2001 SN278

2001SN278, 1976 JO8, 1976JO8, 1999 JN18, 1999JN18, 34845, J76J08O, J99J18N, K01SR8N

All data for this body: [vot]

MPC data
Name (number) 2001 SN278 (34845)
a 3.23385
e 0.12177
i / sin(i) 14.6364 / 0.25268
q 2.84008
Q 3.62763
ω 74.4000
Node 230.6262
m 94.7143
n 0.1695
Epoch 2460800.5
nobs 1959
nopp 22
Years observed 1976-2025
rms 0.75
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.221
ep 0.130
sin(ip) 0.269
G 0.150
H 13.880
Mass
D 10.93 0.155
pV 0.045 0.0080
Value
Rotational Period
Period quality None
Spectral Class C
Spectral Class Score 4.602
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.2209 0.1300 0.2687 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
10.93 0.155 0.155 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.045 0.0080 0.0080 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
13.88 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 C 0.2112 0.2530 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C C 0.3315 0.2530 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C C 0.4355 0.2530 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
X C 0.0782 0.2530 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
X C 0.2233 0.2530 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
X C 0.4140 0.2530 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT