1999 XN94

1999XN94, 2001 HR57, 2001HR57, 45135, J99X94N, K01H57R

All data for this body: [vot]

MPC data
Name (number) 1999 XN94 (45135)
a 2.53853
e 0.17096
i / sin(i) 15.4465 / 0.26634
q 2.10454
Q 2.97253
ω 282.3617
Node 110.9823
m 160.4518
n 0.2437
Epoch 2460800.5
nobs 2039
nopp 21
Years observed 1993-2025
rms 0.74
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.538
ep 0.127
sin(ip) 0.257
G 0.150
H 14.480
Mass
D 3.12 0.557
pV 0.346 0.1105
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 13.306
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.5384 0.1273 0.2570 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.12 0.557 0.557 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.346 0.1105 0.1105 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
14.48 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
S DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
S 0.35 Bus VIS Carvano 2010A&A...510A..43C PHOT
S S 0.8345 0.8790 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.9331 0.8790 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT