Sylrobertson

2000 JJ24, 2000JJ24, 28820, K00J24J

All data for this body: [vot]

MPC data
Name (number) Sylrobertson (28820)
a 2.30247
e 0.04230
i / sin(i) 8.9937 / 0.15633
q 2.20507
Q 2.39987
ω 89.4131
Node 359.6499
m 185.0568
n 0.2821
Epoch 2460800.5
nobs 2023
nopp 20
Years observed 1994-2025
rms 0.65
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.302
ep 0.084
sin(ip) 0.154
G 0.150
H 15.660
Mass
D 3.72 0.046
pV 0.098 0.0090
Value
Rotational Period
Period quality None
Spectral Class X
Spectral Class Score 2.940
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3019 0.0842 0.1537 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.71 0.046 0.046 Masiero 2011ApJ...741...68M NEATM
4.08 1.140 1.140 Masiero 2021PSJ.....2..162M NEATM
4.33 1.350 1.350 Masiero 2020PSJ.....1....5M NEATM
4.71 1.320 1.320 Nugent 2016AJ....152...63N NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.040 0.0200 0.0200 Nugent 2016AJ....152...63N NEATM
0.059 0.0450 0.0450 Masiero 2020PSJ.....1....5M NEATM
0.068 0.0270 0.0430 Masiero 2021PSJ.....2..162M NEATM
0.121 0.0108 0.0108 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
15.66 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 0.0314 0.0314 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
X 0.490 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT