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Table 3
Observational claims disregarded in our gas representation.
| Claims | References | |||
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| Central cavity | The diffuse cm radio continuum emission from Sgr A West is mainly nonthermal. | Ekers et al. (1983) | ||
| The Western Arc and the Northern Arm are contained in a single one-armed linear spiral. | Lo & Claussen (1983) | |||
| Ionized gas in the Northern Arm is on an unbound orbit about Sgr A∗. | Roberts et al. (1996) | |||
| Yusef-Zadeh et al. (1998) | ||||
| Mužić et al. (2007) | ||||
| The Northern and Eastern Arms are the ionized outer rims of the northern streamer. | Davidson et al. (1992) | |||
| Jackson et al. (1993) | ||||
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| CNR | The CNR is off-centered from Sgr A∗ and noticeably warped. | Güsten et al. (1987) | ||
| Dense molecular cores inside the CNR are in virial equilibrium. | Christopher et al. (2005) | |||
| Montero-Castaño et al. (2009) | ||||
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| Sgr A East | Sgr A East is separated from Sgr A West by a finite distance along the line of sight. | Karlsson et al. (2003) | ||
| Sjouwerman & Pihlström (2008) | ||||
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| Radio halo | The radio halo is purely nonthermal. | Roy & Rao (2009) | ||
| The radio halo is located in front of Sgr A East. | Pedlar et al. (1989) | |||
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| Molecular belt | Zylka et al. (1990) | |||
| The molecular ridge as a whole is the shock-compressed portion of M − 0.02 − 0.07. | Serabyn et al. (1992) | |||
| Maeda et al. (2002) | ||||
| The molecular ridge is a separate cloud connecting M − 0.02 − 0.07 to M − 0.13 − 0.08. | Herrnstein & Ho (2005) | |||
| Lee et al. (2008) | ||||
| The northern ridge sits in front of the northeastern lobe of the CNR. | McGary et al. (2001) | |||
| The western streamer is highly inclined to the plane of the sky. | Herrnstein & Ho (2005) | |||
| The 20 km s-1 cloud lies mostly behind Sgr A West. | Karlsson et al. (2003) | |||
| Sjouwerman & Pihlström (2008) | ||||
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