Hebei

02505, 1935 QJ1, 1935QJ1, 1940 LM, 1940LM, 1951 JY, 1951JY, 1957 OL, 1957OL, 1968 HG1, 1968HG1, 1969 RF, 1969RF, 1973 FK2, 1973FK2, 1973 FO, 1973FO, 1975 UJ, 1975UJ, 1975 VT8, 1975VT8, 1978 EX, 1978EX, 1979 HY2, 1979HY2, 1979 KH1, 1979KH1, 1981 VR, 1981VR, J35Q01J, J40L00M, J51J00Y, J57O00L, J68H01G, J69R00F, J73F00O, J73F02K, J75U00J, J75V08T, J78E00X, J79H02Y, J79K01H, J81V00R

All data for this body: [vot]

MPC data
Name (number) Hebei (2505)
a 3.14483
e 0.17178
i / sin(i) 2.0770 / 0.03624
q 2.60460
Q 3.68505
ω 206.6405
Node 59.2236
m 49.2988
n 0.1767
Epoch 2460800.5
nobs 5226
nopp 44
Years observed 1950-2025
rms 0.67
Best values
[raw, vot]

Value Standard error
Parent Themis (24)
 
ap 3.151
ep 0.177
sin(ip) 0.025
G 0.150
H 11.720
Mass
D 22.46 0.183
pV 0.081 0.0077
Value
Rotational Period
Period quality None
Spectral Class B
Spectral Class Score 6.500
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
24 Themis 0 Themis Novakovic 2019EPSC...13.1671N HCM
24 Themis 602 Themis 0.3300 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1514 0.1772 0.0247 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
22.29 0.197 0.197 Masiero 2011ApJ...741...68M NEATM
23.49 0.510 0.510 Usui 2011PASJ...63.1117U NEATM
23.51 2.350 2.350 Ali-Lagoa 2018A&A...612A..85A NEATM
25.00 2.500 2.500 Ali-Lagoa 2018A&A...612A..85A NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.069 0.0140 0.0140 Ali-Lagoa 2018A&A...612A..85A NEATM
0.078 0.0160 0.0160 Ali-Lagoa 2018A&A...612A..85A NEATM
0.089 0.0112 0.0112 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
11.72 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
B DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
B 0.750 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
C 0.42 Bus VIS Carvano 2010A&A...510A..43C PHOT
C C 0.5226 0.5226 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT