2000 SQ285

2000SQ285, 1998 HW153, 1998HW153, 1999 RQ99, 1999RQ99, 34561, J98HF3W, J99R99Q, K00SS5Q

All data for this body: [vot]

MPC data
Name (number) 2000 SQ285 (34561)
a 3.17180
e 0.06109
i / sin(i) 9.2646 / 0.16099
q 2.97803
Q 3.36557
ω 27.0827
Node 225.5487
m 249.8036
n 0.1745
Epoch 2460800.5
nobs 2158
nopp 24
Years observed 1995-2025
rms 0.76
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.168
ep 0.088
sin(ip) 0.173
G 0.150
H 13.850
Mass
D 6.39 0.319
pV 0.172 0.0369
Value
Rotational Period 2.693
Period quality 2
Spectral Class S
Spectral Class Score 7.199
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1682 0.0884 0.1733 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
6.39 0.319 0.319 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.172 0.0369 0.0369 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
13.85 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
2.69349 2 Sidereal Durech 2023A&A...675A..24D Model
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
C 0.46 Bus VIS Carvano 2010A&A...510A..43C PHOT
S S 0.5038 0.3860 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.6960 0.3860 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
X S 0.1067 0.3860 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
X S 0.3574 0.3860 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT