1999 XJ217

1999XJ217, 1994 TN7, 1994TN7, 1996 EP6, 1996EP6, 71184, J94T07N, J96E06P, J99XL7J

All data for this body: [vot]

MPC data
Name (number) 1999 XJ217 (71184)
a 2.75019
e 0.30405
i / sin(i) 0.2445 / 0.00427
q 1.91400
Q 3.58638
ω 67.2201
Node 335.6089
m 239.0672
n 0.2161
Epoch 2460800.5
nobs 805
nopp 18
Years observed 1994-2024
rms 0.63
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.749
ep 0.272
sin(ip) 0.026
G 0.150
H 16.070
Mass
D 2.98 0.480
pV 0.097 0.0466
Value
Rotational Period 4.000
Period quality 2
Spectral Class Ad
Spectral Class Score 1.000
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7495 0.2719 0.0262 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
2.79 0.700 0.700 Masiero 2020PSJ.....1....5M NEATM
3.14 0.660 0.660 Masiero 2020PSJ.....1....5M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.086 0.0640 0.0640 Masiero 2020PSJ.....1....5M NEATM
0.109 0.0680 0.0680 Masiero 2020PSJ.....1....5M 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
16.07 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
4.4 2 Synodic Chang 2015ApJS..219...27C Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
Ad Ad None None Movis NIR Popescu 2018A&A...617A..12P PHOT
V V 0.0472 0.0472 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT