Orbital elements: P/2009 SK280 (Spacewatch-Hill) Epoch 2009 May 9.0 TT = JDT 2454960.5 T 2009 May 24.63514 TT MPC q 4.1991898 (2000.0) P Q n 0.09440038 Peri. 328.30770 +0.98328912 -0.06076054 a 4.7769814 Node 36.41468 +0.15250951 +0.78969645 e 0.1209533 Incl. 16.80357 -0.09941504 +0.61048151 P 10.44
Orbital elements: P/2009 SK280 (Spacewatch-Hill) T 2009 May 25.2595 TT MPC q 4.198841 (2000.0) P Q n 0.0944353 Peri. 328.3811 +0.9832135 -0.0620254 a 4.775803 Node 36.4147 +0.1535106 +0.7895179 e 0.120809 Incl. 16.8016 -0.0986188 +0.6105853 P 10.4 From 59 observations 2009 Sept. 17-Nov. 21.
Orbital elements: P/2009 SK280 (Spacewatch-Hill) T 2009 May 25.3176 TT MPC q 4.200359 (2000.0) P Q n 0.0944565 Peri. 328.4101 +0.9831793 -0.0623223 a 4.775090 Node 36.4048 +0.1538243 +0.7893353 e 0.120360 Incl. 16.8146 -0.0984706 +0.6107910 P 10.4 From 56 observations 2009 Sept. 17-Nov. 16.
Orbital elements: P/2009 SK280 (Spacewatch-Hill) T 2009 May 31.6304 TT MPC q 4.208453 (2000.0) P Q n 0.0945950 Peri. 329.2744 +0.9821287 -0.0762710 a 4.770427 Node 36.3615 +0.1653320 +0.7864747 e 0.117804 Incl. 16.8710 -0.0899362 +0.6128950 P 10.4 From 48 observations 2009 Sept. 17-Oct. 25.
Orbital elements: P/2009 SK280 (Spacewatch-Hill) T 2009 May 30.5343 TT MPC q 4.207578 (2000.0) P Q n 0.0945781 Peri. 329.1322 +0.9823151 -0.0739157 a 4.770996 Node 36.3656 +0.1634152 +0.7869255 e 0.118092 Incl. 16.8657 -0.0913918 +0.6126048 P 10.4 From 42 observations 2009 Sept. 17-Oct. 19.