| Column | Description |
|---|
| pgc | PGC number |
| 1PGC | PGC ID of dominant group member |
| Nest | 2MASS group ID |
| Dist | Distance (averaged if more than one source); mid-IR calibration |
| Name | Common name |
| RAJ | Right Ascension (J2000) |
| DeJ | Declination (J2000) |
| Glon | Galactic longitude |
| Glat | Galactic latitude |
| SGL | Supergalactic longitude |
| SGB | Supergalactic latitude |
| Ty | Morphological type; RC3 numeric code |
| Asfd | Reddening at B band from Schlegel et al (1998) dust maps |
| Asf | Reddening at B band from Schlafly & Finkbeiner (2011) |
| Btot | Total B magnitude from LEDA |
| Itot | Total I magnitude, average of CCD contributions |
| Ks | 2MASS Ks magnitude, extinction corrected from Huchra et al. 2012 or else Lavaux-Hudson 2011 |
| b/a | Minor to major axial ratio |
| Vhel | Heliocentric velocity |
| Vgsr | Velocity in Galactic standard of rest (circular velocity at Sun of 239 km/s; total velocity 251 km/s toward l=90,b=0) |
| Vls | Velocity in Local Sheet standard of rest (Tully et al. 2008) |
| Vcmb | Velocity in CMB standard of rest (Fixsen et al. 1996) |
| Icnt | Internal group ID |
| 2M++ | Group ID from 2MASS++ catalog of Lavaux & Hudson (2011) |
| Fil | Filament ID from private analysis of V8k catalog |
| SNIa | Supernova ID |
| N | No. SNIa contributions |
| DMav | Distance modulus averaged over all contributions, CF2 scale; mid-IR calibration |
| DMr | Distance modulus from Rest+ (2014), CF2 scale |
| eDMr | Error in Rest+ distance modulus |
| DMw | Distance modulus from Walker+ (2015), CF2 scale |
| DMu | Distance modulus from Union2 (Amanullah et. 2010), Union2 zero point |
| eDMu | Error in Union2 distance modulus |
| DMj | Distance modulus from Jha et al. (2007), Union2 zero point |
| eDMj | Error in Jha distance modulus |
| DMp | Distance modulus from Prieto et al. (2006), Union2 zero point |
| eDMp | Error in Prieto distance modulus |
| DMh | Distance modulus from Hicken et al. (2009), Union2 zero point |
| DMf | Distance modulus from Folatelli et al. (2010), Union2 zero point |
| NBG_ID | NBG group ID |