Boston Marathon logo
BOSTON MARATHON 2025

Nikolai Rhodes

Bib: 4565•M

FL

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 28404
Top 4%
Gender (Male)
#0 / 16105
Top 7%
Division (M18-39)
#0 / 5642
Top 16%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:11
Rank: #1708
Start → 5K
19:11 | 6:10/mi
10K· 6.21 mi
38:16
Rank: #1666 (+42)
5K → 10K
19:05 | 6:09/mi
15K· 9.32 mi
57:16
Rank: #1583 (+83)
10K → 15K
19:00 | 6:07/mi
20K· 12.43 mi
1:16:11
Rank: #1445 (+138)
15K → 20K
18:55 | 6:05/mi
Half· 13.11 mi
1:20:18
Rank: #1437 (+8)
20K → Half
4:07 | 6:02/mi
25K· 15.53 mi
1:35:13
Rank: #1389 (+48)
Half → 25K
14:55 | 6:09/mi
30K· 18.64 mi
1:54:28
Rank: #1276 (+113)
25K → 30K
19:15 | 6:12/mi
20M
2:02:59
Rank: #1224 (+52)
30K → 20M
8:31 | 6:16/mi
21M
2:09:28
Rank: #1155 (+69)
20M → 21M
6:29 | 6:29/mi
35K· 21.75 mi
2:14:10
Rank: #1161 (-6)
21M → 35K
4:42 | 6:17/mi
23M
2:22:17
Rank: #1134 (+27)
35K → 23M
8:07 | 6:29/mi
24M
2:28:39
Rank: #1125 (+9)
23M → 24M
6:22 | 6:22/mi
40K· 24.85 mi
2:34:12
Rank: #1129 (-4)
24M → 40K
5:33 | 6:29/mi
25.2M
2:36:35
Rank: #1119 (+10)
40K → 25.2M
2:23 | 6:55/mi
Finish· 26.22 mi
2:43:01
Rank: #1121 (-2)
25.2M → Finish
6:26 | 6:19/mi

The Course

Is this your race?

Claim it — unlock a deeper AI report on this race, free

A personalized Race Performance Report that goes beyond this page — emailed to you, built from your real splits.

Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:20:18
Pace6:08 /mi
2nd Half
Distance13.11 mi
Time1:22:43
Pace6:19 /mi
📊Positive Split: 3.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:23:0319:116:1019:11
6:10
-
10K
6.21 mi10:42:0838:166:1019:05
6:09
-0:01
15K
9.32 mi11:01:0857:166:0919:00
6:07
-0:02
20K
12.43 mi11:20:031:16:116:0818:55
6:05
-0:02
Half
13.11 mi11:24:101:20:186:084:07
6:02
-0:03
25K
15.53 mi11:39:051:35:136:0814:55
6:09
+0:07
30K
18.64 mi11:58:201:54:286:0819:15
6:12
+0:03
20M
20.00 mi12:06:512:02:596:098:31
6:16
+0:04
21M
21.00 mi12:13:202:09:286:106:29
6:29
+0:13
35K
21.75 mi12:18:022:14:106:104:42
6:17
-0:12
23M
23.00 mi12:26:092:22:176:118:07
6:29
+0:12
24M
24.00 mi12:32:312:28:396:126:22
6:22
-0:07
40K
24.85 mi12:38:042:34:126:125:33
6:29
+0:07
25.2M
25.20 mi12:40:272:36:356:132:23
6:55
+0:26
Finish
26.22 mi12:46:532:43:016:136:26
6:19
-0:36

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

6:02 /mi

Average Pace

6:13 /mi

Slowest Pace

6:55 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:40:38

99% of race

Time at Steady Pace

2:23

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:13 /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 mi10:23:0319:116:1019:11
6:10
#1708
10K
6.21 mi10:42:0838:166:1019:05
6:09
#1666
15K
9.32 mi11:01:0857:166:0919:00
6:07
#1583
20K
12.43 mi11:20:031:16:116:0818:55
6:05
#1445
Half
13.11 mi11:24:101:20:186:084:07
6:02
#1437
25K
15.53 mi11:39:051:35:136:0814:55
6:09
#1389
30K
18.64 mi11:58:201:54:286:0819:15
6:12
#1276
20M
20.00 mi12:06:512:02:596:098:31
6:16
#1224
21M
21.00 mi12:13:202:09:286:106:29
6:29
#1155
35K
21.75 mi12:18:022:14:106:104:42
6:17
#1161
23M
23.00 mi12:26:092:22:176:118:07
6:29
#1134
24M
24.00 mi12:32:312:28:396:126:22
6:22
#1125
40K
24.85 mi12:38:042:34:126:125:33
6:29
#1129
25.2M
25.20 mi12:40:272:36:356:132:23
6:55
#1119
Finish
26.22 mi12:46:532:43:016:136:26
6:19
#1121
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi1708162216221451(Top 5%)1380(Top 9%)1380(Top 24%)
10K6.21 mi3.10 mi1666+421585+371585+371634(Top 6%)1555(Top 10%)1555(Top 28%)
15K9.32 mi3.11 mi1583+831506+791506+791451(Top 5%)1380(Top 9%)1380(Top 24%)
20K12.43 mi3.11 mi1445+1381371+1351371+1351138(Top 4%)1074(Top 7%)1074(Top 19%)
Half13.11 mi0.68 mi1437+81363+81363+81260(Top 4%)1194(Top 7%)1194(Top 21%)
25K15.53 mi2.42 mi1389+481318+451318+451284(Top 5%)1215(Top 8%)1215(Top 22%)
30K18.64 mi3.11 mi1276+1131205+1131205+113904(Top 3%)848(Top 5%)848(Top 15%)
20M20.00 mi1.36 mi1224+521156+491156+49881(Top 3%)832(Top 5%)832(Top 15%)
21M21.00 mi1.00 mi1155+691088+681088+68659(Top 2%)623(Top 4%)623(Top 11%)
35K21.75 mi0.75 mi1161-61094-61094-61513(Top 5%)1423(Top 9%)1423(Top 25%)
23M23.00 mi1.25 mi1134+271068+261068+261394(Top 5%)1311(Top 8%)1311(Top 23%)
24M24.00 mi1.00 mi1125+91059+91059+91515(Top 5%)1414(Top 9%)1414(Top 25%)
40K24.85 mi0.85 mi1129-41063-41063-41548(Top 5%)1432(Top 9%)1432(Top 25%)
25.2M25.20 mi0.35 mi1119+101054+91054+91222(Top 4%)1124(Top 7%)1124(Top 20%)
Finish26.22 mi1.02 mi1121-21057-31057-31927(Top 7%)1771(Top 11%)1771(Top 31%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 5%
×21stories
+97ft-345ft

Overall

1451

Males

1380

M18-39

1380

5K→10K

3.1 - 6.2 mi

Top 6%
×5stories
+79ft-138ft

Overall

1634

Males

1555

M18-39

1555

10K→15K

6.2 - 9.3 mi

Top 5%
×3stories
+67ft-78ft

Overall

1451

Males

1380

M18-39

1380

15K→20K

9.3 - 12.4 mi

Top 4%
×5stories
+106ft-86ft

Overall

1138

Males

1074

M18-39

1074

20K→Half

12.4 - 13.1 mi

Top 4%
×2stories
+19ft-37ft

Overall

1260

Males

1194

M18-39

1194

Half→25K

13.1 - 15.5 mi

Top 5%
×4stories
+66ft-88ft

Overall

1284

Males

1215

M18-39

1215

25K→30K

15.5 - 18.6 mi

Top 3%
×9stories
+181ft-148ft

Overall

904

Males

848

M18-39

848

30K→20M

18.6 - 20.0 mi

Top 3%
×5stories
+64ft-50ft

Overall

881

Males

832

M18-39

832

20M→21M

20.0 - 21.0 mi

Top 2%
×8stories
+106ft-24ft

Overall

659

Males

623

M18-39

623

21M→35K

21.0 - 21.8 mi

Top 5%
×7stories
+17ft-86ft

Overall

1513

Males

1423

M18-39

1423

35K→23M

21.8 - 23.0 mi

Top 5%
×5stories
+23ft-63ft

Overall

1394

Males

1311

M18-39

1311

23M→24M

23.0 - 24.0 mi

Top 5%
×6stories
+12ft-82ft

Overall

1515

Males

1414

M18-39

1414

24M→40K

24.0 - 24.9 mi

Top 5%
×1story
+6ft-20ft

Overall

1548

Males

1432

M18-39

1432

40K→25.2M

24.9 - 25.2 mi

Top 4%
×1story
+13ft-16ft

Overall

1222

Males

1124

M18-39

1124

25.2M→Finish

25.2 - 26.2 mi

Top 7%
×2stories
+22ft-21ft

Overall

1927

Males

1771

M18-39

1771

Passing Analysis

Category:
Athletes Passed
797
Passed By
210
Net Change
+587
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1708
5K → 10K10058+42#1708#1666
10K → 15K10522+83#1666#1583
15K → 20K1413+138#1583#1445
20K → Half102+8#1445#1437
Half → 25K6416+48#1437#1389
25K → 30K1229+113#1389#1276
30K → 20M553+52#1276#1224
20M → 21M701+69#1224#1155
21M → 35K1824-6#1155#1161
35K → 23M4215+27#1161#1134
23M → 24M2112+9#1134#1125
24M → 40K1519-4#1125#1129
40K → 25.2M133+10#1129#1119
25.2M → Finish2123-2#1119#1121
TOTALS797210+587
📊

Passing Visuals

Category:
Loading...

🔥Passing Intensity

Loading...

🔄Passing Circle

Loading...

🌊Position Flow

Loading...

🏃Race Lanes

Loading...

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support
Share Feedback

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing