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BOSTON MARATHON 2025

Ariel Sagi

Bib: 8858•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 23%
Gender (Male)
#0 / 16105
Top 36%
Masters (Masters Men)
#0 / 10463
Top 22%
Division (M50-54)
#0 / 1996
Top 17%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:38
Rank: #4958
Start → 5K
20:38 | 6:38/mi
10K· 6.21 mi
41:14
Rank: #4791 (+167)
5K → 10K
20:36 | 6:38/mi
15K· 9.32 mi
1:02:18
Rank: #5103 (-312)
10K → 15K
21:04 | 6:47/mi
20K· 12.43 mi
1:23:55
Rank: #5508 (-405)
15K → 20K
21:37 | 6:57/mi
Half· 13.11 mi
1:28:40
Rank: #5615 (-107)
20K → Half
4:45 | 6:58/mi
25K· 15.53 mi
1:45:50
Rank: #5828 (-213)
Half → 25K
17:10 | 7:05/mi
30K· 18.64 mi
2:09:10
Rank: #6177 (-349)
25K → 30K
23:20 | 7:31/mi
20M
2:19:24
Rank: #6198 (-21)
30K → 20M
10:14 | 7:32/mi
21M
2:27:33
Rank: #6243 (-45)
20M → 21M
8:09 | 8:09/mi
35K· 21.75 mi
2:32:57
Rank: #6228 (+15)
21M → 35K
5:24 | 7:13/mi
23M
2:42:53
Rank: #6311 (-83)
35K → 23M
9:56 | 7:56/mi
24M
2:50:37
Rank: #6361 (-50)
23M → 24M
7:44 | 7:44/mi
40K· 24.85 mi
2:57:28
Rank: #6434 (-73)
24M → 40K
6:51 | 8:01/mi
25.2M
3:00:26
Rank: #6449 (-15)
40K → 25.2M
2:58 | 8:36/mi
Finish· 26.22 mi
3:08:29
Rank: #6622 (-173)
25.2M → Finish
8:03 | 7:54/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:28:40
Pace6:46 /mi
2nd Half
Distance13.11 mi
Time1:39:49
Pace7:37 /mi
📊Positive Split: 12.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:46:1120:386:3820:38
6:38
-
10K
6.21 mi11:06:4741:146:3820:36
6:38
0:00
15K
9.32 mi11:27:511:02:186:4121:04
6:47
+0:09
20K
12.43 mi11:49:281:23:556:4521:37
6:57
+0:10
Half
13.11 mi11:54:131:28:406:464:45
6:58
+0:01
25K
15.53 mi12:11:231:45:506:4917:10
7:05
+0:07
30K
18.64 mi12:34:432:09:106:5623:20
7:31
+0:26
20M
20.00 mi12:44:572:19:246:5810:14
7:32
+0:01
21M
21.00 mi12:53:062:27:337:028:09
8:09
+0:37
35K
21.75 mi12:58:302:32:577:025:24
7:13
-0:56
23M
23.00 mi13:08:262:42:537:059:56
7:56
+0:43
24M
24.00 mi13:16:102:50:377:077:44
7:44
-0:12
40K
24.85 mi13:23:012:57:287:086:51
8:01
+0:17
25.2M
25.20 mi13:25:593:00:267:102:58
8:36
+0:35
Finish
26.22 mi13:34:023:08:297:128:03
7:54
-0:42

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

6:38 /mi

Average Pace

7:12 /mi

Slowest Pace

8:36 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:51:14

59% of race

Time at Steady Pace

41:18

22% of race

Time at Slower Pace

35:57

19% of race

Average Pace: 7:11 /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 mi10:46:1120:386:3820:38
6:38
#4958
10K
6.21 mi11:06:4741:146:3820:36
6:38
#4791
15K
9.32 mi11:27:511:02:186:4121:04
6:47
#5103
20K
12.43 mi11:49:281:23:556:4521:37
6:57
#5508
Half
13.11 mi11:54:131:28:406:464:45
6:58
#5615
25K
15.53 mi12:11:231:45:506:4917:10
7:05
#5828
30K
18.64 mi12:34:432:09:106:5623:20
7:31
#6177
20M
20.00 mi12:44:572:19:246:5810:14
7:32
#6198
21M
21.00 mi12:53:062:27:337:028:09
8:09
#6243
35K
21.75 mi12:58:302:32:577:025:24
7:13
#6228
23M
23.00 mi13:08:262:42:537:059:56
7:56
#6311
24M
24.00 mi13:16:102:50:377:077:44
7:44
#6361
40K
24.85 mi13:23:012:57:287:086:51
8:01
#6434
25.2M
25.20 mi13:25:593:00:267:102:58
8:36
#6449
Finish
26.22 mi13:34:023:08:297:128:03
7:54
#6622
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi4958464246425904(Top 21%)5378(Top 33%)5378(Top 269%)
10K6.21 mi3.10 mi4791+1674482+1604482+1604717(Top 17%)4417(Top 27%)4417(Top 221%)
15K9.32 mi3.11 mi5103-3124752-2704752-2705904(Top 21%)5378(Top 33%)5378(Top 269%)
20K12.43 mi3.11 mi5508-4055079-3275079-3276628(Top 23%)5926(Top 37%)5926(Top 297%)
Half13.11 mi0.68 mi5615-1075160-815160-817273(Top 26%)6415(Top 40%)6415(Top 321%)
25K15.53 mi2.42 mi5828-2135324-1645324-1646846(Top 24%)6011(Top 37%)6011(Top 301%)
30K18.64 mi3.11 mi6177-3495570-2465570-2467800(Top 27%)6467(Top 40%)6467(Top 324%)
20M20.00 mi1.36 mi6198-215577-75577-77196(Top 25%)5959(Top 37%)5959(Top 299%)
21M21.00 mi1.00 mi6243-455600-235600-238235(Top 29%)6386(Top 40%)6386(Top 320%)
35K21.75 mi0.75 mi6228+155576+245576+246707(Top 24%)5526(Top 34%)5526(Top 277%)
23M23.00 mi1.25 mi6311-835614-385614-389496(Top 33%)6967(Top 43%)6967(Top 349%)
24M24.00 mi1.00 mi6361-505627-135627-139299(Top 33%)6793(Top 42%)6793(Top 340%)
40K24.85 mi0.85 mi6434-735658-315658-3110244(Top 36%)7157(Top 44%)7157(Top 359%)
25.2M25.20 mi0.35 mi6449-155650+85650+89335(Top 33%)6587(Top 41%)6587(Top 330%)
Finish26.22 mi1.02 mi6622-1735737-875737-8712123(Top 43%)8089(Top 50%)8089(Top 405%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 21%
×21stories
+97ft-345ft

Overall

5904

Males

5378

M50-54

5378

5K→10K

3.1 - 6.2 mi

Top 17%
×5stories
+79ft-138ft

Overall

4717

Males

4417

M50-54

4417

10K→15K

6.2 - 9.3 mi

Top 21%
×3stories
+67ft-78ft

Overall

5904

Males

5378

M50-54

5378

15K→20K

9.3 - 12.4 mi

Top 23%
×5stories
+106ft-86ft

Overall

6628

Males

5926

M50-54

5926

20K→Half

12.4 - 13.1 mi

Top 26%
×2stories
+19ft-37ft

Overall

7273

Males

6415

M50-54

6415

Half→25K

13.1 - 15.5 mi

Top 24%
×4stories
+66ft-88ft

Overall

6846

Males

6011

M50-54

6011

25K→30K

15.5 - 18.6 mi

Top 27%
×9stories
+181ft-148ft

Overall

7800

Males

6467

M50-54

6467

30K→20M

18.6 - 20.0 mi

Top 25%
×5stories
+64ft-50ft

Overall

7196

Males

5959

M50-54

5959

20M→21M

20.0 - 21.0 mi

Top 29%
×8stories
+106ft-24ft

Overall

8235

Males

6386

M50-54

6386

21M→35K

21.0 - 21.8 mi

Top 24%
×7stories
+17ft-86ft

Overall

6707

Males

5526

M50-54

5526

35K→23M

21.8 - 23.0 mi

Top 33%
×5stories
+23ft-63ft

Overall

9496

Males

6967

M50-54

6967

23M→24M

23.0 - 24.0 mi

Top 33%
×6stories
+12ft-82ft

Overall

9299

Males

6793

M50-54

6793

24M→40K

24.0 - 24.9 mi

Top 36%
×1story
+6ft-20ft

Overall

10244

Males

7157

M50-54

7157

40K→25.2M

24.9 - 25.2 mi

Top 33%
×1story
+13ft-16ft

Overall

9335

Males

6587

M50-54

6587

25.2M→Finish

25.2 - 26.2 mi

Top 43%
×2stories
+22ft-21ft

Overall

12123

Males

8089

M50-54

8089

Passing Analysis

Category:
Athletes Passed
859
Passed By
2523
Net Change
-1664
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4958
5K → 10K25992+167#4958#4791
10K → 15K40352-312#4791#5103
15K → 20K41446-405#5103#5508
20K → Half3110-107#5508#5615
Half → 25K83296-213#5615#5828
25K → 30K84433-349#5828#6177
30K → 20M7192-21#6177#6198
20M → 21M5196-45#6198#6243
21M → 35K4429+15#6243#6228
35K → 23M54137-83#6228#6311
23M → 24M4595-50#6311#6361
24M → 40K34107-73#6361#6434
40K → 25.2M2338-15#6434#6449
25.2M → Finish27200-173#6449#6622
TOTALS8592523-1664
📊

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