Zirankexuejijin

08425, 1987 EX, 1987EX, 1992 UF4, 1992UF4, 1994 GJ10, 1994GJ10, 1997 CJ29, 1997CJ29, J87E00X, J92U04F, J94G10J, J97C29J

All data for this body: [vot]

MPC data
Name (number) Zirankexuejijin (8425)
a 2.26438
e 0.06580
i / sin(i) 3.6566 / 0.06378
q 2.11538
Q 2.41338
ω 14.0031
Node 154.7548
m 74.7309
n 0.2893
Epoch 2460800.5
nobs 3760
nopp 25
Years observed 1987-2025
rms 0.69
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.264
ep 0.114
sin(ip) 0.066
G 0.150
H 14.100
Mass
D 4.18 0.098
pV 0.291 0.0293
Value
Rotational Period 4.010
Period quality 3-
Spectral Class S
Spectral Class Score 14.459
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.2641 0.1142 0.0659 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.81 0.160 0.160 Masiero 2012ApJ...759L...8M NEATM
4.40 0.123 0.123 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.276 0.0322 0.0322 Masiero 2011ApJ...741...68M NEATM
0.367 0.0710 0.0710 Masiero 2012ApJ...759L...8M 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
14.10 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
4.011 3- Synodic Benishek 2021MPBu...48..280B Lightcurve
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 DeMeo 2013Icar..226..723D PHOT
S 0.95 Bus VIS Carvano 2010A&A...510A..43C PHOT
S S 0.8046 0.8820 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.9553 0.8820 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT