In this first post I will give the organization of the legios along with the Order of Battle for the Sol System. This Order of Battle will be from the Beginning of the Arachnid War.
The LEGIONS OF THE S.P.Q.R.
The Army:
Sol Command
Headquarters: 1 Consular Group, 7 Consular Armies, 1 Imperial Guard Army
Major Formations: 1 Equites Singulares Augusti (Imperial Horse Guard) Legio, Cohors Amazona Legio, 3 Ala (Cavalry) Legios, 6 Legios , 1 Manipularii Legio (Marine), 1 Cohors Ala , 1 Cohors Legionarius on Luna, 1 Cohors Ala, 1 Cohors Legionarius on Mars.
Organisation of the Legios:
Ala Legio: Commanded by a Praefectus Equitum
+1 HQ Vexillatio 10 Legati Command APC's
100 Command Staff
+1 Medicus Vexillatio Commanded by a Medicus
50 Command Staff 5 Legati Command APC's
5 mobile field Valetudinarium (Military Hospitals)
500 Capsarius (Medics)
+1 Tormentum Auxilia Commanded by a Tribuni Angusticlavii
1 Command Vexillatio 5 Legati Command APC's
50 Command staff
10 Tormentarium Centuria with:
100 Martiobarbullus Tormentum
150 Ballistae Tormentum
1100 Tormentarius
+1 Vigiles Auxilia Commanded by a Tribuni Angusticlavii
1 Command Vexillatio 5 Legati Command APC's
50 Command staff
10 Vigiles Centuria with:
100 Praefectus Vigilum Anti-Orbital Tormentum
150 Vigiles A.D. Tormentum
150 Pila A.T. Tormentarium
1700 Vigiles Tormentarius
+1 Mulus Auxilia Commanded by a Tesserarius
1 HQ Vexillatio 5 Legati Command APC's
50 Command Staff
500 Mulus Hover Cargo carriers
1000 Mulus Marii (drivers and co drivers)
+1 Fabrum Auxilia Commanded by a Praefectus Fabrum (Chief Engineer)
1 HQ Vexillatio 5 Legati Command APC's
50 Command Staff
15 Lapidarius Bridging Vehicles
10 Carpentarius Construction Vehicles
15 Ferrarius Combat Engineering Vehicles
10 Aerarius Combat Recovery Vehicles
500 Fabri (Engineers)
+1 Ala Cohors: Commanded by a Tribunus Laticlavius
1 HQ Vexillatio 5 Legati Command APC's
50 Command Staff
5 Equites Turmae
+1 Ala Cohors: Commanded by a Tribunus Laticlavius
1 HQ Vexillatio 5 Legati Command APC's
50 Command Staff
5 Equites Turmae
+1 Legionarius Cohors Commanded by a Tribunus Laticlavius
1 HQ Vexillatio 5 Legati Command APC's
50 Command Staff
5 Legionarius Maniples
TOTAL OF THE ALA LEGIO EQUIPMENT AND MEN:
Equpiment:
50 Legati Command APC's
5 Mobile Valetudinarium
15 Lapidarius Bridging Vehicles
10 Carpentarius Construction Vehicles
15 Ferrarius Combat Engineering Vehicles
10 Aerarius Combat Recovery Vehicles
500 Mulus Hover Cargo Carriers
100 Martiobarbullus SP Tormentarium
150 Ballistae SP Tormentarium
100 Praefectus Vigilum Anti-Orbital Tormentum
150 Vigiles A.D. Tormentum
150 Pila A.T. Tormentarium
1500 Lorica MBT's
750 Papilio APC's
TOTAL: 3105 Vehicles
Personnel:
500 Command Staff
500 Capsarius (Medics)
1100 Tormentarius (Arty Crew)
1700 Vigiles Tormentarius
1000 Mulus Marii (drivers and co drivers)
500 Fabri (Engineers)
7,500 Legionarius
6,000 Eques Legionarius
TOTAL: 18,800 Personnel
Legionarius Legio: Commanded by a Legati Legionis
+1 HQ Vexillatio 10 Legati Command APC's
100 Command Staff
+1 Medicus Vexillatio Commanded by a Medicus
50 Command Staff 5 Legati Command APC's
5 mobile field Valetudinarium (Military Hospitals)
500 Capsarius (Medics)
+1 Tormentum Auxilia Commanded by a Tribuni Angusticlavii
1 Command Vexillatio 5 Legati Command APC's
50 Command staff
10 Tormentarium Centuria with:
100 Martiobarbullus Tormentum
150 Ballistae Tormentum
1100 Tormentarius
+1 Vigiles Auxilia Commanded by a Tribuni Angusticlavii
1 Command Vexillatio 5 Legati Command APC's
