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BOSTON MARATHON 2023

Yury Nataly Romero

Bib: 11715 F CO

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 49%
Gender (Female)
#0 / 11423
Top 33%
Division (F18-39)
#0 / 4884
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
7:19/mi
22:44
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
7:09/mi
44:57
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
7:16/mi
1:07:32
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
7:38/mi
1:31:14
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
7:31/mi
1:36:22
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
9:02/mi
1:58:16
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
8:16/mi
2:23:56
↑ 181↓ 1480.2%
138 ft elev
20M
8:54/mi
2:36:01
↑ 64↓ 500.2%
148 ft elev
21M
10:09/mi
2:46:10
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
8:20/mi
2:52:24
↑ 17↓ 861.7%
156 ft elev
23M
9:17/mi
3:04:01
↑ 23↓ 630.6%
116 ft elev
24M
8:44/mi
3:12:45
↓ 821.3%
34 ft elev
40K· 24.85 mi
8:50/mi
3:20:18
↓ 200.3%
20 ft elev
25.2M
9:57/mi
3:23:44
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
9:12/mi
3:33:07
↑ 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
1:36:227:21 /mi⚡ faster
2nd Half
1:56:458:54 /mi+21.2%
Positive split — 21.2% slower in the second half
Is this your race?

Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:49:1222:447:1922:44
7:19
-
10K
6.21 mi11:11:2544:577:1422:13
7:09
-0:10
15K
9.32 mi11:34:001:07:327:1522:35
7:16
+0:07
20K
12.43 mi11:57:421:31:147:2023:42
7:38
+0:22
Half
13.11 mi12:02:501:36:227:215:08
7:31
-0:07
25K
15.53 mi12:24:441:58:167:3721:54
9:02
+1:31
30K
18.64 mi12:50:242:23:567:4325:40
8:16
-0:46
20M
20.00 mi13:02:292:36:017:4812:05
8:54
+0:38
21M
21.00 mi13:12:382:46:107:5510:09
10:09
+1:15
35K
21.75 mi13:18:522:52:247:566:14
8:20
-1:49
23M
23.00 mi13:30:293:04:018:0011:37
9:17
+0:57
24M
24.00 mi13:39:133:12:458:028:44
8:44
-0:33
40K
24.85 mi13:46:463:20:188:047:33
8:50
+0:06
25.2M
25.20 mi13:50:123:23:448:053:26
9:57
+1:07
Finish
26.22 mi13:59:353:33:078:089:23
9:12
-0:45

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

7:09 /mi

Average Pace

8:08 /mi

Slowest Pace

10:09 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Segment Time Comparison

Time at Faster Pace

1:36:22

45% of race

Time at Steady Pace

1:31:33

43% of race

Time at Slower Pace

25:12

12% of race

Average Pace: 8:08 /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 mi10:49:1222:447:1922:44
7:19
#8232
10K
6.21 mi11:11:2544:577:1422:13
7:09
#8000
15K
9.32 mi11:34:001:07:327:1522:35
7:16
#8087
20K
12.43 mi11:57:421:31:147:2023:42
7:38
#8567
Half
13.11 mi12:02:501:36:227:215:08
7:31
#8645
25K
15.53 mi12:24:441:58:167:3721:54
9:02
#10603
30K
18.64 mi12:50:242:23:567:4325:40
8:16
#10938
20M
20.00 mi13:02:292:36:017:4812:05
8:54
#11371
21M
21.00 mi13:12:382:46:107:5510:09
10:09
#11973
35K
21.75 mi13:18:522:52:247:566:14
8:20
#12043
23M
23.00 mi13:30:293:04:018:0011:37
9:17
#12457
24M
24.00 mi13:39:133:12:458:028:44
8:44
#12625
40K
24.85 mi13:46:463:20:188:047:33
8:50
#12727
25.2M
25.20 mi13:50:123:23:448:053:26
9:57
#12818
Finish
26.22 mi13:59:353:33:078:089:23
9:12
#13087
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi823211031103832411961196
10K6.21 mi3.10 mi8000+2321030+731030+737794987987
15K9.32 mi3.11 mi8087-871072-421072-42832411961196
20K12.43 mi3.11 mi8567-4801269-1971269-1971032320652065
Half13.11 mi0.68 mi8645-781294-251294-251050421592159
25K15.53 mi2.42 mi10603-19582148-8542148-8541913072007200
30K18.64 mi3.11 mi10938-3352369-2212369-2211277136213621
20M20.00 mi1.36 mi11371-4332638-2692638-2691596555475547
21M21.00 mi1.00 mi11973-6022997-3592997-3591854570737073
35K21.75 mi0.75 mi12043-703054-573054-571429647134713
23M23.00 mi1.25 mi12457-4143303-2493303-2491740965046504
24M24.00 mi1.00 mi12625-1683427-1243427-1241585257175717
40K24.85 mi0.85 mi12727-1023509-823509-821524154235423
25.2M25.20 mi0.35 mi12818-913569-603569-601718965156515
Finish26.22 mi1.02 mi13087-2693752-1833752-1831896074127412

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 31%
×21story building
+97ft-345ft

Overall

8324

Females

1196

F18-39

1196

5K→10K

3.1 - 6.2 mi

Top 29%
×5story building
+79ft-138ft

Overall

7794

Females

987

F18-39

987

10K→15K

6.2 - 9.3 mi

Top 31%
×3story building
+67ft-78ft

Overall

8324

Females

1196

F18-39

1196

15K→20K

9.3 - 12.4 mi

Top 39%
×5story building
+106ft-86ft

Overall

10323

Females

2065

F18-39

2065

20K→Half

12.4 - 13.1 mi

Top 39%
×2story building
+19ft-37ft

Overall

10504

Females

2159

F18-39

2159

Half→25K

13.1 - 15.5 mi

Top 72%
×4story building
+66ft-88ft

Overall

19130

Females

7200

F18-39

7200

25K→30K

15.5 - 18.6 mi

Top 48%
×9story building
+181ft-148ft

Overall

12771

Females

3621

F18-39

3621

30K→20M

18.6 - 20.0 mi

Top 60%
×5story building
+64ft-50ft

Overall

15965

Females

5547

F18-39

5547

20M→21M

20.0 - 21.0 mi

Top 70%
×8story building
+106ft-24ft

Overall

18545

Females

7073

F18-39

7073

21M→35K

21.0 - 21.8 mi

Top 54%
×7story building
+17ft-86ft

Overall

14296

Females

4713

F18-39

4713

35K→23M

21.8 - 23.0 mi

Top 65%
×5story building
+23ft-63ft

Overall

17409

Females

6504

F18-39

6504

23M→24M

23.0 - 24.0 mi

Top 60%
×6story building
+12ft-82ft

Overall

15852

Females

5717

F18-39

5717

24M→40K

24.0 - 24.9 mi

Top 57%
×1story
+6ft-20ft

Overall

15241

Females

5423

F18-39

5423

40K→25.2M

24.9 - 25.2 mi

Top 65%
×1story
+13ft-16ft

Overall

17189

Females

6515

F18-39

6515

25.2M→Finish

25.2 - 26.2 mi

Top 71%
×2story building
+22ft-21ft

Overall

18960

Females

7412

F18-39

7412

Passing Analysis

Category:
Athletes Passed
775
Passed By
5628
Net Change
-4855
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8232
5K → 10K376144+232#8232#8000
10K → 15K96183-87#8000#8087
15K → 20K41521-480#8087#8567
20K → Half684-78#8567#8645
Half → 25K41960-1958#8645#10603
25K → 30K87422-335#10603#10938
30K → 20M23456-433#10938#11371
20M → 21M6608-602#11371#11973
21M → 35K33103-70#11973#12043
35K → 23M18432-414#12043#12457
23M → 24M34202-168#12457#12625
24M → 40K31133-102#12625#12727
40K → 25.2M798-91#12727#12818
25.2M → Finish13282-269#12818#13087
TOTALS7755628-4855

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