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BOSTON MARATHON 2025

Andoni Ibarloza

Bib: 30605•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M45-49)
#0 / 2386
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
9:45/mi
30:19
↑ 97↓ 3451.5%
10K· 6.21 mi
9:53/mi
1:01:00
↑ 79↓ 1380.4%
15K· 9.32 mi
10:59/mi
1:35:06
↑ 67↓ 78
20K· 12.43 mi
10:39/mi
2:08:10
↑ 106↓ 860.1%
Half· 13.11 mi
10:21/mi
2:15:14
↑ 19↓ 370.5%
25K· 15.53 mi
11:54/mi
2:44:06
↑ 66↓ 880.2%
30K· 18.64 mi
10:41/mi
3:17:17
↑ 181↓ 1480.2%
20M
10:24/mi
3:31:25
↑ 64↓ 500.2%
21M
12:33/mi
3:43:58
↑ 106↓ 241.6%
35K· 21.75 mi
10:43/mi
3:51:59
↑ 17↓ 861.7%
23M
10:10/mi
4:04:43
↑ 23↓ 630.6%
24M
9:50/mi
4:14:33
↓ 821.3%
40K· 24.85 mi
9:54/mi
4:23:01
↓ 200.3%
25.2M
11:42/mi
4:27:03
↑ 13↓ 160.2%
Finish· 26.22 mi
10:15/mi
4:37:30
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:15:14
Pace10:19 /mi
2nd Half
Distance13.11 mi
Time2:22:16
Pace10:51 /mi
📊Positive Split: 5.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:51:1730:199:4530:19
9:45
-
10K
6.21 mi12:21:581:01:009:4930:41
9:53
+0:08
15K
9.32 mi12:56:041:35:0610:1234:06
10:59
+1:06
20K
12.43 mi13:29:082:08:1010:1933:04
10:39
-0:20
Half
13.11 mi13:36:122:15:1410:197:04
10:21
-0:18
25K
15.53 mi14:05:042:44:0610:3428:52
11:54
+1:33
30K
18.64 mi14:38:153:17:1710:3533:11
10:41
-1:13
20M
20.00 mi14:52:233:31:2510:3414:08
10:24
-0:17
21M
21.00 mi15:04:563:43:5810:4012:33
12:33
+2:09
35K
21.75 mi15:12:573:51:5910:408:01
10:43
-1:50
23M
23.00 mi15:25:414:04:4310:3812:44
10:10
-0:33
24M
24.00 mi15:35:314:14:3310:369:50
9:50
-0:20
40K
24.85 mi15:43:594:23:0110:358:28
9:54
+0:04
25.2M
25.20 mi15:48:014:27:0310:364:02
11:42
+1:48
Finish
26.22 mi15:58:284:37:3010:3510:27
10:15
-1:27

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

9:45 /mi

Average Pace

10:35 /mi

Slowest Pace

12:33 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:19:18

29% of race

Time at Steady Pace

1:58:39

43% of race

Time at Slower Pace

1:19:33

29% of race

Average Pace: 10:35 /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 mi11:51:1730:199:4530:19
9:45
#24989
10K
6.21 mi12:21:581:01:009:4930:41
9:53
#25009
15K
9.32 mi12:56:041:35:0610:1234:06
10:59
#25721
20K
12.43 mi13:29:082:08:1010:1933:04
10:39
#25636
Half
13.11 mi13:36:122:15:1410:197:04
10:21
#25635
25K
15.53 mi14:05:042:44:0610:3428:52
11:54
#25804
30K
18.64 mi14:38:153:17:1710:3533:11
10:41
#25386
20M
20.00 mi14:52:233:31:2510:3414:08
10:24
#25200
21M
21.00 mi15:04:563:43:5810:4012:33
12:33
#25171
35K
21.75 mi15:12:573:51:5910:408:01
10:43
#25127
23M
23.00 mi15:25:414:04:4310:3812:44
10:10
#24961
24M
24.00 mi15:35:314:14:3310:369:50
9:50
#24826
40K
24.85 mi15:43:594:23:0110:358:28
9:54
#24707
25.2M
25.20 mi15:48:014:27:0310:364:02
11:42
#24683
Finish
26.22 mi15:58:284:37:3010:3510:27
10:15
#24656
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi24989147221472226646(Top 94%)15421(Top 96%)15421(Top 646%)
10K6.21 mi3.10 mi25009-2014711+1114711+1125036(Top 88%)14719(Top 91%)14719(Top 617%)
15K9.32 mi3.11 mi25721-71215031-32015031-32026646(Top 94%)15421(Top 96%)15421(Top 646%)
20K12.43 mi3.11 mi25636+8514987+4414987+4425439(Top 90%)14874(Top 92%)14874(Top 623%)
Half13.11 mi0.68 mi25635+114990-314990-325545(Top 90%)14902(Top 93%)14902(Top 625%)
25K15.53 mi2.42 mi25804-16915044-5415044-5426342(Top 93%)15223(Top 95%)15223(Top 638%)
30K18.64 mi3.11 mi25386+41814823+22114823+22123349(Top 82%)13764(Top 85%)13764(Top 577%)
20M20.00 mi1.36 mi25200+18614724+9914724+9922157(Top 78%)13117(Top 81%)13117(Top 550%)
21M21.00 mi1.00 mi25171+2914701+2314701+2324460(Top 86%)14127(Top 88%)14127(Top 592%)
35K21.75 mi0.75 mi25127+4414673+2814673+2823616(Top 83%)13700(Top 85%)13700(Top 574%)
23M23.00 mi1.25 mi24961+16614587+8614587+8621026(Top 74%)12410(Top 77%)12410(Top 520%)
24M24.00 mi1.00 mi24826+13514513+7414513+7420842(Top 73%)12273(Top 76%)12273(Top 514%)
40K24.85 mi0.85 mi24707+11914446+6714446+6720134(Top 71%)11861(Top 74%)11861(Top 497%)
25.2M25.20 mi0.35 mi24683+2414432+1414432+1422547(Top 79%)13062(Top 81%)13062(Top 547%)
Finish26.22 mi1.02 mi24656+2714411+2114411+2123679(Top 83%)13608(Top 84%)13608(Top 570%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 94%
×21story building
+97ft-345ft

Overall

26646

Males

15421

M45-49

15421

5K→10K

3.1 - 6.2 mi

Top 88%
×5story building
+79ft-138ft

Overall

25036

Males

14719

M45-49

14719

10K→15K

6.2 - 9.3 mi

Top 94%
×3story building
+67ft-78ft

Overall

26646

Males

15421

M45-49

15421

15K→20K

9.3 - 12.4 mi

Top 90%
×5story building
+106ft-86ft

Overall

25439

Males

14874

M45-49

14874

20K→Half

12.4 - 13.1 mi

Top 90%
×2story building
+19ft-37ft

Overall

25545

Males

14902

M45-49

14902

Half→25K

13.1 - 15.5 mi

Top 93%
×4story building
+66ft-88ft

Overall

26342

Males

15223

M45-49

15223

25K→30K

15.5 - 18.6 mi

Top 82%
×9story building
+181ft-148ft

Overall

23349

Males

13764

M45-49

13764

30K→20M

18.6 - 20.0 mi

Top 78%
×5story building
+64ft-50ft

Overall

22157

Males

13117

M45-49

13117

20M→21M

20.0 - 21.0 mi

Top 86%
×8story building
+106ft-24ft

Overall

24460

Males

14127

M45-49

14127

21M→35K

21.0 - 21.8 mi

Top 83%
×7story building
+17ft-86ft

Overall

23616

Males

13700

M45-49

13700

35K→23M

21.8 - 23.0 mi

Top 74%
×5story building
+23ft-63ft

Overall

21026

Males

12410

M45-49

12410

23M→24M

23.0 - 24.0 mi

Top 73%
×6story building
+12ft-82ft

Overall

20842

Males

12273

M45-49

12273

24M→40K

24.0 - 24.9 mi

Top 71%
×1story
+6ft-20ft

Overall

20134

Males

11861

M45-49

11861

40K→25.2M

24.9 - 25.2 mi

Top 79%
×1story
+13ft-16ft

Overall

22547

Males

13062

M45-49

13062

25.2M→Finish

25.2 - 26.2 mi

Top 83%
×2story building
+22ft-21ft

Overall

23679

Males

13608

M45-49

13608

Passing Analysis

Category:
Athletes Passed
1637
Passed By
1304
Net Change
+333
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24989
5K → 10K180200-20#24989#25009
10K → 15K15727-712#25009#25721
15K → 20K15873+85#25721#25636
20K → Half2019+1#25636#25635
Half → 25K55224-169#25635#25804
25K → 30K4180+418#25804#25386
30K → 20M1893+186#25386#25200
20M → 21M6435+29#25200#25171
21M → 35K484+44#25171#25127
35K → 23M1660+166#25127#24961
23M → 24M1350+135#24961#24826
24M → 40K1190+119#24826#24707
40K → 25.2M240+24#24707#24683
25.2M → Finish4619+27#24683#24656
TOTALS16371304+333
📊

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