50 Command staff
10 Vigiles Centuria with:
100 Praefectus Vigilum Anti-Orbital Tormentum
150 Vigiles A.D. Tormentum
150 Pila A.T. Tormentarium
100 Excubitoria Anti-Orbital Tormentum
2000 Vigiles Tormentarius
+1 Mulus Auxilia Commanded by a Tesserarius
1 HQ Vexillatio 5 Legati Command APC's
50 Command Staff
500 Mulus Hover Cargo carriers
1000 Mulus Marii (drivers and co drivers)
+1 Fabrum Auxilia Commanded by a Praefectus Fabrum (Chief Engineer)
1 HQ Vexillatio 5 Legati Command APC's
50 Command Staff
15 Lapidarius Bridging Vehicles
10 Carpentarius Construction Vehicles
15 Ferrarius Combat Engineering Vehicles
10 Aerarius Combat Recovery Vehicles
500 Fabri (Engineers)
+1 Ala Cohors: Commanded by a Tribunus Laticlavius
1 HQ Vexillatio 5 Legati Command APC's
50 Command Staff
5 Equites Turmae
+1 Legionarius Cohors Commanded by a Tribunus Laticlavius
1 HQ Vexillatio 5 Legati Command APC's
50 Command Staff
5 Legionarius Maniples
+1 Legionarius Cohors Commanded by a Tribunus Laticlavius
1 HQ Vexillatio 5 Legati Command APC's
50 Command Staff
5 Legionarius Maniples
TOTAL OF THE LEGIONARIUS LEGIO EQUIPMENT AND MEN:
Equpiment:
50 Legati Command APC's
5 Mobile Valetudinarium
15 Lapidarius Bridging Vehicles
10 Carpentarius Construction Vehicles
15 Ferrarius Combat Engineering Vehicles
10 Aerarius Combat Recovery Vehicles
500 Mulus Hover Cargo Carriers
100 Martiobarbullus SP Tormentarium
150 Ballistae SP Tormentarium
100 Praefectus Vigilum Anti-Orbital Tormentum
150 Vigiles A.D. Tormentum
150 Pila A.T. Tormentarium
750 Lorica MBT's
1500 Papilio APC's
TOTAL: 3105 Vehicles
Personnel:
500 Command Staff
500 Capsarius (Medics)
1100 Tormentarius (Arty Crew)
1700 Vigiles Tormentarius
1000 Mulus Marii (drivers and co drivers)
500 Fabri (Engineers)
15,000 Legionarius
3,000 Eques Legionarius
TOTAL: 23,300 Personnel
Sub unit organisation:
Ala Cohors: Commanded by a Tribunus Laticlavius
1 HQ Vexillatio 5 Legati Command APC's
50 Command Staff
5 Equites Turmae
Legionarius Cohors Commanded by a Tribunus Laticlavius
1 HQ Vexillatio 5 Legati Command APC's
50 Command Staff
5 Legionarius Maniples
Manipularii Cohors Commanded by a Tribunus Laticlavius
1 HQ Vexillatio 5 Legati Command APC's
50 Command Staff
5 Manipularii turmae
Equites Turmae: (Squadron) Commanded by a Decurio
10 Centuria with:
150 Lorica MBTs
600 Eques Legionarius
Legionarius Maniple (Battalion) Commanded by Decurio
10 Centuria with:
150 Papilio APC's
1500 Legionarius
Manipularii Maniple (Battalion) Commanded by Decurio
10 Centuria with:
150 Papilio APC's
1500 Manipularii
Ala Centuria: Commanded by a Centurio
Compliment:
15 Lorica MBTs
60 Eques Legionarius (crew)
Legionarius Centuria: Commanded by a Centurio
15 Papilio APC's (Capable of carrying a full Contubernium (Squad) of Legionarii)
150 Legionarius
Manipularii Centuria: Commanded by a Centurio
15 Papilio APC's (Capable of carrying a full Contubernium (Squad) of Manipularii)
150 Manipularii
Tormentum Centuria: Commanded by a Centurio
10 Martiobarbullus Heavy Self Propelled Tormentum (Artillery)
50 Tormentarius (Crew)
15 Ballistae Medium Self Propelled Tormentum
60 Tormentarius
Vigiles Centuria: Commanded by a Centurio
10 Praefectus Vigilum Anti-Orbital Tormentum (Artillery)
50 Tormentarius (Crew)
15 Vigiles A.D. Self Propelled Tormentum
60 Tormentarius
15 Pila A.T. Self Propelled Tormentum
60 Tormentarius
ORDER OF BATTLE-
Equites Singulares Augusti: I Imperator Army, Provincae Italia
+1 HQ Vexillatio
+1 Medicus Vexillatio
+1 Tormentum Auxilia
+1 Vigiles Auxilia
+1 Mulus Auxilia
+1 Fabrum Auxilia
+1 Ala Cohors
+1 Ala Cohors
+1 Legionarius Cohors
I Cohors Amazona Legio: I Imperator Army, Provincae Italia
+1 HQ Vexillatio
+1 Medicus Vexillatio
+1 Tormentum Auxilia
+1 Vigiles Auxilia
+1 Mulus Auxilia
+1 Fabrum Auxilia
+1 Ala Cohors
+1 Legionarius Cohors
+1 Legionarius Cohors
ALA I Galliorum Tremeriana: IV Consular Army Provincae Sarmatia
+1 HQ Vexillatio
+1 Medicus Vexillatio
+1 Tormentum Auxilia
+1 Vigiles Auxilia
+1 Mulus Auxilia
+1 Fabrum Auxilia
+1 Ala Cohors
+1 Ala Cohors
+1 Legionarius Cohors
XXX Ulpia Victrix Legio: IV Consular Army Provincae Germania Maior
+1 HQ Vexillatio
+1 Medicus Vexillatio
+1 Tormentum Auxilia
+1 Vigiles Auxilia
+1 Mulus Auxilia
+1 Fabrum Auxilia
+1 Ala Cohors
+1 Legionarius Cohors
+1 Legionarius Cohors
ALA I Numidiorum Lepidiana: I Consular Army Provincae Hanii
+1 HQ Vexillatio
+1 Medicus Vexillatio
+1 Tormentum Auxilia
+1 Vigiles Auxilia
+1 Mulus Auxilia
+1 Fabrum Auxilia
+1 Ala Cohors
+1 Ala Cohors
+1 Legionarius Cohors
XII Fulminata Legio: I Consular Army Provincae Nihonii
+1 HQ Vexillatio
+1 Medicus Vexillatio
+1 Tormentum Auxilia
+1 Vigiles Auxilia
+1 Mulus Auxilia
+1 Fabrum Auxilia
+1 Ala Cohors
+1 Legionarius Cohors
+1 Legionarius Cohors
ALA I Bataviorum Aratiana: II Consular Army Provincae Mexicus
+1 HQ Vexillatio
+1 Medicus Vexillatio
+1 Tormentum Auxilia
+1 Vigiles Auxilia
+1 Mulus Auxilia
+1 Fabrum Auxilia
+1 Ala Cohors
+1 Ala Cohors
+1 Legionarius Cohors
V Macedonica Legio: II Consular Army Provincae Medialantica
+1 HQ Vexillatio
+1 Medicus Vexillatio
+1 Tormentum Auxilia
+1 Vigiles Auxilia
+1 Mulus Auxilia
+1 Fabrum Auxilia
+1 Ala Cohors
+1 Legionarius Cohors
+1 Legionarius Cohors
XX Valeria Victrix: Legio III Consular Army Provincae Britannia
+1 HQ Vexillatio
+1 Medicus Vexillatio
+1 Tormentum Auxilia
+1 Vigiles Auxilia
+1 Mulus Auxilia
+1 Fabrum Auxilia
+1 Ala Cohors
+1 Legionarius Cohors
+1 Legionarius Cohors
VII Gemina Legio: III Consular Army Provincae Hispania
+1 HQ Vexillatio
+1 Medicus Vexillatio
+1 Tormentum Auxilia
+1 Vigiles Auxilia
+1 Mulus Auxilia
+1 Fabrum Auxilia
+1 Ala Cohors
+1 Legionarius Cohors
+1 Legionarius Cohors
II Traiana Fortis Legio: V Consular Army Provincae Aegyptus
+1 HQ Vexillatio
+1 Medicus Vexillatio
+1 Tormentum Auxilia
+1 Vigiles Auxilia
+1 Mulus Auxilia
+1 Fabrum Auxilia
+1 Ala Cohors
+1 Legionarius Cohors
+1 Legionarius Cohors
I Manipularii Legio: Classis Sol Principatus Luna, Provincae Primus Princeps
+1 HQ Vexillatio
+1 Medicus Vexillatio
+1 Tormentum Auxilia
+1 Vigiles Auxilia
+1 Mulus Auxilia
+1 Fabrum Auxilia
+1 Ala Tumae
+1 Manipularii Cohors
+1 Manipularii Cohors
+1 Manipularii Cohors
I Batavorum Ala Cohors: Principatus Luna, Provincae Primus Princeps
I Celerum Philippiana Cohors: Principatus Luna, Provincae Primus Princeps
II Flavia Agrippiana Ala Cohors: Principatus Mars, Provincae Novae Italia
II Herculia dromedariorum Cohors: Principatus Mars, Provincae Novae Italia
OPERATIONAL COMMANDS-
I Consular Group Terra
I Imperator
+Equites Singulares Augusti Legio
+I Cohors Amazona Legio
I Consular Army
+ALA I Numidiorum Lepidiana Legio
+XII Fulminata Legio
II Consular Army
+ALA I Bataviorum Aratiana Legio
+V Macedonica Legio
III Consular Army
+XX Valeria Victrix Legio
+VII Gemina Legio
IV Consular Army
+ALA I Galliorum Tremeriana Legio
+XXX Ulpia Victrix Legio
V Consular Army
+II Traiana Fortis Legio
VI Consular Army
+I Ala Cohors
+I Legionarius Cohors
VII Consular Army
+I Ala Cohors
+I Legionarius Cohors