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BOSTON MARATHON 2023

Lana Goldman

Bib: 22759•F

IL

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Division (F45-49)
#0 / 1817
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ 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
9:15/mi
28:44
↑ 97↓ 3451.5%
10K· 6.21 mi
9:51/mi
59:21
↑ 79↓ 1380.4%
15K· 9.32 mi
10:07/mi
1:30:48
↑ 67↓ 78
20K· 12.43 mi
10:33/mi
2:03:34
↑ 106↓ 860.1%
Half· 13.11 mi
11:22/mi
2:11:19
↑ 19↓ 370.5%
25K· 15.53 mi
12:33/mi
2:41:44
↑ 66↓ 880.2%
30K· 18.64 mi
13:34/mi
3:23:53
↑ 181↓ 1480.2%
20M
12:14/mi
3:40:31
↑ 64↓ 500.2%
21M
14:06/mi
3:54:37
↑ 106↓ 241.6%
35K· 21.75 mi
12:03/mi
4:03:38
↑ 17↓ 861.7%
23M
12:49/mi
4:19:41
↑ 23↓ 630.6%
24M
12:51/mi
4:32:32
↓ 821.3%
40K· 24.85 mi
12:27/mi
4:43:11
↓ 200.3%
25.2M
13:09/mi
4:47:43
↑ 13↓ 160.2%
Finish· 26.22 mi
11:42/mi
4:59:38
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:11:19
Pace10:01 /mi
2nd Half
Distance13.11 mi
Time2:48:19
Pace12:50 /mi
📊Positive Split: 28.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:23:0128:449:1528:44
9:15
-
10K
6.21 mi11:53:3859:219:3330:37
9:51
+0:36
15K
9.32 mi12:25:051:30:489:4531:27
10:07
+0:16
20K
12.43 mi12:57:512:03:349:5732:46
10:33
+0:26
Half
13.11 mi13:05:362:11:1910:017:45
11:22
+0:49
25K
15.53 mi13:36:012:41:4410:2530:25
12:33
+1:11
30K
18.64 mi14:18:103:23:5310:5642:09
13:34
+1:01
20M
20.00 mi14:34:483:40:3111:0216:38
12:14
-1:20
21M
21.00 mi14:48:543:54:3711:1014:06
14:06
+1:52
35K
21.75 mi14:57:554:03:3811:129:01
12:03
-2:03
23M
23.00 mi15:13:584:19:4111:1716:03
12:49
+0:46
24M
24.00 mi15:26:494:32:3211:2112:51
12:51
+0:02
40K
24.85 mi15:37:284:43:1111:2410:39
12:27
-0:24
25.2M
25.20 mi15:42:004:47:4311:254:32
13:09
+0:42
Finish
26.22 mi15:53:554:59:3811:2611:55
11:42
-1:27

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

9:15 /mi

Average Pace

11:26 /mi

Slowest Pace

14:06 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:11:19

44% of race

Time at Steady Pace

1:47:32

36% of race

Time at Slower Pace

1:00:47

20% of race

Average Pace: 11:26 /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 mi11:23:0128:449:1528:44
9:15
#21379
10K
6.21 mi11:53:3859:219:3330:37
9:51
#22471
15K
9.32 mi12:25:051:30:489:4531:27
10:07
#22997
20K
12.43 mi12:57:512:03:349:5732:46
10:33
#23307
Half
13.11 mi13:05:362:11:1910:017:45
11:22
#23443
25K
15.53 mi13:36:012:41:4410:2530:25
12:33
#23993
30K
18.64 mi14:18:103:23:5310:5642:09
13:34
#24570
20M
20.00 mi14:34:483:40:3111:0216:38
12:14
#24574
21M
21.00 mi14:48:543:54:3711:1014:06
14:06
#24651
35K
21.75 mi14:57:554:03:3811:129:01
12:03
#24667
23M
23.00 mi15:13:584:19:4111:1716:03
12:49
#24688
24M
24.00 mi15:26:494:32:3211:2112:51
12:51
#24751
40K
24.85 mi15:37:284:43:1111:2410:39
12:27
#24757
25.2M
25.20 mi15:42:004:47:4311:254:32
13:09
#24762
Finish
26.22 mi15:53:554:59:3811:2611:55
11:42
#24798
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi213798570857023746(Top 89%)9749(Top 85%)9749(Top 537%)
10K6.21 mi3.10 mi22471-10929088-5189088-51823394(Top 88%)9564(Top 84%)9564(Top 526%)
15K9.32 mi3.11 mi22997-5269356-2689356-26823746(Top 89%)9749(Top 85%)9749(Top 537%)
20K12.43 mi3.11 mi23307-3109512-1569512-15623916(Top 90%)9852(Top 86%)9852(Top 542%)
Half13.11 mi0.68 mi23443-1369572-609572-6025347(Top 95%)10695(Top 94%)10695(Top 589%)
25K15.53 mi2.42 mi23993-5509894-3229894-32225581(Top 96%)10837(Top 95%)10837(Top 596%)
30K18.64 mi3.11 mi24570-57710242-34810242-34825794(Top 97%)10996(Top 96%)10996(Top 605%)
20M20.00 mi1.36 mi24574-410254-1210254-1224484(Top 92%)10330(Top 90%)10330(Top 569%)
21M21.00 mi1.00 mi24651-7710301-4710301-4725116(Top 94%)10670(Top 93%)10670(Top 587%)
35K21.75 mi0.75 mi24667-1610324-2310324-2324736(Top 93%)10525(Top 92%)10525(Top 579%)
23M23.00 mi1.25 mi24688-2110340-1610340-1624908(Top 94%)10587(Top 93%)10587(Top 583%)
24M24.00 mi1.00 mi24751-6310386-4610386-4625371(Top 95%)10865(Top 95%)10865(Top 598%)
40K24.85 mi0.85 mi24757-610393-710393-724399(Top 92%)10391(Top 91%)10391(Top 572%)
25.2M25.20 mi0.35 mi24762-510399-610399-624161(Top 91%)10266(Top 90%)10266(Top 565%)
Finish26.22 mi1.02 mi24798-3610426-2710426-2724940(Top 94%)10629(Top 93%)10629(Top 585%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 89%
×21story building
+97ft-345ft

Overall

23746

Females

9749

F45-49

9749

5K→10K

3.1 - 6.2 mi

Top 88%
×5story building
+79ft-138ft

Overall

23394

Females

9564

F45-49

9564

10K→15K

6.2 - 9.3 mi

Top 89%
×3story building
+67ft-78ft

Overall

23746

Females

9749

F45-49

9749

15K→20K

9.3 - 12.4 mi

Top 90%
×5story building
+106ft-86ft

Overall

23916

Females

9852

F45-49

9852

20K→Half

12.4 - 13.1 mi

Top 95%
×2story building
+19ft-37ft

Overall

25347

Females

10695

F45-49

10695

Half→25K

13.1 - 15.5 mi

Top 96%
×4story building
+66ft-88ft

Overall

25581

Females

10837

F45-49

10837

25K→30K

15.5 - 18.6 mi

Top 97%
×9story building
+181ft-148ft

Overall

25794

Females

10996

F45-49

10996

30K→20M

18.6 - 20.0 mi

Top 92%
×5story building
+64ft-50ft

Overall

24484

Females

10330

F45-49

10330

20M→21M

20.0 - 21.0 mi

Top 94%
×8story building
+106ft-24ft

Overall

25116

Females

10670

F45-49

10670

21M→35K

21.0 - 21.8 mi

Top 93%
×7story building
+17ft-86ft

Overall

24736

Females

10525

F45-49

10525

35K→23M

21.8 - 23.0 mi

Top 94%
×5story building
+23ft-63ft

Overall

24908

Females

10587

F45-49

10587

23M→24M

23.0 - 24.0 mi

Top 95%
×6story building
+12ft-82ft

Overall

25371

Females

10865

F45-49

10865

24M→40K

24.0 - 24.9 mi

Top 92%
×1story
+6ft-20ft

Overall

24399

Females

10391

F45-49

10391

40K→25.2M

24.9 - 25.2 mi

Top 91%
×1story
+13ft-16ft

Overall

24161

Females

10266

F45-49

10266

25.2M→Finish

25.2 - 26.2 mi

Top 94%
×2story building
+22ft-21ft

Overall

24940

Females

10629

F45-49

10629

Passing Analysis

Category:
Athletes Passed
308
Passed By
3727
Net Change
-3419
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21379
5K → 10K191111-1092#21379#22471
10K → 15K36562-526#22471#22997
15K → 20K45355-310#22997#23307
20K → Half2138-136#23307#23443
Half → 25K10560-550#23443#23993
25K → 30K21598-577#23993#24570
30K → 20M4751-4#24570#24574
20M → 21M1592-77#24574#24651
21M → 35K2339-16#24651#24667
35K → 23M3354-21#24667#24688
23M → 24M669-63#24688#24751
24M → 40K2834-6#24751#24757
40K → 25.2M1217-5#24757#24762
25.2M → Finish1147-36#24762#24798
TOTALS3083727-3419
📊

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