Caltech

02906, 1957KJ, 1957MA, 1974LC, 1976YS2, 1983AE2, 1983CD, J57K00J, J57M00A, J74L00C, J76Y02S, J83A02E, J83C00D

All data for this body: [vot]

MPC data

Name (number)	Caltech (2906)
Packed designation	02906
a	3.16655
e	0.10388
i / sin(i)	30.6791 / 0.51023
q	2.83762
Q	3.49548
ω	296.9406
Node	84.4092
m	62.9186
n	0.1749
Epoch	2459600.5

n_obs	2681
n_opp	28
Years observed	1957-2022
rms	0.50

Best values

	Value	Standard error
Parent

a_p	3.163
e_p	0.161
sin(i_p)	0.491

	Value	Standard error
G	0.150
H	10.250
Mass
D	59.43	0.462
pV	0.050	0.0026

Proper elements data

a_p	e_p	sin(i_p)	Author	Reference	Method
3.1629	0.1609	0.4915	Novakovic_Radovic_Todovic	2003A&A...403.1165K	Numeric-Jan-2022

Diameter data

Value	Uncertainty up	Uncertainty down	Author	Reference	Method
48.53	2.749	2.749	Ryan&Woodward	2010AJ....140..933R	IRAS-STM
52.49	13.110	13.110	Nugent	2016AJ....152...63N	NEATM
53.09	5.310	5.310	Ali-Lagoa	2018A&A...612A..85A	NEATM
57.98	2.300	2.300	Tedesco	2002AJ....123.1056T	STM
58.68	0.660	0.660	Masiero	2012ApJ...759L...8M	NEATM
61.07	0.720	0.720	Usui	2011PASJ...63.1117U	NEATM
63.02	4.423	4.423	Ryan&Woodward	2010AJ....140..933R	IRAS-NEATM
66.22	6.620	6.620	Ali-Lagoa	2018A&A...612A..85A	NEATM
68.54	6.850	6.850	Ali-Lagoa	2018A&A...612A..85A	NEATM

Albedo data

Value	Uncertainty up	Uncertainty down	Author	Reference	Method
0.036	0.0070	0.0070	Ali-Lagoa	2018A&A...612A..85A	NEATM
0.038	0.0080	0.0080	Ali-Lagoa	2018A&A...612A..85A	NEATM
0.046	0.0073	0.0073	Ryan&Woodward	2010AJ....140..933R	IRAS-NEATM
0.051	0.0120	0.0120	Masiero	2012ApJ...759L...8M	NEATM
0.053	0.0040	0.0040	Tedesco	2002AJ....123.1056T	STM
0.059	0.0120	0.0120	Ali-Lagoa	2018A&A...612A..85A	NEATM
0.060	0.0400	0.0400	Nugent	2016AJ....152...63N	NEATM
0.077	0.0092	0.0092	Ryan&Woodward	2010AJ....140..933R	IRAS-STM

G data

Value	Uncertainty up	Uncertainty down	Author	Reference	Method
0.15			MPC-2022-01-18	MPC-2022-01-18	Phot

H data

Value	Uncertainty up	Uncertainty down	Author	Reference	Method
10.25			MPC-2022-01-18	MPC-2022-01-18	Phot