1. INTRODUCTION

2. K2 C9-CFHT MCMS DATA
2.1. Survey Design
2.2. Difference Imaging Photometry
2.3. Astrometric and Photometric Calibration
2.4. Data Access

4. STELLAR ANGULAR DIAMETERS ESTIMATES FROM PANSTARRS PHOTOMETRY

5. A SHORT EVENT: OGLE-2016-BLG-0795
5.1. Ground-based Observations
5.2. K2C9 Observations and Photometry
5.3. Ground-based data analysis: a short event
5.4. Constraints on (Kp-rPS1)s from CFHT data
5.5. Measuring Parallax from K2 and Ground-based Data
5.6. Properties of the Source
5.7. An Estimate of the Mass and Distance of the Lens

6. DISCUSSION

7. CONCLUSION