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BOSTON MARATHON 2023

Rhiannon Northeast

Bib: 15562 F GB

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 38%
Gender (Female)
#0 / 11423
Top 18%
Division (F18-39)
#0 / 4884
Top 32%
Race Day Weather
49°/39°F
light intensity drizzle

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
7:41/mi
23:53
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
7:30/mi
47:12
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
7:32/mi
1:10:37
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
7:31/mi
1:33:58
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
7:30/mi
1:39:05
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
7:36/mi
1:57:30
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
7:52/mi
2:21:57
↑ 181↓ 1480.2%
138 ft elev
20M
7:59/mi
2:32:48
↑ 64↓ 500.2%
148 ft elev
21M
8:26/mi
2:41:14
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
7:52/mi
2:47:07
↑ 17↓ 861.7%
156 ft elev
23M
8:22/mi
2:57:35
↑ 23↓ 630.6%
116 ft elev
24M
7:51/mi
3:05:26
↓ 821.3%
34 ft elev
40K· 24.85 mi
7:49/mi
3:12:07
↓ 200.3%
20 ft elev
25.2M
8:16/mi
3:14:58
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
7:40/mi
3:22:47
↑ 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
1:39:057:33 /mi⚡ faster
2nd Half
1:43:427:55 /mi+4.7%
Positive split — 4.7% slower in the second half
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Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointTimeAvg PaceSegment LengthSegment TimeSegment PaceTrendDiff
5K
23:537:413.11 mi23:53
7:41
-
10K
47:127:363.10 mi23:19
7:30
-0:11
15K
1:10:377:353.11 mi23:25
7:32
+0:02
20K
1:33:587:343.11 mi23:21
7:31
-0:01
Half(13.11 mi)
1:39:057:330.68 mi5:07
7:30
-0:01
25K
1:57:307:342.42 mi18:25
7:36
+0:06
30K
2:21:577:373.11 mi24:27
7:52
+0:16
20M
2:32:487:381.36 mi10:51
7:59
+0:07
21M
2:41:147:411.00 mi8:26
8:26
+0:27
35K
2:47:077:410.75 mi5:53
7:52
-0:34
23M
2:57:357:431.25 mi10:28
8:22
+0:30
24M
3:05:267:441.00 mi7:51
7:51
-0:31
40K
3:12:077:440.85 mi6:41
7:49
-0:02
25.2M
3:14:587:440.35 mi2:51
8:16
+0:27
Finish(26.22 mi)
3:22:477:441.02 mi7:49
7:40
-0:36
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

7:30 /mi

Average Pace

7:44 /mi

Slowest Pace

8:26 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

3:01:02

89% of race

Time at Steady Pace

21:45

11% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:44 /mi

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

Heatmap

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

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi11343250825081049620722072
10K3.10 mi10891+4522271+2372271+2371049520522052
15K3.11 mi10732+1592190+812190+811049620722072
20K3.11 mi10363+3691999+1911999+191944916711671
Half(13.11 mi)0.68 mi10358+52006-72006-71029620292029
25K2.42 mi10180+1781942+641942+64953017971797
30K3.11 mi10092+881934+81934+8991521182118
20M1.36 mi10078+141963-291963-291016623062306
21M1.00 mi10037+411970-71970-71008624192419
35K0.75 mi10061-241998-281998-281114529322932
23M1.25 mi10182-1212089-912089-911230336813681
24M1.00 mi10149+332100-112100-111017726702670
40K0.85 mi10071+782093+72093+7881620932093
25.2M0.35 mi10017+542084+92084+9816918961896
Finish(26.22 mi)1.02 mi9990+272090-62090-6980326082608

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 39%
×21story building
+97ft-345ft

Overall

10496

Females

2072

F18-39

2072

5K→10K

3.1 - 6.2 mi

Top 39%
×5story building
+79ft-138ft

Overall

10495

Females

2052

F18-39

2052

10K→15K

6.2 - 9.3 mi

Top 39%
×3story building
+67ft-78ft

Overall

10496

Females

2072

F18-39

2072

15K→20K

9.3 - 12.4 mi

Top 35%
×5story building
+106ft-86ft

Overall

9449

Females

1671

F18-39

1671

20K→Half

12.4 - 13.1 mi

Top 39%
×2story building
+19ft-37ft

Overall

10296

Females

2029

F18-39

2029

Half→25K

13.1 - 15.5 mi

Top 36%
×4story building
+66ft-88ft

Overall

9530

Females

1797

F18-39

1797

25K→30K

15.5 - 18.6 mi

Top 37%
×9story building
+181ft-148ft

Overall

9915

Females

2118

F18-39

2118

30K→20M

18.6 - 20.0 mi

Top 38%
×5story building
+64ft-50ft

Overall

10166

Females

2306

F18-39

2306

20M→21M

20.0 - 21.0 mi

Top 38%
×8story building
+106ft-24ft

Overall

10086

Females

2419

F18-39

2419

21M→35K

21.0 - 21.8 mi

Top 42%
×7story building
+17ft-86ft

Overall

11145

Females

2932

F18-39

2932

35K→23M

21.8 - 23.0 mi

Top 46%
×5story building
+23ft-63ft

Overall

12303

Females

3681

F18-39

3681

23M→24M

23.0 - 24.0 mi

Top 38%
×6story building
+12ft-82ft

Overall

10177

Females

2670

F18-39

2670

24M→40K

24.0 - 24.9 mi

Top 33%
×1story
+6ft-20ft

Overall

8816

Females

2093

F18-39

2093

40K→25.2M

24.9 - 25.2 mi

Top 31%
×1story
+13ft-16ft

Overall

8169

Females

1896

F18-39

1896

25.2M→Finish

25.2 - 26.2 mi

Top 37%
×2story building
+22ft-21ft

Overall

9803

Females

2608

F18-39

2608

Passing Analysis

Category:
Passed
2341*
Passed By
988
Net Change
+1353
SegmentPassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11343
5K → 10K592140+452#11343#10891
10K → 15K263104+159#10891#10732
15K → 20K39021+369#10732#10363
20K → Half3227+5#10363#10358
Half → 25K23052+178#10358#10180
25K → 30K198*110+88#10180#10092
30K → 20M9884+14#10092#10078
20M → 21M10463+41#10078#10037
21M → 35K3862-24#10037#10061
35K → 23M49170-121#10061#10182
23M → 24M8754+33#10182#10149
24M → 40K10022+78#10149#10071
40K → 25.2M65*11+54#10071#10017
25.2M → Finish95*68+27#10017#9990
TOTALS2341*988+1353

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

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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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing