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Table 3

Comparison of original 1/a between different orbital sources (Sample LBg).

Comet Original 1/a in units of au−6.
Used in this paper MPC JPL Nakano
1/a σ(1/a) 1/a 1/a 1/a
C/1999 F1 (Catalina) 37.05 0.59 38.1 36.51 27
C/1999 N4 (LINEAR) 70.73 1.43 67.81 68.55 56
C/2002 J5 (LINEAR) 58.39 0.58 59.76 59.16 50
C/2007 VO53 (Spacewatch) 91.80 0.35 90.99 90.53 81
C/2008 S3 (Boattini) 21.15 0.34 20.99 19.88 10
C/2010 R1 (LINEAR) 43.75 0.54 44.3 43.79 35
C/2010 S1 (LINEAR) 23.22 0.15 23.12 22.15 13
C/2012 K8 (Lemmon) 38.81 0.48 38.78 38.83 29
C/2012 LP26 (Palomar) 40.06 0.49 41.96 42.04 31
C/2015 D3 (Pan-STARRS) 27.91 0.80 27.63 27.22 15
C/2015 XY1 (Lemmon) 30.07 0.58 34(*) 31.74 22
C/2016 A1 (Pan-STARRS) 39.11 0.24 39(*) 38.33 28
C/2017 E3 (Pan-STARRS) 36.37 0.36 39(*) 38.59 28

Notes. The main text discusses the MPC values of 1/a for the last three comets in the table, which are marked with asterisks.

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