1991 NR2

1991NR2, 06490, J91N02R

All data for this body: [vot]

MPC data
Name (number) 1991 NR2 (6490)
a 2.66168
e 0.40628
i / sin(i) 17.1718 / 0.29524
q 1.58029
Q 3.74307
ω 29.1058
Node 286.4703
m 281.5657
n 0.2270
Epoch 2460800.5
nobs 1270
nopp 25
Years observed 1982-2025
rms 0.71
Best values
[raw, vot]

Value Standard error
Parent
 
ap
ep
sin(ip)
G 0.150
H 14.690
Mass
D 7.70 1.200
pV 0.040 0.0100
Value
Rotational Period 4.461
Period quality 3
Spectral Class None
Spectral Class Score
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
7.70 1.200 1.200 Ali-Lagoa 2017A&A...603A..55A NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.040 0.0100 0.0100 Ali-Lagoa 2017A&A...603A..55A NEATM
G data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.15 MPC-2023-12-94 MPC-2023-12-94 Phot
H data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
14.69 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
4.459 3 Synodic Rowe 2018MPBu...45..203R Lightcurve
4.46 2 Synodic Behrend LCDB Lightcurve
4.46 3- Synodic Aznar 2018MPBu...45...92A Lightcurve
4.4618 3 Synodic Benishek 2018MPBu...45...82B Lightcurve
4.463 3 Synodic Behrend LCDB Lightcurve
4.468 2+ Synodic Warner 2005MPBu...32....4W Lightcurve