China

01125, 1909 BE, 1909BE, 1957 UN1, 1957UN1, 1959 EL, 1959EL, 1971 KX, 1971KX, 1974 VM, 1974VM, J09B00E, J57U01N, J59E00L, J71K00X, J74V00M

All data for this body: [vot]

MPC data
Name (number) China (1125)
a 3.13013
e 0.21783
i / sin(i) 3.0413 / 0.05306
q 2.44829
Q 3.81197
ω 9.8384
Node 97.1378
m 354.9737
n 0.1780
Epoch 2460800.5
nobs 4820
nopp 42
Years observed 1909-2025
rms 0.68
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.138
ep 0.218
sin(ip) 0.030
G 0.150
H 11.660
Mass
D 26.49 0.167
pV 0.063 0.0102
Value
Rotational Period 5.360
Period quality 3
Spectral Class C
Spectral Class Score 16.129
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1383 0.2177 0.0300 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
21.33 6.990 6.990 Nugent 2016AJ....152...63N NEATM
21.86 6.060 6.060 Nugent 2016AJ....152...63N NEATM
25.72 8.190 8.190 Masiero 2021PSJ.....2..162M NEATM
26.08 0.199 0.199 Masiero 2011ApJ...741...68M NEATM
26.72 10.180 10.180 Masiero 2021PSJ.....2..162M NEATM
27.39 0.310 0.310 Masiero 2011ApJ...741...68M NEATM
30.49 1.970 1.970 Usui 2011PASJ...63.1117U NEATM
31.16 6.230 6.230 Ali-Lagoa 2018A&A...612A..85A NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.043 0.0170 0.0170 Ali-Lagoa 2018A&A...612A..85A NEATM
0.052 0.0250 0.0470 Masiero 2021PSJ.....2..162M NEATM
0.057 0.0240 0.0420 Masiero 2021PSJ.....2..162M NEATM
0.078 0.0223 0.0223 Masiero 2011ApJ...741...68M NEATM
0.080 0.0600 0.0600 Nugent 2016AJ....152...63N NEATM
0.080 0.0800 0.0800 Nugent 2016AJ....152...63N NEATM
0.086 0.0223 0.0223 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
11.66 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
5.367 3 Synodic Menzies 2009MPBu...36...83M Lightcurve
5.36863 2 Sidereal Hanus 2016A&A...586A.108H Model
5.36863 2 Sidereal Martikainen 2021A&A...649A..98M Model
5.36864 2 Sidereal Durech 2023A&A...675A..24D Model
5.45 3- Synodic Stephens 2014MPBu...41...92S Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
B 0.954 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
B C 0.3419 0.2880 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
B C 0.7495 0.2880 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C C 0.1351 0.2880 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C C 0.1851 0.2880 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C C 0.4103 0.2880 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C C 0.5928 0.2880 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C C 0.6548 0.2880 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C C 0.7101 0.2880 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT