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BOSTON MARATHON 2026

Bibo Gao

IL

Bib: 6935 F

0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 15%
Gender (Female)
#0 / 12578
Top 3%
Masters (Masters Women)
#0 / 6862
Top 0.4%
Division (F45-49)
#0 / 1786
Top 0.3%
Race Day Weather
51°/41°F
overcast clouds

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
6:43/mi
20:49
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
6:39/mi
41:27
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
6:38/mi
1:02:03
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
6:41/mi
1:22:46
↑ 106↓ 860.1%
165 ft elev
HALF· 13.11 mi
6:38/mi
1:27:17
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
6:43/mi
1:43:33
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
6:49/mi
2:04:42
↑ 181↓ 1480.2%
138 ft elev
20M
6:47/mi
2:13:54
↑ 64↓ 500.2%
148 ft elev
21M
7:03/mi
2:20:57
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
6:28/mi
2:25:47
↑ 17↓ 861.7%
156 ft elev
23M
6:41/mi
2:34:08
↑ 23↓ 630.6%
116 ft elev
24M
6:28/mi
2:40:36
↓ 821.3%
34 ft elev
40K· 24.85 mi
6:37/mi
2:46:15
↓ 200.3%
20 ft elev
25.2M
7:15/mi
2:48:45
↑ 13↓ 160.2%
18 ft elev
FINISH· 26.22 mi
6:37/mi
2:55:29
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

Half Splits

1st Half· via HALF
1:27:176:40 /mi⚡ faster
2nd Half
1:28:126:44 /mi+1.1%
Positive split — 1.1% slower in the second half
Is this your race?

Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointTimeAvg PaceSegment LengthSegment TimeSegment PaceTrendDiff
5K
20:496:433.11 mi20:49
6:43
-
10K
41:276:413.10 mi20:38
6:39
-0:04
15K
1:02:036:403.11 mi20:36
6:38
-0:01
20K
1:22:466:403.11 mi20:43
6:41
+0:03
HALF(13.11 mi)
1:27:176:400.68 mi4:31
6:38
-0:03
25K
1:43:336:402.42 mi16:16
6:43
+0:05
30K
2:04:426:423.11 mi21:09
6:49
+0:06
20M
2:13:546:421.36 mi9:12
6:47
-0:02
21M
2:20:576:431.00 mi7:03
7:03
+0:16
35K
2:25:476:430.75 mi4:50
6:28
-0:35
23M
2:34:086:431.25 mi8:21
6:41
+0:13
24M
2:40:366:421.00 mi6:28
6:28
-0:13
40K
2:46:156:420.85 mi5:39
6:37
+0:09
25.2M
2:48:456:420.35 mi2:30
7:15
+0:38
FINISH(26.22 mi)
2:55:296:421.02 mi6:44
6:37
-0:38
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

6:28 /mi

Average Pace

6:42 /mi

Slowest Pace

7:15 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:52:59

99% of race

Time at Steady Pace

2:30

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:42 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

Heatmap

Loading...
0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi59154944945184366366
10K3.10 mi5618+297430+64430+645413405405
15K3.11 mi5435+183392+38392+385184366366
20K3.11 mi5263+172373+19373+194940340340
HALF(13.11 mi)0.68 mi5272-9375-2375-25563469469
25K2.42 mi5184+88366+9366+94984398398
30K3.11 mi4990+194346+20346+204447354354
20M1.36 mi4896+94342+4342+43973312312
21M1.00 mi4788+108335+7335+73774333333
35K0.75 mi4716+72332+3332+33399245245
23M1.25 mi4587+129324+8324+83345276276
24M1.00 mi4465+122320+4320+43019262262
40K0.85 mi4386+79319+1319+13127291291
25.2M0.35 mi4353+333193193910487487
FINISH(26.22 mi)1.02 mi4343+10321-2321-24842742742

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 18%
×21story building
+97ft-345ft

Overall

5184

Females

366

F45-49

366

5K→10K

3.1 - 6.2 mi

Top 19%
×5story building
+79ft-138ft

Overall

5413

Females

405

F45-49

405

10K→15K

6.2 - 9.3 mi

Top 18%
×3story building
+67ft-78ft

Overall

5184

Females

366

F45-49

366

15K→20K

9.3 - 12.4 mi

Top 17%
×5story building
+106ft-86ft

Overall

4940

Females

340

F45-49

340

20K→HALF

12.4 - 13.1 mi

Top 19%
×2story building
+19ft-37ft

Overall

5563

Females

469

F45-49

469

HALF→25K

13.1 - 15.5 mi

Top 17%
×4story building
+66ft-88ft

Overall

4984

Females

398

F45-49

398

25K→30K

15.5 - 18.6 mi

Top 15%
×9story building
+181ft-148ft

Overall

4447

Females

354

F45-49

354

30K→20M

18.6 - 20.0 mi

Top 14%
×5story building
+64ft-50ft

Overall

3973

Females

312

F45-49

312

20M→21M

20.0 - 21.0 mi

Top 13%
×8story building
+106ft-24ft

Overall

3774

Females

333

F45-49

333

21M→35K

21.0 - 21.8 mi

Top 12%
×7story building
+17ft-86ft

Overall

3399

Females

245

F45-49

245

35K→23M

21.8 - 23.0 mi

Top 12%
×5story building
+23ft-63ft

Overall

3345

Females

276

F45-49

276

23M→24M

23.0 - 24.0 mi

Top 10%
×6story building
+12ft-82ft

Overall

3019

Females

262

F45-49

262

24M→40K

24.0 - 24.9 mi

Top 11%
×1story
+6ft-20ft

Overall

3127

Females

291

F45-49

291

40K→25.2M

24.9 - 25.2 mi

Top 13%
×1story
+13ft-16ft

Overall

3910

Females

487

F45-49

487

25.2M→FINISH

25.2 - 26.2 mi

Top 17%
×2story building
+22ft-21ft

Overall

4842

Females

742

F45-49

742

Passing Analysis

Category:
Passed
1963
Passed By
391
Net Change
+1572
SegmentPassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5915
5K → 10K38083+297#5915#5618
10K → 15K23047+183#5618#5435
15K → 20K20533+172#5435#5263
20K → HALF1928-9#5263#5272
HALF → 25K13042+88#5272#5184
25K → 30K23339+194#5184#4990
30K → 20M1017+94#4990#4896
20M → 21M12113+108#4896#4788
21M → 35K786+72#4788#4716
35K → 23M14819+129#4716#4587
23M → 24M1319+122#4587#4465
24M → 40K9213+79#4465#4386
40K → 25.2M418+33#4386#4353
25.2M → FINISH5444+10#4353#4343
TOTALS1963391+1572

Passing Charts

Category:
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Passing Circle

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Position Flow

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Race Lanes

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