April 10, 2015、22:15:50 UT Orbital elements: C/2015 F5 (SWAN-Xingming) = XMAAGS Epoch 2015 Apr. 8.0 TT = JDT 2457120.5 T 2015 Mar. 28.13852 TT Sato q 0.3461436 (2000.0) P Q z +0.0541307 Peri. 13.67110 +0.10550938 -0.86715471 Node 287.90685 -0.95368277 -0.22689599 e 0.9812630 Incl. 149.23531 -0.28170364 +0.44335190 From 36 observations 2015 Apr. 4-10, mean residual 0".64. Q = 36.60 AU, L = 276.1, B = +6.9. Epoch 2015 May 18.0 TT = JDT 2457160.5 T 2015 Mar. 28.13842 TT Sato q 0.3461476 (2000.0) P Q z +0.0541394 Peri. 13.67189 +0.10550631 -0.86715502 Node 287.90736 -0.95368514 -0.22689019 e 0.9812598 Incl. 149.23520 -0.28169677 +0.44335428 Residuals in seconds of arc (or two decimals in units of degrees) 150329 249(1.90- 0.02-)W 150407 C10 0.6- 0.2- 150408 204 0.3- 0.1+ 150329 249(1.40- 0.64-)X 150407 C10 0.3- 0.4+ 150408 204 0.5- 0.1- 150329 249(1.60- 1.00-)Y 150407 C10 0.0 1.1- 150408 204 0.1+ 0.5- 150330 249(1.47- 0.21+)W 150407 C10 0.2+ 1.1- 150408 204 0.8- 0.0 150330 249(1.22- 0.42+)X 150407 C10 0.4- 0.1- 150408 204 0.6- 0.7+ 150330 249(0.49- 0.50+)Y 150407 O75 1.5+ 0.2- 150408 O75 0.4+ 0.3- 150331 249(1.05- 0.60+)W 150407 O75 0.8+ 0.6- 150408 O75 0.5+ 0.5- 150331 249(0.98- 1.00+)X 150407 O75 0.1+ 0.1+ 150408 O75 0.2- 0.1- 150331 249(0.59- 1.29+)Y 150407 O75 0.8+ 0.4+ 150408 O75 0.0 0.4- 150401 249(0.55- 0.80+)W 150407 O75 0.4- 0.6+ 150408 O75 0.3+ 0.2- 150401 249(0.47- 0.75+)X 150407 O75 0.1- 1.3+ 150408 O75 0.6+ 0.3- 150401 249(0.25- 0.92+)Y 150407 O75 0.4- 1.8+ 150408 O75 0.2+ 0.0 150403 249(0.37- 1.22+)Y 150407 C42 (3.6+ 6.2+) 150409 204 0.5- 0.3+ 150404 C42 0.4+ 0.7+ 150407 C42 (6.3+ 4.7+) 150409 204 0.2- 0.5+ 150404 C42 (8.2- 0.8+) 150407 C42 (5.5+ 5.6+) 150409 204 0.1+ 0.5- 150404 C42 (3.8- 8.3-) 150407 C42 (8.1+ 3.4+) 150409 204 0.7+ 0.0 150405 247 1.0- 1.1+ 150407 C42 (6.0+ 4.7+) 150409 204 0.5- 0.3+ 150405 247 (4.5- 1.5-) 150407 C42 (3.7+ 5.8+) 150409 C42 (2.9+ 4.8+) 150405 247 (1.3- 3.7-) 150407 C42 (3.6+ 6.4+) 150409 C42 (4.1+ 5.0+) 150405 247 0.0 1.7- 150407 C42 (4.4+ 6.9+) 150409 C42 (4.3+ 4.4+) 150405 247 (7.7- 4.3-) 150407 C42 (4.9+ 6.2+) 150409 C42 (4.0+ 5.9+) 150405 C42 (4.6- 1.6+) 150407 C42 (2.5+ 5.1+) 150409 C42 (4.1+ 5.9+) 150405 C42 (2.0+ 4.6+) 150407 C42 (5.6+ 4.6+) 150409 C42 (3.5+ 4.3+) 150405 C42 0.7+ 0.1- 150407 C42 (2.4+ 6.8+) 150409 C42 (3.6+ 1.8+) 150406 C42 (1.9+ 5.5+) 150407 C42 (5.1+ 7.4+) 150409 C42 (5.0+ 5.7+) 150406 C42 (3.9+ 3.5+) 150407 C42 (2.2+ 5.6+) 150410 A71 (0.3+ 3.5-) 150406 C42 (1.6+ 4.1+) 150407 C42 (3.1+ 5.8+) 150410 A71 0.4+ 1.7+ 150406 C42 (3.3+ 3.6+) 150407 C42 (5.2+ 4.6+) 150410 A71 0.9- 1.0- 150406 C42 (1.5+ 3.2+) 150407 C42 (5.3+ 6.0+) 150410 A71 0.0 0.7- 150406 C42 (3.1+ 2.7+) 150407 C42 (4.5+ 6.3+) W = M. Mattiazzo, X = R. Matson, Y = H. Sato April 09, 2015、13:30:45 UT Orbital elements: XMAAGS Epoch 2015 Apr. 8.0 TT = JDT 2457120.5 T 2015 Mar. 28.09880 TT Sato q 0.3461678 (2000.0) P Q z +0.0761732 Peri. 13.22835 +0.10569989 -0.86595163 Node 287.52087 -0.95263258 -0.22915264 e 0.9736313 Incl. 149.16203 -0.28516433 +0.44454116 From 41 observations 2015 Apr. 4-9, mean residual 1".12. Epoch 2015 May 18.0 TT = JDT 2457160.5 T 2015 Mar. 28.09716 TT Sato q 0.3461631 (2000.0) P Q z +0.0764703 Peri. 13.21988 +0.10576654 -0.86595109 Node 287.51749 -0.95260316 -0.22924122 e 0.9735288 Incl. 149.16361 -0.28523790 +0.44449654 April 08, 2015、06:00:08 UT Orbital elements: XMAAGS T 2015 Mar. 28.22096 TT Sato q 0.3464315 (2000.0) P Q z +0.0176217 Peri. 14.38216 +0.10280606 -0.86873300 Node 288.38298 -0.95561731 -0.22145219 e 0.9938953 Incl. 149.29974 -0.27609142 +0.44301457 From 26 observations 2015 Apr. 4-7, mean residual 0".89. April 07, 2015、11:01:50 UT Orbital elements: XMAAGS T 2015 Mar. 28.27397 TT Sato q 0.3470435 (2000.0) P Q z +0.0341049 Peri. 14.43916 +0.09875421 -0.86687104 Node 288.16718 -0.95639499 -0.21832201 e 0.9881641 Incl. 149.04996 -0.27487493 +0.44818533 From 19 observations 2015 Apr. 4-7, mean residual 2".18. April 06, 2015、03:26:08 UT Orbital elements: XMAAGS T 2015 Apr. 5.18715 TT Sato q 0.380607 (2000.0) P Q Peri. 43.7337 -0.0338121 -0.4356672 Node 286.0662 -0.9562120 +0.2758916 e 1.0 Incl. 110.6045 +0.2907153 +0.8567835 From 7 observations 2015 Apr. 4-5, mean residual 2".35. --