Nielsen

09744, 1984 HW, 1984HW, 1988 JW, 1988JW, J84H00W, J88J00W

All data for this body: [vot]

MPC data
Name (number) Nielsen (9744)
a 2.61455
e 0.29910
i / sin(i) 13.6416 / 0.23585
q 1.83253
Q 3.39657
ω 135.9981
Node 108.2245
m 239.4637
n 0.2331
Epoch 2460800.5
nobs 5544
nopp 26
Years observed 1984-2025
rms 0.53
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.618
ep 0.314
sin(ip) 0.224
G 0.150
H 13.730
Mass
D 4.65 0.064
pV 0.316 0.0341
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 3.000
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6182 0.3140 0.2237 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.65 0.064 0.064 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.316 0.0341 0.0341 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
13.73 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
S DeMeo-Carry VIS Choi 2023PSJ.....4...49C PHOT
S S None None Movis NIR Popescu 2018A&A...617A..12P PHOT
V V 0.2977 0.2977 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT