NEOWISE

Orbital elements

Semi-major axis

-1,261.678 AU

Eccentricity

1.0003

Inclination

46.43°

Perihelion

0.319 AU

Longitude of ascending node

61.43°

Argument of periapsis

162.75°

Epoch · J2000

JD 2457767.51671 (perihelion)

Orbit class · HYP

Hyperbolic comet

Earth MOID · 229.3 LD

0.5893 AU

Tisserand (Jupiter)

0.489

Orbit quality

Observations used

366

Data arc

83 days

First observed

21 October 2016

Last observed

12 January 2017

Residual RMS

0.91 ″

Solution · Otto Matic

15 April 2021

Visual & observation

Absolute magnitude (H)

13.1

Total magnitude M₁ · K₁ 12.3

13.1

Discovery & classification

Also known as 2016 U1