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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Alexander Castrichini

Bib: 30278 •M •Age: N/A

MA

Boston Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 29021
Gender (Male)
#0 / 16340
Age Group (M18-39)
#0 / 5723
Race Day Weather
51°/41°F
overcast clouds

Race Timeline and Course Information

Your journey through the course with elevation, pacing, and checkpoint details

⏱️ Race Timeline

Watch your race unfold from start to finish

Start
0:00:00
Race begins
5K
27:45
3.11 mi
Rank: #22314
Start → 5K
27:45 | 8:56/mi
10K
53:38
6.21 mi
Rank: #20939 (+1375)
5K → 10K
25:53 | 8:20/mi
15K
1:20:24
9.32 mi
Rank: #20889 (+50)
10K → 15K
26:46 | 8:37/mi
20K
1:48:13
12.43 mi
Rank: #21076 (-187)
15K → 20K
27:49 | 8:58/mi
HALF
1:54:18
13.11 mi
Rank: #21156 (-80)
20K → HALF
6:05 | 8:56/mi
25K
2:17:18
15.53 mi
Rank: #21510 (-354)
HALF → 25K
23:00 | 9:30/mi
30K
2:48:17
18.64 mi
Rank: #21890 (-380)
25K → 30K
30:59 | 9:59/mi
20M
3:03:00
20.00 mi
Rank: #22209 (-319)
30K → 20M
14:43 | 10:51/mi
21M
3:14:54
21.00 mi
Rank: #22476 (-267)
20M → 21M
11:54 | 11:54/mi
35K
3:23:46
21.75 mi
Rank: #22701 (-225)
21M → 35K
8:52 | 11:52/mi
23M
3:38:38
23.00 mi
Rank: #22985 (-284)
35K → 23M
14:52 | 11:53/mi
24M
3:50:49
24.00 mi
Rank: #23212 (-227)
23M → 24M
12:11 | 12:11/mi
40K
4:01:11
24.85 mi
Rank: #23372 (-160)
24M → 40K
10:22 | 12:08/mi
25.2M
4:05:33
25.20 mi
Rank: #23417 (-45)
40K → 25.2M
4:22 | 12:40/mi
FINISH
4:16:14
26.22 mi
Rank: #23460 (-43)
25.2M → FINISH
10:41 | 10:30/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:54:18
Pace8:44 /mi
2nd Half
Distance13.11 mi
Time2:21:56
Pace10:50 /mi
📊Positive Split: 24.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:53:4627:458:5627:45
8:56
-
10K
6.21 mi12:19:3953:388:3825:53
8:20
-0:36
15K
9.32 mi12:46:251:20:248:3826:46
8:37
+0:17
20K
12.43 mi13:14:141:48:138:4327:49
8:58
+0:21
HALF
13.11 mi13:20:191:54:188:446:05
8:56
-0:02
25K
15.53 mi13:43:192:17:188:5123:00
9:30
+0:34
30K
18.64 mi14:14:182:48:179:0230:59
9:59
+0:29
20M
20.00 mi14:29:013:03:009:1014:43
10:51
+0:52
21M
21.00 mi14:40:553:14:549:1711:54
11:54
+1:03
35K
21.75 mi14:49:473:23:469:238:52
11:52
-0:02
23M
23.00 mi15:04:393:38:389:3114:52
11:53
+0:01
24M
24.00 mi15:16:503:50:499:3812:11
12:11
+0:18
40K
24.85 mi15:27:124:01:119:4310:22
12:08
-0:03
25.2M
25.20 mi15:31:344:05:339:454:22
12:40
+0:32
FINISH
26.22 mi15:42:154:16:149:4710:41
10:30
-2:10

Checkpoint Splits Visualizations

Explore your race data through different visual perspectives. Scroll to discover each visualization.

📈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

8:20 /mi

Average Pace

9:47 /mi

Slowest Pace

12:40 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Bar length shows time spent in each segment. Colors mark your faster to slower segments, relative to your own pace.

Time at Faster Pace

2:17:18

54% of race

Time at Steady Pace

56:23

22% of race

Time at Slower Pace

1:02:33

24% of race

Average Pace: 9:46 /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

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi11:53:4627:458:5627:45
8:56
#22314
10K
6.21 mi12:19:3953:388:3825:53
8:20
#20939
15K
9.32 mi12:46:251:20:248:3826:46
8:37
#20889
20K
12.43 mi13:14:141:48:138:4327:49
8:58
#21076
HALF
13.11 mi13:20:191:54:188:446:05
8:56
#21156
25K
15.53 mi13:43:192:17:188:5123:00
9:30
#21510
30K
18.64 mi14:14:182:48:179:0230:59
9:59
#21890
20M
20.00 mi14:29:013:03:009:1014:43
10:51
#22209
21M
21.00 mi14:40:553:14:549:1711:54
11:54
#22476
35K
21.75 mi14:49:473:23:469:238:52
11:52
#22701
23M
23.00 mi15:04:393:38:389:3114:52
11:53
#22985
24M
24.00 mi15:16:503:50:499:3812:11
12:11
#23212
40K
24.85 mi15:27:124:01:119:4310:22
12:08
#23372
25.2M
25.20 mi15:31:344:05:339:454:22
12:40
#23417
FINISH
26.22 mi15:42:154:16:149:4710:41
10:30
#23460
Faster pace
Steady pace
Slower pace

Rankings

Your position at each checkpoint and how you ranked in each segment

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi22314133861338620767(Top 72%)12696(Top 78%)12696(Top 222%)
10K6.21 mi3.10 mi20939+137512733+65312733+65319380(Top 67%)12063(Top 74%)12063(Top 211%)
15K9.32 mi3.11 mi20889+5012722+1112722+1120767(Top 72%)12696(Top 78%)12696(Top 222%)
20K12.43 mi3.11 mi21076-18712796-7412796-7421719(Top 75%)13108(Top 80%)13108(Top 229%)
HALF13.11 mi0.68 mi21156-8012824-2812824-2822388(Top 77%)13455(Top 82%)13455(Top 235%)
25K15.53 mi2.42 mi21510-35412994-17012994-17022969(Top 79%)13689(Top 84%)13689(Top 239%)
30K18.64 mi3.11 mi21890-38013173-17913173-17923046(Top 79%)13639(Top 83%)13639(Top 238%)
20M20.00 mi1.36 mi22209-31913318-14513318-14524576(Top 85%)14253(Top 87%)14253(Top 249%)
21M21.00 mi1.00 mi22476-26713427-10913427-10924893(Top 86%)14353(Top 88%)14353(Top 251%)
35K21.75 mi0.75 mi22701-22513515-8813515-8826554(Top 91%)15124(Top 93%)15124(Top 264%)
23M23.00 mi1.25 mi22985-28413635-12013635-12025965(Top 89%)14814(Top 91%)14814(Top 259%)
24M24.00 mi1.00 mi23212-22713743-10813743-10826813(Top 92%)15192(Top 93%)15192(Top 265%)
40K24.85 mi0.85 mi23372-16013815-7213815-7226062(Top 90%)14789(Top 91%)14789(Top 258%)
25.2M25.20 mi0.35 mi23417-4513833-1813833-1825585(Top 88%)14579(Top 89%)14579(Top 255%)
FINISH26.22 mi1.02 mi23460-4313844-1113844-1125017(Top 86%)14285(Top 87%)14285(Top 250%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 72%
×21
+97ft-345ft

Overall

20767

Males

12696

M18-39

12696

5K→10K

3.1 - 6.2 mi

Top 67%
×5
+79ft-138ft

Overall

19380

Males

12063

M18-39

12063

10K→15K

6.2 - 9.3 mi

Top 72%
×3
+67ft-78ft

Overall

20767

Males

12696

M18-39

12696

15K→20K

9.3 - 12.4 mi

Top 75%
×5
+106ft-86ft

Overall

21719

Males

13108

M18-39

13108

20K→HALF

12.4 - 13.1 mi

Top 77%
×2
+19ft-37ft

Overall

22388

Males

13455

M18-39

13455

HALF→25K

13.1 - 15.5 mi

Top 79%
×4
+66ft-88ft

Overall

22969

Males

13689

M18-39

13689

25K→30K

15.5 - 18.6 mi

Top 79%
×9
+181ft-148ft

Overall

23046

Males

13639

M18-39

13639

30K→20M

18.6 - 20.0 mi

Top 85%
×5
+64ft-50ft

Overall

24576

Males

14253

M18-39

14253

20M→21M

20.0 - 21.0 mi

Top 86%
×8
+106ft-24ft

Overall

24893

Males

14353

M18-39

14353

21M→35K

21.0 - 21.8 mi

Top 91%
×7
+17ft-86ft

Overall

26554

Males

15124

M18-39

15124

35K→23M

21.8 - 23.0 mi

Top 89%
×5
+23ft-63ft

Overall

25965

Males

14814

M18-39

14814

23M→24M

23.0 - 24.0 mi

Top 92%
×6
+12ft-82ft

Overall

26813

Males

15192

M18-39

15192

24M→40K

24.0 - 24.9 mi

Top 90%
×1
+6ft-20ft

Overall

26062

Males

14789

M18-39

14789

40K→25.2M

24.9 - 25.2 mi

Top 88%
×1
+13ft-16ft

Overall

25585

Males

14579

M18-39

14579

25.2M→FINISH

25.2 - 26.2 mi

Top 86%
×2
+22ft-21ft

Overall

25017

Males

14285

M18-39

14285

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1987*
Passed By
2183
Net Change
-1146
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22314
5K → 10K1401*26+1375#22314#20939
10K → 15K218*168+50#20939#20889
15K → 20K110200-187#20889#21076
20K → HALF888-80#21076#21156
HALF → 25K48200-354#21156#21510
25K → 30K68200-380#21510#21890
30K → 20M25200-319#21890#22209
20M → 21M23200-267#22209#22476
21M → 35K7200-225#22476#22701
35K → 23M14200-284#22701#22985
23M → 24M12200-227#22985#23212
24M → 40K14174-160#23212#23372
40K → 25.2M853-45#23372#23417
25.2M → FINISH3174-43#23417#23460
TOTALS1987*2183-1146

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

📊

Passing Analysis Visualizations

Explore your passing analysis through 5 different visualizations. Scroll to discover each one.

Time:
Category:

📈Position Graph

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🎨Heatmap Timeline

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Qualifying & Age Grade

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OTQ

Olympic Trials Qualifying analysis available

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