Chephren

04412, 1980 FB5, 1980FB5, 2535 P-L, 2535P-L, J80F05B, PLS2535

All data for this body: [vot]

MPC data
Name (number) Chephren (4412)
a 3.13233
e 0.16955
i / sin(i) 2.1793 / 0.03803
q 2.60126
Q 3.66341
ω 211.8508
Node 136.8827
m 237.7891
n 0.1778
Epoch 2460800.5
nobs 5479
nopp 36
Years observed 1954-2025
rms 0.59
Best values
[raw, vot]

Value Standard error
Parent Themis (24)
 
ap 3.138
ep 0.134
sin(ip) 0.024
G 0.150
H 13.180
Mass
D 14.76 0.124
pV 0.071 0.0021
Value
Rotational Period
Period quality None
Spectral Class C
Spectral Class Score 11.564
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 0.0400 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1381 0.1341 0.0243 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
12.57 5.720 5.720 Masiero 2012ApJ...759L...8M NEATM
14.76 0.124 0.124 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.071 0.0021 0.0021 Masiero 2011ApJ...741...68M NEATM
0.085 0.1040 0.1040 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
13.18 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
C DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
C None Bus VIS Carvano 2010A&A...510A..43C PHOT
C 0.570 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
C C 0.6907 0.6907 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT