Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    1.472801E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-19T07:52:48+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 58301
    NORAD ID 58301
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    Name HELIOS
    AOE ID 69021
    NORAD ID 69021
    Object Type PAYLOAD
    Country
    GR GR

    Conjunction Constraints

    Parameter IMPULSE-1 MIRA HELIOS
    Time of Closest Approach 2026-10-19T04:46:39+0000
    Collision Probability (Pc) 1.472801E-5
    Conjunction Distance (km) 1.195 km
    Relative Speed (km/s) 14.963 km/s
    Conjunction Risk Parameters R (Radial): -1.167 | I (In-track): 0.051 | C (Cross-track): 0.249
    Collision Risk Index (CRI) 0.58
    X Position (km) -5091.261 -5092.058
    Position Y (km) -1266.396 -1266.855
    Position Z (km) -4456.464 -4457.226
    Velocity X (km/s) 4.376 -5.018
    Velocity Y (km/s) 2.428 0.073
    Velocity Z (km/s) -5.691 5.714

    Orbital Parameters 国际轨道数据源

    Parameter IMPULSE-1 MIRA HELIOS
    Semimajor Axis (a) 6829.942 km 6879.719 km
    Eccentricity (e) 0.006910 0.000260
    Inclination (i) 97.5133° 97.3857°
    RAAN 19.4987° 186.6200°
    Perigee Argument 42.6768° 287.0593°
    Mean Anomaly (M) 317.9815° 73.0359°
    Apogee 499.000 km 503.369 km
    Perigee 404.610 km 499.795 km
    Orbit Epoch 2026-10-18T07:31:31+0000 2026-10-18T03:42:02+0000

    IMPULSE-1 MIRA & HELIOS Collision Probability (Pc) Trend

    IMPULSE-1 MIRA & HELIOS Collision Probability (Pc) TrendNot Available

    IMPULSE-1 MIRA & HELIOS Miss Distance (Miss Distance) Trend

    IMPULSE-1 MIRA & HELIOS Miss Distance (Miss Distance) TrendNot Available

    IMPULSE-1 MIRAMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    HELIOSMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    IMPULSE-1 MIRACollision Probability Trend

    Object 1 Probability TrendNot Available

    HELIOSCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with IMPULSE-1 MIRA

    No nearby objects data