Last updated 2/27/98
Looks like we "scooped" someone on the discovery of 1997 SM5!
Three prediscovery positions extend the arc back a month.
1997 SM5 Epoch 1997 Sept. 9.0 TT = JDT 2450700.5 Williams M 344.81068 (2000.0) P Q n 0.25734743 Peri. 354.42392 +0.95548877 -0.29475290 a 2.4478765 Node 22.73131 +0.27193933 +0.86316810 e 0.1779484 Incl. 1.88720 +0.11441242 +0.40995311 P 3.83 H 18.0 G 0.15 From 12 observations 1997 Sept. 4-Oct. 5. Orbital elements from MPC 31011.
1997 SM5 Epoch 1997 Sept. 29.0 TT = JDT 2450720.5 Williams M 346.82294 (2000.0) P Q n 0.25843799 Peri. 359.08792 +0.92631194 -0.37654718 a 2.4409852 Node 23.04457 +0.34587147 +0.83665356 e 0.1881692 Incl. 1.84247 +0.14939581 +0.39777260 P 3.81 H 18.0 G 0.15 From 9 observations 1997 Sept. 28-Oct. 5.Orbital elements from MPC 30906.