Morelos Satellite System: Difference between revisions

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{{Short description|Series of Mexican communications satellites}}
{{unreferenced|date=March 2014}}
{{refimprove|date=January 2017}}
[[File:Satélite Morelos III.jpg|thumbnail]]
{{Infobox spaceflight
{{Infobox spaceflight
| name = Morelos I<!--defaults to page title-->
| name = Morelos I<!--defaults to page title-->
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Do not include Harvard, COSPAR/NSSDC or SATCAT/NORAD/NASA designations as alternative names-->
Do not include Harvard, COSPAR/NSSDC or SATCAT/NORAD/NASA designations as alternative names-->


<!--image of the spacecraft/mission-->
| image = <!--omit the "file" prefix-->
| image_caption = <!--image caption-->
| image_alt = <!--image alt text-->
| image_size = <!--include px/em; defaults to 220px-->

<!--Basic details-->
| mission_type = <!--eg. Technology, Reconnaissance, ISS assembly, etc-->
| mission_type = <!--eg. Technology, Reconnaissance, ISS assembly, etc-->
| operator = <!--organisation(s) that operate(d) the spacecraft-->
| operator = <!--organisation(s) that operate(d) the spacecraft-->
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| operator = [[MEXSAT]]<!--organisation(s) that operate(d) the spacecraft-->
| operator = [[MEXSAT]]<!--organisation(s) that operate(d) the spacecraft-->
| Harvard_designation = <!--spacecraft launched 1962 and earlier only (eg. 1957 Alpha 2)-->
| Harvard_designation = <!--spacecraft launched 1962 and earlier only (eg. 1957 Alpha 2)-->
| COSPAR_ID = <!--spacecraft launched since 1963 only (aka NSSDC ID; eg. 1998-067A)-->
| COSPAR_ID = 2015-056A
| SATCAT = <!--satellite catalogue number, omit leading zeroes (e.g. 25544)-->
| SATCAT = <!--satellite catalogue number, omit leading zeroes (e.g. 25544)-->
| website = <!--Homepage of the craft/mission, OFFICIAL PAGES ONLY-->
| website = <!--Homepage of the craft/mission, OFFICIAL PAGES ONLY-->
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===Morelos I===
===Morelos I===
''Morelos I'' was Mexico's first communications satellite. It was built and put into orbit under a contract from the [[Secretariat of Communications and Transport]] (SCT), the federal ministry responsible for the nation's communications systems.
'''Morelos I''' was Mexico's first communications satellite. It was built and put into orbit under a contract from the [[Secretariat of Communications and Transport]] (SCT), the federal ministry responsible for the nation's communications systems.
''Morelos I'', a [[Hughes Aircraft Corporation]] [[Hughes HS-376|HS-376]], was launched by the U.S. [[space shuttle]] ''[[Discovery (shuttle)|Discovery]]'' (mission [[STS-51-G]]) on 17 June 1985 and entered [[geostationary orbit]] at 113° W on 17 December 1985.
''Morelos I'', a [[Hughes Aircraft Corporation]] [[HS-376]], was launched by the U.S. [[Space Shuttle]] ''[[Space Shuttle Discovery|Discovery]]'' (mission [[STS-51-G]]) on 17 June 1985 and entered [[geostationary orbit]] at 113° W on 17 December 1985.


===Morelos II===
===Morelos II===
''Morelos II'' was launched in November 1985 and remained in service until July 1998. Built by the Hughes Aircraft Corporation for the SCT, it was launched by the space shuttle ''[[Atlantis (shuttle)|Atlantis]]'' on 27 November 1985; the mission, [[STS-61-B]], included [[Mexico|Mexican]]-born astronaut [[Rodolfo Neri Vela]] as a payload specialist in its crew. ''Morelos II'' held a geostationary orbit at 116.8° W.
'''Morelos II''' was launched in November 1985 and remained in service until July 1998. Built by the Hughes Aircraft Corporation for the SCT, it was launched by the Space Shuttle ''[[Space Shuttle Atlantis|Atlantis]]'' on 27 November 1985; the mission, [[STS-61-B]], included [[Mexico|Mexican]]-born astronaut [[Rodolfo Neri Vela]] as a payload specialist in its crew. ''Morelos II'' held a geostationary orbit at 116.8° W.


===Morelos III===
===Morelos III===
''[[Morelos III]]'' was launched on 2 October 2015 at 10:28 UTC on ''[[Atlas V]]'' 421 AV-059 and the 100th launch by the [[United Launch Alliance]]. The spacecraft is designed to provide L-band services to mobile 3G+ users and armed forces via a deployable 22m [[Reflecting telescope#Herschelian|Herschelian]] antenna dish with RF transceivers. It also has a 2m Ku-band dish of fixed geometry with a much simpler deployment sequence. The spacecraft is a [[Boeing]] 702HP GeoMobile spacecraft bus equipped with an RD-4 main engine for completing its ascent to geostationary orbit at 113° W from an ascent orbit of 4750 by 35800km inclined at 27° following the now-typical long duration two-burn profile of the ''Atlas V''.
'''Morelos III''' (originally '''[[MEXSAT]] 2''') was launched on 2 October 2015 at 10:28 UTC on ''[[Atlas V]]'' 421 AV-059 and the 100th launch by the [[United Launch Alliance]]. The spacecraft is designed to provide L-band services to mobile 3G+ users and armed forces via a deployable 22m [[Reflecting telescope#Herschelian|Herschelian]] antenna dish with RF transceivers. It also has a 2m Ku-band dish of fixed geometry with a much simpler deployment sequence. The spacecraft is a [[Boeing]] 702HP GeoMobile spacecraft bus equipped with an RD-4 main engine for completing its ascent to geostationary orbit at 113° W from an ascent orbit of 4750 by 35800km inclined at 27° following the now-typical long duration two-burn profile of the ''Atlas V''.<ref>{{cite web
<ref>{{cite web
| url = http://www.nasaspaceflight.com/2015/10/atlas-v-morelos-3-launch/
| url = http://www.nasaspaceflight.com/2015/10/atlas-v-morelos-3-launch/
| title = ULA marks 100th mission – Atlas V launches with Morelos-3
| title = ULA marks 100th mission – Atlas V launches with Morelos-3
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| publisher = NASA Spaceflight Forums
| publisher = NASA Spaceflight Forums
| access-date = October 2, 2015
| access-date = October 2, 2015
}}</ref>
}}</ref><ref>{{cite web
<ref>{{cite web
| url = http://spacenews.com/atlas-5-launches-mexicos-morelos-3-l-band-satellite/
| url = http://spacenews.com/atlas-5-launches-mexicos-morelos-3-l-band-satellite/
| title = Atlas 5 Launches Mexicos Morelos-3 L-band Satellite
| title = Atlas 5 Launches Mexicos Morelos-3 L-band Satellite
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| publisher = Space News
| publisher = Space News
| access-date = October 2, 2015
| access-date = October 2, 2015
}}</ref>
}}</ref><ref>{{cite web
<ref>{{cite web
| url = http://www.spaceflightinsider.com/missions/commercial/strong-at-100-ula-launches-morelos-3-on-firms-100th-mission/
| url = http://www.spaceflightinsider.com/missions/commercial/strong-at-100-ula-launches-morelos-3-on-firms-100th-mission/
| title = Strong at 100 – ULA launches Morelos-3 on firm’s 100th mission
| title = Strong at 100 – ULA launches Morelos-3 on firm's 100th mission
| last = Rhian
| last = Rhian
| first = Jason
| first = Jason
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| publisher = Spaceflight Insider
| publisher = Spaceflight Insider
| access-date = October 2, 2015
| access-date = October 2, 2015
}}</ref> It was originally intended to serve with the similar MEXSAT-1 ''Centenario'' spacecraft (which would have been at 116° W) lost during the 3rd stage failure of the 406th [[Proton (rocket family)|Proton]], a launch vehicle of Proton-M/Briz-M configuration.
}}</ref> It was originally intended to serve with the similar MEXSAT-1 ''Centenario'' spacecraft (which would have been at 116° W) lost during the 3rd stage failure of the 406th [[Proton (rocket family)|Proton]], a launch vehicle of Proton-M/Briz-M configuration.<ref>{{cite web
<ref>{{cite web
| url = http://www.nasaspaceflight.com/2015/05/ils-proton-m-launches-mexsat-1/
| url = http://www.nasaspaceflight.com/2015/05/ils-proton-m-launches-mexsat-1/
| title = ILS Proton-M suffers third stage failure during MexSat-1 launch
| title = ILS Proton-M suffers third stage failure during MexSat-1 launch
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|align=center
|align=center
|Image:STS-51-G Morelos 1 deployment.jpg|Deployment of Morelos I
|Image:STS-51-G Morelos 1 deployment.jpg|Deployment of Morelos I
|Image:STS-61-B Morelos-B deployment.jpg|Deployment of Morelos II
|Image:STS-61-B Morelos-B deployment.jpg|Deployment of Morelos II
}}
}}


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{{Clear}}
{{Clear}}


==References==
== References ==
{{Reflist}}
{{Reflist|30em}}


==External links==
==External links==
* [http://www.boeing.com/defense-space/space/bss/factsheets/376/morelos/morelos.html Morelos] ([[Boeing]])
* [https://web.archive.org/web/20090129190349/http://www.boeing.com/defense-space/space/bss/factsheets/376/morelos/morelos.html Morelos] ([[Boeing]])
* [http://www.satmex.com/flota/morelos.php Morelos II] ([[Satmex]])
* [https://web.archive.org/web/20080819193456/http://www.satmex.com/flota/morelos.php Morelos II] ([[Satmex]])
* [http://nasatech.net/ntMorelos3_PAGE.html Morelos-3 Launch images, Oct 2, 2015 @ 6:28 am EDT]
* [http://nasatech.net/ntMorelos3_PAGE.html Morelos-3 Launch images, Oct 2, 2015 @ 6:28 am EDT]


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[[Category:Telecommunications in Mexico]]
[[Category:Telecommunications in Mexico]]
[[Category:Communications satellite operators]]
[[Category:Communications satellite constellations]]
[[Category:First artificial satellite of a country]]
[[Category:First artificial satellites of a country]]
[[Category:Space program of Mexico]]
[[Category:Satellites of Mexico]]
[[Category:Spacecraft launched in 1985]]
[[Category:Spacecraft launched in 1985]]

Latest revision as of 10:21, 1 March 2023

Morelos I
Spacecraft properties
BusHS-376
ManufacturerHughes Aircraft Corporation
BOL mass646.5 kilograms (1,425 lb)
Start of mission
Launch date17 June 1985
RocketSpace Shuttle Discovery/STS-51-G
Transponders
BandC band: 18 (+2 spares)
Ku band: 4 (+2 spares)
EIRPC band: 36 dBW
Ku band: 44 dBW
 
Morelos II
Spacecraft properties
BusHS-376
ManufacturerHughes Aircraft Corporation
BOL mass646.5 kilograms (1,425 lb)
Start of mission
Launch date27 November 1985
RocketSpace Shuttle Atlantis/STS-61-B
Transponders
BandC band: 18 (+2 spares)
Ku band: 4 (+2 spares)
EIRPC band: 36 dBW
Ku band: 44 dBW
 
Morelos III
OperatorMEXSAT
COSPAR ID2015-056A
Mission duration15 years
Spacecraft properties
Bus702HP GeoMobile
ManufacturerBoeing
Launch mass5,325 kilograms (11,740 lb)
BOL mass3,200 kilograms (7,100 lb)
Power14kW
Start of mission
Launch date2 October 2015
RocketAtlas V 421 (AV-059)
Orbital parameters
Longitude113° W
Transponders
BandL band and Ku band
 

The Morelos satellites are a series of Mexican communications satellites. The first two operated between 1985 and 1998 and provided telephony, data, and television services over the territory of the Mexican Republic and adjacent areas. The third is now part of the MEXSAT constellation (sister ship of the MEXSAT-1 lost during launch) but carries the Morelos name.

The original Morelos satellites were replaced by the Solidaridad Satellite System (Solidaridad I, launched 17 November 1993, and Solidaridad 2, launched 17 October 1994) and, following privatisation, by the Satmex Satellite System.

Satellites[edit]

Morelos I[edit]

Morelos I was Mexico's first communications satellite. It was built and put into orbit under a contract from the Secretariat of Communications and Transport (SCT), the federal ministry responsible for the nation's communications systems. Morelos I, a Hughes Aircraft Corporation HS-376, was launched by the U.S. Space Shuttle Discovery (mission STS-51-G) on 17 June 1985 and entered geostationary orbit at 113° W on 17 December 1985.

Morelos II[edit]

Morelos II was launched in November 1985 and remained in service until July 1998. Built by the Hughes Aircraft Corporation for the SCT, it was launched by the Space Shuttle Atlantis on 27 November 1985; the mission, STS-61-B, included Mexican-born astronaut Rodolfo Neri Vela as a payload specialist in its crew. Morelos II held a geostationary orbit at 116.8° W.

Morelos III[edit]

Morelos III (originally MEXSAT 2) was launched on 2 October 2015 at 10:28 UTC on Atlas V 421 AV-059 and the 100th launch by the United Launch Alliance. The spacecraft is designed to provide L-band services to mobile 3G+ users and armed forces via a deployable 22m Herschelian antenna dish with RF transceivers. It also has a 2m Ku-band dish of fixed geometry with a much simpler deployment sequence. The spacecraft is a Boeing 702HP GeoMobile spacecraft bus equipped with an RD-4 main engine for completing its ascent to geostationary orbit at 113° W from an ascent orbit of 4750 by 35800km inclined at 27° following the now-typical long duration two-burn profile of the Atlas V.[1][2][3] It was originally intended to serve with the similar MEXSAT-1 Centenario spacecraft (which would have been at 116° W) lost during the 3rd stage failure of the 406th Proton, a launch vehicle of Proton-M/Briz-M configuration.[4]

Gallery[edit]

See also[edit]

References[edit]

  1. ^ Graham, William (October 2, 2015). "ULA marks 100th mission – Atlas V launches with Morelos-3". www.nasaspaceflight.com. NASA Spaceflight Forums. Retrieved October 2, 2015.
  2. ^ de Selding, Peter B. (October 2, 2015). "Atlas 5 Launches Mexicos Morelos-3 L-band Satellite". www.spacenews.com. Space News. Retrieved October 2, 2015.
  3. ^ Rhian, Jason (October 2, 2015). "Strong at 100 – ULA launches Morelos-3 on firm's 100th mission". www.spaceflightinsider.com. Spaceflight Insider. Retrieved October 2, 2015.
  4. ^ Bergin, Chris (May 16, 2015). "ILS Proton-M suffers third stage failure during MexSat-1 launch". www.nasaspaceflight.com. NASA Spaceflight Forums. Retrieved October 2, 2015.

External links[edit]