1999 XQ95

1999XQ95, 1977 UR2, 1977UR2, 25505, J77U02R, J99X95Q

All data for this body: [vot]

MPC data
Name (number) 1999 XQ95 (25505)
a 2.34761
e 0.15211
i / sin(i) 12.8103 / 0.22172
q 1.99051
Q 2.70470
ω 66.8035
Node 287.3926
m 102.7588
n 0.2740
Epoch 2460800.5
nobs 4039
nopp 22
Years observed 1976-2025
rms 0.65
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.347
ep 0.082
sin(ip) 0.235
G 0.150
H 13.590
Mass
D
pV
Value
Rotational Period 136.580
Period quality 2
Spectral Class S
Spectral Class Score 1.950
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3472 0.0819 0.2353 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
13.59 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
136.581 2 Synodic Waszczak 2015AJ....150...75W Lightcurve
136.88 2 Synodic Pal 2020ApJS..247...26P Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
S 0.325 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT