2000 JA4

2000JA4, 1993 HO9, 1993HO9, 51199, J93H09O, K00J04A

All data for this body: [vot]

MPC data
Name (number) 2000 JA4 (51199)
a 3.44600
e 0.06807
i / sin(i) 16.0397 / 0.27630
q 3.21143
Q 3.68058
ω 76.4418
Node 185.5455
m 294.5287
n 0.1541
Epoch 2460800.5
nobs 1305
nopp 21
Years observed 1993-2025
rms 0.85
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.445
ep 0.087
sin(ip) 0.278
G 0.150
H 14.200
Mass
D 7.59 0.580
pV 0.092 0.0145
Value
Rotational Period
Period quality None
Spectral Class C
Spectral Class Score 4.841
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.4452 0.0867 0.2780 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
7.59 0.580 0.580 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.092 0.0145 0.0145 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
14.20 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
C C 0.1436 0.2600 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C C 0.2029 0.2600 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C C 0.4603 0.2600 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
CX 0.27 Bus VIS Carvano 2010A&A...510A..43C PHOT