1999 Rio de Janeiro motorcycle Grand Prix

The 1999 Rio de Janeiro motorcycle Grand Prix was the fifteenth round of the 1999 Grand Prix motorcycle racing season. It took place on 24 October 1999 at the Autódromo Internacional Nelson Piquet.

  1999 Rio de Janeiro Grand Prix

Race details
Race 15 of 16 races in the 1999 Grand Prix motorcycle racing season
Date	24 October 1999
Official name	Telefônica Celular Rio Grand Prix
Location	Autódromo Internacional Nelson Piquet
Course	Permanent racing facility 4.933 km (3.065 mi)
500 cc
Pole position Rider Kenny Roberts Jr. Time 1:52.227 Fastest lap Rider Max Biaggi Time 1:52.869 on lap 10 Podium First Norick Abe Second Max Biaggi Third Kenny Roberts Jr.
250 cc
Pole position Rider Olivier Jacque Time 1:54.072 Fastest lap Rider Valentino Rossi Time 1:54.230 on lap 20 Podium First Valentino Rossi Second Tohru Ukawa Third Loris Capirossi
125 cc
Pole position Rider Marco Melandri Time 1:59.490 Fastest lap Rider Marco Melandri Time 1:59.801 on lap 20 Podium First Noboru Ueda Second Marco Melandri Third Emilio Alzamora

This was the last race without a current or former premier class champion on the grid until the 2020 Aragon Grand Prix.

Valentino Rossi won the 250cc race and the title at this event his 2nd title in his young career

500 cc classification

Pos.	No.	Rider	Team	Manufacturer	Laps	Time/Retired	Grid	Points
1	6	Norick Abe	Antena 3 Yamaha d'Antin	Yamaha	24	45:24.308	12	25
2	2	Max Biaggi	Marlboro Yamaha Team	Yamaha	24	+0.161	6	20
3	10	Kenny Roberts Jr.	Suzuki Grand Prix Team	Suzuki	24	+0.257	1	16
4	5	Alex Barros	Team Telefônica Celular	Honda	24	+4.442	3	13
5	15	Sete Gibernau	Repsol Honda Team	Honda	24	+4.631	2	11
6	3	Àlex Crivillé	Repsol Honda Team	Honda	24	+21.254	11	10
7	8	Tadayuki Okada	Repsol Honda Team	Honda	24	+21.525	5	9
8	24	Garry McCoy	Red Bull Yamaha WCM	Yamaha	24	+22.394	10	8
9	9	Nobuatsu Aoki	Suzuki Grand Prix Team	Suzuki	24	+23.089	9	7
10	35	Anthony Gobert	Team Biland GP1	MuZ Weber	24	+30.275	8	6
11	55	Régis Laconi	Red Bull Yamaha WCM	Yamaha	24	+41.314	14	5
12	31	Tetsuya Harada	Aprilia Grand Prix Racing	Aprilia	24	+41.648	18	4
13	19	John Kocinski	Kanemoto Nettaxi Honda	Honda	24	+42.757	15	3
14	52	José David de Gea	Proton KR Modenas	Modenas KR3	24	+43.380	16	2
15	26	Haruchika Aoki	FCC TSR	TSR-Honda	24	+45.652	19	1
16	68	Mark Willis	Buckley Systems BSL Racing	Modenas KR3	24	+48.740	21
17	25	José Luis Cardoso	Team Maxon TSR	TSR-Honda	24	+1:14.209	17
18	22	Sébastien Gimbert	Tecmas Honda Elf	Honda	24	+1:27.360	23
Ret	14	Juan Borja	Team Telefônica Celular	Honda	7	Retirement	13
Ret	17	Jurgen van den Goorbergh	Team Biland GP1	MuZ Weber	4	Retirement	7
Ret	20	Mike Hale	Proton KR Modenas	Modenas KR3	4	Retirement	20
Ret	4	Carlos Checa	Marlboro Yamaha Team	Yamaha	1	Accident	4
Ret	21	Michael Rutter	Millar Honda	Honda	1	Retirement	24
Ret	37	Steve Martin	Dee Cee Jeans Racing Team	Honda	0	Retirement	22
Sources:

250 cc classification

Pos.	No.	Rider	Manufacturer	Laps	Time/Retired	Grid	Points
1	46	Valentino Rossi	Aprilia	22	42:17.893	2	25
2	4	Tohru Ukawa	Honda	22	+1.328	9	20
3	1	Loris Capirossi	Honda	22	+1.944	4	16
4	19	Olivier Jacque	Yamaha	22	+2.342	1	13
5	7	Stefano Perugini	Honda	22	+2.395	8	11
6	12	Sebastián Porto	Yamaha	22	+13.031	5	10
7	6	Ralf Waldmann	Aprilia	22	+15.483	10	9
8	11	Tomomi Manako	Yamaha	22	+16.222	12	8
9	44	Roberto Rolfo	Aprilia	22	+41.230	13	7
10	37	Luca Boscoscuro	TSR-Honda	22	+43.002	11	6
11	24	Jason Vincent	Honda	22	+43.012	14	5
12	66	Alex Hofmann	TSR-Honda	22	+54.010	18	4
13	23	Julien Allemand	TSR-Honda	22	+1:12.641	17	3
14	18	Scott Smart	Aprilia	22	+1:12.746	16	2
15	56	Shinya Nakano	Yamaha	22	+1:12.791	3	1
16	41	Jarno Janssen	TSR-Honda	22	+1:32.120	19
17	10	Fonsi Nieto	Yamaha	22	+1:32.440	20
18	58	Matías Ríos	Aprilia	22	+1:42.432	23
19	16	Johan Stigefelt	Yamaha	22	+1:44.838	21
Ret	32	Markus Barth	Yamaha	20	Retirement	24
Ret	14	Anthony West	TSR-Honda	15	Retirement	15
Ret	9	Jeremy McWilliams	Aprilia	13	Retirement	6
Ret	21	Franco Battaini	Aprilia	5	Retirement	7
Ret	15	David García	Yamaha	1	Retirement	22
DNS	17	Maurice Bolwerk	TSR-Honda		Did not start
WD	36	Masaki Tokudome	TSR-Honda		Withdrew
Source:

125 cc classification

Pos.	No.	Rider	Manufacturer	Laps	Time/Retired	Grid	Points
1	6	Noboru Ueda	Honda	21	42:14.647	6	25
2	13	Marco Melandri	Honda	21	+0.131	1	20
3	7	Emilio Alzamora	Honda	21	+0.977	12	16
4	32	Mirko Giansanti	Aprilia	21	+1.055	5	13
5	23	Gino Borsoi	Aprilia	21	+1.297	8	11
6	4	Masao Azuma	Honda	21	+1.457	2	10
7	54	Manuel Poggiali	Aprilia	21	+1.689	3	9
8	15	Roberto Locatelli	Aprilia	21	+2.025	4	8
9	16	Simone Sanna	Honda	21	+2.280	11	7
10	41	Youichi Ui	Derbi	21	+20.740	7	6
11	26	Ivan Goi	Honda	21	+24.150	15	5
12	10	Jerónimo Vidal	Aprilia	21	+24.424	13	4
13	21	Arnaud Vincent	Aprilia	21	+29.529	16	3
14	11	Max Sabbatani	Honda	21	+30.710	14	2
15	29	Ángel Nieto Jr.	Honda	21	+30.755	19	1
16	17	Steve Jenkner	Aprilia	21	+49.281	20
17	1	Kazuto Sakata	Honda	21	+52.716	22
18	12	Randy de Puniet	Aprilia	21	+52.850	18
19	18	Reinhard Stolz	Honda	21	+52.955	21
20	9	Frédéric Petit	Aprilia	21	+53.422	17
21	5	Lucio Cecchinello	Honda	21	+1:06.648	10
22	24	Robbin Harms	Aprilia	21	+1:21.345	24
23	97	César Barros	Honda	21	+1:30.648	27
24	96	Cristiano Vieira	Honda	21	+1:31.895	25
25	99	Jason DiSalvo	Honda	21	+1:50.098	26
26	95	Renato Velludo	Honda	20	+1 lap	28
Ret	22	Pablo Nieto	Derbi	10	Retirement	23
Ret	8	Gianluigi Scalvini	Aprilia	4	Accident	9
DNS	44	Alessandro Brannetti	Aprilia		Did not start
DNQ	98	Alexander Di Grandi	Honda		Did not qualify
Source:

Championship standings after the race (500cc)

Below are the standings for the top five riders and constructors after round fifteen has concluded.

Riders' Championship standings

Pos.	Rider	Points
1	Àlex Crivillé	256
2	Tadayuki Okada	211
3	Kenny Roberts Jr.	195
4	Max Biaggi	174
5	Sete Gibernau	155

Constructors' Championship standings

Pos.	Constructor	Points
1	Honda	327
2	Yamaha	260
3	Suzuki	206
4	Aprilia	99
5	MuZ Weber	58

• Note: Only the top five positions are included for both sets of standings.