1999 XP180

1999XP180, 45212, J99XI0P

All data for this body: [vot]

MPC data
Name (number) 1999 XP180 (45212)
a 2.57005
e 0.16704
i / sin(i) 13.0680 / 0.22611
q 2.14074
Q 2.99936
ω 76.0041
Node 357.6348
m 95.0819
n 0.2392
Epoch 2460800.5
nobs 2890
nopp 21
Years observed 1976-2025
rms 0.72
Best values
[raw, vot]

Value Standard error
Parent Eunomia (15)
 
ap 2.570
ep 0.160
sin(ip) 0.234
G 0.150
H 14.280
Mass
D
pV
Value
Rotational Period 1741.000
Period quality 3
Spectral Class S
Spectral Class Score 3.346
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
15 Eunomia 0 Eunomia Novakovic 2019EPSC...13.1671N HCM
15 Eunomia 502 Eunomia -0.5900 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.5699 0.1598 0.2338 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
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
14.28 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
1741.0 3 Synodic Erasmus 2021MNRAS.506.3872E Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
S 0.391 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
S S None None Movis NIR Popescu 2018A&A...617A..12P PHOT