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BOSTON MARATHON 2025

Tatjana Naranda

Bib: 24721•F

CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Division (F60-64)
#0 / 624
Top 21%
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
8:31/mi
26:28
↑ 97↓ 3451.5%
10K· 6.21 mi
8:35/mi
53:08
↑ 79↓ 1380.4%
15K· 9.32 mi
8:50/mi
1:20:36
↑ 67↓ 78
20K· 12.43 mi
9:00/mi
1:48:34
↑ 106↓ 860.1%
Half· 13.11 mi
8:46/mi
1:54:33
↑ 19↓ 370.5%
25K· 15.53 mi
9:05/mi
2:16:35
↑ 66↓ 880.2%
30K· 18.64 mi
9:29/mi
2:46:02
↑ 181↓ 1480.2%
20M
9:27/mi
2:58:52
↑ 64↓ 500.2%
21M
10:04/mi
3:08:56
↑ 106↓ 241.6%
35K· 21.75 mi
9:13/mi
3:15:50
↑ 17↓ 861.7%
23M
9:21/mi
3:27:33
↑ 23↓ 630.6%
24M
9:08/mi
3:36:41
↓ 821.3%
40K· 24.85 mi
9:30/mi
3:44:48
↓ 200.3%
25.2M
10:18/mi
3:48:21
↑ 13↓ 160.2%
Finish· 26.22 mi
9:05/mi
3:57:36
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:54:33
Pace8:44 /mi
2nd Half
Distance13.11 mi
Time2:03:03
Pace9:23 /mi
📊Positive Split: 7.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:26:2826:288:3126:28
8:31
-
10K
6.21 mi11:53:0853:088:3326:40
8:35
+0:04
15K
9.32 mi12:20:361:20:368:3927:28
8:50
+0:15
20K
12.43 mi12:48:341:48:348:4427:58
9:00
+0:10
Half
13.11 mi12:54:331:54:338:445:59
8:46
-0:14
25K
15.53 mi13:16:352:16:358:4822:02
9:05
+0:19
30K
18.64 mi13:46:022:46:028:5429:27
9:29
+0:24
20M
20.00 mi13:58:522:58:528:5712:50
9:27
-0:02
21M
21.00 mi14:08:563:08:569:0010:04
10:04
+0:37
35K
21.75 mi14:15:503:15:509:006:54
9:13
-0:51
23M
23.00 mi14:27:333:27:339:0111:43
9:21
+0:08
24M
24.00 mi14:36:413:36:419:029:08
9:08
-0:13
40K
24.85 mi14:44:483:44:489:038:07
9:30
+0:22
25.2M
25.20 mi14:48:213:48:219:043:33
10:18
+0:48
Finish
26.22 mi14:57:363:57:369:049:15
9:05
-1:13

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

8:31 /mi

Average Pace

9:04 /mi

Slowest Pace

10:18 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:26:35

36% of race

Time at Steady Pace

1:27:00

37% of race

Time at Slower Pace

1:04:01

27% of race

Average Pace: 9:04 /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 mi11:26:2826:288:3126:28
8:31
#19998
10K
6.21 mi11:53:0853:088:3326:40
8:35
#20149
15K
9.32 mi12:20:361:20:368:3927:28
8:50
#20473
20K
12.43 mi12:48:341:48:348:4427:58
9:00
#20611
Half
13.11 mi12:54:331:54:338:445:59
8:46
#20612
25K
15.53 mi13:16:352:16:358:4822:02
9:05
#20585
30K
18.64 mi13:46:022:46:028:5429:27
9:29
#20403
20M
20.00 mi13:58:522:58:528:5712:50
9:27
#20290
21M
21.00 mi14:08:563:08:569:0010:04
10:04
#20187
35K
21.75 mi14:15:503:15:509:006:54
9:13
#20160
23M
23.00 mi14:27:333:27:339:0111:43
9:21
#20029
24M
24.00 mi14:36:413:36:419:029:08
9:08
#19941
40K
24.85 mi14:44:483:44:489:038:07
9:30
#19894
25.2M
25.20 mi14:48:213:48:219:043:33
10:18
#19873
Finish
26.22 mi14:57:363:57:369:049:15
9:05
#19862
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF60-64Seg. OverallSeg. FemalesSeg. F60-64
5K3.11 mi3.11 mi199987502750221243(Top 75%)8132(Top 67%)8132(Top 1303%)
10K6.21 mi3.10 mi20149-1517563-617563-6120276(Top 71%)7622(Top 62%)7622(Top 1221%)
15K9.32 mi3.11 mi20473-3247737-1747737-17421243(Top 75%)8132(Top 67%)8132(Top 1303%)
20K12.43 mi3.11 mi20611-1387824-877824-8720981(Top 74%)8044(Top 66%)8044(Top 1289%)
Half13.11 mi0.68 mi20612-17823+17823+120796(Top 73%)7922(Top 65%)7922(Top 1270%)
25K15.53 mi2.42 mi20585+277819+47819+420308(Top 71%)7703(Top 63%)7703(Top 1234%)
30K18.64 mi3.11 mi20403+1827765+547765+5419859(Top 70%)7587(Top 62%)7587(Top 1216%)
20M20.00 mi1.36 mi20290+1137720+457720+4518931(Top 67%)7230(Top 59%)7230(Top 1159%)
21M21.00 mi1.00 mi20187+1037688+327688+3218577(Top 65%)7102(Top 58%)7102(Top 1138%)
35K21.75 mi0.75 mi20160+277683+57683+519292(Top 68%)7601(Top 62%)7601(Top 1218%)
23M23.00 mi1.25 mi20029+1317632+517632+5118072(Top 64%)7021(Top 57%)7021(Top 1125%)
24M24.00 mi1.00 mi19941+887613+197613+1918065(Top 64%)7075(Top 58%)7075(Top 1134%)
40K24.85 mi0.85 mi19894+477603+107603+1018705(Top 66%)7481(Top 61%)7481(Top 1199%)
25.2M25.20 mi0.35 mi19873+217598+57598+518322(Top 65%)7310(Top 60%)7310(Top 1171%)
Finish26.22 mi1.02 mi19862+117605-77605-719436(Top 68%)7836(Top 64%)7836(Top 1256%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 75%
×21story building
+97ft-345ft

Overall

21243

Females

8132

F60-64

8132

5K→10K

3.1 - 6.2 mi

Top 71%
×5story building
+79ft-138ft

Overall

20276

Females

7622

F60-64

7622

10K→15K

6.2 - 9.3 mi

Top 75%
×3story building
+67ft-78ft

Overall

21243

Females

8132

F60-64

8132

15K→20K

9.3 - 12.4 mi

Top 74%
×5story building
+106ft-86ft

Overall

20981

Females

8044

F60-64

8044

20K→Half

12.4 - 13.1 mi

Top 73%
×2story building
+19ft-37ft

Overall

20796

Females

7922

F60-64

7922

Half→25K

13.1 - 15.5 mi

Top 71%
×4story building
+66ft-88ft

Overall

20308

Females

7703

F60-64

7703

25K→30K

15.5 - 18.6 mi

Top 70%
×9story building
+181ft-148ft

Overall

19859

Females

7587

F60-64

7587

30K→20M

18.6 - 20.0 mi

Top 67%
×5story building
+64ft-50ft

Overall

18931

Females

7230

F60-64

7230

20M→21M

20.0 - 21.0 mi

Top 65%
×8story building
+106ft-24ft

Overall

18577

Females

7102

F60-64

7102

21M→35K

21.0 - 21.8 mi

Top 68%
×7story building
+17ft-86ft

Overall

19292

Females

7601

F60-64

7601

35K→23M

21.8 - 23.0 mi

Top 64%
×5story building
+23ft-63ft

Overall

18072

Females

7021

F60-64

7021

23M→24M

23.0 - 24.0 mi

Top 64%
×6story building
+12ft-82ft

Overall

18065

Females

7075

F60-64

7075

24M→40K

24.0 - 24.9 mi

Top 66%
×1story
+6ft-20ft

Overall

18705

Females

7481

F60-64

7481

40K→25.2M

24.9 - 25.2 mi

Top 65%
×1story
+13ft-16ft

Overall

18322

Females

7310

F60-64

7310

25.2M→Finish

25.2 - 26.2 mi

Top 68%
×2story building
+22ft-21ft

Overall

19436

Females

7836

F60-64

7836

Passing Analysis

Category:
Athletes Passed
1768
Passed By
1632
Net Change
+136
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19998
5K → 10K210361-151#19998#20149
10K → 15K100424-324#20149#20473
15K → 20K139277-138#20473#20611
20K → Half3637-1#20611#20612
Half → 25K169142+27#20612#20585
25K → 30K306124+182#20585#20403
30K → 20M15441+113#20403#20290
20M → 21M14340+103#20290#20187
21M → 35K6437+27#20187#20160
35K → 23M15019+131#20160#20029
23M → 24M11123+88#20029#19941
24M → 40K8841+47#19941#19894
40K → 25.2M3514+21#19894#19873
25.2M → Finish6352+11#19873#19862
TOTALS17681632+136
📊

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