Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.622632E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-22T03:27:29+0800
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    1 Object 1

    AOE ID 28492
    NORAD ID 28492
    Object Type PAYLOAD
    Country
    FR FR
    ← VS →

    2 Object 2

    AOE ID 63395
    NORAD ID 63395
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter HELIOS 2A LEMUR 2 BALTO
    Time of Closest Approach 2026-10-22T05:22:22+0000
    Collision Probability (Pc) 1.622632E-6
    Conjunction Distance (km) 2.628 km
    Relative Speed (km/s) 14.964 km/s
    Conjunction Risk Parameters R (Radial): 2.097 | I (In-track): 0.251 | C (Cross-track): -1.563
    Collision Risk Index (CRI) 0.39
    X Position (km) -5854.514 -5856.34
    Position Y (km) -244.029 -242.52
    Position Z (km) 3707.409 3708.546
    Velocity X (km/s) -4.053 3.959
    Velocity Y (km/s) 1.118 1.36
    Velocity Z (km/s) -6.311 6.325

    Orbital Parameters 国际轨道数据源

    Parameter HELIOS 2A LEMUR 2 BALTO
    Semimajor Axis (a) 6935.431 km 6942.000 km
    Eccentricity (e) 0.000192 0.000605
    Inclination (i) 98.2409° 97.6553°
    RAAN 356.1054° 186.1965°
    Perigee Argument 258.0968° 21.5671°
    Mean Anomaly (M) 102.0041° 338.5807°
    Apogee 558.624 km 568.063 km
    Perigee 555.964 km 559.663 km
    Orbit Epoch 2026-10-21T06:21:10+0000 2026-10-21T03:37:45+0000

    HELIOS 2A & LEMUR 2 BALTO Collision Probability (Pc) Trend

    HELIOS 2A & LEMUR 2 BALTO Collision Probability (Pc) TrendNot Available

    HELIOS 2A & LEMUR 2 BALTO Miss Distance (Miss Distance) Trend

    HELIOS 2A & LEMUR 2 BALTO Miss Distance (Miss Distance) TrendNot Available

    HELIOS 2AMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    LEMUR 2 BALTOMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    HELIOS 2ACollision Probability Trend

    Object 1 Probability TrendNot Available

    LEMUR 2 BALTOCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with HELIOS 2A

    No nearby objects data