| Name of Satellite, Alternate Names | Thaicom-4 (Ipstar 1, Measat 5) |
| Country of Operator/Owner | Thailand |
| Operator/Owner | Thaicom Public Company Ltd. |
| Users | Commercial |
| Purpose | Communications |
| Class of Orbit | GEO |
| Type of Orbit | |
| Longitude of GEO (degrees) | 119.5 |
| Perigee (km) | 35775 |
| Apogee (km) | 35798 |
| Eccentricity | 0.00027279304496341 |
| Inclination (degrees) | 0 |
| Period (minutes) | 1436.1 |
| Launch Mass (kg.) | 6505 |
| Dry Mass (kg.) | |
| Power (watts) | 14000 |
| Date of Launch | 11-08-2005 |
| Expected Lifetime | 12 yrs. |
| Contractor | Space Systems/Loral |
| Country of Contractor | USA |
| Launch Site | Guiana Space Center |
| Launch Vehicle | Ariane 5G |
| COSPAR Number | 2005-028A |
| NORAD Number | 28786 |
| Comments | 84 Ku-band and 18-Ka band transponders, voice, video and broadband to 14 countries. Deal signed with Measat in 2011 - capacity on Thaicom 4 to be marketed in Malaysia as Measat 5. |