Site velocities (mm/yr) with respect to stable South America 
  
ID	lat	lon	Vn	Ve sigma sub max sigma sub min 	orientation*
Stable South America sites
BRAZ	-15.95	-47.88	-1.60	-4.45	2.27	1.90	86.87
FORT	-3.88	-38.43	0.62	0.89	1.98	1.75	-43.20
LPGS	-34.91	-57.93	1.74	6.88	3.65	2.52	-79.98
KOUR	5.25	-52.81	-1.18	0.42	2.04	1.65	-88.22
RBLT	-11.01	-66.07	3.85	-1.79	4.00	1.86	-88.20
SJCH	-17.87	-60.77	-1.73	0.19	3.60	1.72	-86.24
  
Nazca Plate sites
GALA	-0.74	-90.30	0.25	51.42	5.18	4.14	83.12
GALP	-0.90	-89.62	-27.32	77.78	36.88	17.91	89.94+
EISL	-27.15	-109.38	-17.67	68.14	4.05	2.04	-9.91
EASA	-27.15	-109.38	-21.95	75.58	4.50	2.75	-9.54+
ESLR	-27.15	-109.38	-21.70	75.66	4.41	2.57	-9.45++
  
Coastal sites
CASM	-9.45	-78.31	-8.74	-3.23	3.89	2.42	-88.05
SCRI	-12.04	-77.02	0.29	25.84	4.38	2.34	-87.32
QUIL	-12.95	-76.44	-8.84	33.21	3.17	2.25	-81.33
PRAC	-13.87	-76.36	-0.55	37.24	3.64	2.30	-83.81
ZAMA	-14.66	-75.62	1.12	29.33	3.56	2.25	-82.85
TANA	-15.75	-74.45	-1.33	31.73	3.13	2.12	-78.41
JHAI	-16.52	-72.86	6.30	32.38	3.31	2.05	-80.75
POCO	-17.43	-71.37	5.45	18.43	2.99	1.91	-77.43
CMOR	-18.05	-70.66	8.13	27.75	3.43	1.98	-81.41
  
Western Cordillera and Altiplano sites
HUAN	-12.13	-75.21	1.39	18.93	2.81	2.15	-78.70
COTA	-15.14	-72.78	-0.01	35.37	6.44	2.82	-88.41
LAMP	-15.33	-70.35	4.42	11.92	3.39	1.98	-83.24
AREQ	-16.47	-71.49	3.35	22.38	2.09	1.52	-42.73
BAJO	-16.95	-70.35	1.01	21.23	3.23	1.92	-81.05
COMA	-17.04	-68.44	5.87	14.16	4.52	2.14	-86.48
ORUR	-17.71	-66.69	9.25	14.76	4.34	2.00	-86.32
AYRO	-17.75	-69.88	7.30	11.83	3.16	1.89	-80.02
CORQ	-18.39	-67.66	8.16	19.66	4.16	1.97	-85.49
SACA	-18.54	-68.76	5.88	23.87	4.82	2.15	-86.55
POTO	-19.73	-65.71	7.84	16.06	4.56	2.10	-86.29
CHTA	-20.17	-66.95	11.35	19.04	4.66	2.14	-86.09
OLLA	-21.35	-68.04	5.87	24.59	4.68	2.18	-85.53
  
Eastern Cordillera and fold and thrust belt sites
PUCA	-8.40	-74.67	-0.33	9.77	3.51	2.18	-88.52
FITZ	-12.67	-69.35	-0.90	3.99	2.39	1.75	-76.63
PPAT	-12.91	-71.41	6.15	18.57	4.10	2.10	-86.93
CUSO	-13.51	-71.98	6.16	10.11	2.91	1.97	-80.66
CANA	-13.99	-73.93	1.84	20.98	3.55	2.17	-83.94
REYE	-14.30	-67.35	1.36	11.64	4.59	2.04	-87.65
SAPE	-15.65	-67.42	3.16	3.09	4.41	2.03	-86.97
LEON	-15.99	-67.60	5.67	13.26	3.76	1.97	-85.25
PNAS	-16.23	-68.49	4.68	9.90	4.80	2.28	-87.10
CHIM	-16.94	-65.17	3.45	3.19	3.41	1.75	-84.47
TUNA	-17.02	-65.47	4.65	6.67	4.33	1.95	-86.78
CNOR	-17.23	-66.21	7.04	8.61	3.96	1.91	-85.74
CSUR	-17.72	-66.27	4.65	12.29	3.42	1.79	-83.67
INGM	-18.46	-63.12	2.75	5.90	3.98	1.86	-86.18
VAGR	-18.71	-64.15	4.84	10.12	18.46	5.68	-89.83
SUCR	-18.99	-65.21	6.64	16.12	3.90	1.87	-85.20
ENRI	-21.47	-64.23	3.24	15.62	4.22	1.97	-85.49
PSUC	-21.56	-62.63	4.75	6.55	3.85	1.84	-85.06
TARI	-21.63	-65.05	3.04	14.14	4.04	1.92	-84.70
 
*degrees cw from N     +DORIS data   ++SLR data