2024 October 3, 01:49:56 UT Orbital elements: C/20241S1 (ATLAS) = A11bP7I Epoch 2024 Oct. 17.0 TT = JDT 2460600.5 T 2024 Oct. 28.45659 TT Sato q 0.0086036 (2000.0) P Q z +0.0014662 Peri. 69.51936 +0.19041821 -0.97349534 +/-0.0349809 Node 348.12163 -0.95833847 -0.15634674 e 0.9999874 Incl. 142.01589 +0.21290438 +0.16692068 From 122 observations 2024 Sept. 28-Oct. 1, mean residual 0".67. Residuals in seconds of arc 240927 T05 (3.5- 0.3+) 240929 C10 1.1- 0.7- 240930 Q62 0.6+ 0.2- 240927 T05 (3.5- 0.1+) 240929 D49 0.2- 0.1+ 240930 Q62 0.2+ 0.3- 240927 T05 (3.7- 0.1-) 240929 D49 1.3- 0.9+ 240930 Q23 1.7- 0.2- 240928 X09 (2.8- 0.2-) 240929 B74 (2.9- 1.1-) 240930 Q23 1.8- 0.4- 240928 X09 0.2- 0.5+ 240929 B74 0.0 0.8- 240930 367 0.7+ 0.1- 240928 X09 0.5- 0.6+ 240929 B74 1.3+ 1.1- 240930 367 0.1+ 0.3- 240928 X09 0.8- 0.3- 240929 950 0.4+ 0.1+ 240930 367 0.5+ 0.0 240928 X09 0.2- 0.1+ 240929 950 0.2+ 0.6- 240930 367 0.2+ 0.2+ 240928 X09 0.7- 0.5+ 240929 X07 0.1+ 0.5+ 240930 P14 (3.3- 0.7-) 240928 X09 0.4+ 0.1- 240929 X07 0.4+ 0.1- 240930 P14 (3.2- 0.4-) 240928 X07 0.5+ 0.3- 240929 X07 0.4- 0.5- 240930 P14 (2.4- 2.1+) 240928 X07 0.7+ 0.3- 240929 X07 1.2+ 0.2+ 241001 M58 0.6+ 0.2- 240928 X07 1.1+ 0.1- 240929 X07 1.0+ 0.2- 241001 M58 0.3+ 0.1- 240928 X07 1.2+ 0.1+ 240929 X07 0.2- 0.7- 241001 M58 0.5+ 0.0 240928 E94 0.2- 0.1+ 240929 X07 0.7+ 0.1+ 241001 M58 0.7+ 0.2- 240928 E94 0.1+ 0.3+ 240929 X07 0.5+ 0.4- 241001 950 0.3+ 0.1- 240928 E94 0.7- 0.2- 240929 X07 0.4+ 0.2- 241001 950 0.3- 0.1- 240928 E94 0.9- 0.7- 240929 X07 1.1+ 0.1- 241001 J04 1.1+ 0.3+ 240928 E94 0.5- 0.2- 240929 X07 0.9+ 0.0 241001 J04 1.6+ 0.2+ 240928 E94 (2.9- 1.5-) 240929 V21 0.4- 0.2+ 241001 J04 1.1+ 0.4+ 240928 E94 0.5+ 1.2- 240929 V21 0.1- 0.5- 241001 X91 0.9+ 0.2- 240928 E94 0.2- 0.2- 240929 V21 0.5- 1.4+ 241001 X91 0.0 0.7+ 240928 Q62 0.2+ 0.1- 240929 V21 0.7- 0.1+ 241001 X91 0.1- 0.4+ 240928 Q62 0.3- 0.3- 240929 V21 0.4+ 1.8+ 241001 G37 1.5+ 0.3- 240928 Q62 1.0+ 0.9+ 240929 V21 0.1+ 0.8- 241001 G37 1.6+ 0.2+ 240928 Q62 1.0+ 1.6+ 240929 U52 0.9- 0.2+ 241001 V21 0.5+ 0.2+ 240928 Q62 0.5+ 0.6- 240929 U52 1.0- 0.2+ 241001 V21 0.8- 0.2+ 240928 Q62 0.2- 0.7+ 240929 U52 0.4- 0.2- 241001 V21 1.0- 0.2- 240928 247 1.4+ 0.2+ 240929 P14 1.6+ 1.4+ 241001 V21 0.6+ 0.1+ 240928 Q62 0.0 0.5+ 240929 P14 0.2- 0.1- 241001 G37 1.9+ 0.4+ 240928 247 0.5- 0.0 240929 P14 (2.8- 1.5-) 241001 G37 (2.2+ 0.2+) 240928 247 0.1- 0.4- 240930 M50 0.9- 0.6+ 241001 U52 0.9- 0.2+ 240929 L52 0.9- 0.1+ 240930 M50 (2.2- 0.2+) 241001 U52 0.7- 0.2- 240929 L52 0.6- 0.6+ 240930 V21 1.0- 0.6- 241001 U52 1.4- 0.3+ 240929 L52 0.7- 1.2+ 240930 V21 1.9- 0.4+ 241001 Q56 (4.0- 0.3-) 240929 L52 1.1+ 1.0+ 240930 U52 0.7- 0.6+ 241001 Q56 0.2+ 1.0- 240929 M21 0.6- 0.3- 240930 U52 0.4- 0.5- 241001 Q56 (3.4+ 3.1+) 240929 M21 0.4+ 0.2- 240930 U52 1.1- 0.7+ 241001 D95 0.1- 0.4+ 240929 L81 0.5- 0.3- 240930 E94 1.0+ 0.3+ 241001 D95 0.8- 0.2+ 240929 L81 1.3- 0.6- 240930 E94 0.4+ 0.1- 241001 349 0.1- 0.3+ 240929 L81 0.2- 0.1- 240930 E94 0.8- 0.7- 241001 D95 0.6- 0.3- 240929 M50 0.3- 1.1- 240930 Q62 0.7+ 0.3- 241001 D95 1.6- 0.2- 240929 M50 0.4- 0.6- 240930 Q62 0.3+ 0.1+ 241001 349 0.1+ 0.4+ 240929 C10 0.1- 0.3- 240930 Q62 0.6+ 0.2- 241001 Q23 0.5- 0.3- 240929 C10 (2.4- 0.9+) 240930 Q62 0.6+ 0.2- 241001 Q23 0.5- 0.3- 240929 C10 0.7- 0.5- 240930 Q62 0.2- 0.4- 2024 October 2, 02:31:09 UT Orbital elements: C/2024 S1 (ATLAS) = A11bP7I Epoch 2024 Oct. 17.0 TT = JDT 2460600.5 T 2024 Oct. 28.44667 TT Sato q 0.0087266 (2000.0) P Q z -0.0054278 Peri. 69.36084 +0.19234357 -0.97303458 +/-0.0383874 Node 348.06466 -0.95803552 -0.15809394 e 1.0000474 Incl. 142.00499 +0.21253679 +0.16795836 From 116 observations 2024 Sept. 28-Oct. 1, mean residual 0".67. 2024 September 30, 21:16:16 UT Orbital elements: A11bP7I = C/2024 Sx? (ATLAS) Epoch 2024 Oct. 17.0 TT = JDT 2460600.5 T 2024 Oct. 28.50385 TT Sato q 0.0062609 (2000.0) P Q z -0.1016731 Peri. 61.22588 +0.17737736 -0.95066065 +/-0.0690461 Node 336.73082 -0.96411810 -0.11595032 e 1.0006366 Incl. 139.88856 +0.19751851 +0.28774962 From 82 observations 2024 Sept. 27-30, mean residual 0".71. 2024 September 30, 16:40:08 UT Orbital elements: A11bP7I = C/2024 Sx? (ATLAS) T 2024 Oct. 28.66989 TT Sato q 0.0048814 (2000.0) P Q Peri. 62.83390 +0.15116867 -0.95554841 Node 336.80330 -0.96726824 -0.09019029 e 1.0 Incl. 140.01064 +0.20381408 +0.28070081 From 68 observations 2024 Sept.27-29, mean residual 0".66. 2024 September 28, 22:54:26 UT Orbital elements: A11bP7I = C/2024 Sx? (ATLAS) Epoch 2024 Oct. 17.0 TT = JDT 2460600.5 T 2024 Oct. 28.44381 TT Sato q 0.0088097 (2000.0) P Q z +0.0204749 Peri. 70.57821 +0.18966063 -0.97533316 +/-0.0024304 Node 349.38868 -0.95800706 -0.15863286 e 0.9998196 Incl. 142.17249 +0.21506118 +0.15349544 From 25 observations 2024 Sept. 27-28, mean residual 0".70. --