2023 March 17, 13:54:52 UT Orbital elements: C/1951 G1 (Groeneveld) T 1951 Nov. 6.65228 TT Sato q 3.6434736 (2000.0) P Q Peri. 187.47947 -0.78046556 +0.60241630 Node 31.54362 -0.55578430 -0.54602765 e 1.0 Incl. 18.64321 -0.28631683 -0.58219276 From 9 observations 1951 Mar. 31-Apr. 7, mean residual 0".75. Residuals in seconds of arc 510331 711 0.2- 1.0- 510402 711 0.8+ 1.2+ 510403 711 1.2- 1.8- 510401 711 0.5+ 0.2+ 510402 711 0.3+ 0.8+ 510404 711 0.7+ 0.1- 510401 711 0.7- 0.6+ 510402 711 0.1- 0.0 510407 711 0.1- 0.2+ --