1998 QN84

1998QN84, 2002 JE55, 2002JE55, F7844, J98Q84N, K02J55E

All data for this body: [vot]

MPC data
Name (number) 1998 QN84 (157844)
a 2.75056
e 0.32020
i / sin(i) 7.7261 / 0.13444
q 1.86984
Q 3.63128
ω 96.6307
Node 241.5362
m 306.3236
n 0.2161
Epoch 2460800.5
nobs 1338
nopp 20
Years observed 1998-2025
rms 0.76
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.751
ep 0.271
sin(ip) 0.177
G 0.150
H 15.080
Mass
D 6.34 1.004
pV 0.058 0.0248
Value
Rotational Period
Period quality None
Spectral Class X
Spectral Class Score 2.549
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7513 0.2711 0.1770 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
6.34 1.004 1.004 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.058 0.0248 0.0248 Masiero 2011ApJ...741...68M 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
15.08 MPC-2023-12-04 MPC-2023-12-04 Phot
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
Ad Ad None None Movis NIR Popescu 2018A&A...617A..12P PHOT
X X 0.4248 0.4248 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT