1999 CA138

1999CA138, 91270, J99CD8A

All data for this body: [vot]

MPC data
Name (number) 1999 CA138 (91270)
a 2.41808
e 0.22132
i / sin(i) 2.1419 / 0.03737
q 1.88291
Q 2.95324
ω 327.3254
Node 325.0663
m 220.0845
n 0.2621
Epoch 2460800.5
nobs 1002
nopp 20
Years observed 1993-2025
rms 0.85
Best values
[raw, vot]

Value Standard error
Parent Nysa (44)
 
ap 2.418
ep 0.205
sin(ip) 0.048
G 0.150
H 16.210
Mass
D 3.51 0.394
pV 0.047 0.0109
Value
Rotational Period
Period quality None
Spectral Class C
Spectral Class Score 3.350
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
44 Nysa 405 Nysa-Polana -0.0300 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 0.2052 0.0482 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
2.99 0.720 0.720 Nugent 2016AJ....152...63N NEATM
3.73 0.471 0.471 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.046 0.0112 0.0112 Masiero 2011ApJ...741...68M NEATM
0.060 0.0500 0.0500 Nugent 2016AJ....152...63N 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
16.21 MPC-2023-12-04 MPC-2023-12-04 Phot
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
C Bk None None Movis NIR Popescu 2018A&A...617A..12P PHOT
C C 0.3916 0.3916 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT