Zhejiang

02631, 1973 FT, 1973FT, 1977 AO2, 1977AO2, 1978 GQ1, 1978GQ1, 1980 TY5, 1980TY5, 1982 BZ1, 1982BZ1, J73F00T, J77A02O, J78G01Q, J80T05Y, J82B01Z

All data for this body: [vot]

MPC data
Name (number) Zhejiang (2631)
a 2.79794
e 0.16060
i / sin(i) 9.5846 / 0.16650
q 2.34860
Q 3.24728
ω 18.4983
Node 24.7061
m 170.0522
n 0.2106
Epoch 2460800.5
nobs 6551
nopp 31
Years observed 1955-2025
rms 0.54
Best values
[raw, vot]

Value Standard error
Parent Gefion (1272)
 
ap 2.798
ep 0.134
sin(ip) 0.159
G 0.150
H 12.100
Mass
D 10.77 0.208
pV 0.242 0.0688
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 15.900
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
1272 Gefion 0 Gefion Novakovic 2019EPSC...13.1671N HCM
1272 Gefion 516 Gefion 0.7600 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7977 0.1336 0.1587 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
10.77 0.208 0.208 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.242 0.0688 0.0688 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
12.10 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
S Bus VIS Bus 2002Icar..158..146B SPEC
S 0.980000 Mahlke VIS Mahlke 2022A&A...665A..26M SPEC
S 1.000 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT