| Launch site | Date | Scientific Experiment | Payload landing site |
 | ESRANGE (SE) | 1/10 | 7ENG balloon technological flight | --- No data --- | | | |
 | McMurdo (AQ) | 1/10 | FGE (Flare Genesis Experiment) | In good shape near McMurdo base. |  | | |
| ESRANGE (SE) | 1/12 | 7ENG balloon technological flight | --- No data --- | | | |
| McMurdo (AQ) | 1/12 | MAXIS (MeV Auroral X-ray Imaging and Spectroscopy) | On Victoria Land, approximately 390 nautical miles from McMurdo Station. | | | |
| ESRANGE (SE) | 1/14 | micro-RADIBAL (RADIomètre BALlon) | --- No data --- | | | |
| ESRANGE (SE) | 1/19 | ANALYSIS OF POLAR STRATOSPHERIC CLOUDS | --- No data --- | | | |
| ESRANGE (SE) | 1/19 | HALOZ | --- No data --- | | | |
| ESRANGE (SE) | 1/23 | SALOMON (Spectroscopie d'Absorption Lunaire pour l'Observation des Minoritaires Ozone et Nox) | --- No data --- | | |  |
| ESRANGE (SE) | 1/25 | BACKSCATTER SOND | --- No data --- | | | |
| ESRANGE (SE) | 1/25 | ACMS (Aerosol Composition Mass Spectrometer) + Several other instruments | --- No data --- | | | |
| ESRANGE (SE) | 1/25 | micro-RADIBAL (RADIomètre BALlon) | --- No data --- | | | |
| ESRANGE (SE) | 1/27 | TRIPLE | --- No data --- | | | |
| ESRANGE (SE) | 1/27 | HALOZ | --- No data --- | | | |
| ESRANGE (SE) | 1/28 | OZONE LOSS | --- No data --- | | | |
| ESRANGE (SE) | 2/9 | SAOZ and other 5 instruments to measure ozone loss | --- No data --- | | | |
| ESRANGE (SE) | 2/13 | OZONE LOSS | --- No data --- | | | |
| ESRANGE (SE) | 2/16 | Parachute system test | --- No data --- | | | |
| ESRANGE (SE) | 2/18 | LABS / O3 | Payload retrieved from Hudson Bay, Canadá. | | | |
| ESRANGE (SE) | 2/18 | LPMA (Limb Profile Monitor of the Atmosphere) + DOAS | In Finland | | | |
| ESRANGE (SE) | 2/18 | LAGRANGIAN EXPERIMENT | near Minsk, Russian Federation. | | | |
| ESRANGE (SE) | 2/22 | SALOMON (Spectroscopie d'Absorption Lunaire pour l'Observation des Minoritaires Ozone et Nox) | --- No data --- | | | |
| ESRANGE (SE) | 2/23 | ORION | --- No data --- | | | |
| ESRANGE (SE) | 2/27 | Support flight MIR | --- No data --- | | | |
| ESRANGE (SE) | 2/29 | TECHNOLOGICAL FLIGHT | In Siberia. | | | |
| ESRANGE (SE) | 3/1 | HALOZ | --- No data --- | | | |
| ESRANGE (SE) | 3/1 | TRIPLE | --- No data --- | | | |
| ESRANGE (SE) | 3/3 | INMARSAT TEST | --- No data --- | | | |
| ESRANGE (SE) | 3/5 | OMS Gondola - ALIAS II + Dual-beam In-Situ UV-Absorption Ozone Photometer | --- No data --- | | | |
| ESRANGE (SE) | 3/6 | 10 ZUL new type balloon test flight | --- No data --- | | | |
| ESRANGE (SE) | 3/7 | 10 ZUL new type balloon test flight | --- No data --- | | | |
| ESRANGE (SE) | 3/8 | HALOZ | --- No data --- | | | |
| ESRANGE (SE) | 3/15 | MKIV / SLS Microwave | --- No data --- | | | |
| ESRANGE (SE) | 3/25 | OZONE LOSS | --- No data --- | | | |
| ESRANGE (SE) | 3/25 | 7ENG test flight | --- No data --- | | | |
| ESRANGE (SE) | 3/27 | SAPIN | --- No data --- | | | |
| ESRANGE (SE) | 3/28 | SUPERPRESSURE BALLOON | --- No data --- | | | |
| ESRANGE (SE) | 3/29 | TEST NSO.S | --- No data --- | | | |
| ESRANGE (SE) | 4/1 | micro-RADIBAL (RADIomètre BALlon) | --- No data --- | | | |
| ESRANGE (SE) | 4/1 | SUPERPRESSURE BALLOON | --- No data --- | | | |
| ESRANGE (SE) | 4/3 | SUPERPRESSURE BALLOON | --- No data --- | | | |
 | Andoya (NO) | 4/3 | SAOZ (Systeme d'Analyse par Observation Zenithale) + DESCARTES | At coordinates 69º 15' North, 21º 27' East. | | | |
| ESRANGE (SE) | 4/4 | TECHNOLOGICAL FLIGHT | --- No data --- | | | |
| ESRANGE (SE) | 4/4 | HALOZ | --- No data --- | | | |
| ESRANGE (SE) | 4/7 | SUPERPRESSURE BALLOON | --- No data --- | | | |
| ESRANGE (SE) | 4/7 | 30SFR Techno flight | --- No data --- | | | |
 | Ft. Sumner (NM) | 5/3 | TEST FLIGHT | --- No data --- | | | |
| ESRANGE (SE) | 5/6 | BD 2 | --- No data --- | | | |
| ESRANGE (SE) | 5/8 | OZONE SAMPLER | --- No data --- | | | |
| ESRANGE (SE) | 5/10 | INMARSAT TEST | --- No data --- | | | |
| ESRANGE (SE) | 5/15 | SAMMOA | --- No data --- | | | |
| Ft. Sumner (NM) | 5/20 | INFRARED ASTRONOMY | --- No data --- | | | |
| Ft. Sumner (NM) | 5/21 | HEAT pbar (High-Energy Antimatter Telescope) | 30 kms west of Clovis, New Mexico | | | |
 | Sanriku (JP) | 5/31 | OBSERVATION OF HIGH ENERGY PRIMARY ELECTRON | --- No data --- | | | |
| Ft. Sumner (NM) | 6/3 | HEAT pbar (High-Energy Antimatter Telescope) | 20 kms east of the Gran Canyon in Arizona | | | |
| Sanriku (JP) | 6/3 | Loading equipment test | --- No data --- | | | |
| Ft. Sumner (NM) | 6/4 | ULDB (Ultra Long Duration Balloon) | --- No data --- | | | |
| Sanriku (JP) | 6/5 | BETS (Balloon-borne Electron Telescope with Scintillating fibers) | Payload retrieved from Pacific Ocean near the launch site | | | |
| Sanriku (JP) | 6/7 | TEST FLIGHT | --- No data --- | | | |
 | Gap (FR) | 6/14 | Ouverture technollogical flight | --- No data --- | | | |
| Gap (FR) | 6/15 | CLAIRE (Gamma-Ray Lens Telescope) | In a corn field in Castel-Jaloux (Landes), France. | | | |
| ESRANGE (SE) | 6/16 | SAMMOA | --- No data --- | | | |
 | Trapani (IT) | 6/19 | -- No Data -- | On the Mediterranean sea. | | | |
| Gap (FR) | 6/20 | SDLA-LAMA (Spectromètre à Diode Laser Accordable - Laser pour l'Analyse du Méthane Atmosphérique) | Near the town of Entraigues-sur-Volane, Ardèche, France. | | | |
| Gap (FR) | 6/22 | INMARSAT and TM allegee systems technological flight | --- No data --- | | | |
| Ft. Sumner (NM) | 6/27 | Special project | --- No data --- | | | |
| Gap (FR) | 6/28 | SAOZ (Systeme d'Analyse par Observation Zenithale) | --- No data --- | | | |
| Gap (FR) | 6/30 | SAOZ (Systeme d'Analyse par Observation Zenithale) + NILU-CUBE | --- No data --- | | | |
| NSBF, Palestine (TX) | 7/5 | Special project | --- No data --- | | | |
| NSBF, Palestine (TX) | 7/6 | NIGHTGLOW | Near the small town of Stiles, Texas, USA. | | | |
| NSBF, Palestine (TX) | 7/7 | UPPER ATMOSPHERE RESEARCH | --- No data --- | | | |
| Trapani (IT) | 7/10 | BIRBA (Biological Radiation on Balloon) | In Spain | | | |
 | Lynn Lake (MB) | 8/10 | BESS (Balloon-borne Experiment with a Superconducting Spectrometer) | --- No data --- | | | |
| ESRANGE (SE) | 8/14 | SAMMOA | --- No data --- | | | |
| NSBF, Palestine (TX) | 8/19 | INFOCUS (International Focusing Optics Collaboration for uCrab Sensitivity) | --- No data --- | | | |
| Lynn Lake (MB) | 8/25 | AESOP (Anti-Electron Sub Orbital Payload) + LEE (Low Energy Electrons) | --- No data --- | | | |
| Sanriku (JP) | 8/28 | LIQUID-HELIUM CRYOGENIC SAMPLER | --- No data --- | | | |
| NSBF, Palestine (TX) | 8/29 | INFOCUS (International Focusing Optics Collaboration for uCrab Sensitivity) | --- No data --- | | | |
| SIL, Vanscoy (CA) | 8/29 | MANTRA (Middle Atmosphere Nitrogen TRend Assesment) | East of Nipawin provincial Park, about 280 km northeast of the launch base. | | | |
| Sanriku (JP) | 8/30 | STRATOSPHERIC OZONE | --- No data --- | | | |
| Lynn Lake (MB) | 9/1 | ISOMAX (Isotope Magnet Experiment). | Payload crashed near South Indian Lake. | | | |
| Ft. Sumner (NM) | 9/19 | HERO (High Energy Replicated Optics) | --- No data --- | | | |
| ESRANGE (SE) | 9/22 | SKERRIES | --- No data --- | | | |
| Ft. Sumner (NM) | 9/25 | COSMIC AND HELIOSPHERIC PHYSICS | --- No data --- | | | |
| Aire Sur L'Adour (FR) | 9/25 | TECHNO1 (ASPI) technological flight | --- No data --- | | | |
| Aire Sur L'Adour (FR) | 9/27 | TECHNO2 technological flight | --- No data --- | | | |
| Ft. Sumner (NM) | 10/4 | LXeGRIT (Liquid Xenon Gama-Ray Imaging Telescope) | Payload rescued near the little town of Buckeye. | | | |
| Aire Sur L'Adour (FR) | 10/4 | Ozone sampling instrument | --- No data --- | | | |
| Aire Sur L'Adour (FR) | 10/9 | micro-RADIBAL (RADIomètre BALlon) | --- No data --- | | | |
| Ft. Sumner (NM) | 10/16 | INFRARED / SUBMILIMETRIC ASTRONOMY | --- No data --- | | | |
| ESRANGE (SE) | 11/17 | SKERRIES | --- No data --- | | | |
 | IPMET, Baurú (SP) | 11/17 | SAMBA gondola | Payload lost. | | | |
| IPMET, Baurú (SP) | 11/19 | SAMBA + INMARSAT | Payload lost. | |  | |
| ESRANGE (SE) | 11/24 | OZONE SAMPLER | --- No data --- | | | |
| ESRANGE (SE) | 11/24 | TANGO MAP 11 | North of the town of Pello, Finland | | | |
| ESRANGE (SE) | 11/29 | TANGO MAP 12 | South of the town of Pello, Finland | | | |
| ESRANGE (SE) | 12/2 | Vuelo apertura campaña ARCHEOPS | --- No data --- | | | |
| ESRANGE (SE) | 12/4 | TANGO MAP 13 | North of the town of Rovaniemi, Finland | | | |
| ESRANGE (SE) | 12/4 | SALOMON (Spectroscopie d'Absorption Lunaire pour l'Observation des Minoritaires Ozone et Nox) | --- No data --- | | | |
 | Hyderabad (IN) | 12/11 | CRYOSAMPLER (Criogenic atmpospheric sampler) | --- No data --- | | | |
| ESRANGE (SE) | 12/11 | SKERRIES | --- No data --- | | | |
| ESRANGE (SE) | 12/12 | TANGO MAP 14 | North of the town of Kemijärvi, Finland | | | |
| ESRANGE (SE) | 12/12 | NTA Test flight + HYGROMETER | --- No data --- | | | |
| Trapani (IT) | 12/14 | SINTESYS | --- No data --- | | | |
| Hyderabad (IN) | 12/16 | FIRBE (Far InfraRed Balloon-borne Experiment) | 300 kms fron the launch site. | | | |
| ESRANGE (SE) | 12/18 | TANGO MAP 15 | --- No data --- | | | |
| McMurdo (AQ) | 12/28 | ATIC (Advanced Thin Ionization Calorimeter) | At latitude 75 degrees 30.13 minutes South, longitude 154 degrees 5.23 minutes East. A Twin Otter airplane was used on January 22 for the recovery of the ATIC experiment. | | | |
See launches from 1999
