Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    2.899996E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-12T00:29:17+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    Name EMISAR
    AOE ID 68427
    NORAD ID 68427
    Object Type PAYLOAD
    Country
    RO RO
    ← VS →

    2 Object 2

    Name MARS-1
    AOE ID 68830
    NORAD ID 68830
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter EMISAR MARS-1
    Time of Closest Approach 2026-10-13T23:53:27+0000
    Collision Probability (Pc) 2.899996E-7
    Conjunction Distance (km) 2.385 km
    Relative Speed (km/s) 0.029 km/s
    Conjunction Risk Parameters R (Radial): -0.095 | I (In-track): -2.379 | C (Cross-track): -0.122
    Collision Risk Index (CRI) 0.24
    X Position (km) -824.291 -825.201
    Position Y (km) 348.884 346.682
    Position Z (km) 6814.121 6814.027
    Velocity X (km/s) 3.298 3.324
    Velocity Y (km/s) 6.861 6.85
    Velocity Z (km/s) 0.048 0.055

    Orbital Parameters 国际轨道数据源

    Parameter EMISAR MARS-1
    Semimajor Axis (a) 6880.813 km 6883.050 km
    Eccentricity (e) 0.000113 0.000456
    Inclination (i) 97.4695° 97.4670°
    RAAN 241.2615° 241.2435°
    Perigee Argument 44.8211° 74.6314°
    Mean Anomaly (M) 315.3116° 285.5424°
    Apogee 503.454 km 508.049 km
    Perigee 501.898 km 501.777 km
    Orbit Epoch 2026-10-10T22:52:22+0000 2026-10-11T03:34:33+0000

    EMISAR & MARS-1 Collision Probability (Pc) Trend

    EMISAR & MARS-1 Collision Probability (Pc) TrendNot Available

    EMISAR & MARS-1 Miss Distance (Miss Distance) Trend

    EMISAR & MARS-1 Miss Distance (Miss Distance) TrendNot Available

    EMISARMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    MARS-1Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    EMISARCollision Probability Trend

    Object 1 Probability TrendNot Available

    MARS-1Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with EMISAR

    No nearby objects data