2000 ER57

2000ER57, 1974 SQ, 1974SQ, 1991 RU37, 1991RU37, 25840, J74S00Q, J91R37U, K00E57R

All data for this body: [vot]

MPC data
Name (number) 2000 ER57 (25840)
a 3.18541
e 0.07661
i / sin(i) 8.9099 / 0.15488
q 2.94139
Q 3.42944
ω 175.5761
Node 185.2560
m 329.4083
n 0.1734
Epoch 2460800.5
nobs 2713
nopp 26
Years observed 1974-2025
rms 0.76
Best values
[raw, vot]

Value Standard error
Parent Veritas (490)
 
ap 3.180
ep 0.067
sin(ip) 0.155
G 0.150
H 13.510
Mass
D 9.99 0.116
pV 0.064 0.0115
Value
Rotational Period
Period quality None
Spectral Class X
Spectral Class Score 11.848
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
490 Veritas 0 Veritas Novakovic 2019EPSC...13.1671N HCM
490 Veritas 609 Veritas 0.6900 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1805 0.0666 0.1552 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
9.99 0.116 0.116 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.064 0.0115 0.0115 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
13.51 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 0.65 Bus VIS Carvano 2010A&A...510A..43C PHOT
C 0.675 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
X X 0.3104 0.5470 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
X X 0.3671 0.5470 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
X X 0.5509 0.5470 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
X X 0.7462 0.5470 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT