Asteroids

3752 Camillo help

Last update: 2025-08-11 12:45 UTC

Orbital Properties

Epoch

60800.0

MJD

Orbit type

Apollo

Perihelion (q)

0.987

Aphelion (Q)

1.840

Eccentricity (e)

0.302

Inclination (i)

55.6

deg

Orbit period (P)

613.9

Earth MOID

0.07814

U parameter

0.0

Next Earth close approach

Date

2055-02-15

Nominal distance (from Earth center)

0.08632

12913089

Maximum Brightness

10.9

mag

Risk

Object is not in risk list

Physical Properties

Absolute Magnitude (H)

15.2

mag

Diameter

2480

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

1985-08-15

Observatory

Caussols

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

60800.0000

1-sigma variation

Unit

MJD

Semimajor Axis

Value

1.413637

1-sigma variation

1.031E-9

Unit

Eccentricity (e)

Value

0.301559

1-sigma variation

1.428E-8

Unit

Inclination (i)

Value

55.5596

1-sigma variation

4.553E-6

Unit

Long. of Ascending Node (Ω)

Value

147.9536

1-sigma variation

1.638E-6

Unit

Arg. of Perihelion (ω)

Value

312.2276

1-sigma variation

4.546E-6

Unit

Mean Anomaly (M)

Value

126.06824

1-sigma variation

4.598E-6

Unit

Perihelion distance

Value

0.987343

1-sigma variation

Unit

Aphelion distance

Value

1.839932

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.080078

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.600529

1-sigma variation

Unit

MOID

Value

0.078137

1-sigma variation

Unit

Orbit Period

Value

613.9110

1-sigma variation

Unit

U parameter

Value

0.0

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	1.06303E-18	1.08852E-17	2.01752E-16	-3.69215E-16	2.61164E-15	-4.22728E-15
e	1.08852E-17	2.03934E-16	-1.15628E-15	-2.03039E-15	-7.56853E-15	-2.98568E-14
i	2.01752E-16	-1.15628E-15	2.07284E-11	-9.43738E-13	-1.80562E-12	1.10402E-12
Ω	-3.69215E-16	-2.03039E-15	-9.43738E-13	2.68401E-12	-8.49695E-13	-4.78185E-13
ω	2.61164E-15	-7.56853E-15	-1.80562E-12	-8.49695E-13	2.06682E-11	-1.67577E-11
M	-4.22728E-15	-2.98568E-14	1.10402E-12	-4.78185E-13	-1.67577E-11	2.11409E-11

Date of computation: 2025-08-11 12:45 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

[-]

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]

Taxonomy (all)

Value

Unit

Source

[2]

Absolute Magnitude (H)
Slope Parameter (G)

H / G

Value

Unit

Source

Absolute Magnitude (H)

Value

15.221

Unit

mag

Source

[3]

Slope Parameter (G)

Value

0.15**

Unit

mag

Source

[3]

Albedo
Diameter

Size and albedo

Value

Unit

Source

Albedo

Value

0.238

Unit

Source

[4]

Diameter

Value

2480

Unit

Source

[4]

Color Index Information

Color Index Information

Value

Unit

Source

Color Index Information

Value

0.4026

Unit

g-r

Source

[1]

Sightings

Sightings

Value

Unit

Source

Sightings

Value

Unit

Source

[-]

Download this part as:

Sources

No.	Name	Additional
[1]	EARN	1.) A. V. Sergeyev, B. Carry et al A&A, 658 (2022) A109
[2]	EARN	Earth Asteroids Research Node: https://earn.dlr.de
[3]	ESA Aegis	ESA orbit determination and impact monitoring system
[4]	EARN	1.) Joseph R. Masiero et al 2020 Planet. Sci. J. 1 5

Observational Information

Arc Length
Unobserved
Normalized RMS of residuals

Arc Information

Value

Unit

Source

Arc Length

Value

18092

Unit

Source

[1]

Unobserved

Value

Unit

Source

[1]

Normalized RMS of residuals

Value

0.407206

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

1976-01-28.65318

Unit

Source

[2]

Last Observation

Value

2025-08-10.363455

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

3056 (21)

Unit

Source

[1]

Radar Summary

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

Radar

Value

Unit

Source

First Observation

Value

2013-02-10

Unit

Source

[3]

Last Observation

Value

2018-02-21

Unit

Source

[3]

Delay (Discarded)

Value

4 (0)

Unit

Source

[1]

Doppler (Discarded)

Value

4 (0)

Unit

Source

[1]

Total Radar Observations (Discarded)

Value

8 (0)

Unit

Source

[1]

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
[3]	JPL Radar Observations	Jet Propulsion Laboratory: https://ssd.jpl.nasa.gov/dat/radar_data_ast.txt

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 3752 Camillo 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	1976-02-17 09:48	< 1 s	0.0801348	0.0801345	0.0000001
EARTH	2013-02-12 05:55	< 1 s	0.1477556	0.1477556	0.0000000
EARTH	2018-02-20 00:07	< 1 s	0.1377556	0.1377556	0.0000000
EARTH	2055-02-15 17:08	< 1 s	0.0863187	0.0863183	0.0000001
EARTH	2097-02-17 19:34	< 1 min	0.0924109	0.0924101	0.0000002

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Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
35.03858182	44.45702687	0.07813656	MINIMUM
257.64806630	233.82623418	0.54789720	MINIMUM
324.58307192	308.34614439	0.95587175	SADDLE
139.29856929	155.65765418	1.40194348	SADDLE
335.62825711	152.73231209	1.81374903	SADDLE
202.95530674	27.30651550	2.73112664	MAXIMUM

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MOID Plots

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