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Nahuel 1A



General


Designation 24714 / 97002B
Launch date 30 Jan 1997
Country of origin Argentina
Mission Telecommunications
Geostationary orbit see below
Launch vehicle Ariane V93

The launch was also contracted with Long March.
The satellite was reported to experience a 15-hour outage in May 1999.

In Jul 2007, it's announced that over 50% of the thrusters have failed, making North-South stationkeeping impossible.

Location


Begin End Position
L: 30 Jan 1997 Oct 2007 71.8°W
Oct 2007 Apr 2010 71.8°W, inclined


End of life


Out of service Apr 2010
Cause moved to the junk orbit



sat-index articles


Technical data


Lyngsat transponder loading


EIRP coverage (dBW)


Argentina beam
Brazil beam
Large beam

G/T coverage (dB/K)

Specifications


Prime contractor DASA
Platform Spacebus-2000
Mass at launch 1780 kg
Dry mass 828 kg
Dimensions 1.64 x 1.46 x 2.2 m (22.3 deployed)
Stabilization 3-axis
DC power BOL: 3200 W
Design lifetime 12 years

control station at Benavidez, Buenos Aires province.

Ku-band


Main transponders 18
Backup transponders
Power 55 W (TWTA)
Bandwidth 54 MHz
Coverage & EIRP max Argentina: 50 dBW
Brazil: 51 dBW
Large: 41 dBW
Polarization linear H/V


Transponder frequency chart (GHz)


Horizontal
Uplink
Horizontal
Downlink
Transponder Vertical
Downlink
Vertical
Uplink
Beam
    11.730 14.030 A
14.043 11.743     B / A
    11.791 14.091 A
14.104 11.804     B / A
    11.852 14.152 A
14.165 11.865     B / A
    11.913 14.213 A
14.226 11.926     B / A
    11.974 14.274 A
14.287 11.987 10     B
    11 12.035 14.335 A
14.348 12.048 12     B
    13 12.096 14.396 A
14.409 12.109 14     B
    15 12.157 14.457 A
14.470 12.170 16     B
    17 11.48867 13.77700 L
    19 11.54967 13.83800 L
    21 11.61067 13.89900 L
    23 11.67034 13.95867 L

Transponder 23 only has 51.3 MHz bandwidth

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