1999 CQ21

1999CQ21, 1978 TW1, 1978TW1, 1982 VY6, 1982VY6, 2001 ST110, 2001ST110, 53172, J78T01W, J82V06Y, J99C21Q, K01SB0T

All data for this body: [vot]

MPC data
Name (number) 1999 CQ21 (53172)
a 2.41838
e 0.13210
i / sin(i) 6.6311 / 0.11548
q 2.09891
Q 2.73786
ω 314.0023
Node 345.7473
m 188.5823
n 0.2621
Epoch 2460800.5
nobs 3266
nopp 23
Years observed 1978-2025
rms 0.64
Best values
[raw, vot]

Value Standard error
Parent Vesta (4)
 
ap 2.418
ep 0.114
sin(ip) 0.122
G 0.150
H 14.410
Mass
D 3.28 0.193
pV 0.452 0.1038
Value
Rotational Period 20.890
Period quality 2
Spectral Class V
Spectral Class Score 12.059
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
4 Vesta 401 Vesta Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.4184 0.1143 0.1220 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.28 0.193 0.193 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.452 0.1038 0.1038 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
14.41 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
20.8901 2 Synodic Pal 2020ApJS..247...26P Lightcurve
50.324 2- Synodic Erasmus 2020ApJS..247...13E Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
S V 0.6571 0.8010 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
V 0.50 Bus VIS Carvano 2010A&A...510A..43C PHOT
V V 0.8443 0.8010 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
V V 0.9988 0.8010 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT