1995 SN4

1995SN4, 1999 XE174, 1999XE174, 46649, J95S04N, J99XH4E

All data for this body: [vot]

MPC data
Name (number) 1995 SN4 (46649)
a 2.25229
e 0.14308
i / sin(i) 5.2562 / 0.09161
q 1.93003
Q 2.57455
ω 323.8262
Node 30.6870
m 278.3567
n 0.2916
Epoch 2460800.5
nobs 3520
nopp 20
Years observed 1995-2025
rms 0.64
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.252
ep 0.095
sin(ip) 0.080
G 0.150
H 14.830
Mass
D 3.57 0.285
pV 0.227 0.0381
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 1.776
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.2520 0.0948 0.0804 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.36 0.630 0.630 Nugent 2016AJ....152...63N NEATM
3.63 0.319 0.319 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.180 0.1100 0.1100 Nugent 2016AJ....152...63N NEATM
0.234 0.0406 0.0406 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
14.83 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
Ds Ad None None Movis NIR Popescu 2018A&A...617A..12P PHOT
S 0.296 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT