C/2016 C1 PANSTARRS
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Comet C/2016 C1 was discovered on 12 February 2016 with Pan-STARRS 1 telescope (Haleakala), that is a week before its perihelion passage. This comet was observed until 24 May 2020.

Comet had its closest approach to the Earth on 5 March 2016 (7.572 au), about 2 weeks after its perihelion passage.

The preferred solution given here is based on data spanning over 4.28 yr in a range of heliocentric distances: 8.46 au – 8.46 au (perihelion) – 12.3 au.

This Oort spike comet suffers small planetary perturbations during its passage through the planetary system; however, these perturbations likely lead to escape the comet from the planetary zone on a hyperbolic orbit (see future barycentric orbits).
solution description
number of observations 239
data interval 2016 02 12 – 2020 05 24
data type significantly more measurements after perihelion (POST+)
data arc selection entire data set (STD)
range of heliocentric distances 8.46 au – 8.46 au (perihelion) – 12.26 au
detectability of NG effects in the comet's motion NG effects not determinable
type of model of motion GR - gravitational orbit
data weighting YES
number of residuals 464
RMS [arcseconds] 0.31
orbit quality class 1a+
previous orbit statistics, both Galactic and stellar perturbations were taken into account
no. of returning VCs in the swarm 5001 *
no. of escaping VCs in the swarm 0
no. of hyperbolas among escaping VCs in the swarm 0
previous reciprocal semi-major axis [10-6 au-1] 59.53 – 61.00 – 62.51
previous perihelion distance [au] 11 – 11.2 – 11.4
previous aphelion distance [103 au] 32 – 32.8 – 33.6
time interval to previous perihelion [Myr] 2.02 – 2.09 – 2.17
percentage of VCs with 10 < qprev < 20100
previous orbit statistics, here only the Galactic tide has been included
no. of returning VCs in the swarm 5001 *
no. of escaping VCs in the swarm 0
no. of hyperbolas among escaping VCs in the swarm 0
previous reciprocal semi-major axis [10-6 au-1] 59.51 – 60.98 – 62.49
previous perihelion distance [au] 10.5 – 10.7 – 10.9
previous aphelion distance [103 au] 32 – 32.8 – 33.6
time interval to previous perihelion [Myr] 2.02 – 2.09 – 2.17
percentage of VCs with 10 < qprev < 20100