Asteroids

7092 Cadmus help

Last update: 2025-09-10 00:30 UTC

Orbital Properties

Epoch

61000.0

MJD

Orbit type

Apollo

Perihelion (q)

0.780

Aphelion (Q)

4.311

Eccentricity (e)

0.694

Inclination (i)

17.8

deg

Orbit period (P)

1483.3

Earth MOID

0.10058

U parameter

0.0

Next Earth close approach

Date

2118-04-27

Nominal distance (from Earth center)

0.12119

18130472

Maximum Brightness

13.2

mag

Risk

Object is not in risk list

Physical Properties

Absolute Magnitude (H)

15.1

mag

Diameter

2840

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

1992-06-04

Observatory

Palomar Mountain

ORBIT VISUALISATION TOOLS

External links

Proper elements

Epoch

Near present day

Near middle of observation arc

Orbit properties

Epoch
Semimajor Axis
Eccentricity (e)
Inclination (i)
Long. of Ascending Node (Ω)
Arg. of Perihelion (ω)
Mean Anomaly (M)
Perihelion distance
Aphelion distance
Asc. Node-Earth Sep.
Desc. Node-Earth Sep.
MOID
Orbit Period
U parameter

Value

1-sigma variation

Unit

Epoch

Value

61000.0000

1-sigma variation

Unit

MJD

Semimajor Axis

Value

2.545385

1-sigma variation

6.894E-9

Unit

Eccentricity (e)

Value

0.693676

1-sigma variation

3.956E-8

Unit

Inclination (i)

Value

17.7867

1-sigma variation

5.668E-6

Unit

Long. of Ascending Node (Ω)

Value

56.7015

1-sigma variation

1.545E-5

Unit

Arg. of Perihelion (ω)

Value

94.7804

1-sigma variation

1.517E-5

Unit

Mean Anomaly (M)

Value

127.60706

1-sigma variation

0.00001

Unit

Perihelion distance

Value

0.779713

1-sigma variation

Unit

Aphelion distance

Value

4.311057

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.413388

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.235254

1-sigma variation

Unit

MOID

Value

0.100580

1-sigma variation

Unit

Orbit Period

Value

1483.2987

1-sigma variation

Unit

U parameter

Value

0.0

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	4.75321E-17	-2.03939E-17	-3.04042E-14	5.51373E-14	-4.08573E-14	-3.98364E-14
e	-2.03939E-17	1.56523E-15	4.23479E-15	1.50899E-14	1.30441E-13	-1.75713E-15
i	-3.04042E-14	4.23479E-15	3.21292E-11	-6.20388E-11	5.53773E-11	1.35772E-11
Ω	5.51373E-14	1.50899E-14	-6.20388E-11	2.38789E-10	-2.18497E-10	-2.53276E-11
ω	-4.08573E-14	1.30441E-13	5.53773E-11	-2.18497E-10	2.30027E-10	4.73857E-12
M	-3.98364E-14	-1.75713E-15	1.35772E-11	-2.53276E-11	4.73857E-12	4.93875E-11

Date of computation: 2025-09-10 00:30 UTC

Note: The ASCII file is in a format suitable for Orbfit input.

Download ASCII file:

Physical properties

Rotation Period
Quality
Amplitude
Rotation Direction
Spinvector L
Spinvector B

Rotational properties

Value

Unit

Source

Rotation Period

Value

Unit

Source

[-]

Quality

Value

Unit

Source

[7]

Amplitude

Value

Unit

mag

Source

[-]

Rotation Direction

Value

Unit

Source

[-]

Spinvector L

Value

Unit

Source

[-]

Spinvector B

Value

Unit

Source

[-]

Taxonomy
Taxonomy (all)

Taxonomy

Value

Unit

Source

Taxonomy

Value

Unit

Source

[1]

[2]

Taxonomy (all)

Value

Unit

Source

[1]

[3]

Absolute Magnitude (H)
Slope Parameter (G)

H / G

Value

Unit

Source

Absolute Magnitude (H)

Value

15.119

Unit

mag

Source

[4]

Slope Parameter (G)

Value

0.15**

Unit

mag

Source

[4]

Albedo
Diameter

Size and albedo

Value

Unit

Source

Albedo

Value

0.0463

0.05

Unit

Source

[5]

[2]

Diameter

Value

2840

Unit

Source

[2]

Color Index Information

Color Index Information

Value

Unit

Source

Color Index Information

Value

Unit

mag

Source

[-]

Sightings

Sightings

Value

Unit

Source

Sightings

Value

Visual S

Unit

Source

[6]

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Sources

No.	Name	Additional
[1]	EARN	1.) Hicks, M.D. et al. (1998) Icarus 133, 69-78. (The Unusual Spectra of 15 Near-Earth Asteroids and Extinct Comet Candidates)(1566,1620,2063,2102,2201,3200,4953,6053,6489, 7092,8176,1994ES1,1995CR,1996JA1)
[2]	EARN	1.) N. G. Simion et al, Spectral properties of near-Earth objects with low-Jovian Tisserand invariant (2021)
[3]	EARN	Earth Asteroids Research Node: https://earn.dlr.de
[4]	ESA Aegis	ESA orbit determination and impact monitoring system
[5]	EARN	1.) Masiero, J.R. et al. (2018) Astron. J. 154_168(10pp). (NEOWISE Reactivation Mission Year Three: Asteroid Diameters and Albedos) (170NEOs, 6110MBAs) 2.) Binzel, R.P. et al. (2002) in "Asteroids III" (Eds. W.F.Bottke et al.), Univ.Ariz.Press, Tucson, USA, pp. 255-271. (Physical Properties of NEOs)
[6]	EARN	1.) Hicks, M.D. et al. (1998) Icarus 133, 69-78. (The Unusual Spectra of 15 Near-Earth Asteroids and Extinct Comet Candidates)(1566,1620,2063,2102,2201,3200,4953,6053,6489, 7092,8176,1994ES1,1995CR,1996JA1) 2.) Fevig. R.A. and U. Fink (2007) Icarus 188, 175-188. (Spectral observations of 19 weathered and 23 fresh NEAs and their correlations with orbital parameters)(433,1036, 1627,1685,1862,1866,1943,1980,3103,3122,3199,3671,4183,4341, 4954,5587,5751,5836,6037,7358,7482,7753,7822,7977,8201, 10563,11066,13651,13651,19356,20236,20255,35107,85490, J97GD32,J97UH9,J97US9,J98HE3,J98HT31,J98ME3,J98MS2,K04LC2)
[7]	EARN	1.) Harris(JPL), A.W. unpublished data

Observational Information

Arc Length
Unobserved
Normalized RMS of residuals

Arc Information

Value

Unit

Source

Arc Length

Value

16492

Unit

Source

[1]

Unobserved

Value

Unit

Source

[1]

Normalized RMS of residuals

Value

0.55322

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

1980-06-02.35476

Unit

Source

[2]

Last Observation

Value

2025-07-28.479675

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

1336 (9)

Unit

Source

[1]

Radar Summary

First Observation
Last Observation
Delay (Discarded)
Doppler (Discarded)
Total Optical Observations (Discarded)

Radar

Value

Unit

Source

First Observation

Value

Unit

Source

[-]

Last Observation

Value

Unit

Source

[-]

Delay (Discarded)

Value

0 (0)

Unit

Source

[-]

Doppler (Discarded)

Value

0 (0)

Unit

Source

[-]

Total Radar Observations (Discarded)

Value

0 (0)

Unit

Source

[-]

Note: The ASCII file is in a format suitable for Orbfit input.

Sources

No.	Name	Additional
[1]	ESA Aegis	ESA orbit determination and impact monitoring system
[2]	MPC	Minor Planet Center: https://www.minorplanetcenter.net

Computation parameters

As seen from:

Initial Date: *

Final Date: *

Output option:

One line per time step

Time step:*

* - these fields are required

Close Approaches for 7092 Cadmus from 1950 to 2125

Body	Date in UTC	Time uncert. in min	Nominal distance in au	Min. possible distance in au	Distance uncert. in au
EARTH	2118-04-27 13:54	< 1 min	0.1211947	0.1211919	0.0000009
EARTH	2122-05-07 12:38	< 1 min	0.0904803	0.0904785	0.0000006

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Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
32.40185823	117.88033932	0.10148550	MINIMUM
327.96708942	340.41192477	0.15413323	MINIMUM
359.37749441	47.03768576	0.34220795	SADDLE
0.65051693	230.11361159	1.76947528	SADDLE
180.02202956	229.67083991	3.36249002	SADDLE
180.26681276	49.77671328	5.26187526	MAXIMUM

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MOID Plots

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