Orbital elements: P/2015 F1 Epoch 2015 Apr. 8.0 TT = JDT 2457120.5 T 2015 Mar. 23.96675 TT Sato q 2.5347451 (2000.0) P Q n 0.15506935 Peri. 189.61325 -0.64316706 +0.76507077 a 3.4312477 Node 40.36804 -0.69925197 -0.56997582 e 0.2612760 Incl. 2.80249 -0.31206218 -0.29965695 P 6.36 From 55 observations 2015 Mar. 21-28, mean residual 0".40. 1/a = +0.2914392, Q = 4.33 AU, L = 50.0, B = -0.5. rA = 4.306 AU, rD = 2.542 AU. Residuals in seconds of arc 150321 F51 0.3+ 0.0 150322 Q62 0.3- 0.4- 150323 Q62 0.3- 0.0 150321 F51 0.4+ 0.2+ 150322 Q62 0.6+ 0.4+ 150323 Q62 0.2+ 0.4- 150321 F51 0.4+ 0.2+ 150322 Q62 0.0 0.4- 150323 Q62 0.2+ 0.2- 150321 F51 0.5+ 0.1+ 150322 Q62 0.6- 0.4+ 150323 Q62 1.1+ 0.7+ 150322 H01 0.0 0.1+ 150322 Q62 0.0 0.1+ 150323 Q62 0.2- 0.0 150322 H01 0.0 0.0 150322 Q62 0.3- 0.0 150323 Q62 0.2+ 0.3- 150322 H01 0.0 0.0 150322 Q62 0.1- 0.1+ 150324 Q62 0.2+ 0.3- 150322 H01 0.1- 0.1+ 150322 Q62 0.2+ 0.1- 150324 Q62 0.5+ 0.1+ 150322 Q62 1.0- 0.2+ 150322 Q62 0.2+ 0.1- 150324 Q62 0.2+ 0.2+ 150322 Q62 0.7- 0.1+ 150322 Q62 0.1- 0.1+ 150324 Q62 0.5- 0.3+ 150322 Q62 0.2- 0.2+ 150322 Q62 0.0 0.1+ 150324 Q62 0.5+ 0.0 150322 568 0.3+ 0.1- 150322 O75 0.5- 0.7- 150324 Q62 0.0 0.3+ 150322 568 0.4+ 0.2- 150322 O75 0.7- 0.2- 150326 I39 1.0+ 0.4- 150322 Q62 0.9- 0.6+ 150322 O75 0.3- 0.3- 150326 I39 0.8- 0.2+ 150322 568 0.3+ 0.2- 150322 O75 1.1- 0.0 150326 I39 0.5- 0.1+ 150322 568 0.3+ 0.1- 150322 O75 0.9- 0.2+ 150328 W96 0.2- 0.1+ 150322 568 0.3+ 0.1- 150323 W96 0.5+ 0.0 150328 W96 0.1+ 0.0 150322 Q62 0.1+ 0.1+ 150323 W96 1.3+ 0.3- 150322 Q62 0.2+ 0.3+ 150323 W96 0.5- 0.9- March 24, 2015A14:59:56 UT Orbital elements: P10jZRr T 2015 Oct. 27.33641 TT Sato q 2.2689207 (2000.0) P Q n 0.18776340 Peri. 253.32707 +0.41511203 +0.90910509 a 3.0203835 Node 41.25470 -0.81330842 +0.38796049 e 0.2487972 Incl. 3.02380 -0.40769035 +0.15170563 P 5.25 From 44 observations 2015 Mar. 21-23, mean residual 0".40. March 23, 2015A16:26:06 UT Orbital elements: P10jZRr T 2015 Nov. 19.09515 TT Sato q 1.5994510 (2000.0) P Q n 0.17153065 Peri. 286.75779 +0.85876756 +0.51079860 a 3.2080532 Node 42.54797 -0.44464696 +0.78181337 e 0.5014263 Incl. 3.39448 -0.25457290 +0.35756488 P 5.75 From 37 observations 2015 Mar. 21-23, mean residual 0".39. --