2002 KH4

2002KH4, B2221, K02K04H

All data for this body: [vot]

MPC data
Name (number) 2002 KH4 (112221)
a 2.27154
e 0.44342
i / sin(i) 58.6742 / 0.85423
q 1.26430
Q 3.27877
ω 356.5600
Node 230.0665
m 278.1167
n 0.2879
Epoch 2460800.5
nobs 899
nopp 17
Years observed 1995-2025
rms 0.73
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.184
ep 0.658
sin(ip) 0.823
G 0.150
H 15.520
Mass
D 2.14 0.496
pV 0.175 0.0893
Value
Rotational Period 12.860
Period quality 2+
Spectral Class S-complex
Spectral Class Score 18.000
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.1841 0.6581 0.8225 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
1.99 0.530 0.530 Masiero 2021PSJ.....2..162M NEATM
3.16 1.400 1.400 Masiero 2021PSJ.....2..162M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.132 0.0690 0.1430 Masiero 2021PSJ.....2..162M NEATM
0.279 0.1200 0.2110 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
15.52 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
12.866 2+ Synodic Warner 2019MPBu...46..423W Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
S-complex Bus-DeMeo NIR Marsset 2022AJ....163..165M SPEC
S 0.900000 Mahlke VIS Mahlke 2022A&A...665A..26M SPEC
S 1.000000 Mahlke VISNIR Mahlke 2022A&A...665A..26M SPEC