Open Access

Table A.2

Description of the fields in the collection astorb of the dataCloud.

# Field Type Description
1 num int SSO IAU number
2 name varchar SSO name
3 orbit_computer varchar Orbit computer
4 H double Absolute magnitude (mag)
5 G double Slope parameter (Bowell et al. 1989)
6 B_V double B-V color (mag) from Tedesco (1989)
7 IRAS_diameter double IRAS diameter (km) from Tedesco et al. (1989)
8 IRAS_class varchar IRAS taxonomic classification from Tedesco et al. (1989)
9 note_1 int Categories of planet-crossing asteroids
10 note_2 int Assumptions for orbit computation
11 note_3 int Asteroids observed during the course of major surveys
12 note_4 int Indication from MPC critical-list of numbered asteroids
13 note_5 int Discoveries at Lowell Observatory and related discoveries
14 note_6 int Rank for Lowell collaborative program of astrometry
15 orbital_arc int Orbital arc spanned by observations used in orbit computation (days)
16 number_observation int Number of observations used in orbit computation
17 yy_osc int Year of the epoch of osculation
18 mm_osc int Month of the epoch of osculation
19 dd_osc int Day of the epoch of osculation
20 mean_anomaly double Mean anomaly (deg)
21 perihelion_argument double Argument of perihelion (deg) in ECJ2000.0
22 node_longitude double Longitude of ascending node (deg) in ECJ2000.0
23 inclination double Inclination (deg) in ECJ2000.0
24 eccentricity double Eccentricity
25 semi_major_axis double Semi-major axis (au)
26 YY_calculation int Year of the date of orbit computation
27 MM_calculation int Month of the date of orbit computation
28 DD_calculation int Day of the date of orbit computation
29 CEU_value double Absolute value of the Current 1-σ Ephemeris Uncertainty (CEU, in arcsec)
30 CEU_rate double Rate of change of CEU (arcsec/day)
31 CEU_yy int Year of the date of CEU
32 CEU_mm int Month of the date of CEU
33 CEU_dd int Day of the date of CEU
34 PEU_value double Next Peak Ephemeris Uncertainty (PEU) from date of CEU (arcsec)
35 PEU_yy int Year of the date of occurrence of the PEU
36 PEU_mm int Month of the date of occurrence of the PEU
37 PEU_dd int Day of the date of occurrence of the PEU
38 GPEU_fromCEU double Greatest PEU in 10 years from date of CEU (arcsec)
39 GPEU_yy int Year of the date of occurrence of the GPEU
40 GPEU_mm int Month of the date of occurrence of the GPEU
41 GPEU_dd int Day of the date of occurrence of the GPEU
42 GPEU_fromPEU double Greatest PEU in 10 years from date of next PEU (arcsec)
43 GGPEU_yy int Year of the date of occurrence of the GPEU from PEU
44 GGPEU_mm int Month of the date of occurrence of the GPEU from PEU
45 GGPEU_dd int Day of the date of occurrence of the GPEU from PEU
46 jd_osc double JD of the epoch of osculation
47 px double x component of the EQJ2000 heliocentric position vector (au)
48 py double y component of the EQJ2000 heliocentric position vector (au)
49 pz double z component of the EQJ2000 heliocentric position vector (au)
50 vx double x component of the EQJ2000 heliocentric velocity vector (au/d)
51 vy double y component of the EQJ2000 heliocentric velocity vector (au/d)
52 vz double z component of the EQJ2000 heliocentric velocity vector (au/d)
53 mean_motion double Mean motion (deg/d)
54 orbital_period double Orbital period (d)
55 iddataset int Bibliographic unique reference

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