Niigata

19509, 1989 CW3, 1989CW3, 1998 MG38, 1998MG38, J89C03W, J98M38G

All data for this body: [vot]

MPC data
Name (number) Niigata (19509)
a 2.60427
e 0.21401
i / sin(i) 12.6518 / 0.21902
q 2.04694
Q 3.16160
ω 332.7847
Node 246.0803
m 159.5469
n 0.2345
Epoch 2460800.5
nobs 2732
nopp 22
Years observed 1989-2024
rms 0.68
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.604
ep 0.252
sin(ip) 0.231
G 0.150
H 14.510
Mass
D 7.52 0.029
pV 0.059 0.0094
Value
Rotational Period
Period quality None
Spectral Class B
Spectral Class Score 7.750
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6038 0.2523 0.2307 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
5.93 1.370 1.370 Masiero 2021PSJ.....2..162M NEATM
6.82 1.710 1.710 Masiero 2021PSJ.....2..162M NEATM
7.52 0.029 0.029 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.051 0.0180 0.0290 Masiero 2021PSJ.....2..162M NEATM
0.059 0.0106 0.0106 Masiero 2011ApJ...741...68M NEATM
0.080 0.0290 0.0460 Masiero 2021PSJ.....2..162M 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
14.51 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
B C 0.1590 0.3420 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
B C 0.2043 0.3420 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
B C 0.2593 0.3420 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
B C 0.2651 0.3420 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
B C 0.4039 0.3420 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C C 0.0315 0.3420 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C C 0.3367 0.3420 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C C 0.7770 0.3420 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
V C 0.0708 0.3420 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT