Epoch 2021 Jan. 26.0 TT = JDT 2459240.5 T 2021 Jan. 16.94611 TT Rudenko q 2.9472862 (2000.0) P Q n 0.06739940 Peri. 254.88025 +0.88981062 -0.41789622 a 5.9799660 Node 129.45898 +0.45320407 +0.85622191 e 0.5071400 Incl. 13.73396 -0.05332109 +0.30372156 P 14.6 From 31 observations 2020 July 30-Oct. 10, mean residual 0".3.
m1 = 14.5 + 5 logΔ + 10.0 log r