Intelsat 805

Intelsat 805 is a communications satellite operated by Intelsat. Launched in 1998 it was operated in geostationary orbit at a longitude of 55.5 degrees west for around 14 years.

Intelsat 805
Spacecraft properties

Mission type	Communications
Operator	Intelsat
COSPAR ID	1998-037A
SATCAT no.	25371
Mission duration	14 years (planned)


Spacecraft type	AS-7000
Manufacturer	Lockheed Martin
Launch mass	3,524 kilograms (7,769 lb)


Start of mission
Launch date	June 18, 1998, 22:48 (1998-06-18UTC22:48Z) UTC[1]
Rocket	Atlas IIAS AC-153
Launch site	Cape Canaveral SLC-36A


Orbital parameters
Reference system	Geocentric
Regime	Geostationary Now supersynchronous
Semi-major axis	42,164 kilometres (26,199 mi)
Perigee altitude	35,778.0 kilometres (22,231.4 mi)
Apogee altitude	35,809.0 kilometres (22,250.7 mi)
Inclination	0°
Period	1,436.1 minutes
Epoch	May 6, 2017[2]


Transponders
Band	28 C Band, 3 K_u band
Coverage area	Americas, Europe

Intelsat 8

Launch

The launch of Intelsat 805 made use of an Atlas II rocket flying from Cape Canaveral Air Force Station, Florida, United States. The launch took place at 22:48 UTC on June 18, 1998, with the spacecraft entering a geosynchronous transfer orbit. Intelsat 805 subsequently fired its apogee motor to achieve geostationary orbit.

Technical details

C-Band slot chart
Slot	Uplink (GHz)	Downlink (GHz)	Hemi A	Hemi B	Bandwidth (MHz)
7'	6.467	3.442	13'A	23'A	36
6'	6.507	3.442	12'B	22'B	36
5'	6.547	3.482	12'A	22'A	36
4'	6.587	3.562	11'B	21'B	36
3'	6.627	3.602	11'A	21'A	36
'1	5.908	3.683	10'A	20'A	36
1-2	5.970	3.745	11	21	72
3-4	6.050	3.825	12	22	72
5-6	6.130	3.905	13	23	72
7-8	6.220	3.995	14	24	72
9	6.280	4.055	15	25	36
10	6.320	4.095	16	26	36
11	6.360	4.135	17	27	36
12	6.4025	4.1775	18	28	41

Ku-band slot chart
Slot	Uplink (GHz) Polariztion H	Downlink (GHz) Polarization V	Spot 1	Bandwidth (MHz)
1-2	14.0425	12.5475	361	77
3-4	14.125	12.630	362	72
5-6	14.205	12.701	363	72

References

McDowell, Jonathan. "Launch Log". Jonathan's Space Page. Retrieved May 5, 2017.
"INTELSAT 805". N2YO. Retrieved May 6, 2017.

Intelsat Corporation
COMSAT Intelsat Americas PanAmSat ITSO STS-49 List of Intelsat satellites
Intelsat I, II, III	Intelsat I Intelsat II F-1 II F-2 II F-3 II F-4 Intelsat III F-1 III F-2 III F-3 III F-4 III F-5 III F-6 III F-7 III F-8
Intelsat IV	Intelsat IV F-1 IV F-2 IV F-3 IV F-4 IV F-5 IV F-6 IV F-7 IV F-8 IVA F-1 IVA F-2 IVA F-3 IVA F-4 IVA F-5 IVA F-6
Intelsat V	Intelsat V F-1 V F-2 V F-3 V F-4 V F-5 V F-6 V F-7 V F-8 V F-9† VA F-10 VA F-11 VA F-12 VA F-13 VA F-14 VA F-15
Intelsat VI	Intelsat 601 602 603 604 605
Intelsat 7-10	Intelsat 701 702 703 704 705 706 707 708 709 801 802 803 804 805 806 901 902 903 904 905 906 907 10-02
ex-PanAmSat	Intelsat 1R 2 3R 4 5 6B 7 8 9 10 11 12
Recent Intelsat	Intelsat 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 (New Dawn) 29e 30 31 32e 33e 34 35e 36 37e 38 39
Galaxy (Intelsat Americas)	Galaxy 3C 4R 5 9 10R 11 12 13 14 15 16 17 18 19 23 25 26 27 28
Other	APR-1 APR-2 Horizons-1 Horizons-2 Horizons-3e Intelsat K Marisat-F2 SBS 6

← 1997 · Orbital launches in 1998 · 1999 →

Payloads are separated by bullets ( · ), launches by pipes ( | ). Crewed flights are indicated in bold text. Uncatalogued launch failures are listed in italics. Payloads deployed from other spacecraft are denoted in brackets.

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