2019 January 24, 09:03:18 UT Orbital elements: C/2019 B1 (Africano) T 2019 Mar. 19.39372 TT Sato q 1.6032220 (2000.0) P Q Peri. 174.31573 -0.39574586 +0.48103510 Node 290.25232 +0.80631231 +0.58975642 e 1.0 Incl. 123.50383 +0.43959716 -0.64868529 From 17 observations 2019 Jan. 19-23, mean residual 0".51. Residuals in seconds of arc 190119 703 0.1- 0.3+ 190119 I52 0.9+ 0.3- 190122 J95 0.0 0.3- 190119 703 0.6- 0.4- 190119 I52 0.1+ 0.4- 190123 J95 0.2+ 0.2- 190119 703 (4.0- 0.0-) 190119 I52 0.2- 0.2+ 190123 J95 0.2- 0.1+ 190119 703 (3.4- 0.3+) 190119 I52 0.3- 1.2- 190123 J95 0.3+ 0.3+ 190119 I52 1.0- 0.0 190121 118 0.1+ 0.7- 190123 J95 0.0 0.1+ 190119 I52 0.3+ 0.6+ 190121 118 0.4- 0.0 190119 I52 1.1+ 1.2+ 190121 118 0.2- 0.4+ --