Robert Dietz

Against the front of the class, by track

Track	Sessions	Typical gap to class best	Closest
Road America (4.05 mi)	9	+1.174s (0.80%)	+0.275s (0.19%)
Road America	1	+2.722s (1.90%)	+2.722s (1.90%)
Watkins Glen International (3.40 mi)	4	+2.290s (1.90%)	+0.000s (0.00%)
Road America (4.01 mi)	4	+3.932s (2.72%)	+2.777s (1.92%)
Mid-Ohio Sports Car Course (2.40 mi)	2	+0.764s (0.83%)	+0.764s (0.83%)
Mid-Ohio Sports Car Course (2.53 mi)	1	+11.783s (12.12%)	+11.783s (12.12%)
Indianapolis Motor Speedway (2.59 mi)	6	+2.571s (2.44%)	+2.243s (2.13%)

Gap is the driver's best lap in a session against the fastest lap in their class in that same session (zero is fastest in class), shown as time lost and as a share of the lap, so conditions cancel out and tracks can be compared. Typical is the median session.

Road America (4.05 mi)

Event	Session	Class	#	Car	Pos	Best lap	Class best	To class best	Trap
Runoffs 2026	FF/F6 National Championship Race	FF	18	Van Diemen RF00	7/20	2:26.546	2:23.686Nathan Down	+2.860s (1.99%)	132.2138.9 Tazio Stefanelli-6.7 mph (-4.8%)
Runoffs 2026	FF/F6 Qualifying 3	FF	18	Van Diemen RF00	10/20	2:25.769	2:23.047David Ybarra	+2.722s (1.90%)	134.1135.9 Calvin Kautz-1.8 mph (-1.3%)
Runoffs 2026	FF/F6 Qualifying 2	FF	18	Van Diemen RF00	6/20	2:27.737	2:26.563Theodore Burns	+1.174s (0.80%)	132.8135.2 Andrew Moran-2.4 mph (-1.8%)
Runoffs 2025	FC/FF National Championship Race	FF	8	Van Diemen RF00	5/16	2:26.461	2:25.541Calvin Kautz	+0.920s (0.63%)	137.7138.4 Tazio Stefanelli-0.7 mph (-0.5%)
Runoffs 2025	FC/FF Qual 2	FF	8	Van Diemen RF00	5/17	2:26.003	2:25.029Jonathan Kotyk	+0.974s (0.67%)	137.0you
Runoffs 2025	FC/FF Qual 1	FF	8	Van Diemen RF00	10/16	2:29.960	2:24.905Jonathan Kotyk	+5.055s (3.49%)	132.2132.8 Eric Poulsen-0.6 mph (-0.5%)
Runoffs 2025	Wed Grp 2 FF FV Run 2	FF	8	Van Diemen RF00	7/12	2:27.134	2:25.755Demetrios Constantinidis	+1.379s (0.95%)	130.5135.2 Calvin Kautz-4.7 mph (-3.5%)
Runoffs 2025	Wed Grp 2 FF FV Run 1	FF	8	Van Diemen RF00	3/13	2:28.357	2:28.082Demetrios Constantinidis	+0.275s (0.19%)	130.7133.0 Calvin Kautz-2.3 mph (-1.8%)
June Sprints 2025	Grp 10 FF FV F6 Race 1	FF	18	Van Diemen RF02 Honda	16/14		2:24.576Ethan Tovo

Road America

Event	Session	Class	#	Car	Pos	Best lap	Class best	To class best	Trap
Runoffs 2026	FF/F6 Qualifying 3	FF	18	Van Diemen RF00	10/20	2:25.769	2:23.047David Ybarra	+2.722s (1.90%)	132.8135.9 Calvin Kautz-3.1 mph (-2.3%)

Watkins Glen International (3.40 mi)

Event	Session	Class	#	Car	Pos	Best lap	Class best	To class best	Trap
Finger Lakes Region SCCA Hoosier Super Tour @ Watkins Glen International	Grp 1 FF FV F6 Race 2	FF	18	Van Diemen RF02 Honda	3/9	2:02.716	2:00.426David Ybarra	+2.290s (1.90%)	129.6132.3 Dave Petzko-2.7 mph (-2.1%)
Finger Lakes Region SCCA Hoosier Super Tour @ Watkins Glen International	Grp 1 FF FV F6 Race 1	FF	18	Van Diemen RF02 Honda	3/9	2:02.209	2:02.209you	+0.000s (0.00%)	135.4you
Finger Lakes Region SCCA Hoosier Super Tour @ Watkins Glen International	Grp 1 FF FV F6 Qualifying 2	FF	18	Van Diemen RF02 Honda	3/9	2:03.553	2:00.581David Ybarra	+2.972s (2.46%)	132.3132.7 David Ybarra-0.4 mph (-0.3%)
Finger Lakes Region SCCA Hoosier Super Tour @ Watkins Glen International	Grp 1 FF FV F6 Qualifying 1	FF	18	Van Diemen RF02 Honda	3/9	2:04.386	2:00.673David Ybarra	+3.713s (3.08%)	129.8131.7 Chris Smith-1.9 mph (-1.4%)

Road America (4.01 mi)

Event	Session	Class	#	Car	Pos	Best lap	Class best	To class best	Trap
June Sprints 2024	Grp 1 FV F6 FF Race 2	FF	8	Van Diemen RF02 Honda	11/19	2:29.000	2:24.639Sebastian Mateo Naranjo	+4.361s (3.02%)
June Sprints 2024	Grp 1 FV F6 FF Race 1	FF	8	Van Diemen RF02 Honda	11/14	3:05.859	2:45.584Sebastian Mateo Naranjo	+20.275s (12.24%)	100.0128.0 Calvin Kautz-28.0 mph (-21.9%)
June Sprints 2024	Grp 1 FV F6 FF Qual	FF	8	Van Diemen RF02 Honda	10/21	2:27.056	2:24.279Sebastian Mateo Naranjo	+2.777s (1.92%)	134.3you
June Sprints 2024	Grp 1 FV F6 FF Prac	FF	8	Van Diemen RF02 Honda	8/16	2:28.539	2:24.607Sebastian Mateo Naranjo	+3.932s (2.72%)	133.4134.0 Demetrios Constantinidis-0.7 mph (-0.5%)

Mid-Ohio Sports Car Course (2.40 mi)

Event	Session	Class	#	Car	Pos	Best lap	Class best	To class best	Trap
Great Lakes Champions 2024	Grp 3 FV FF F6 Race 2	FF	18	Van Diemen RF02 Honda	3/8	1:32.863	1:32.099Zachary Rivard	+0.764s (0.83%)
Great Lakes Champions 2024	Grp 3 FV FF F6 Race 1	FF	18	Van Diemen RF02 Honda	4/9	1:34.484	1:32.734Zachary Rivard	+1.750s (1.89%)

Mid-Ohio Sports Car Course (2.53 mi)

Event	Session	Class	#	Car	Pos	Best lap	Class best	To class best	Trap
Great Lakes Champions 2024	Grp 3 FV FF F6 Qual	FF	18	Van Diemen RF02 Honda	5/9	1:49.014	1:37.231Theodore Burns	+11.783s (12.12%)

Indianapolis Motor Speedway (2.59 mi)

Event	Session	Class	#	Car	Pos	Best lap	Class best	To class best	Trap
Runoffs 2021	FF Race	FF	18	Van Diemen RF00	9/23	1:58.305	1:55.676Jonathan Kotyk	+2.629s (2.27%)	132.7133.3 Joe Colasacco-0.6 mph (-0.5%)
Runoffs 2021	FF/F500 Qual 3	FF	18	Van Diemen RF00	12/24	1:46.924	1:44.359Jonathan Kotyk	+2.565s (2.46%)	135.8141.6 Nicholas Sheppard-5.9 mph (-4.1%)
Runoffs 2021	FF/F500 Qual 2	FF	18	Van Diemen RF00	11/24	1:47.306	1:45.063Thomas Schrage	+2.243s (2.13%)	132.1137.3 Nicholas Sheppard-5.2 mph (-3.8%)
Runoffs 2021	FF/F500 Qual 1	FF	18	Van Diemen RF00	11/24	1:47.892	1:45.321Jonathan Kotyk	+2.571s (2.44%)	135.4137.7 Nicholas Sheppard-2.2 mph (-1.6%)
Runoffs 2021	Grp 2 Run 2 F500,FC,FF,FV Mon	FF	18c	Van Diemen RF00	7/10	1:49.730	1:45.095Jonathan Kotyk	+4.635s (4.41%)	133.3134.8 Tim Kautz-1.5 mph (-1.1%)
Runoffs 2021	Grp 2 Run 1 F500,FC,FF,FV Mon	FF	18c	Van Diemen RF00	5/7	1:54.021	1:47.200Jonathan Kotyk	+6.821s (6.36%)	131.8132.4 Bill Kephart-0.6 mph (-0.4%)