1999 TR220

1999TR220, 42979, J99TM0R

All data for this body: [vot]

MPC data
Name (number) 1999 TR220 (42979)
a 2.39986
e 0.14430
i / sin(i) 6.0402 / 0.10523
q 2.05356
Q 2.74616
ω 85.2926
Node 232.5628
m 3.2370
n 0.2651
Epoch 2460800.5
nobs 1624
nopp 21
Years observed 1998-2025
rms 0.76
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.400
ep 0.110
sin(ip) 0.120
G 0.150
H 15.370
Mass
D 2.01 0.349
pV 0.229 0.0693
Value
Rotational Period 3.490
Period quality 2
Spectral Class V
Spectral Class Score 11.402
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3998 0.1103 0.1200 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
2.01 0.349 0.349 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.229 0.0693 0.0693 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
15.37 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
3.37 2 Synodic Chang 2016ApJS..227...20C Lightcurve
3.498 2 Synodic Waszczak 2015AJ....150...75W Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
V Bus VIS Roig 2006Icar..183..411R PHOT
V DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
V 0.29 Bus VIS Carvano 2010A&A...510A..43C PHOT
V V None None Movis NIR Popescu 2018A&A...617A..12P PHOT
V V 0.9704 0.9680 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT