753286(Top 12%)3024(Top 19%)3024(Top 127%)
35K21.75 mi0.75 mi7272+1626316+1276316+1273934(Top 14%)3534(Top 22%)3534(Top 148%)
23M23.00 mi1.25 mi6941+3316061+2556061+2552781(Top 10%)2555(Top 16%)2555(Top 107%)
24M24.00 mi1.00 mi6599+3425790+2715790+2712257(Top 8%)2089(Top 13%)2089(Top 88%)
40K24.85 mi0.85 mi6409+1905637+1535637+1532861(Top 10%)2587(Top 16%)2587(Top 108%)
25.2M25.20 mi0.35 mi6326+835566+715566+712751(Top 10%)2453(Top 15%)2453(Top 103%)
Finish26.22 mi1.02 mi6058+2685360+2065360+2061818(Top 6%)1681(Top 10%)1681(Top 70%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 32%
×21stories
+97ft-345ft

Overall

8957

Males

7517

M45-49

7517

5K→10K

3.1 - 6.2 mi

Top 60%
×5stories
+79ft-138ft

Overall

16994

Males

11238

M45-49

11238

10K→15K

6.2 - 9.3 mi

Top 32%
×3stories
+67ft-78ft

Overall

8957

Males

7517

M45-49

7517

15K→20K

9.3 - 12.4 mi

Top 26%
×5stories
+106ft-86ft

Overall

7481

Males

6539

M45-49

6539

20K→Half

12.4 - 13.1 mi

Top 20%
×2stories
+19ft-37ft

Overall

5794

Males

5281

M45-49

5281

Half→25K

13.1 - 15.5 mi

Top 23%
×4stories
+66ft-88ft

Overall

6513

Males

5767

M45-49

5767

25K→30K

15.5 - 18.6 mi

Top 13%
×9stories
+181ft-148ft

Overall

3558

Males

3303

M45-49

3303

30K→20M

18.6 - 20.0 mi

Top 13%
×5stories
+64ft-50ft

Overall

3830

Males

3523

M45-49

3523

20M→21M

20.0 - 21.0 mi

Top 12%
×8stories
+106ft-24ft

Overall

3286

Males

3024

M45-49

3024

21M→35K

21.0 - 21.8 mi

Top 14%
×7stories
+17ft-86ft

Overall

3934

Males

3534

M45-49

3534

35K→23M

21.8 - 23.0 mi

Top 10%
×5stories
+23ft-63ft

Overall

2781

Males

2555

M45-49

2555

23M→24M

23.0 - 24.0 mi

Top 8%
×6stories
+12ft-82ft

Overall

2257

Males

2089

M45-49

2089

24M→40K

24.0 - 24.9 mi

Top 10%
×1story
+6ft-20ft

Overall

2861

Males

2587

M45-49

2587

40K→25.2M

24.9 - 25.2 mi

Top 10%
×1story
+13ft-16ft

Overall

2751

Males

2453

M45-49

2453

25.2M→Finish

25.2 - 26.2 mi

Top 6%
×2stories
+22ft-21ft

Overall

1818

Males

1681

M45-49

1681

Passing Analysis

Category:
Athletes Passed
7341*
Passed By
3878
Net Change
+3461
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9519
5K → 10K23872-3872#9519#13391
10K → 15K15060+1506#13391#11885
15K → 20K12202+1218#11885#10667
20K → Half2970+297#10667#10370
Half → 25K741*1+740#10370#9630
25K → 30K14100+1410#9630#8220
30K → 20M4160+416#8220#7804
20M → 21M3700+370#7804#7434
21M → 35K1620+162#7434#7272
35K → 23M3321+331#7272#6941
23M → 24M3420+342#6941#6599
24M → 40K1911+190#6599#6409
40K → 25.2M841+83#6409#6326
25.2M → Finish2680+268#6326#6058
TOTALS7341*3878+3461

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

📊

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